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Detector

A hierarchy of detector sub-systems

Name
WBS
Description
Updated
Status
TBD
DET : Detector System (WBS 6.10)

G-DET.1
6.1
The EIC detector system shall be capable to detect all reaction products, related to the scattered electron, the scattered parton, and the remnant proton/ion, such that the impact of incomplete kinematic coverage on the respective science is minimized.
07/14/2023
APPROVED
FALSE

F-DET-TRAK.1
6.10.03
The tracking system must provide a low detection threshold for pions and kaons.
07/14/2023
APPROVED
FALSE

P-DET-TRAK-BAR.1
6.10.03
The barrel tracking system shall provide a momentum resolution < 5%.
07/14/2023
APPROVED
FALSE
P-DET-TRAK.1
6.10.03
The tracking system must provide a minimum pT of 100 MeV π, 130 MeV K.
07/14/2023
APPROVED
FALSE

F-DET-TRAK.2
6.10.03
The tracking system must provide high hermicity in exclusive and diffractive channels.
07/14/2023
APPROVED
FALSE

P-DET-TRAK-BAR.1
6.10.03
The barrel tracking system shall provide a momentum resolution < 5%.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.1
6.10.03
The backward tracking system shall provide coverage in rapidity region between -3.5 to -1.0.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.2
6.10.03
The backward tracking system shall provide a momentum resolution of σp/p ~ 0.05%?p+1.0% in the rapidity region between -2.5 to -1.0.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.3
6.10.03
The backward tracking system shall provide a momentum resolution of σp/p ~ 0.10%?p+2.0% in the rapidity region between -3.5 to -2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.4
6.10.03
The backward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 20 μm in the rapidity region between -2.5 to -1.0.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.5
6.10.03
The backward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 40 μm in the rapidity region between -3.5 to -2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.1
6.10.03
The forward tracking system shall provide coverage in rapidity region between -1.0 to 3.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.2
6.10.03
The forward tracking system shall provide a momentum resolution of σp/p ~ 0.05%?p+1.0% in the rapidity region between 1.0 to 2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.3
6.10.03
The forward tracking system shall provide a momentum resolution of σp/p ~ 0.10%?p+2.0% in the rapidity region between 2.5 to 3.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.4
6.10.03
The forward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 20 μm in the rapidity region between 1.0 to 2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.5
6.10.03
The forward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 40 μm in the rapidity region between 2.5 to 3.5.
07/14/2023
APPROVED
FALSE

F-DET.2
6.1
The EIC central detector shall cleanly identify the electron-quark and electron-gluon scattering process to high efficiency by a combination of tracking, particle identification detectors and calorimeters.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-BCK.1
6.10.05
System shall cover pseudo rapidity down to -3.5.
07/14/2023
APPROVED
FALSE
P-DET-ECAL-BCK.2
6.10.05
Energy resolution in the most backward region shall be s(E)/E ~ (2-3)%/sqrt(E) + (1-2)%; in less backward region shall be <7%/sqrt(E) + (1-2)%.
07/14/2023
APPROVED
FALSE
P-DET.2
6.1
The EIC central solenoid magnet combined with tracking detectors shall be capable of providing momentum resolution to a level of spT/pT (%) = 0.05pT + 0.5 in the barrel region and to 0.1pT + 1 in the forward and backward region.
07/14/2023
APPROVED
FALSE
P-DET.3
6.1
The electromagnetic calorimeter in the central detector shall be capable of providing a resolution of s(E)/E ~ 10%/sqrt(E) + (1-3)% in the barrel and forward region and s(E)/E ~ 2%/sqrt(E) + (1-3)% in the backward region.
07/14/2023
APPROVED
FALSE
P-DET.9
6.1
The EIC central detector shall allow an electron-hadron separation with efficiency > 90% and a purity > 80%.
07/14/2023
APPROVED
FALSE

F-DET.3
6.1
The EIC central solenoid magnet shall provide the means to momentum-analyze the charged particles associated with the hadrons produced in electron-quark / electron-gluon scattering process.
07/14/2023
APPROVED
FALSE

P-DET.2
6.1
The EIC central solenoid magnet combined with tracking detectors shall be capable of providing momentum resolution to a level of spT/pT (%) = 0.05pT + 0.5 in the barrel region and to 0.1pT + 1 in the forward and backward region.
07/14/2023
APPROVED
FALSE

F-DET.4
6.1
The EIC central detector system shall allow for particle identification of pions, kaons and protons over a wide range of momentum in the barrel, forward endcap and backward endcap regions.
07/14/2023
APPROVED
FALSE

P-DET.9
6.1
The EIC central detector shall allow an electron-hadron separation with efficiency > 90% and a purity > 80%.
07/14/2023
APPROVED
FALSE
P-DET.10
6.1
The EIC central detector system shall have the resolution of 3s separation for particle identification of pions, kaons and protons with momenta up to 10 GeV/c in the barrel region, up to 50 GeV/c in the forward endcap region, and up to 7 GeV/c in the backward endcap region.
07/14/2023
APPROVED
FALSE

F-DET.5
6.1
The EIC central detector shall allow for heavy flavor and other long-living particle measurements through a vertex resolution.
07/14/2023
APPROVED
FALSE

P-DET.4
6.1
The impact parameter resolution for heavy flavor measurements enabled by the vertex tracker shall be capable of providing a vertex resolution sxy of level 10/pT x 5 mm.
07/14/2023
APPROVED
FALSE

F-DET.6
6.1
The EIC central detector shall allow for separation of single-photons from neutral-pion decay into two photons over a wide region in momentum.
07/14/2023
APPROVED
FALSE

P-DET.8
6.1
The EIC central detector shall allow for separation of single-photons from neutral-pion decay into two photons, for momenta up to 10 GeV and to a level of TBD.
07/14/2023
APPROVED
TRUE

F-DET.7
6.1
The EIC far-backward detector shall complement the central detector in the low- Q² electron scattering region below 1 GeV².
07/14/2023
APPROVED
FALSE

P-DET.7
6.1
The acceptance of the far-backward electron detection shall be able to reach 0.0001 GeV < Q² < 0.1 GeV².
07/14/2023
APPROVED
FALSE

F-DET.8
6.1
The EIC far-forward detector shall measure proton/ion remnants with momenta up to less than 1% different from the proton/ion beam momentum.
07/14/2023
APPROVED
FALSE

P-DET.5
6.1
The hadronic calorimeter in the central detector shall be capable of providing a resolution of s(E)/E ~ 50%/sqrt(E) + 10% in the forward region.
07/14/2023
APPROVED
FALSE

G-DET.2
6.1
The interaction region and detector system shall allow electron-ion collisions over the full energy range (√s = 29 GeV to 141 GeV), polarized beams, and a range of ion beams (√s = 29 GeV to 89 GeV), and allow measurements of luminosity and polarizations. The hadron polarimeters can be located at a different ring location.
07/14/2023
APPROVED
FALSE

F-DET.1
6.1
The EIC detector shall be capable to operate over the full range of Center-Of-Mass energy (√s = 29 GeV to 141 GeV), at full luminosity, and for all ion species.
07/14/2023
APPROVED
FALSE

G-DET.3
6.1
The EIC shall be upgradable with a second interaction region and detector system.
07/14/2023
APPROVED
FALSE
G-DET.4
6.1
The detector shall be installed in one of two available interaction points for the EIC, currently selected as IP-6.
07/14/2023
APPROVED
FALSE
G-DET.5
6.1
The central detector shall consist of a barrel augmented by a forward endcap and a backward endcap region forming the central detector to cover the rapidity range h between -4 and 4 for the measurements of electrons, photons, hadrons and jets.
07/14/2023
APPROVED
FALSE
G-DET.6
6.1
The central detector shall be augmented with detectors in the far backward region to measure scattered electrons at small scattering angles.
07/14/2023
APPROVED
FALSE
G-DET.7
6.1
The central detector shall be augmented with detectors in the far forward region to measure proton and ion remnants at small scattering angles.
07/14/2023
APPROVED
FALSE

F-DET-INF-MECH.2
6.10.10
The existing rail system used to move the detector from the assembly hall to the collider hall should be preserved.
07/14/2023
APPROVED
FALSE
F-DET-INF-MECH.3
6.10.10
Cradles, carriages, platforms and other support systems from the STAR experiment shall be preserved for reuse.
07/14/2023
APPROVED
FALSE
F-DET-INF-MECH.4
6.10.10
The existing crane systems in the assembly hall and collider hall shall be preserved.
07/14/2023
APPROVED
FALSE

G-DET.8
6.1
The polarimetry and luminosity detectors shall measure the electron and proton beam polarization and monitor the instantaneous collision luminosities.
07/14/2023
APPROVED
FALSE
DET ORPHANS
Functional or performance requirements without parents.

P-DET.1
6.1
The EIC central detector shall require a region free of interaction region magnets and other large collider equipment of at least 4.5 m in the backward and 5m in the forward direction around the interaction point.
07/14/2023
APPROVED
FALSE
P-DET.6
6.1
The angular acceptance of the far-forward detection shall be capable of providing up to 20 mrad for charged particles and 4.5 mrad for neutrons.
07/14/2023
APPROVED
FALSE

DET-ANC : Ancillary Detector Systems (WBS 6.10.11)

G-DET-ANC.1
6.10.11
The EIC ancillary detectors should provide a measurement of particle scattering at small angles.
07/14/2023
APPROVED
FALSE

F-DET-ANC.4
6.10.11
The roman pot detectors shall provide a means to measure charged particles close to the beam core.
07/14/2023
APPROVED
FALSE
F-DET-ANC.5
6.10.11
The zero-degree calorimeter shall provide a means to measure neutral particles at small angles.
07/14/2023
APPROVED
FALSE

G-DET-ANC.2
6.10.11
The forward ancillary detectors shall provide a means to measure forward going charged particles (including those close to the beam core), forward going neutral particles, and to tag charged and neutral particles following decay.
07/14/2023
APPROVED
FALSE

F-DET-ANC.2
6.10.11
The B0 system shall provide a means to measure charged particles in the forward direction and to tag neutral particles in the forward direction.
07/14/2023
APPROVED
FALSE
F-DET-ANC.3
6.10.11
The off-momentum detectors shall provide a means to measure charged particles (e.g. primarily protons and/or other decay particles), where this particles have a different magnetic rigidity than the beam being used.
07/14/2023
APPROVED
FALSE

G-DET-ANC.3
6.10.11
The backward ancillary detectors shall provide a means to measure scattered electrons.
07/14/2023
APPROVED
FALSE

F-DET-ANC.1
6.10.11
The Low Q² detectors shall provide a means to measure scattered electrons at small angles in the backward direction.
07/14/2023
APPROVED
FALSE

DET-ANC-B0 : B-Zero Detectors (WBS 6.10.11.01)

G-DET-ANC-B0.1
6.10.11
The B0 system will provide measurements of charged particles in the forward directions, it might include also tagging of neutral particles.
07/14/2023
APPROVED
FALSE

F-DET-ANC-B0.1
6.10.11
Silicon detector with sufficient timing and spatial resolution will provide tracking measurements of the charged particles in the hadron-outgoing direction.
07/14/2023
APPROVED
FALSE

P-DET-ANC-B0.1
6.10.11
B0 tracker will have granularity XX (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-B0.2
6.10.11
B0- tracker will have XX layers (to be determined)
07/14/2023
APPROVED
TRUE

F-DET-ANC-B0.2
6.10.11
B0-system will provide theta coverage in the range 5.5 < ϑ < 20.0 mrad (4.6 < ϑ < 5.9).
07/14/2023
APPROVED
FALSE

P-DET-ANC-B0.4
6.10.11
B0 system dimensions will be XX [cm] in X and XX [cm] in Y (to be determined)
07/14/2023
APPROVED
TRUE

F-DET-ANC-B0.3
6.10.11
B0-system will be integrated into the warm area of the B0-dipole.
07/14/2023
APPROVED
FALSE

P-DET-ANC-B0.4
6.10.11
B0 system dimensions will be XX [cm] in X and XX [cm] in Y (to be determined)
07/14/2023
APPROVED
TRUE

G-DET-ANC-B0.2
6.10.11
The B0-system will tag protons at higher angles (especially important for lower beam energies).
07/14/2023
APPROVED
FALSE

F-DET-ANC-B0.4
6.10.11
B0-system will have a pre-shower to tag low energy photons (to be verified).
07/14/2023
APPROVED
TRUE

P-DET-ANC-B0.3
6.10.11
B0 pre-shower thickness will be XX [ X/X0] (to be determined)
07/14/2023
APPROVED
TRUE

DET-ANC-LOWQ2 : Low Q2 Detectors (WBS 6.10.11.02)

G-DET-ANC-LOWQ2.1
6.10.11
The Low- Q² detectors will measure the energy and position of the scattering electrons with Q² below 1 GeV² in the far-backward directions.
07/14/2023
APPROVED
FALSE

F-DET-ANC-LOWQ2.1
6.10.11
The acceptance for the low- Q² tagger should complement the central detector to reach the coverage close to the limit given by the divergence of the beam.
07/14/2023
APPROVED
FALSE
F-DET-ANC-LOWQ2.2
6.10.11
The Low- Q² calorimeter will be used to measure the energy of the scattered electrons.
07/14/2023
APPROVED
FALSE

P-DET-ANC-LOWQ2.3
6.10.11
Low- Q² calorimeter will have granularity ( cell size) XX (to be determined)
07/14/2023
APPROVED
TRUE

F-DET-ANC-LOWQ2.3
6.10.11
The tracking system will be used to determinate a position and angle of the scattered electron.
07/14/2023
APPROVED
FALSE

P-DET-ANC-LOWQ2.1
6.10.11
Low- Q² tracker will have granularity XX (to be determined)
07/14/2023
APPROVED
TRUE

F-DET-ANC-LOWQ2.4
6.10.11
Low- Q² tagger will be located along the outgoing electron beam, after the B2eR dipole ( 20 -40 m away from the IP).
07/14/2023
APPROVED
FALSE
F-DET-ANC-LOWQ2.5
6.10.11
Low- Q² tagger will have at least two stations positioned next to the beam-pipe.
07/14/2023
APPROVED
FALSE

DET-ANC-LOWQ2 ORPHANS
Functional or performance requirements without parents.

P-DET-ANC-LOWQ2.2
6.10.11
Low- Q² calorimeter will have Z-segmentation XX (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-LOWQ2.4
6.10.11
Low- Q² will have dimensions XX in X and XX in Y (to be determined)
07/14/2023
APPROVED
TRUE

DET-ANC-OFFMO : Off-Momentum Detectors (WBS 6.10.11.03)

DET-ANC-OFFMO ORPHANS
Functional or performance requirements without parents.

F-DET-ANC-OFFMO.1
6.10.11
OFF-Momentum detectors will be placed as close as possible to the beam pipe (outside or inside) (to be verified).
07/14/2023
APPROVED
TRUE

P-DET-ANC-OFFMO.1
6.10.11
OFFM tracker will have granularity XX (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-OFFMO.2
6.10.11
OFFM tracker will have XX layers (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-OFFMO.3
6.10.11
OFFM will have XX number of stations (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-OFFMO.4
6.10.11
OFFM system dimensions will be XX [cm] in X and XX [cm] in Y (to be determined)
07/14/2023
APPROVED
TRUE

DET-ANC-ROMAN : Roman Pots (WBS 6.10.11.04)

G-DET-ANC-ROMAN.1
6.10.11
The Roman-Pots should provide measurements of charged particles close to the beam core.
07/14/2023
APPROVED
FALSE

F-DET-ANC-ROMAN.1
6.10.11
The Roman-Pots will provide coverage in the range 0.0* < ϑ < 5.0 mrad (ϑ > 6)
(*depends on beam optics, ca 10 sigma)
07/14/2023
APPROVED
FALSE

P-DET-ANC-ROMAN.1
6.10.11
RPOT tracker will have granularity XX (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-ROMAN.2
6.10.11
RPOT will have XX number of layers (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-ROMAN.3
6.10.11
RPOT will have number of stations (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-ROMAN.4
6.10.11
RPOT system dimensions will have XX [cm] in X and XX [cm] in Y (to be determined)
07/14/2023
APPROVED
TRUE

DET-ANC-ROMAN ORPHANS
Functional or performance requirements without parents.

F-DET-ANC-ROMAN.2
6.10.11
RPOT will be integrated into the accelerator vacuum system.
07/14/2023
APPROVED
FALSE

DET-ANC-ZDC : Zero Degree Calorimeter (WBS 6.10.11.05)

G-DET-ANC-ZDC.3
6.10.11
The Zero Degree Calorimeter should provide measurements of neutral particles (neutrons and photons).
07/14/2023
APPROVED
FALSE
DET-ANC-ZDC ORPHANS
Functional or performance requirements without parents.

F-DET-ANC-ZDC.1
6.10.11
ZDC will provide theta coverage in the range 0 < ϑ < 4.5 mrad.
07/14/2023
APPROVED
FALSE
P-DET-ANC-ZDC.1
6.10.11
ZDC granularity will be XX (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-ZDC.2
6.10.11
ZDC will have XX number of layers (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-ZDC.3
6.10.11
ZDC will have XX stations (to be determined)
07/14/2023
APPROVED
TRUE
P-DET-ANC-ZDC.4
6.10.11
ZDC system will have dimensions 60 [cm] in X and 60 [cm] in Y (to be determined)
07/14/2023
APPROVED
TRUE

DET-COMP : Data Acquisition and Computing Systems (WBS 6.10.09)

G-DET-COMP.1
6.10.09
The COMP subsystem shall consist of all resources necessary to communicate with all DET subsystems in order to configure, control and monitor these systems as well as read, process and store data they generate.
07/14/2023
APPROVED
FALSE

F-DET-COMP.3
6.10.09
The COMP subsystem shall be designed to operate continuously, independent of the state of the other detector subsystems.
07/14/2023
APPROVED
FALSE

G-DET-COMP.2
6.10.09
The COMP subsystem shall consist of COTS hardware where possible, and custom electronics as needed.
07/14/2023
APPROVED
FALSE
G-DET-COMP.3
6.10.09
The COMP subsystem shall use COTS and Open Source software where possible, and collaboration developed software, firmware libraries and applications as needed.
07/14/2023
APPROVED
FALSE
DET-COMP ORPHANS
Functional or performance requirements without parents.

F-DET-COMP.1
6.10.09
COMP related resources shall require physical space in the experimental hall (aka DAQ Bunkers). In the experimental hall multiple designated locations must be available to provide necessary proximity to all instrumented DET systems.
07/14/2023
APPROVED
FALSE
F-DET-COMP.2
6.10.09
COMP related resources shall require physical space within the counting house. A single separated closed space for computing resources (Rack Room) shall be required in addition to a User occupied operations space (Control room).
07/14/2023
APPROVED
FALSE
F-DET-COMP.4
6.10.09
Temperature and humidity levels in all spaces where COMP hardware exists must be maintained within specifications defined by the manufacturer or by custom electronics operational requirements.
07/14/2023
APPROVED
FALSE
P-DET-COMP.1
6.10.09
All computing resources in the experimental hall and counting house must have access to both 120V AC and 208V AC 3 phase power.
07/14/2023
APPROVED
FALSE
P-DET-COMP.2
6.10.09
Online and Slow control services in the DAQ bunker areas in the experimental hall must have access to a "clean" ground to maintain good signal quality.
07/14/2023
APPROVED
FALSE
P-DET-COMP.3
6.10.09
Online and Slow control services in the DAQ bunker areas must be shielded from prompt radiation from the beam crossing region of the EIC detector to minimize electronics failures.
07/14/2023
APPROVED
FALSE
P-DET-COMP.4
6.10.09
User management of required cabling shall be facilitated via a combination of cable trays and/or conduit between the experimental hall fiber patch panels and each DAQ bunker.
07/14/2023
APPROVED
FALSE

DET-COMP-OFFLINE : Offline DAQ and Computing Systems (WBS 6.10.09.01)

G-DET-COMP-OFFLINE.1
6.10.09
Offline computing resources shall be available via an external data center for optional experimental data processing and archival storage.
07/14/2023
APPROVED
FALSE

F-DET-COMP-OFFLINE.1
6.10.09
External data center computing resources shall include COTS CPUs as well as ancillary computing hardware (e.g. GPUs, FPGAs) supporting AI and machine learning processing. Resources for volatile and archival storage shall also be available.
07/14/2023
APPROVED
FALSE

P-DET-COMP-OFFLINE.1
6.10.09
External data center resources shall be able to accept data transfers from the Counting House online systems at 1 Tb/s aggregate throughput or greater.
07/14/2023
APPROVED
FALSE

DET-COMP-ONLINE : Online DAQ and Computing Systems (WBS 6.10.09.02)

DET-COMP-ONLINE ORPHANS
Functional or performance requirements without parents.

F-DET-COMP-ONLINE.1
6.10.09
Rack Room Online computing shall require communications patch panels supporting fiber optic access to both the experimental hall and to a data center.
07/14/2023
APPROVED
FALSE

P-DET-COMP-ONLINE.4
6.10.09
Fiber connected to patch panels from the Rack Room to the external Data Center shall at a minimum be implemented with enough single mode fiber capable of supporting redundant 100Gb and 400Gb bidirectional network links.
07/14/2023
APPROVED
FALSE
P-DET-COMP-ONLINE.5
6.10.09
Fiber connected to patch panels from the Rack Room to Experimental Hall Patch panel shall be implemented with enough single and/or multi-mode fiber capable of supporting both commercial and proprietary bidirectional serial links for all detector system requirements. Minimum aggregate bandwidth capabilities shall not be less than 10Tb/s.
07/14/2023
APPROVED
FALSE

F-DET-COMP-ONLINE.2
6.10.09
Rack room Online computing shall have an alternate power source available that is battery or generator backed-up for a subset of core resources in case of power outages.
07/14/2023
APPROVED
FALSE
P-DET-COMP-ONLINE.1
6.10.09
Rack Room Online computing shall sit on a raised floor to allow for forced air, power and signal cabling to be routed to all racks.
07/14/2023
APPROVED
FALSE
P-DET-COMP-ONLINE.2
6.10.09
Rack Room Online computing shall require electrical power via raised floor distribution sufficient to support XX kW total power usage levels.
07/14/2023
APPROVED
TRUE
P-DET-COMP-ONLINE.3
6.10.09
Rack Room Online computing shall require HVAC cooling via raised floor distribution sufficient to support a XX kW power outlay at temps at or below 76 degrees Fahrenheit.
07/14/2023
APPROVED
TRUE
P-DET-COMP-ONLINE.6
6.10.09
Online data processing capabilities within the experimental hall and counting house shall be sufficient to support event identification, background & noise suppression and data quality monitoring necessary to be able to keep up with front-end data rates and temporarily store filtered data - ready for further offline processing.
07/14/2023
APPROVED
FALSE
P-DET-COMP-ONLINE.7
6.10.09
Online data storage capabilities within the counting house COMP resources shall be fast enough to keep up with processed data rates and large enough to hold all acquired data locally for up to 48 hours.
07/14/2023
APPROVED
FALSE

DET-ECAL : Electromagnetic Calorimetry Systems (WBS 6.10.05)

G-DET-ECAL.1
6.10.05
EMCal shall provide measurements of photons, including ones from pi0, eta and other decays; and shall play a key role to identify scattered and decay electrons and measure their kinematic parameters
07/14/2023
APPROVED
FALSE

F-DET-ECAL.6
6.10.05
Must operate at full luminosity and expected background conditions (rad. dose, neutron flux).
07/14/2023
APPROVED
FALSE

P-DET-ECAL.1
6.10.05
The noise level per channel shall be <2% of minimal photon energy.
07/14/2023
APPROVED
FALSE
P-DET-ECAL.3
6.10.05
The monitoring system shall contain: Light system (LED or laser), test pulse (for electronics), dark current (for SiPM).
07/14/2023
APPROVED
FALSE

F-DET-ECAL.7
6.10.05
Must provide adequate energy and position resolution for photon and electron measurements, and eID through E/p cut.
07/14/2023
APPROVED
FALSE
F-DET-ECAL.8
6.10.05
Shall provide discrimination between single photon and merged photon from pi0 decay.
07/14/2023
APPROVED
FALSE
F-DET-ECAL.9
6.10.05
Shall provide photon measurements down to 100 MeV.
07/14/2023
APPROVED
FALSE

P-DET-ECAL.3
6.10.05
The monitoring system shall contain: Light system (LED or laser), test pulse (for electronics), dark current (for SiPM).
07/14/2023
APPROVED
FALSE

F-DET-ECAL.10
6.10.05
Must provide timing sufficient to discriminate between different bunch crossings.
07/14/2023
APPROVED
FALSE

G-DET-ECAL.2
6.10.05
EMCal subsystem(s) shall cover the backward, the barrel and the forward region.
07/14/2023
APPROVED
FALSE

F-DET-ECAL.4
6.10.05
Design must minimize the loss of functionality in transition between barrel and endcap regions.
07/14/2023
APPROVED
FALSE

DET-ECAL ORPHANS
Functional or performance requirements without parents.

F-DET-ECAL.1
6.10.05
Must fit in the available space.
07/14/2023
APPROVED
FALSE
F-DET-ECAL.2
6.10.05
The EMCal systems shall require adequate support structures, and survey marks to determine their physical location.
07/14/2023
APPROVED
FALSE
F-DET-ECAL.3
6.10.05
The EMCal systems shall require appropriate power and cabling to support operation of the detector elements.
07/14/2023
APPROVED
FALSE
F-DET-ECAL.5
6.10.05
Photosensors and readout electronics must tolerate the magnetic field in the subsystem location.
07/14/2023
APPROVED
FALSE
P-DET-ECAL.2
6.10.05
A cooling system shall be provided for the SiPM sensors, with precise temperature control and gain correction for temperature drift.
07/14/2023
APPROVED
FALSE

DET-ECAL-BAR : Barrel EMCal Systems (WBS 6.10.05)

G-DET-ECAL-BAR.1
6.10.05
Barrel EMCal shall identify scattered electrons and measure their energy, in high Q² events; it also serves to identify decay electrons, e.g. from vector or heavy flavor meson decays, and to measure DVCS photons and decay photons
07/14/2023
APPROVED
FALSE

F-DET-ECAL-BAR.1
6.10.05
Shall provide electron energy measurements up to 50 GeV.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-BAR.1
6.10.05
Energy resolution shall be s(E)/E < 10%/sqrt(E) + (1-3)%.
07/14/2023
APPROVED
FALSE
P-DET-ECAL-BAR.2
6.10.05
System shall provide high power for e/pi separation down to 1 GeV/c.
07/14/2023
APPROVED
FALSE

F-DET-ECAL-BAR.2
6.10.05
Shall provide photon measurements up to 10 GeV.
07/14/2023
APPROVED
FALSE
F-DET-ECAL-BAR.3
6.10.05
Must provide discrimination between single photon and merged photon from pi0 decay up to 5 to 10 GeV.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-BAR.3
6.10.05
System shall provide high granularity which is capable of distinguishing two showers with opening angle down to 0.02 (=> tower size).
07/14/2023
APPROVED
FALSE

DET-ECAL-BCK : Backward EMCal Systems (WBS 6.10.05)

G-DET-ECAL-BCK.1
6.10.05
Backward EMCal shall identify scattered electrons and measure their energy, in low and medium Q² events; it also serves to identify decay electrons, e.g. from vector or heavy flavor meson decays, and measure DVCS photons and decay photons
07/14/2023
APPROVED
FALSE

F-DET-ECAL-BCK.1
6.10.05
Shall provide high precision measurements for electrons up to 18 GeV.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-BCK.1
6.10.05
System shall cover pseudo rapidity down to -3.5.
07/14/2023
APPROVED
FALSE
P-DET-ECAL-BCK.2
6.10.05
Energy resolution in the most backward region shall be s(E)/E ~ (2-3)%/sqrt(E) + (1-2)%; in less backward region shall be <7%/sqrt(E) + (1-2)%.
07/14/2023
APPROVED
FALSE

F-DET-ECAL-BCK.2
6.10.05
Shall provide measurements of scattered electrons for the events down to Q²=1 GeV² (=> acceptance requirements).
07/14/2023
APPROVED
FALSE
F-DET-ECAL-BCK.3
6.10.05
Must provide strong eID capabilities down to 1 GeV/c.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-BCK.3
6.10.05
System shall have high power for e/pi separation down to 1 GeV/c.
07/14/2023
APPROVED
FALSE

F-DET-ECAL-BCK.4
6.10.05
Shall provide photon measurements up to 18 GeV.
07/14/2023
APPROVED
FALSE
F-DET-ECAL-BCK.5
6.10.05
Must provide discrimination between single photon and merged photon from pi0 decay up to 18 GeV.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-BCK.4
6.10.05
System shall have high granularity and be capable of distinguishing two showers with opening angle down to 0.015 (=>tower size).
07/14/2023
APPROVED
FALSE

F-DET-ECAL-BCK.6
6.10.05
Must provide photon measurements down to 50 MeV (to measure radiated photons).
07/14/2023
APPROVED
FALSE

P-DET-ECAL-BCK.6
6.10.05
System shall have low material budget on the way from the vertex: <5%X0 in the 1st half a way, or <10%X0 on the second half a way, or <30%X0 just in front of EMCal (within 10cm).
07/14/2023
APPROVED
FALSE

F-DET-ECAL-BCK.7
6.10.05
A cooling system shall be provided for the lead-tungstate based detector.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-BCK.7
6.10.05
A cooling system shall be provided if PWO crystals are used.
07/14/2023
APPROVED
FALSE

DET-ECAL-FWD : Forward EMCal Systems (WBS 6.10.05)

G-DET-ECAL-FWD.1
6.10.05
Forward EMCal shall identify decay electrons, e.g. from vector or heavy flavor meson decays, and to measure DVCS photons and decay photons, e.g. from pi0 decays
07/14/2023
APPROVED
FALSE

F-DET-ECAL-FWD.1
6.10.05
Shall provide electron and photon measurements up to 50 GeV.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-FWD.1
6.10.05
System shall have energy resolution s(E)/E < (10-12)%/sqrt(E) + (1-3)%.
07/14/2023
APPROVED
FALSE

F-DET-ECAL-FWD.2
6.10.05
Must provide discrimination between single photon and merged photon from pi0 decay up to 50 GeV.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-FWD.2
6.10.05
System shall have sufficient granularity to be capable of distinguishing two showers with opening angle down to 0.005 (=>tower size).
07/14/2023
APPROVED
FALSE

F-DET-ECAL-FWD.3
6.10.05
Along with forward HCal, shall provide high precision jet measurements.
07/14/2023
APPROVED
FALSE

P-DET-ECAL-FWD.1
6.10.05
System shall have energy resolution s(E)/E < (10-12)%/sqrt(E) + (1-3)%.
07/14/2023
APPROVED
FALSE

DET-ELEC : Electronic Systems (WBS 6.10.08)

G-DET-ELEC.1
6.10.08
The EIC detector readout electronics shall provide the means to acquire, process and deliver detector signals to the DAQ system. Streaming readout shall be the default or nominal operation mode; to facilitate calibration and testing or debugging, a triggered operation mode shall be implemented at every level.
07/14/2023
APPROVED
FALSE

F-DET-ELEC.1
6.10.08
The EIC detector readout electronics will provide signal conditioning to detector signals by the shaping constants, amplification, digitization and signal drive via discrete components and Application Specific Integrated Circuits (ASIC).
07/14/2023
APPROVED
FALSE

P-DET-ELEC.1
6.10.08
In the current conceptual design, two ASICs shall be used for the readout of MPGD and photonic sensors. These will be 64-channel, 1 W nominal power consumption. MPGDs: amplification (1 to 10), shaping (40 to 250 ns), digitization (12-bit precision), better than 20 ns timing resolution. Photonic sensors: amplification (2 to 30 mV/fC), shaping (1 to 40 ns), digitization (10 to 14-bit precision), timing resolution (100 ps to <1 ns).
07/14/2023
APPROVED
FALSE

F-DET-ELEC.2
6.10.08
The EIC detector readout electronics will process detector signals on the Front End Board (FEB). The FEB is typically characterized by the use of ASICs and customized for each type of sub-detector. Data transport off the FEB is made via optical fibers to FEPs or DAQ system.
07/14/2023
APPROVED
FALSE

P-DET-ELEC.2
6.10.08
FEB shall include ASICs, support components and optical fiber interfaces, where applicable. FEBs may implement data reduction techniques, such as zero suppression, to reduce data volume.
07/14/2023
APPROVED
FALSE

F-DET-ELEC.3
6.10.08
The EIC detector readout electronics will process, collect and aggregate data within the Front End Processor (FEP). The FEP is typically characterized by the use of FPGAs. Data transport off the FEP is made via optical fibers to the DAQ, which may consist of FELIX-type cards, network servers or network switches.
07/14/2023
APPROVED
FALSE

P-DET-ELEC.3
6.10.08
FEP shall include FPGAs and interface via optical fibers to the FEPs and DAQ. Data aggregation (10:1), reduction techniques and processing via ML/AI algorithms shall reduce data volume by a factor of 10 or more during normal operation.
07/14/2023
APPROVED
FALSE

F-DET-ELEC.4
6.10.08
The FEB and FEP boards will be remotely configured for proper operation of their programmable logic device, such as FPGAs. Processor boards or single board computers used with critical detector systems may require remote booting of OS.
07/14/2023
APPROVED
FALSE

DET-ELEC ORPHANS
Functional or performance requirements without parents.

P-DET-ELEC.4
6.10.08
Electronics and electronic components shall meet commercial operating environment specifications; critical systems shall consider conformance to industrial specifications, and use industrial/automotive grade components when available and economically feasible.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.5
6.10.08
The detector ground (i.e., Clean Ground) shall be segregated from other equipment grounding. The grounding around the solenoid and the south platform from the detector ground reference, which shall be isolated from other systems and structures and connected to the experimental area ground via six (6) low impedance, insulated 4/0 wires. Other equipment, such as the solenoid power supplies and control systems, shall connect to the experimental area grounding connection separately from the clean ground. All connections shall be effected via low impedance insulated wires (e.g., 4/0). These wires shall have differently colored insulation for easy identification of segregated grounds.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.6
6.10.08
Power supplies (HV, LV, Bias) shall be of the floating type and referenced to the detector clean ground.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.7
6.10.08
Cabling shall be rated to National Electrical Code (NEC) 2020, NFPA 70, UL CL2 or better. Cable jackets shall be marked to UL standards by the manufacturer. Cables rated with the X suffix (Dwellings) (e.g., CL2X, CMX) are not permitted.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.8
6.10.08
Cable routing shall conform to NECA/NEMA 105/2007 for open cable tray systems.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.9
6.10.08
All electrical equipment in the experimental area shall conform to EMI/RFI standards FCC Class B, CISPR11/EN 55011 Class B, CISPR22/EN 55022 Class B, EN 61000-6-3 or equivalent. Exceptions shall be evaluated via EMI/RFI measurement surveys.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.10
6.10.08
Cabinet racks (19 inch type), open or closed frame types (e.g., Hammond C4F247736), shall be COTS and equipped with horizontal and vertical cable managers. These shall accommodate a minimum of three equipment crates or chassis.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.11
6.10.08
Equipment crates or chassis for HV, LV and Bias supplies and for data acquisition shall be rated for a maximum of 2.5 kW each and powered from 120 VAC or 208 VAC 3-phase, preferably.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.12
6.10.08
Any equipment that is powered by a plug and cord shall be either listed by a Nationally Recognized Testing Lab (NRTL) such as UL or have been approved by the Laboratory EEI (Electrical Equipment Inspection) program.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.13
6.10.08
Cables shall have sufficient excess length (slack or service loop) to allow connection without strain. Cables outside of the enclosure shall be dressed in a way that allows removal of any module without obstruction, those inside the enclosure shall have sufficient slack to allow visual inspection, connection, and disconnection with all other modules installed.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.14
6.10.08
Electrical components shall be derated to 80%, if the manufacturer has not already done so, and if such derating is economically feasible.
07/14/2023
APPROVED
FALSE
P-DET-ELEC.15
6.10.08
Enclosures and removable modules should use captive hardware when possible.
07/14/2023
APPROVED
FALSE

DET-HCAL : Hadronic Calorimetry Systems (WBS 6.10.06)

G-DET-HCAL.1
6.10.06
Hadronic calorimeter (HCal) subsystem must provide hadron energy measurement, in particular for the jet neutral component identification (neutrons and K-long's), as well as to serve as a tail catcher for the e/m calorimeters
07/14/2023
APPROVED
FALSE

F-DET-HCAL.3
6.10.06
Must operate reliably at a full projected EIC luminosity.
07/14/2023
APPROVED
FALSE
F-DET-HCAL.5
6.10.06
Must provide a reasonable energy measurement for charged hadrons.
07/14/2023
APPROVED
FALSE
F-DET-HCAL.6
6.10.06
Must provide means for neutral hadron identification and energy measurement.
07/14/2023
APPROVED
FALSE

P-DET-HCAL.2
6.10.06
Shall provide practical detection threshold ~500 MeV as defined in the EIC Yellow Report.
07/14/2023
APPROVED
FALSE

G-DET-HCAL.2
6.10.06
Functionality shall cover the barrel and the forward region, and should cover the backward region.
07/14/2023
APPROVED
FALSE
DET-HCAL ORPHANS
Functional or performance requirements without parents.

F-DET-HCAL.1
6.10.06
The HCal systems shall require adequate support structures, and survey marks to determine their physical location.
07/14/2023
APPROVED
FALSE
F-DET-HCAL.2
6.10.06
The HCal systems shall require appropriate power and cabling to support operation of the detector elements.
07/14/2023
APPROVED
FALSE
F-DET-HCAL.4
6.10.06
Must be resilient against harsh background conditions, high neutron flux in the IR area in particular, at the levels specified by the simulation studies.
07/14/2023
APPROVED
FALSE
F-DET-HCAL.7
6.10.06
Must be compact enough to fit in the limited space allocated for the EIC detector, but at the same time have sufficient depth in order to efficiently contain the hadronic showers.
07/14/2023
APPROVED
FALSE
P-DET-HCAL.1
6.10.06
HCal layout shall minimize the gaps in coverage between barrel and endcaps.
07/14/2023
APPROVED
FALSE

DET-HCAL-BAR : Barrel HCal Systems (WBS 6.10.06)

G-DET-HCAL-BAR.1
6.10.06
Barrel HCal shall provide adequate functionality for hadronic jet neutral component reconstruction at central rapidities
07/14/2023
APPROVED
FALSE

F-DET-HCAL-BAR.1
6.10.06
Shall be optimized to provide hadron energy measurements at relatively small jet energies (up to few dozens of GeV).
07/14/2023
APPROVED
FALSE

P-DET-HCAL-BAR.1
6.10.06
Should have a moderate energy resolution s(E)/E ~ 100%/sqrt(E) + 10% constant term.
07/14/2023
APPROVED
FALSE
P-DET-HCAL-BAR.2
6.10.06
Must have sufficient granularity in azimuthal and polar angle to resolve neutral clusters.
07/14/2023
APPROVED
FALSE
P-DET-HCAL-BAR.3
6.10.06
Shall have sufficient radial depth to contain medium energy hadronic showers past 2-3 interaction length material of the e/m calorimeter and the solenoid.
07/14/2023
APPROVED
FALSE

DET-HCAL-BCK : Backward HCal Systems (WBS 6.10.06)

G-DET-HCAL-BCK.1
6.10.06
A future backward HCal shall provide functionality of a tail catcher for the high resolution e/m calorimeter in electron identification, as well as for jet kinematics measurement at small Bjorken x
07/14/2023
APPROVED
FALSE

F-DET-HCAL-BCK.1
6.10.06
Shall accommodate the future possibility of hadron measurements in the energy range up to few dozens of GeV.
07/14/2023
APPROVED
FALSE

P-DET-HCAL-BCK.1
6.10.06
Must provide capability to cover pseudo rapidity range down to at least -3.5.
07/14/2023
APPROVED
FALSE
P-DET-HCAL-BCK.3
6.10.06
Must provide space to have tower depth of 5-6 interaction lengths (together with the e/m section) in order to avoid longitudinal leakage for relatively small hadron energies in the e-endcap.
07/14/2023
APPROVED
FALSE

F-DET-HCAL-BCK.2
6.10.06
Shall accommodate the future ability to complement e/m calorimeter by tail catching capability for electron ID purposes, especially below 3-4 GeV/c.
07/14/2023
APPROVED
FALSE

P-DET-HCAL-BCK.2
6.10.06
Shall provide capability to have energy resolution s(E)/E ~ 50%/sqrt(E) + a 10% constant term.
07/14/2023
APPROVED
FALSE

DET-HCAL-FWD : Forward HCal Systems (WBS 6.10.06)

G-DET-HCAL-FWD.1
6.10.06
Forward HCal shall play a crucial role in jet energy and kinematics reconstruction in the hadron endcap, complementing tracking and e/m calorimetry in the particle flow algorithms
07/14/2023
APPROVED
FALSE

F-DET-HCAL-FWD.1
6.10.06
Must provide hadron energy measurements up to the highest hadron energies in a 250(p) x 18(e) GeV beam configuration.
07/14/2023
APPROVED
FALSE

P-DET-HCAL-FWD.1
6.10.06
Must cover pseudo rapidity range up to at least 3.5.
07/14/2023
APPROVED
FALSE

F-DET-HCAL-FWD.2
6.10.06
The design must be coupled well with a compensated forward e/m calorimeter for high precision jet energy measurements.
07/14/2023
APPROVED
FALSE

P-DET-HCAL-FWD.3
6.10.06
Granularity (transverse tower size) should be ~10x10 cm^2 in order to be capable to efficiently disentangle energy deposits by different charged and neutral hadrons.
07/14/2023
APPROVED
FALSE
P-DET-HCAL-FWD.4
6.10.06
Must have tower depth of 6-7 interaction lengths (together with the e/m section) in order to avoid longitudinal leakage for highest energy hadrons at the EIC.
07/14/2023
APPROVED
FALSE

DET-HCAL-FWD ORPHANS
Functional or performance requirements without parents.

P-DET-HCAL-FWD.2
6.10.06
Shall have energy resolution s(E)/E ~ 50%/sqrt(E) + a 10 % constant term.
07/14/2023
APPROVED
FALSE

DET-INF : Infrastructure Systems (WBS 6.10.10)

G-DET-INF.1
6.10.10
There will be distinct infrastructure requirements for the assembly hall, the collider hall, and the interaction region.
07/14/2023
APPROVED
FALSE
G-DET-INF.2
6.10.10
Infrastructure systems for the assembly hall shall include all power, water, environmental cooling, cryogenics, gas handling, space, material handling and support systems required to assemble and maintain the central detector systems.
07/14/2023
APPROVED
FALSE

F-DET-INF-ELEC.1
6.10.10
All detectors require isolated power and grounding from facilities power systems. This will be accomplished from existing and newly installed Delta/Wye transformers with a single point star grounding (AKA clean or magnet ground) scheme at the WAH.
07/14/2023
APPROVED
FALSE
F-DET-INF-MECH.1
6.10.10
Floors in the assembly and collider hall must be adequate to support the static and moving load of the experimental detector systems.
07/14/2023
APPROVED
FALSE

P-DET-INF-MECH.1
6.10.10
The floor, rails and cradle shall be capable of supporting a static or moving load of XX kg (central detector).
07/14/2023
APPROVED
TRUE
P-DET-INF-MECH.2
6.10.10
A rail system for the end cap calorimeters shall be installed that is sufficient to carry XX kg and create a free center gap of XX centimeters.
07/14/2023
APPROVED
TRUE

G-DET-INF.3
6.10.10
Infrastructure systems for the collider hall shall include all power, water, environmental cooling, cryogenics, gas handling, space, material handling and support systems required to operate the entire detector systems.
07/14/2023
APPROVED
FALSE

F-DET-INF-COOL.1
6.10.10
The WAH requires cooling capacity adequate for the heat generated by the detector, detector sub systems, detector support electronics and facility systems in the WAH.
07/14/2023
APPROVED
FALSE

P-DET-INF-COOL.1
6.10.10
The temperature in the WAH should be maintained between 20°C to 25°C
07/14/2023
APPROVED
FALSE
P-DET-INF-COOL.2
6.10.10
Relative Humidity between 30% to 50% to prevent condensation.
07/14/2023
APPROVED
FALSE
P-DET-INF-COOL.3
6.10.10
Where fan/ blower cooling is inadequate, water-cooled heat exchangers are required to maintain the ambient environment of enclosed electronic assemblies and equipment to a temperature of under 40°C.
07/14/2023
APPROVED
FALSE

F-DET-INF-CRYO.1
6.10.10
A cryogenic transfer system shall be provided within the collider hall to allow cryogenic distribution for the experimental solenoid.
07/14/2023
APPROVED
FALSE

P-DET-INF-CRYO.1
6.10.10
The cryogenic system shall provide a flow rate of XX g/s to the experimental solenoid.
07/14/2023
APPROVED
TRUE

F-DET-INF-ELEC.1
6.10.10
All detectors require isolated power and grounding from facilities power systems. This will be accomplished from existing and newly installed Delta/Wye transformers with a single point star grounding (AKA clean or magnet ground) scheme at the WAH.
07/14/2023
APPROVED
FALSE
F-DET-INF-GAS.1
6.10.10
Gas based detectors will require the appropriate gas handling systems.
07/14/2023
APPROVED
FALSE

P-DET-INF-GAS.1
6.10.10
Gas based detectors shall be provided with the appropriate gas handling systems.
07/14/2023
APPROVED
FALSE

F-DET-INF-MECH.1
6.10.10
Floors in the assembly and collider hall must be adequate to support the static and moving load of the experimental detector systems.
07/14/2023
APPROVED
FALSE

P-DET-INF-MECH.1
6.10.10
The floor, rails and cradle shall be capable of supporting a static or moving load of XX kg (central detector).
07/14/2023
APPROVED
TRUE
P-DET-INF-MECH.2
6.10.10
A rail system for the end cap calorimeters shall be installed that is sufficient to carry XX kg and create a free center gap of XX centimeters.
07/14/2023
APPROVED
TRUE

G-DET-INF.4
6.10.10
Infrastructure systems for the interaction region shall include all power, water, environmental cooling, cryogenics, gas handling, space, material handling and support systems required to assemble, operate and maintain the far forward and far backward detector systems.
07/14/2023
APPROVED
FALSE

F-DET-INF-ELEC.1
6.10.10
All detectors require isolated power and grounding from facilities power systems. This will be accomplished from existing and newly installed Delta/Wye transformers with a single point star grounding (AKA clean or magnet ground) scheme at the WAH.
07/14/2023
APPROVED
FALSE

G-DET-INF.5
6.10.10
Infrastructure systems shall provide adequate space, environmental cooling, and distribution for DAQ and local computing.
07/14/2023
APPROVED
FALSE
G-DET-INF.6
6.10.10
Space and facilities for the experimental control room and operations shall be preserved.
07/14/2023
APPROVED
FALSE
DET-INF-COOL : Heating and Cooling Infrastructure (WBS 6.10.10)

DET-INF-COOL EXTERNALS
Requirements who's parents are in other sub-systems.

F-DET-INF-COOL.1
6.10.10
The WAH requires cooling capacity adequate for the heat generated by the detector, detector sub systems, detector support electronics and facility systems in the WAH.
07/14/2023
APPROVED
FALSE

P-DET-INF-COOL.1
6.10.10
The temperature in the WAH should be maintained between 20°C to 25°C
07/14/2023
APPROVED
FALSE
P-DET-INF-COOL.2
6.10.10
Relative Humidity between 30% to 50% to prevent condensation.
07/14/2023
APPROVED
FALSE
P-DET-INF-COOL.3
6.10.10
Where fan/ blower cooling is inadequate, water-cooled heat exchangers are required to maintain the ambient environment of enclosed electronic assemblies and equipment to a temperature of under 40°C.
07/14/2023
APPROVED
FALSE

DET-INF-CRYO : Cryogenic Infrastructure (WBS 6.10.10)

DET-INF-CRYO EXTERNALS
Requirements who's parents are in other sub-systems.

F-DET-INF-CRYO.1
6.10.10
A cryogenic transfer system shall be provided within the collider hall to allow cryogenic distribution for the experimental solenoid.
07/14/2023
APPROVED
FALSE

P-DET-INF-CRYO.1
6.10.10
The cryogenic system shall provide a flow rate of XX g/s to the experimental solenoid.
07/14/2023
APPROVED
TRUE

DET-INF-ELEC : Electrical Infrastructure (WBS 6.10.10)

DET-INF-ELEC EXTERNALS
Requirements who's parents are in other sub-systems.

F-DET-INF-ELEC.1
6.10.10
All detectors require isolated power and grounding from facilities power systems. This will be accomplished from existing and newly installed Delta/Wye transformers with a single point star grounding (AKA clean or magnet ground) scheme at the WAH.
07/14/2023
APPROVED
FALSE

DET-INF-ELEC ORPHANS
Functional or performance requirements without parents.

P-DET-INF-ELEC.1
6.10.10
60 Amp 4 wire power (120/ 208V AC) shall be fed to each 19-inch equipment rack from a circuit breaker on the detector platform.
07/14/2023
APPROVED
FALSE
P-DET-INF-ELEC.2
6.10.10
Cabinets are bonded/ grounded to the appropriate clean ground.
07/14/2023
APPROVED
FALSE

DET-INF-GAS : Gas Infrastructure (WBS 6.10.10)

DET-INF-GAS EXTERNALS
Requirements who's parents are in other sub-systems.

F-DET-INF-GAS.1
6.10.10
Gas based detectors will require the appropriate gas handling systems.
07/14/2023
APPROVED
FALSE

P-DET-INF-GAS.1
6.10.10
Gas based detectors shall be provided with the appropriate gas handling systems.
07/14/2023
APPROVED
FALSE

DET-INF-MECH : Mechanical, Structural and Plumbing Infrastructure (WBS 6.10.10)

DET-INF-MECH EXTERNALS
Requirements who's parents are in other sub-systems.

F-DET-INF-MECH.1
6.10.10
Floors in the assembly and collider hall must be adequate to support the static and moving load of the experimental detector systems.
07/14/2023
APPROVED
FALSE

P-DET-INF-MECH.1
6.10.10
The floor, rails and cradle shall be capable of supporting a static or moving load of XX kg (central detector).
07/14/2023
APPROVED
TRUE
P-DET-INF-MECH.2
6.10.10
A rail system for the end cap calorimeters shall be installed that is sufficient to carry XX kg and create a free center gap of XX centimeters.
07/14/2023
APPROVED
TRUE

F-DET-INF-MECH.2
6.10.10
The existing rail system used to move the detector from the assembly hall to the collider hall should be preserved.
07/14/2023
APPROVED
FALSE
F-DET-INF-MECH.3
6.10.10
Cradles, carriages, platforms and other support systems from the STAR experiment shall be preserved for reuse.
07/14/2023
APPROVED
FALSE
F-DET-INF-MECH.4
6.10.10
The existing crane systems in the assembly hall and collider hall shall be preserved.
07/14/2023
APPROVED
FALSE

DET-MAG : Solenoid Magnet (WBS 6.10.07)

G-DET-MAG.1
6.10.07
The EIC detector magnet shall provide a central field, a sufficiently large room temperature bore, and a magnet length consistent with the detector need to fulfill EIC science requirements
07/14/2023
APPROVED
FALSE

F-DET-MAG-CCR.1
6.10.07
The cryocan should be able to hold the required volume of Liquid Helium and shall be protected for pressure overages.
07/14/2023
APPROVED
FALSE
F-DET-MAG-CCR.2
6.10.07
The cryo-flex line should have sufficiently low losses, so that the input temperature to the magnet can be maintained.
07/14/2023
APPROVED
FALSE

P-DET-MAG-CCR.1
6.10.07
The cryo-flex line should be long enough so that the magnet can be rolled out of Hall without disconnecting the cryo connection.
07/14/2023
APPROVED
FALSE

F-DET-MAG-I&C.1
6.10.07
The magnet control and instrumentation shall be able to read all the temperature and stress sensor in the magnet.
07/14/2023
APPROVED
FALSE

P-DET-MAG-I&C.1
6.10.07
The magnet I&C should be able diagnose a quench and initiate the energy dumping procedure.
07/14/2023
APPROVED
FALSE
P-DET-MAG-I&C.2
6.10.07
The magnet I&C should be able to provide all the interlocks required for the magnet safe operation.
07/14/2023
APPROVED
FALSE

F-DET-MAG-PSU.1
6.10.07
Magnet power shall be able to supply required current to the magnet to produce a 1.7 T central field, with a stretch goal of 2 T.
07/14/2023
APPROVED
FALSE

P-DET-MAG-PSU.1
6.10.07
Magnet power supply shall have a quench detection system.
07/14/2023
APPROVED
FALSE
P-DET-MAG-PSU.2
6.10.07
Magnet power supply shall be able to dump the magnet stored energy in a dump resistor.
07/14/2023
APPROVED
FALSE

F-DET-MAG.2
6.10.07
The EIC detector magnet shall fulfill the field specification (as specified in the magnetic field specification document), the main area for field specifications are (i) flat field area, (ii) RICH detector area, (iii) stray field at IR magnets, and (iv) stray field at the RCS location.
07/14/2023
APPROVED
FALSE

P-DET-MAG.1
6.10.07
The EIC detector magnet shall be able to operate at 4.5K (liquid Helium).
07/14/2023
APPROVED
FALSE
P-DET-MAG.2
6.10.07
The detector solenoid shall be able to operate at a lower field (0.5 T), without sacrificing the field quality.
07/14/2023
APPROVED
FALSE
P-DET-MAG.3
6.10.07
The detector solenoid shall be aligned along the electron axis.
07/14/2023
APPROVED
FALSE

DET-MAG ORPHANS
Functional or performance requirements without parents.

F-DET-MAG.1
6.10.07
The EIC detector magnet must be consistent with the cryogenic capability of the supply.
07/14/2023
APPROVED
FALSE
P-DET-MAG.4
6.10.07
The detector solenoid cryostat should be able to fit well within the Barrel HCal (radially) and fit within the given space in the axial direction.
07/14/2023
APPROVED
FALSE
P-DET-MAG.5
6.10.07
The magnet shall provide a minimum 2.8 meter bore diameter to support insertion of the detector elements.
07/14/2023
APPROVED
FALSE

DET-MAG-CCR : Magnet Cryogenics (WBS 6.10.07.01)

DET-MAG-CCR EXTERNALS
Requirements who's parents are in other sub-systems.

F-DET-MAG-CCR.1
6.10.07
The cryocan should be able to hold the required volume of Liquid Helium and shall be protected for pressure overages.
07/14/2023
APPROVED
FALSE
F-DET-MAG-CCR.2
6.10.07
The cryo-flex line should have sufficiently low losses, so that the input temperature to the magnet can be maintained.
07/14/2023
APPROVED
FALSE

P-DET-MAG-CCR.1
6.10.07
The cryo-flex line should be long enough so that the magnet can be rolled out of Hall without disconnecting the cryo connection.
07/14/2023
APPROVED
FALSE

DET-MAG-I&C : Magnet Instrumentation and Control (WBS 6.10.07.02)

DET-MAG-I&C EXTERNALS
Requirements who's parents are in other sub-systems.

F-DET-MAG-I&C.1
6.10.07
The magnet control and instrumentation shall be able to read all the temperature and stress sensor in the magnet.
07/14/2023
APPROVED
FALSE

P-DET-MAG-I&C.1
6.10.07
The magnet I&C should be able diagnose a quench and initiate the energy dumping procedure.
07/14/2023
APPROVED
FALSE
P-DET-MAG-I&C.2
6.10.07
The magnet I&C should be able to provide all the interlocks required for the magnet safe operation.
07/14/2023
APPROVED
FALSE

DET-MAG-PSU : Magnet Power Supply (WBS 6.10.07.03)

DET-MAG-PSU EXTERNALS
Requirements who's parents are in other sub-systems.

F-DET-MAG-PSU.1
6.10.07
Magnet power shall be able to supply required current to the magnet to produce a 1.7 T central field, with a stretch goal of 2 T.
07/14/2023
APPROVED
FALSE

P-DET-MAG-PSU.1
6.10.07
Magnet power supply shall have a quench detection system.
07/14/2023
APPROVED
FALSE
P-DET-MAG-PSU.2
6.10.07
Magnet power supply shall be able to dump the magnet stored energy in a dump resistor.
07/14/2023
APPROVED
FALSE

DET-PID : Particle Identification Systems (WBS 6.10.04)

G-DET-PID.1
6.10.04
The PID detector systems shall provide a means to separately identify pions, kaons and protons following the electron-ion collision.
07/14/2023
APPROVED
FALSE
G-DET-PID.2
6.10.04
The particle identification systems shall consist of backward, barrel, and forward sub-systems.
07/14/2023
APPROVED
FALSE
DET-PID-BAR : Barrel Particle ID Systems (WBS 6.10.04)

G-DET-PID-BAR.1
6.10.04
The PID detector in the barrel region shall provide identification of charged hadronic tracks by species of pions, kaons and protons
07/14/2023
APPROVED
FALSE

F-DET-PID-BAR.1
6.10.04
The PID Detector in the barrel region will require appropriate support structure to hold the detector in place as well as all sub-detector systems that reside within its bore.
07/14/2023
APPROVED
FALSE
F-DET-PID-BAR.2
6.10.04
The PID Detector in the barrel region will require appropriate support DC voltage and power for operating detector sensors and associated electronics.
07/14/2023
APPROVED
FALSE
F-DET-PID-BAR.3
6.10.04
The PID Detector in the barrel region will require cooling and removal of heat generated by detector electronics and digitizers.
07/14/2023
APPROVED
FALSE
F-DET-PID-BAR.4
6.10.04
The PID Detector in the barrel region will require detector signal transmission electronics and lines defined by the DAQ system.
07/14/2023
APPROVED
FALSE
F-DET-PID-BAR.5
6.10.04
The PID Detector in the barrel region will require survey marks or hooks for survey tools to determine its physical location in the barrel as a howl and its sub-components.
07/14/2023
APPROVED
FALSE

DET-PID-BAR ORPHANS
Functional or performance requirements without parents.

P-DET-PID-BAR.1
6.10.04
The PID detector in the barrel region shall differentiate between pions, kaons and protons at the level of 3 sigmas in the measured quantity up to particle momenta defined by the selected proposal.
07/14/2023
APPROVED
FALSE

DET-PID-BCK : Backward Particle ID Systems (WBS 6.10.04)

G-DET-PID-BCK.1
6.10.04
The PID detector in the backward region shall provide identification of charged hadronic tracks by species of pions, kaons and protons
07/14/2023
APPROVED
FALSE

F-DET-PID-BCK.1
6.10.04
The PID Detector in the backward region will require appropriate support structure to hold the detector in place.
07/14/2023
APPROVED
FALSE
F-DET-PID-BCK.2
6.10.04
The PID Detector in the backward region will require appropriate support DC voltage and power for operating detector sensors and associated electronics.
07/14/2023
APPROVED
FALSE
F-DET-PID-BCK.3
6.10.04
The PID Detector in the backward region will require cooling and removal of heat generated by detector electronics and digitizers.
07/14/2023
APPROVED
FALSE
F-DET-PID-BCK.4
6.10.04
The PID Detector in the backward region will require detector signal transmission electronics and lines defined by the DAQ system.
07/14/2023
APPROVED
FALSE
F-DET-PID-BCK.5
6.10.04
The PID Detector in the backward region will require survey marks or hooks for survey tools to determine its physical location in the barrel as a howl and its sub-components.
07/14/2023
APPROVED
FALSE

DET-PID-BCK ORPHANS
Functional or performance requirements without parents.

P-DET-PID-BCK.1
6.10.04
The PID detector in the backward region shall differentiate between pions, kaons and protons at the level of 3 sigmas in the measured quantity up to particle momenta defined by the selected proposal.
07/14/2023
APPROVED
FALSE

DET-PID-FWD : Forward Particle ID Systems (WBS 6.10.04)

G-DET-PID-FWD.1
6.10.04
The PID detector in the forward region shall provide identification of charged hadronic tracks by species of pions, kaons and protons
07/14/2023
APPROVED
FALSE

F-DET-PID-FWD.1
6.10.04
The PID Detector in the forward region will require appropriate support structure to hold the detector in place.
07/14/2023
APPROVED
FALSE
F-DET-PID-FWD.2
6.10.04
The PID Detector in the forward region will require appropriate support DC voltage and power for operating detector sensors and associated electronics.
07/14/2023
APPROVED
FALSE
F-DET-PID-FWD.3
6.10.04
The PID Detector in the forward region will require cooling and removal of heat generated by detector electronics and digitizers.
07/14/2023
APPROVED
FALSE
F-DET-PID-FWD.4
6.10.04
The PID Detector in the forward region will require detector signal transmission electronics and lines defined by the DAQ system.
07/14/2023
APPROVED
FALSE
F-DET-PID-FWD.5
6.10.04
The PID Detector in the forward region will require survey marks or hooks for survey tools to determine its physical location in the barrel as a howl and its sub-components.
07/14/2023
APPROVED
FALSE

DET-PID-FWD ORPHANS
Functional or performance requirements without parents.

P-DET-PID-FWD.1
6.10.04
The PID detector in the forward region shall differentiate between pions, kaons and protons at the level of 3 sigmas in the measured quantity up to particle momenta defined by the selected proposal.
07/14/2023
APPROVED
FALSE

DET-POL : Polarimetry and Luminosity (WBS 6.10.14)

G-DET-POL.1
6.10.14
The polarimeters at EIC shall measure the spin polarizations of the colliding beams.
07/14/2023
APPROVED
FALSE

F-DET-POL.1
6.10.14
The polarimeters must measure the beam polarizations at all flattop energies.
07/14/2023
APPROVED
FALSE

P-DET-POL-EPOL-ESR.1
6.10.14.01
The systematic and statistical uncertainty will be 1% or better.
07/14/2023
APPROVED
FALSE
P-DET-POL.1
6.10.14
The beam polarizations shall be measured to within 1% or less (relative).
07/14/2023
APPROVED
FALSE
P-DET-POL.2
6.10.14
The polarimeters must be able to determine the polarization vector.
07/14/2023
APPROVED
FALSE

F-DET-POL.2
6.10.14
The beam polarimetry shall happen concurrent to the physics measurement and be non-invasive.
07/14/2023
APPROVED
FALSE

P-DET-POL-EPOL-ESR.1
6.10.14.01
The systematic and statistical uncertainty will be 1% or better.
07/14/2023
APPROVED
FALSE
P-DET-POL.1
6.10.14
The beam polarizations shall be measured to within 1% or less (relative).
07/14/2023
APPROVED
FALSE
P-DET-POL.2
6.10.14
The polarimeters must be able to determine the polarization vector.
07/14/2023
APPROVED
FALSE

G-DET-POL.2
6.10.14
The polarization lifetime must be measured for each fill of beams or bunches.
07/14/2023
APPROVED
FALSE
G-DET-POL.3
6.10.14
The polarization must be measured for each bunch of the beams.
07/14/2023
APPROVED
FALSE
DET-POL-EPOL : Electron Polarimetry (WBS 6.10.14.01)

G-DET-POL-EPOL.1
6.10.14.01
The EIC electron polarimeter system shall provide a measurement of the absolute beam polarization in the ESR and RCS. The ESR Compton must measure the polarization bunch-by-bunch and be sensitive to the beam transverse polarization profile.
07/14/2023
APPROVED
FALSE

F-DET-POL-EPOL.1
6.10.14.01
Laser shall provide a "photon target" for Compton reaction.
07/14/2023
APPROVED
FALSE

P-DET-POL-EPOL.1
6.10.14.01
The laser average power shall be 5-10 W, with a wavelength = 532 nm.
07/14/2023
APPROVED
FALSE
P-DET-POL-EPOL.2
6.10.14.01
The laser beam M2 will be approximately 1 (diffraction limited).
07/14/2023
APPROVED
FALSE

F-DET-POL-EPOL.2
6.10.14.01
An optical system will be used to determine laser polarization at interaction point.
07/14/2023
APPROVED
FALSE
F-DET-POL-EPOL.3
6.10.14.01
Windows are required to allow laser to enter and exit beamline vacuum.
07/14/2023
APPROVED
FALSE

DET-POL-EPOL-ESR : Electron Storage Ring Polarimetry (WBS 6.10.14.01.01)

G-DET-POL-EPOL-ESR.1
6.10.14.01
The ESR Compton shall measure the electron polarization in the electron storage ring.
07/14/2023
APPROVED
FALSE

F-DET-POL-EPOL-ESR.1
6.10.14.01
A strip detector will be used to detect scattered electrons from (at least) asymmetry zero crossing to kinematic endpoint.
07/14/2023
APPROVED
FALSE
F-DET-POL-EPOL-ESR.2
6.10.14.01
A Roman pot will be required to protect electron detector from beam Wakefield.
07/14/2023
APPROVED
FALSE
F-DET-POL-EPOL-ESR.3
6.10.14.01
The strip detector shall be used to detect back-scattered photons with sufficient resolution measure the spatial asymmetry.
07/14/2023
APPROVED
FALSE
F-DET-POL-EPOL-ESR.4
6.10.14.01
A calorimeter will be used to measure backscattered photon energy.
07/14/2023
APPROVED
FALSE
F-DET-POL-EPOL-ESR.5
6.10.14.01
The photon detector system will be at least 20 to 25 meters from the Compton IP (to be verified).
07/14/2023
APPROVED
TRUE

DET-POL-EPOL-ESR EXTERNALS
Requirements who's parents are in other sub-systems.

P-DET-POL-EPOL-ESR.1
6.10.14.01
The systematic and statistical uncertainty will be 1% or better.
07/14/2023
APPROVED
FALSE

DET-POL-EPOL-ESR ORPHANS
Functional or performance requirements without parents.

P-DET-POL-EPOL-ESR.2
6.10.14.01
The measurement time shall be less than the bunch lifetime in the ring (~2 minutes).
07/14/2023
APPROVED
FALSE
P-DET-POL-EPOL-ESR.4
6.10.14.01
The laser repetition rate shall match the beam frequency (25-100 MHz) and will have the capability of achieving a ~75 kHz pulse rate.
07/14/2023
APPROVED
FALSE
P-DET-POL-EPOL-ESR.6
6.10.14.01
The time response of all detectors (electron and photon) will be sufficient to resolve beam bunch (<10 ns).
07/14/2023
APPROVED
FALSE
P-DET-POL-EPOL-ESR.7
6.10.14.01
The electron detector shall cover at least 6 cm (horizontal) (to be verified).
07/14/2023
APPROVED
TRUE
P-DET-POL-EPOL-ESR.8
6.10.14.01
The electron strip detector pitch shall be 400 um or smaller (to be verified).
07/14/2023
APPROVED
TRUE
P-DET-POL-EPOL-ESR.9
6.10.14.01
The photon calorimeter and strip detector will cover at least 4 x 4 cm² (to be verified).
07/14/2023
APPROVED
TRUE
P-DET-POL-EPOL-ESR.10
6.10.14.01
The photon detector strip detector pitch shall be ~100 um (to be verified).
07/14/2023
APPROVED
TRUE

DET-POL-EPOL-RCS : Rapid Cycling Synchrotron Polarimetry (WBS 6.10.14.01.02)

G-DET-POL-EPOL-RCS.1
6.10.14.01
The RCS Compton shall measure the electron polarization either in, or just after the Rapid Cycling Synchrotron.
07/14/2023
APPROVED
FALSE

F-DET-POL-EPOL-RCS.1
6.10.14.01
The photon detector will measure the spatial asymmetry of backscattered photons in multi-photon (integrating) mode.
07/14/2023
APPROVED
FALSE
F-DET-POL-EPOL-RCS.2
6.10.14.01
The photon detector system will be at least 20 to 25 meters from the Compton IP (to be verified).
07/14/2023
APPROVED
TRUE

DET-POL-EPOL-RCS ORPHANS
Functional or performance requirements without parents.

P-DET-POL-EPOL-RCS.1
6.10.14.01
The systematic and statistical uncertainty will be better than 5% (to be verified).
07/14/2023
APPROVED
TRUE
P-DET-POL-EPOL-RCS.2
6.10.14.01
The measurement time will be less than 10-20 minutes.
07/14/2023
APPROVED
FALSE
P-DET-POL-EPOL-RCS.4
6.10.14.01
The laser repetition rate shall be 2-100, Hz, with a 3-10 ns pulse-width.
07/14/2023
APPROVED
FALSE

DET-POL-HPOL : Hadron Polarimetry (WBS 6.10.14.02)

G-DET-POL-HPOL.1
6.10.14.02
The EIC hadron polarimeter system must provide a measurement of the absolute beam polarization in the HSR, the polarization lifetime and the transverse bunch polarization profile.
07/14/2023
APPROVED
FALSE

F-DET-POL-HPOL.1
6.10.14.02
Silicon detectors shall measure elastic reoil particles from the polarimeter target.
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL.2
6.10.14.02
The Si detector energy response shall be calibrated with two alpha sources (Am & Gd).
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL.3
6.10.14.02
Particle identification shall be based on time of flight and energy measurements of hits in the Si strips.
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL.4
6.10.14.02
A second layer of Si shall be used to reject background from punch-through particles.
07/14/2023
APPROVED
FALSE

DET-POL-HPOL-HJET : HJET Polarimetery (WBS 6.10.14.02.01)

G-DET-POL-HPOL-HJET.1
6.10.14.02
The HJET polarimeter shall measure the absolute beam polarization for light hadron beams.
07/14/2023
APPROVED
FALSE
DET-POL-HPOL-HJET ORPHANS
Functional or performance requirements without parents.

F-DET-POL-HPOL-HJET.1
6.10.14.02
The HJET polarimeter shall measure the polarization throughout a whole hadron store (about 8 hours).
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL-HJET.2
6.10.14.02
Silicon detectors must be located to the left and right of the beam direction (in the accelerator plane).
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL-HJET.3
6.10.14.02
The atomic target shall be polarized through a set of hyperfine transitions and the target polarization shall be monitored in a Breit-Rabi unit.
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL-HJET.4
6.10.14.02
The unpolarized molecular fraction of the target shall be continuously monitored with a beam gas analyzer.
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL-HJET.5
6.10.14.02
A Zero Degree Calorimeter shall be located downstream of the HJET (separated by a 10-12 Tm dipole magnet).
07/14/2023
APPROVED
FALSE

DET-POL-HPOL-pC : Proton-Carbon Polarimeter (WBS 6.10.14.02.02)

G-DET-POL-HPOL-pC.1
6.10.14.02
The pC polarimeter shall measure the relative polarization loss at flattop energy during a store and the transverse polarization profile of the hadron bunches.
07/14/2023
APPROVED
FALSE
G-DET-POL-HPOL-pC.2
6.10.14.02
The pC polarimeter near the experimental IR shall measure the orientation of the polarization vector (local polarimetry).
07/14/2023
APPROVED
FALSE
DET-POL-HPOL-pC ORPHANS
Functional or performance requirements without parents.

F-DET-POL-HPOL-pC.1
6.10.14.02
Six silicon detectors must be located to the left and right of the beam and under 45 degrees with respect to the accelerator plane.
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL-pC.2
6.10.14.02
The pC polarimeters shall be equipped with ultra-thin fiber targets which scan the beam profile horizontally and vertically.
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL-pC.3
6.10.14.02
The pC polarimeter target stations shall carry enough fiber targets to last throughout a year of EIC operations.
07/14/2023
APPROVED
FALSE
F-DET-POL-HPOL-pC.4
6.10.14.02
The bias current of the detectors shall be constantly monitored.
07/14/2023
APPROVED
FALSE

DET-TRAK : Tracking Systems (WBS 6.10.03)

G-DET-TRAK.1
6.10.03
The tracking systems shall provide coordinate measurements of charged particles traversing a magnetic field, and provide a sufficient lever arm to provide measurements of the momenta and angles of the particles.
07/14/2023
APPROVED
FALSE

F-DET-TRAK.1
6.10.03
The tracking system must provide a low detection threshold for pions and kaons.
07/14/2023
APPROVED
FALSE

P-DET-TRAK-BAR.1
6.10.03
The barrel tracking system shall provide a momentum resolution < 5%.
07/14/2023
APPROVED
FALSE
P-DET-TRAK.1
6.10.03
The tracking system must provide a minimum pT of 100 MeV π, 130 MeV K.
07/14/2023
APPROVED
FALSE

G-DET-TRAK.2
6.10.03
Tracking functionality shall cover the backward, the barrel and the forward region.
07/14/2023
APPROVED
FALSE

F-DET-TRAK.2
6.10.03
The tracking system must provide high hermicity in exclusive and diffractive channels.
07/14/2023
APPROVED
FALSE

P-DET-TRAK-BAR.1
6.10.03
The barrel tracking system shall provide a momentum resolution < 5%.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.1
6.10.03
The backward tracking system shall provide coverage in rapidity region between -3.5 to -1.0.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.2
6.10.03
The backward tracking system shall provide a momentum resolution of σp/p ~ 0.05%?p+1.0% in the rapidity region between -2.5 to -1.0.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.3
6.10.03
The backward tracking system shall provide a momentum resolution of σp/p ~ 0.10%?p+2.0% in the rapidity region between -3.5 to -2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.4
6.10.03
The backward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 20 μm in the rapidity region between -2.5 to -1.0.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.5
6.10.03
The backward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 40 μm in the rapidity region between -3.5 to -2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.1
6.10.03
The forward tracking system shall provide coverage in rapidity region between -1.0 to 3.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.2
6.10.03
The forward tracking system shall provide a momentum resolution of σp/p ~ 0.05%?p+1.0% in the rapidity region between 1.0 to 2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.3
6.10.03
The forward tracking system shall provide a momentum resolution of σp/p ~ 0.10%?p+2.0% in the rapidity region between 2.5 to 3.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.4
6.10.03
The forward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 20 μm in the rapidity region between 1.0 to 2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.5
6.10.03
The forward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 40 μm in the rapidity region between 2.5 to 3.5.
07/14/2023
APPROVED
FALSE

G-DET-TRAK.3
6.10.03
The tracking system shall provide a measurement of the vertex coordinates in the barrel region.
07/14/2023
APPROVED
FALSE

F-DET-TRAK.3
6.10.03
The tracking system must provide good impact parameter resolution for heavy flavor measurements.
07/14/2023
APPROVED
FALSE

P-DET-TRAK-BAR.3
6.10.03
The barrel tracking system shall provide a spatial resolution of σ_xy ∼ 20/pT ⊕ 5 μm in the rapidity region between -1 to 1.
07/14/2023
APPROVED
FALSE

DET-TRAK ORPHANS
Functional or performance requirements without parents.

P-DET-TRAK.2
6.10.03
The tracking system shall provide cooling (air/liquid) for silicon sensors.
07/14/2023
APPROVED
FALSE
P-DET-TRAK.3
6.10.03
The tracking system shall provide power supplies for bias and low voltages.
07/14/2023
APPROVED
FALSE
P-DET-TRAK.4
6.10.03
The tracking system shall provide a gas mixing system for gaseous detectors.
07/14/2023
APPROVED
FALSE

DET-TRAK-BAR : Barrel Tracking Systems (WBS 6.10.03)

DET-TRAK-BAR EXTERNALS
Requirements who's parents are in other sub-systems.

P-DET-TRAK-BAR.1
6.10.03
The barrel tracking system shall provide a momentum resolution < 5%.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BAR.3
6.10.03
The barrel tracking system shall provide a spatial resolution of σ_xy ∼ 20/pT ⊕ 5 μm in the rapidity region between -1 to 1.
07/14/2023
APPROVED
FALSE

DET-TRAK-BAR ORPHANS
Functional or performance requirements without parents.

P-DET-TRAK-BAR.2
6.10.03
The barrel tracking system shall provide a low material budget: < 5% X0.
07/14/2023
APPROVED
FALSE

DET-TRAK-BCK : Backward Tracking Systems (WBS 6.10.03)

DET-TRAK-BCK EXTERNALS
Requirements who's parents are in other sub-systems.

P-DET-TRAK-BCK.1
6.10.03
The backward tracking system shall provide coverage in rapidity region between -3.5 to -1.0.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.2
6.10.03
The backward tracking system shall provide a momentum resolution of σp/p ~ 0.05%?p+1.0% in the rapidity region between -2.5 to -1.0.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.3
6.10.03
The backward tracking system shall provide a momentum resolution of σp/p ~ 0.10%?p+2.0% in the rapidity region between -3.5 to -2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.4
6.10.03
The backward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 20 μm in the rapidity region between -2.5 to -1.0.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-BCK.5
6.10.03
The backward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 40 μm in the rapidity region between -3.5 to -2.5.
07/14/2023
APPROVED
FALSE

DET-TRAK-FWD : Forward Tracking Systems (WBS 6.10.03)

DET-TRAK-FWD EXTERNALS
Requirements who's parents are in other sub-systems.

P-DET-TRAK-FWD.1
6.10.03
The forward tracking system shall provide coverage in rapidity region between -1.0 to 3.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.2
6.10.03
The forward tracking system shall provide a momentum resolution of σp/p ~ 0.05%?p+1.0% in the rapidity region between 1.0 to 2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.3
6.10.03
The forward tracking system shall provide a momentum resolution of σp/p ~ 0.10%?p+2.0% in the rapidity region between 2.5 to 3.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.4
6.10.03
The forward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 20 μm in the rapidity region between 1.0 to 2.5.
07/14/2023
APPROVED
FALSE
P-DET-TRAK-FWD.5
6.10.03
The forward tracking system shall provide a spatial resolution of σxy ∼ 30/pT ⊕ 40 μm in the rapidity region between 2.5 to 3.5.
07/14/2023
APPROVED
FALSE