TGEMS: Difference between revisions
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[http://arxiv.org/abs/0707.2543][[Media:Development_of_Tracking_Detectors_with_industrially_produced_GEM_Foils.pdf]]<br> | [http://arxiv.org/abs/0707.2543][[Media:Development_of_Tracking_Detectors_with_industrially_produced_GEM_Foils.pdf]]<br> | ||
:::<math>V_{GEM} = 0.103 \times V_{ | :::<math>V_{GEM} = 0.103 \times V_{Drift}</math><br> | ||
<math>V_{GEM}</math> is between ~[300V, 600V] for <math>CF_4</math> and for <math>Ar/CO_2</math> it is [200V, 370V];<br> | <math>V_{GEM}</math> is between ~[300V, 600V] for <math>CF_4</math> and for <math>Ar/CO_2</math> it is [200V, 370V];<br> | ||
<math>V_{ | <math>V_{Drift}</math> voltage is ~[2900V, 5800V] ([1950V, 4000V]) for <math>CF_4</math> (<math>Ar/CO_2</math>).<br> | ||
[[Image:TGEM_detector.jpg|300px]][[Image:TGEM_detector_1.jpg|300px]]<br> | [[Image:TGEM_detector.jpg|300px]][[Image:TGEM_detector_1.jpg|300px]]<br> | ||
Revision as of 20:50, 17 September 2008
TGEMS : defined as GEM detector which use thick PCboard (0.4 mm thick) size GEM preamplifiers with hole diameters between 0.5 and 1 mm.
PCboard spacing = 1.5 - 2 mm.
TGEM Detector HV setting
[2]Media:Development_of_Tracking_Detectors_with_industrially_produced_GEM_Foils.pdf
- [math]\displaystyle{ V_{GEM} = 0.103 \times V_{Drift} }[/math]
- [math]\displaystyle{ V_{GEM} = 0.103 \times V_{Drift} }[/math]
[math]\displaystyle{ V_{GEM} }[/math] is between ~[300V, 600V] for [math]\displaystyle{ CF_4 }[/math] and for [math]\displaystyle{ Ar/CO_2 }[/math] it is [200V, 370V];
[math]\displaystyle{ V_{Drift} }[/math] voltage is ~[2900V, 5800V] ([1950V, 4000V]) for [math]\displaystyle{ CF_4 }[/math] ([math]\displaystyle{ Ar/CO_2 }[/math]).
