Difference between revisions of "GEM Efficiency"
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(Created page with '===GEM Efficiency=== {| border="1" |cellpadding="20" cellspacing="0 |- | GEM <math>V_{Drift}</math> Voltage (Volts) || GEM Efficiency % |- | 3550 || 47.25 <math>\pm</math> 6.0...') |
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− | ===GEM Efficiency=== | + | ===Qweak GEM High Voltage vs Efficiency=== |
+ | |||
+ | |||
+ | Experimental setup: Qweak GEM detector is sandwiched between the two Drift chambers and two scintillators. | ||
+ | [[File:Detector stack 402.jpg|300px]]<br/> | ||
+ | |||
+ | |||
+ | [[File:tam.jpg|300px]] | ||
+ | |||
{| border="1" |cellpadding="20" cellspacing="0 | {| border="1" |cellpadding="20" cellspacing="0 | ||
Line 13: | Line 21: | ||
| 3575 || 95.25 <math>\pm</math> 3.45 | | 3575 || 95.25 <math>\pm</math> 3.45 | ||
|} | |} | ||
+ | |||
+ | |||
+ | ====3500/3200==== | ||
+ | |||
+ | run number is 1365 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | |Channel # || Detector type|| TDC Histograms BottomScTDC>500 || TDC#/TDC2 <math>\times 100 %</math> | ||
+ | |- | ||
+ | | 2 || Bottom Scintillator || [[File:TDCBottomScintillator_3500.gif|200px]] || 100% | ||
+ | |- | ||
+ | | 4 || Top DC(Metalica) || [[File:TDCTopDC_3500.gif|200px]] || 16 % | ||
+ | |- | ||
+ | | 3 || Bottom DC(Plastika) || [[File:TDCBottomDC_3500.gif|200px]] || 16 % | ||
+ | |- | ||
+ | | 5 || Qweak GEM Detector || [[File:TDCQweakGEMDetector_3500.gif|200px]] || 6 % | ||
+ | |}<br> | ||
+ | |||
+ | |||
+ | 40% <math>\pm</math> 2% | ||
+ | |||
+ | ====3550/3250==== | ||
+ | |||
+ | *run number is 1366 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | |Channel # || Detector type|| TDC Histograms BottomScTDC>500 || TDC#/TDC2 <math>\times 100 %</math> | ||
+ | |- | ||
+ | | 2 || Bottom Scintillator || [[File:TDCBottomScintillator_3550.gif|200px]] || 100 % | ||
+ | |- | ||
+ | | 4 || Top DC(Metalica) || [[File:TDCTopDC_3550.gif|200px]] || 5 % | ||
+ | |- | ||
+ | | 3 || Bottom DC(Plastika) || [[File:TDCBottomDC_3550.gif|200px]] || 11 % | ||
+ | |- | ||
+ | | 5 || Qweak GEM Detector || [[File:TDCQweakGEMDetector_3550.gif|200px]] || 6 % | ||
+ | |}<br> | ||
+ | |||
+ | |||
+ | |||
+ | *run number 1377 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | |Channel # || Detector type|| TDC Histograms BottomScTDC>500 || TDC#/TDC2 <math>\times 100 %</math> | ||
+ | |- | ||
+ | | 2 || Bottom Scintillator || [[File:TDCBottomScintillator_3550_1.gif|200px]] || 100 % | ||
+ | |- | ||
+ | | 4 || Top DC(Metalica) || [[File:TDCTopDC_3550_1.gif|200px]] || 6 % | ||
+ | |- | ||
+ | | 3 || Bottom DC(Plastika) || [[File:TDCBottomDC_3550_1.gif|200px]] || 16 % | ||
+ | |- | ||
+ | | 5 || Qweak GEM Detector || [[File:TDCQweakGEMDetector_3550_1.gif|200px]] || 10% | ||
+ | |}<br> | ||
+ | |||
+ | |||
+ | 68% <math>\pm</math> 4% | ||
+ | |||
+ | ====3555/3255==== | ||
+ | |||
+ | *run number is 1373 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | |Channel # || Detector type|| TDC Histograms BottomScTDC>500 || TDC#/TDC2 <math>\times 100 %</math> | ||
+ | |- | ||
+ | | 2 || Bottom Scintillator || [[File:TDCBottomScintillator_3555.gif|200px]] || 100 % | ||
+ | |- | ||
+ | | 4 || Top DC(Metalica) || [[File:TDCTopDC_3555.gif|200px]] || 6 % | ||
+ | |- | ||
+ | | 3 || Bottom DC(Plastika) || [[File:TDCBottomDC_3555.gif|200px]] || 14 % | ||
+ | |- | ||
+ | | 5 || Qweak GEM Detector || [[File:TDCQweakGEMDetector_3555.gif|200px]] || 10 % | ||
+ | |}<br> | ||
+ | |||
+ | |||
+ | *run number 1381 && 1382 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | |Channel # || Detector type|| TDC Histograms BottomScTDC>500 || TDC#/TDC2 <math>\times 100 %</math> | ||
+ | |- | ||
+ | | 2 || Bottom Scintillator || [[File:TDCBottomScintillator_3555_1.gif|200px]] || 100 % | ||
+ | |- | ||
+ | | 4 || Top DC(Metalica) || [[File:TDCTopDC_3555_1.gif|200px]] || 6.6% | ||
+ | |- | ||
+ | | 3 || Bottom DC(Plastika) || [[File:TDCBottomDC_3555_1.gif|200px]] || 15 % | ||
+ | |- | ||
+ | | 5 || Qweak GEM Detector || [[File:TDCQweakGEMDetector_3555_1.gif|200px]] || 10 % | ||
+ | |}<br> | ||
+ | |||
+ | ====3560/3260==== | ||
+ | |||
+ | *run number is 1370 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | |Channel # || Detector type|| TDC Histograms BottomScTDC>500 || TDC#/TDC2 <math>\times 100 %</math> | ||
+ | |- | ||
+ | | 2 || Bottom Scintillator || [[File:TDCBottomScintillator_3560.gif|200px]] || 100 % | ||
+ | |- | ||
+ | | 4 || Top DC(Metalica) || [[File:TDCTopDC_3560.gif|200px]] || 6% | ||
+ | |- | ||
+ | | 3 || Bottom DC(Plastika) || [[File:TDCBottomDC_3560.gif|200px]] || 14% | ||
+ | |- | ||
+ | | 5 || Qweak GEM Detector || [[File:TDCQweakGEMDetector_3560.gif|200px]] || 17 % | ||
+ | |}<br> | ||
+ | |||
+ | |||
+ | *run number is 1378 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | |Channel # || Detector type|| TDC Histograms BottomScTDC>500 || TDC#/TDC2 <math>\times 100 %</math> | ||
+ | |- | ||
+ | | 2 || Bottom Scintillator || [[File:TDCBottomScintillator_3560_1.gif|200px]] || 100 % | ||
+ | |- | ||
+ | | 4 || Top DC(Metalica) || [[File:TDCTopDC_3560_1.gif|200px]] || 7% | ||
+ | |- | ||
+ | | 3 || Bottom DC(Plastika) || [[File:TDCBottomDC_3560_1.gif|200px]] || 16% | ||
+ | |- | ||
+ | | 5 || Qweak GEM Detector || [[File:TDCQweakGEMDetector_3560_1.gif|200px]] || 14 % | ||
+ | |}<br> | ||
+ | |||
+ | ====3575/3275==== | ||
+ | |||
+ | *run number is 1369 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | |Channel # || Detector type|| TDC Histograms BottomScTDC>500 || TDC#/TDC2 <math>\times 100 %</math> | ||
+ | |- | ||
+ | | 2 || Bottom Scintillator || [[File:TDCBottomScintillator_3575.gif|200px]] || 100 % | ||
+ | |- | ||
+ | | 4 || Top DC(Metalica) || [[File:TDCTopDC_3575.gif|200px]] || 4 % | ||
+ | |- | ||
+ | | 3 || Bottom DC(Plastika) || [[File:TDCBottomDC_3575.gif|200px]] || 15 % | ||
+ | |- | ||
+ | | 5 || Qweak GEM Detector || [[File:TDCQweakGEMDetector_3575.gif|200px]] || 17 % | ||
+ | |}<br> | ||
+ | |||
+ | *run number 1379 | ||
+ | |||
+ | {| border="1" |cellpadding="20" cellspacing="0 | ||
+ | |- | ||
+ | |Channel # || Detector type|| TDC Histograms BottomScTDC>500 || TDC#/TDC2 <math>\times 100 %</math> | ||
+ | |- | ||
+ | | 2 || Bottom Scintillator || [[File:TDCBottomScintillator_3575_1.gif|200px]] || 100 % | ||
+ | |- | ||
+ | | 4 || Top DC(Metalica) || [[File:TDCTopDC_3575_1.gif|200px]] || 5 % | ||
+ | |- | ||
+ | | 3 || Bottom DC(Plastika) || [[File:TDCBottomDC_3575_1.gif|200px]] || 18 % | ||
+ | |- | ||
+ | | 5 || Qweak GEM Detector || [[File:TDCQweakGEMDetector_3575_1.gif|200px]] || 20 % | ||
+ | |}<br> |
Revision as of 05:29, 18 August 2010
Qweak GEM High Voltage vs Efficiency
Experimental setup: Qweak GEM detector is sandwiched between the two Drift chambers and two scintillators.
GEM | Voltage (Volts)GEM Efficiency % |
3550 | 47.25 | 6.05
3555 | 60 | 4
3560 | 83 | 13
3575 | 95.25 | 3.45
3500/3200
run number is 1365
Channel # | Detector type | TDC Histograms BottomScTDC>500 | TDC#/TDC2 |
2 | Bottom Scintillator | ![]() |
100% |
4 | Top DC(Metalica) | ![]() |
16 % |
3 | Bottom DC(Plastika) | ![]() |
16 % |
5 | Qweak GEM Detector | ![]() |
6 % |
40% 2%
3550/3250
- run number is 1366
Channel # | Detector type | TDC Histograms BottomScTDC>500 | TDC#/TDC2 |
2 | Bottom Scintillator | ![]() |
100 % |
4 | Top DC(Metalica) | ![]() |
5 % |
3 | Bottom DC(Plastika) | ![]() |
11 % |
5 | Qweak GEM Detector | ![]() |
6 % |
- run number 1377
Channel # | Detector type | TDC Histograms BottomScTDC>500 | TDC#/TDC2 |
2 | Bottom Scintillator | ![]() |
100 % |
4 | Top DC(Metalica) | ![]() |
6 % |
3 | Bottom DC(Plastika) | ![]() |
16 % |
5 | Qweak GEM Detector | ![]() |
10% |
68% 4%
3555/3255
- run number is 1373
Channel # | Detector type | TDC Histograms BottomScTDC>500 | TDC#/TDC2 |
2 | Bottom Scintillator | ![]() |
100 % |
4 | Top DC(Metalica) | ![]() |
6 % |
3 | Bottom DC(Plastika) | ![]() |
14 % |
5 | Qweak GEM Detector | ![]() |
10 % |
- run number 1381 && 1382
Channel # | Detector type | TDC Histograms BottomScTDC>500 | TDC#/TDC2 |
2 | Bottom Scintillator | ![]() |
100 % |
4 | Top DC(Metalica) | ![]() |
6.6% |
3 | Bottom DC(Plastika) | ![]() |
15 % |
5 | Qweak GEM Detector | ![]() |
10 % |
3560/3260
- run number is 1370
Channel # | Detector type | TDC Histograms BottomScTDC>500 | TDC#/TDC2 |
2 | Bottom Scintillator | ![]() |
100 % |
4 | Top DC(Metalica) | ![]() |
6% |
3 | Bottom DC(Plastika) | ![]() |
14% |
5 | Qweak GEM Detector | ![]() |
17 % |
- run number is 1378
Channel # | Detector type | TDC Histograms BottomScTDC>500 | TDC#/TDC2 |
2 | Bottom Scintillator | ![]() |
100 % |
4 | Top DC(Metalica) | ![]() |
7% |
3 | Bottom DC(Plastika) | ![]() |
16% |
5 | Qweak GEM Detector | ![]() |
14 % |
3575/3275
- run number is 1369
Channel # | Detector type | TDC Histograms BottomScTDC>500 | TDC#/TDC2 |
2 | Bottom Scintillator | ![]() |
100 % |
4 | Top DC(Metalica) | ![]() |
4 % |
3 | Bottom DC(Plastika) | ![]() |
15 % |
5 | Qweak GEM Detector | ![]() |
17 % |
- run number 1379
Channel # | Detector type | TDC Histograms BottomScTDC>500 | TDC#/TDC2 |
2 | Bottom Scintillator | ![]() |
100 % |
4 | Top DC(Metalica) | ![]() |
5 % |
3 | Bottom DC(Plastika) | ![]() |
18 % |
5 | Qweak GEM Detector | ![]() |
20 % |