TGEMS - Revision history

Foretony: /* THGEM see through detector */

2013-11-08T15:55:13Z

THGEM see through detector

2012-01-08T04:06:49Z

Descriminated signals

2010-12-31T02:12:03Z

Protected "TGEMS" ([edit=autoconfirmed] (indefinite) [move=autoconfirmed] (indefinite) [read=autoconfirmed] (indefinite))

2010-10-16T04:28:58Z

Protected "TGEMS" ([edit=autoconfirmed] (indefinite) [move=autoconfirmed] (indefinite) [read=autoconfirmed] (indefinite))

2009-05-22T17:14:39Z

2009-05-15T17:32:52Z

2009-01-23T17:58:27Z

2008-10-11T20:58:10Z

Descriminated signals

2008-10-10T23:33:15Z

Descriminator setup

2008-10-10T23:33:03Z

Descriminator setup

← Older revision		Revision as of 15:55, 8 November 2013
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		+	=GEM fission chamber tests=
		+
		+	[[GEM_Fission_IAC_11082013]]

	[http://www.iac.isu.edu/mediawiki/index.php/User_talk:Tforest Go back]		[http://www.iac.isu.edu/mediawiki/index.php/User_talk:Tforest Go back]

← Older revision		Revision as of 04:06, 8 January 2012
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	[[Image:Noise_from_THGEMD_strips_and_pulse_from_CFD_HV3000Volts_11-9-08.png\|300px]][[Image:Noise_from_THGEMD_strips_and_no_pulse_CFD_HV3000Volts_11-9-08.png\|300px]]<br>		[[Image:Noise_from_THGEMD_strips_and_pulse_from_CFD_HV3000Volts_11-9-08.png\|300px]][[Image:Noise_from_THGEMD_strips_and_no_pulse_CFD_HV3000Volts_11-9-08.png\|300px]]<br>

		+	= THGEM see through detector=
		+
		+	[[File:A01072012_IonChamberDemo.jpg \| 200 px]]
		+
		+
		+	[[File:B01072012_IonChamberDemo.jpg \| 200 px]]
		+
		+
		+	[[File:C01072012_IonChamberDemo.jpg \| 200 px]]
		+
		+	[[File:D01072012_IonChamberDemo.jpg \| 200 px]]



	[http://www.iac.isu.edu/mediawiki/index.php/User_talk:Tforest Go back]		[http://www.iac.isu.edu/mediawiki/index.php/User_talk:Tforest Go back]

@@ Line 1: / Line 1: @@
 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 (we have 0.5 diameter boards in stock).
@@ Line 58: / Line 61: @@
-[[Neutron_TGEM_Detector_Abdel]]
 [http://www.iac.isu.edu/mediawiki/index.php/User_talk:Tforest Go back]

@@ Line 1: / Line 1: @@
-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.
+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 (we have 0.5 diameter boards in stock).
-PCboard spacing = 1.5 - 2 mm.
+PCboard spacing = 1.5 - 2 mm (distance between the centers of 2 holes in parallel layers is 1mm).
 [http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=1352098], [[Media:01352098.pdf]] <br>

← Older revision		Revision as of 17:58, 23 January 2009
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−		+	[[Neutron_TGEM_Detector_Abdel]]

	[http://www.iac.isu.edu/mediawiki/index.php/User_talk:Tforest Go back]		[http://www.iac.isu.edu/mediawiki/index.php/User_talk:Tforest Go back]

@@ Line 22: / Line 22: @@
 = Descriminated signals=
-== HV setting==
+== Test Setup 1==
 {| border="1"  |cellpadding="20" cellspacing="0
 | Cathode HV (Volts) || First THGEM foil(Volts) || Second THGEM foil(Volts) || Third THGEM foil(Volts) || Third THGEM foil current <math>\mu</math>A
@@ Line 29: / Line 29: @@
 |}<br>
+I used 2 Ortec timing amps to integrate the signal and amplify more than what we did for the standard GEM.
 The following setttings were

@@ Line 39: / Line 39: @@
 | Parameter || Dial setting
 |-
-| Timing Amp1  ||  20
+| Timing Amp1  ||  x20
 |-
 | Timing Amp1 Integration ||  50 ns
 |-
-| Timing Amp2  ||  4
+| Timing Amp2  ||  x4
 |-
 | Timing Amp2 Integration ||  20 ns