GEM (Gas Electron Multiplier)
GPTKB entity
Statements (50)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
particle detector technology
|
| gptkbp:advantage |
good spatial resolution
high rate capability flexibility in detector design |
| gptkbp:application |
X-ray imaging
photon detection neutron detection tracking of charged particles |
| gptkbp:category |
micro-pattern gaseous detector
|
| gptkbp:developedBy |
gptkb:F._Sauli
|
| gptkbp:feature |
modular design
low noise fast signal response low ion backflow low material budget microscopic holes can be cascaded for higher gain can be combined with other detector types high granularity large area coverage possible robust against discharges |
| gptkbp:function |
amplifies electrons produced by ionizing radiation
|
| gptkbp:furColor |
copper
|
| gptkbp:holeDiameter |
~70 micrometers
|
| gptkbp:holePitch |
~140 micrometers
|
| https://www.w3.org/2000/01/rdf-schema#label |
GEM (Gas Electron Multiplier)
|
| gptkbp:introducedIn |
1997
|
| gptkbp:material |
gptkb:Kapton
|
| gptkbp:operates |
various gas mixtures
|
| gptkbp:operatingSystem |
~400V per foil
|
| gptkbp:principle |
electron multiplication in gas
|
| gptkbp:relatedTo |
gptkb:Micromegas_detector
Multi-Wire Proportional Chamber |
| gptkbp:structure |
thin polymer foil coated with copper
|
| gptkbp:thickness |
~50 micrometers
|
| gptkbp:usedBy |
gptkb:CERN
|
| gptkbp:usedIn |
gptkb:ALICE_experiment
gptkb:CMS_experiment nuclear physics space science medical imaging industrial inspection high-energy physics experiments muon detection synchrotron radiation detection Ring Imaging Cherenkov Detectors (RICH) Time Projection Chambers (TPCs) homeland security applications |
| gptkbp:bfsParent |
gptkb:Micro-Pattern_Gaseous_Detectors_(MPGD)
|
| gptkbp:bfsLayer |
7
|