Gas Electron Multiplier detectors
GPTKB entity
Statements (50)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
particle physics experiment
|
| gptkbp:advantage |
good spatial resolution
high rate capability flexible geometry |
| gptkbp:alsoKnownAs |
gptkb:GEM_detectors
|
| gptkbp:application |
X-ray imaging
photon detection neutron detection tracking charged particles |
| gptkbp:category |
gaseous ionization detectors
micro-pattern gaseous detectors |
| gptkbp:combines |
other gas detectors
photocathodes |
| gptkbp:component |
gas-filled chamber
microscopic holes thin polymer foil with copper coating |
| gptkbp:detects |
UV photons
low energy X-rays single electrons |
| gptkbp:hasPatent |
EP0863232A1
|
| https://www.w3.org/2000/01/rdf-schema#label |
Gas Electron Multiplier detectors
|
| gptkbp:inventedBy |
gptkb:Fabio_Sauli
1997 |
| gptkbp:material |
gptkb:Kapton
copper |
| gptkbp:notableFeature |
fast signal response
robust against discharges |
| gptkbp:operates |
amplifying electrons in gas
|
| gptkbp:operatingSystem |
~400V per GEM foil
|
| gptkbp:principle |
gptkb:Townsend_avalanche
|
| gptkbp:readoutMethod |
anode strips or pads
|
| gptkbp:relatedTo |
gptkb:Micromegas_detectors
gptkb:Micro_Pattern_Gas_Detectors |
| gptkbp:sensitivity |
charged particles
photons (with photocathode) |
| gptkbp:stackable |
yes
|
| gptkbp:typicalGain |
10^3 to 10^4
|
| gptkbp:usedFor |
muon detection
time projection chambers radiation imaging |
| gptkbp:usedIn |
gptkb:CERN
gptkb:ALICE_experiment gptkb:COMPASS_experiment nuclear physics medical imaging LHC experiments high-energy physics experiments synchrotron radiation detection |
| gptkbp:bfsParent |
gptkb:GEM_detectors
|
| gptkbp:bfsLayer |
7
|