Difference between revisions of "Matching Detectors"

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[http://wiki.iac.isu.edu/index.php/PhotoFission_with_Polarized_Photons_from_HRRL Go Back]
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=Detector C=
 
=Detector C=
  
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== Rate VS Threshold (Detecotr C)==
 
== Rate VS Threshold (Detecotr C)==
  
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=== HV at 1560V===
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{| border="1" cellpadding="20" cellspacing="0"
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|-
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|Threshold (mV)
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|Counts/5min
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|-
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| 20||6625
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|-
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| 40|| 2882
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|-
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| 60|| 1299
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|-
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| 80|| 785
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|-
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| 100||579
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|-
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| 120||399
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|-
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| 140 ||390
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|-
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| 160||349
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|-
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| 180|| 372
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|-
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|200||347
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|-
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| 220||301
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|-
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| 240 ||312
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|-
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| 255||307
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|}
  
 
=Detector B=
 
=Detector B=
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|Counts/5min
 
|Counts/5min
 
|-
 
|-
−
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| 20||3500
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|-
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| 40|| 1016
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|-
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| 60|| 523
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|-
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| 80|| 351
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|-
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| 100||325
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|-
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| 120||318
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|-
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| 140||281
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|-
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| 160||257
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|-
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| 180|| 271
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|-
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| 200||248
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|-
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| 220||249
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|-
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| 240||223
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|-
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| 255||241
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|}
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=Detector A=
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Crystal of Detector A is Polished, its PMT is the same PMT used on detector B.
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== Rate VS HV (Detecotr A)==
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===Threshold at 220 mV (Detecotr A)===
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{| border="1" cellpadding="20" cellspacing="0"
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|-
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|High Voltage (Volts)
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|Counts/5min
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|-
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|1500 || 166
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|-
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|1550|| 233
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|-
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|1600 || 266
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|-
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|1650 || 306
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|-
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|1700|| 305
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|-
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|1750|| 364
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|-
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|1800 || 564
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|-
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|1850 || 870
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|-
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|1900|| 1900
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|}
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== Rate VS Threshold (Detecotr A)==
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 +
=== HV at 1560V===
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{| border="1" cellpadding="20" cellspacing="0"
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 +
 
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|-
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|Threshold (mV)
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|Counts/5min
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|-
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| 20||2983
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|-
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| 40|| 881
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|-
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| 60|| 452
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|-
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| 80|| 345
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|-
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| 100||337
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|-
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| 110||315
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|-
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| 120||296
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|-
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| 140||303
 
|-
 
|-
−
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| 160||267
 
|-
 
|-
−
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| 180||246
 
|-
 
|-
−
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| 200||218
 
|-
 
|-
−
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|220 ||227
 
|-
 
|-
−
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|240 ||208
 
|-
 
|-
−
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| 255||192
 
|-
 
|-
 
| ||
 
| ||
 
|}
 
|}
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[http://wiki.iac.isu.edu/index.php/PhotoFission_with_Polarized_Photons_from_HRRL Go Back]

Latest revision as of 06:23, 5 February 2009

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Detector C

Rate VS HV (Detecotr C)

Threshold at 80 mV (Detecotr C)

High Voltage (Volts) Counts/5min
1500 563
1550 949
1600 1912
1650 3191
1700 4557
1750 6235
1800 7900
1850 9789
1900 12192


High Voltage (Volts) Counts/1min
2000 4444
2100 14739



Threshold at 150 mV (Detecotr C)

High Voltage (Volts) Counts/5min
1500 173
1550 226
1600 284
1650 313
1700 375
1750 449
1800 685


High Voltage (Volts) Counts/1min
1850 213
1900 382
2000 782
2100 1311


Threshold at 170 mV (Detecotr C)

High Voltage (Volts) Counts/5min
1500 282
1550 310
1600 380
1650 463
1700 743
1750 1274
1800 2166


Threshold at 220 mV (Detecotr C)

High Voltage (Volts) Counts/5min
1500 302
1550 347
1600 387
1650 594
1700 392
1800 2889


Rate VS Threshold (Detecotr C)

HV at 1560V

Threshold (mV) Counts/5min
20 6625
40 2882
60 1299
80 785
100 579
120 399
140 390
160 349
180 372
200 347
220 301
240 312
255 307

Detector B

Rate VS HV (Detecotr B)

Threshold at 80 mV (Detecotr B)

High Voltage (Volts) Counts/5min
1500 290
1550 316
1600 350
1650 470
1750 1267


High Voltage (Volts) Counts/1min
1850 671
1950 1197
2050 1678


Threshold at 170 mV (Detecotr B)

High Voltage (Volts) Counts/5min
1500 148
1550 236
1600 241
1650 281
1700 231
1750 586
1800 1388


Threshold at 220 mV (Detecotr B)

High Voltage (Volts) Counts/5min
1500 190
1550 205
1600 276
1650 290
1700 343
1750 436
1800 615
1900 1715


Rate VS Threshold (Detecotr B)

HV at 1560V

Threshold (mV) Counts/5min
20 3500
40 1016
60 523
80 351
100 325
120 318
140 281
160 257
180 271
200 248
220 249
240 223
255 241

Detector A

Crystal of Detector A is Polished, its PMT is the same PMT used on detector B.


Rate VS HV (Detecotr A)

Threshold at 220 mV (Detecotr A)

High Voltage (Volts) Counts/5min
1500 166
1550 233
1600 266
1650 306
1700 305
1750 364
1800 564
1850 870
1900 1900


Rate VS Threshold (Detecotr A)

HV at 1560V

Threshold (mV) Counts/5min
20 2983
40 881
60 452
80 345
100 337
110 315
120 296
140 303
160 267
180 246
200 218
220 227
240 208
255 192

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