Electromagnetic Calorimeter
E24804
The Electromagnetic Calorimeter is a high-precision detector subsystem used in particle physics experiments to measure the energy and position of electrons and photons produced in high-energy collisions.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Electromagnetic Calorimeter canonical | 3 |
| ALICE Electromagnetic Calorimeter | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
calorimeter
ⓘ
electromagnetic shower detector ⓘ particle detector subsystem ⓘ |
| calibratedWith |
electron test beams
ⓘ
physics processes with known energies ⓘ |
| commonMaterial |
lead glass
ⓘ
lead tungstate (PbWO4) ⓘ liquid argon ⓘ plastic scintillator with high-Z absorber ⓘ scintillating crystals ⓘ |
| designedFor | detection of electromagnetic showers ⓘ |
| detects |
electrons
ⓘ
photons ⓘ |
| locatedIn |
fixed-target particle physics experiments
ⓘ
large collider detectors ⓘ |
| measures |
energy of electrons
ⓘ
energy of photons ⓘ position of electrons ⓘ position of photons ⓘ |
| oftenPrecedes | hadronic calorimeter ⓘ |
| partOf |
ALICE experiment
ⓘ
surface form:
ALICE detector
ATLAS ⓘ
surface form:
ATLAS detector
BaBar detector ⓘ Belle II detector ⓘ BaBar detector ⓘ
surface form:
Belle detector
CDF detector ⓘ CMS experiment ⓘ
surface form:
CMS detector
COMPASS experiment ⓘ DØ detector ⓘ
surface form:
D0 detector
LHCb ⓘ
surface form:
LHCb detector
NA62 ⓘ
surface form:
NA62 experiment
|
| performanceMetric | energy resolution parameterized as a stochastic term plus constant term ⓘ |
| placed | outside inner tracking detectors ⓘ |
| provides |
energy resolution for electromagnetic particles
ⓘ
position resolution for electromagnetic particles ⓘ |
| readoutTechnology |
avalanche photodiodes
ⓘ
ionization readout in liquid argon ⓘ photomultiplier tubes ⓘ silicon photomultipliers ⓘ |
| roleInExperiment |
contribution to missing transverse energy measurement
ⓘ
precision measurement of electromagnetic final states ⓘ |
| technology |
homogeneous calorimeter
ⓘ
sampling calorimeter ⓘ |
| usedFor |
electron identification
ⓘ
measurement of neutral pions via two-photon decays ⓘ photon identification ⓘ triggering on high-energy electromagnetic objects ⓘ |
| usedIn | particle physics experiments ⓘ |
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
ALICE Electromagnetic Calorimeter