Cathode drift potential and count rate runs for 2.9kV GEM

12/16/14 7-9 am

Date	CATH. Voltage (kV)	[math]\Delta[/math] V	Shutter	source	run number	Notes
12/16	3.00	100	Open	off	8289	100px
12/16	3.00	100	Closed	off	8288
12/16	3.10	200	Open	off	8286	6' 100px
12/16	3.10	200	Closed	off	8287
12/16	3.20	300	Open	off	8285	100px
12/16	3.20	300	Closed	off	8284
12/16	3.30	400	Open	off	8270	100px
12/16	3.30	400	Closed	off	8271
12/16	3.40	500	Open	off	8273	100px
12/16	3.40	500	Closed	off	8272
12/16	3.50	600	Open	off	8274	100px
12/16	3.50	600	Closed	off	8275
12/16	3.600	700	Open	off	8277	100px
12/16	3.600	700	Closed	off	8276
12/16	3.700	800	Open	off	8278	two peaks has been observed, sub: 247+_ 24 and 195 +_ 24, open 255 +_ 33 and 200 +_ 31 100px
12/16	3.700	800	Closed	off	8279	7'
12/16	3.900	900	Open	off	8281	5 27"100px
12/16	3.900	900	Closed	off	8280	8'
12/16	3.900	1000	Open	off	8282	100px
12/16	3.900	1000	Closed	off	8283

12/15/14

Date	CATH. Voltage (kV)	[math]\Delta[/math] V	Shutter	source	run number	Notes
12/15	3.00	100	Open	off	8250	5 30"100px
12/15	3.00	100	Closed	off	8251
12/15	3.10	200	Open	off	8253
12/15	3.10	200	Closed	off	8252
12/15	3.20	300	Open	off	8254
12/15	3.20	300	Closed	off	8255
12/15	3.30	400	Open	off	8257
12/15	3.30	400	Closed	off	8256
12/15	3.40	500	Open	off	8258
12/15	3.40	500	Closed	off	8259
12/15	3.50	600	Open	off	8261
12/15	3.50	600	Closed	off	8260
12/15	3.600	700	Open	off	8262	100px
12/15	3.600	700	Closed	off	8263
12/15	3.700	800	Open	off	8265	5 30" 100px
12/15	3.700	800	Closed	off	8264
12/15	3.900	900	Open	off	8266	6 3" 100px
12/15	3.900	900	Closed	off	8267
12/15	3.900	1000	Open	off	8269	100px
12/15	3.900	1000	Closed	off	8268

12/13/14

Date	CATH. Voltage (kV)	[math]\Delta[/math] V	Shutter	source	run number	Notes
12/13	3.00	100	Open	off	8226
12/13	3.00	100	Closed	off	8225
12/13	3.10	200	Open	off	8223
12/13	3.10	200	Closed	off	8224
12/13	3.20	300	Open	off	8222
12/13	3.20	300	Closed	off	8221	4' 28"
12/13	3.30	400	Open	off	8219	6'
12/13	3.30	400	Closed	off	8220	6'
12/13	3.40	500	Open	off	8211
12/13	3.40	500	Closed	off	8212
12/13	3.50	600	Open	off	8214
12/13	3.50	600	Closed	off	8213
12/13	3.600	700	Open	off	8215
12/13	3.600	700	Closed	off	8216
12/13	3.700	800	Open	off	8218	5' 14"100px
12/13	3.700	800	Closed	off	8217
12/13	3.800	900	Open	off	8207
12/13	3.800	900	Closed	off	8208

High humidity up 97% does not allow to go to 900V or above becuase of the high noise rate.

12/09/14

Date	CATH. Voltage (kV)	[math]\Delta[/math] V	Shutter	source	run number	Notes
12/09	3.00	100	Open	off	8191
12/09	3.00	100	Closed	off	8192
12/09	3.10	200	Open	off	8194
12/09	3.10	200	Closed	off	8193
12/09	3.20	300	Open	off	8195	5' 21"
12/09	3.20	300	Closed	off	8196
12/09	3.30	400	Open	off	8198
12/09	3.30	400	Closed	off	8197
12/09	3.40	500	Open	off	8199
12/09	3.40	500	Closed	off	8200
12/09	3.50	600	Open	off	8202
12/09	3.50	600	Closed	off	8201	5' 20"
12/09	3.600	700	Open	off	8203
12/09	3.600	700	Closed	off	8204
12/09	3.700	800	Open	off	8206
12/09	3.700	800	Closed	off	8205
12/09	3.800	900	Open	off	8207
12/09	3.800	900	Closed	off	8208
12/09	3.900	1000	Open	off	8210	5' 31"
12/09	3.900	1000	Closed	off	8209

12/08/14

Date	CATH. Voltage (kV)	[math]\Delta[/math] V	Shutter	source	run number	Notes
12/08	3.00	100	Open	off	8190
12/08	3.00	100	Closed	off	8189
12/08	3.10	200	Open	off	8187
12/08	3.10	200	Closed	off	8188
12/08	3.20	300	Open	off	8186
12/08	3.20	300	Closed	off	8185	6'
12/08	3.30	400	Open	off	8183	6'
12/08	3.30	400	Closed	off	8184
12/08	3.40	500	Open	off	8182
12/08	3.40	500	Closed	off	8181
12/08	3.470	570	Open	off	8174	5' 20"
12/08	3.470	570	Closed	off	8173
12/08	3.600	700	Open	off	8175
12/08	3.600	700	Closed	off	8176	5' 16"
12/08	3.700	800	Open	off	8178
12/08	3.700	800	Closed	off	8177
12/08	3.800	900	Open	off	8179	6'
12/08	3.800	900	Closed	off	8180

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