TGEMS
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.
TGEM Detector HV setting
[2]Media:Development_of_Tracking_Detectors_with_industrially_produced_GEM_Foils.pdf
[math]\displaystyle{ V_{GEM} = 0.103 \times V_{Detector} }[/math]
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PCboard spacing = 1.5 - 2 mm.