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--- etude_pour_rpc2018 [2018/01/25 14:52]
acqilc
+++ etude_pour_rpc2018 [2021/07/10 23:21] (current)
@@ Line 11: / Line 11: @@
 Run pistes debranchees => 739033
+===== Calibration =====
+On reprend les resultats avec FE2 (celui qui est mort)
+Injection cote large
+^run ^ Injection (mV) ^ cote large ^ Etroit ^
+|737872|500|559|550|
+|737873|400|541|534|
+|737874|350|532|525|
+|737875|300|522|516|
+|737876|250|513|505.5|
+|737877|225|507|502|
+|737878|200|502|497|
+<code>
+{
+  TCanvas *c1 = new TCanvas("c1","A Simple Graph with error bars",200,10,700,1200);
+  gStyle->SetMarkerStyle(8);
+  gStyle->SetMarkerSize(.5);
+  gStyle->SetOptFit();
+  c1->GetFrame()->SetBorderSize(12);
+  c1.Divide(1,2);
+  Float_t ic[7]={200,225,250,300,350,400,500};
+  Float_t dic[7]={1,1,1,1,1,1,1};
+  Float_t thrHR[7]={502,507,513,522,532,541,559};
+  Float_t dthrHR[7]={1,1,1,1,1,1,1};
+  Float_t thrLR[7]={497,502,505.5,516,525,534,550};
+  Float_t dthrLR[7]={1,1,1,1,1,1,1};
+  c1.cd(1);
+  TGraphErrors *gr = new TGraphErrors(7,ic,thrHR,dic,dthrHR);
+  gr->SetName("gr");
+  gr->SetTitle("Turn on DAC (High Radius) vs Injection");
+  gr->SetMarkerColor(4);
+  gr->SetMarkerStyle(21);
+  gr->Draw("ap");
+  gr->Fit("pol1");
+  gr->GetXaxis()->SetTitle("Injection (fC)");
+  gr->GetYaxis()->SetTitle("Turn On (DAC unit)");
+  c1.cd(2);
+  TGraphErrors *grl = new TGraphErrors(7,ic,thrLR,dic,dthrLR);
+  grl->SetTitle("Turn on DAC (Low Radius) vs Injection");
+  grl->SetName("grl");
+  grl->SetMarkerColor(3);
+  grl->SetMarkerStyle(22);
+  grl->Draw("ap");
+  grl->Fit("pol1");
+  grl->GetXaxis()->SetTitle("Injection (fC)");
+  grl->GetYaxis()->SetTitle("Turn On (DAC unit)");
+  c1->Modified();
+  c1->Update();
+}
+</code>
+<imgcaption calib_ipnl_fe2_150_calib | Turn -on (DAC VTH) en fonction de l'injection >
+{{ :fe2_150k_calib.png?500 |}}
+</imgcaption>
+On met le seuil a **494**
+**(494-471)/0.1845 = 125 fC /2 => 62.5 fC de seuil par canal**
+^ run ^ Injection(fC) ^ N trg ^ N 2 ^ N 14 ^ Eff ^ deFF ^ Eff XY ^ deff XY ^ dt (ns)  ^ RMS dt (ns) ^
+|737880|160|7748|6618|2007|85.42| 0.40|25.90| 0.50|-17.30|0.336|
+|737881|170|4103|4020|2651|97.98| 0.22|64.61| 0.75|-17.36|0.307|
+|737882|180|5100|5096|4476|99.92| 0.04|87.76| 0.46|-17.40|0.310|
+|737883|190|4829|4829|4672|100.00| 0.00|96.75| 0.26|-17.42|0.291|
+|737884|200|3361|3361|3216|100.00| 0.00|95.69| 0.35|-17.46|0.277|
+|737885|210|3268|3265|3227|99.91| 0.05|98.75| 0.19|-17.49|0.228|
+|737886|220|3408|3403|3313|99.85| 0.07|97.21| 0.28|-17.49|0.193|
+|737887|250|3096|3096|3095|100.00| 0.00|99.97| 0.03|-17.52|0.203|
+On des burst de bruits.... ce qui explique les fluctuations
+Si on met le seuil a 496 et 200 mV
+^ run ^ Injection(fC) ^ N trg ^ N 2 ^ N 14 ^ Eff ^ deFF ^ Eff XY ^ deff XY ^ dt (ns)  ^ RMS dt (ns) ^
+|737892|210|3095|3095|3034|100.00| 0.00|98.03| 0.25|-17.45|0.288|
+|737888|200|3093|3093|3008|100.00| 0.00|97.25| 0.29|-17.46|0.298|
+|737889|190|3094|3092|2718|99.94| 0.05|87.85| 0.59|-17.39|0.316|
+|737890|180|3094|3041|2040|98.29| 0.23|65.93| 0.85|-17.37|0.308|
+|737891|170|3097|2611|699|84.31| 0.65|22.57| 0.75|-17.31|0.347|
+<imgcaption calib_ipnl_fe2_150_71_eff | Efficacite de detectiron du cote de l'injection (orange) et oppose (bleu) >
+{{ :calib_ipnl:fe2_150k_piste71_eff.png?500 |}}
+</imgcaption>
+<code>
+{
+  TCanvas *c1 = new TCanvas("c1","A Simple Graph with error bars",200,10,700,700);
+  Float_t ic[5]={170,180,190,200,210};
+  Float_t dic[5]={1,1,1,1,1};
+  Float_t NTR[5]={3097,3094,3094,3093,3095};
+  Float_t NHR[5]={2611,3041,3092,3093,3095};
+  Float_t NLR[5]={699,2040,2718,3008,3034};
+  Float_t eff1[5],deff1[5],eff2[5],deff2[5];
+  for (Int_t i=0;i<5;i++)
+    {
+      eff1[i]=NHR[i]/NTR[i];
+      if (NHR[i] != NTR[i])
+	deff1[i]=sqrt(eff1[i]*(1.-eff1[i])/NTR[i]);
+      else
+	deff1[i]=sqrt(2/NTR[i]);
+       eff2[i]=NLR[i]/NTR[i];
+      if (NLR[i] != NTR[i])
+	deff2[i]=sqrt(eff2[i]*(1.-eff2[i])/NTR[i]);
+      else
+	deff2[i]=sqrt(2/NTR[i]);
+    }
+  TGraphErrors *grl = new TGraphErrors(5,ic,eff2,dic,deff2);
+  grl->SetTitle("Efficiency vs Injection (Cut 494 DAC)");
+  grl->SetName("grl");
+  grl->SetMarkerColor(4);
+  grl->SetMarkerStyle(22);
+  grl->Draw("ap");
+  TGraphErrors *gr = new TGraphErrors(5,ic,eff1,dic,deff1);
+  gr->SetName("gr");
+  gr->SetMarkerColor(2);
+  gr->SetMarkerStyle(21);
+  gr->Draw("p");
+  grl->GetXaxis()->SetTitle("Injection (fC)");
+  grl->GetYaxis()->SetTitle("Efficiency ");
+  c1->Modified();
+  c1->Update();
+}
+</code>
+Resolution la plus mauvaise observee ~ 0.3/8.6 => 5 cm
+Su la <imgref calib_ipnl_fe2_150_71_eff> on observe:
+  * Seuil minimal de detection electronique => 90 fC, Q injected 180 fC
+  * Seuil minimal de mesure X,Y  Q injected 200 fC
+Les résultats sont quasiment identiques à ceux mesurés avec le Board 3 (FE #4)
+Et pour la resolution
+<code>
+{
+  TCanvas *c1 = new TCanvas("c1","A Simple Graph with error bars");
+  Float_t ic[11]={160,170,180,190,200,210,220,230,250,500,1000};
+  Float_t dic[11]={1,1,1,1,1,1,1,1,1,1,1};
+  Float_t res[11]={0.402,0.377,0.326,0.292,0.252,0.228,0.220,0.239,0.192,0.077,0.051};
+  Float_t dres[11];
+  for (Int_t i=0;i<11;i++)
+    {
+      dres[i]=0.01;
+    }
+  TGraphErrors *grl = new TGraphErrors(11,ic,res,dic,dres);
+  grl->SetTitle("Time resolution on difference vs Injection");
+  grl->SetName("grl");
+  grl->SetMarkerColor(4);
+  grl->SetMarkerStyle(22);
+  grl->Draw("ap");
+  grl->GetXaxis()->SetTitle("Injection (fC)");
+  grl->GetYaxis()->SetTitle("Resolution (ns) ");
+  c1->Modified();
+  c1->Update();
+}
+</code>
+===== Etude de l'injection FE#5 =====
+Injection cote HR
+^ run ^ Injection ^ HR Turn On ^ LR Turn On ^
+|739043 | 800 |737 | 618 |
+|739044 | 700 |684.9 | 597.5 |
+|739045 | 600 |639.5 | 578.2 |
+|739046 | 500 |605.2 | 563.5 |
+|739047 | 400 |579.7 | 549.7 |
+|739048 | 350 |568 | 543.4 |
+|739049 | 300 |556.2 | 536.5 |
+|739051 | 250 |546.4 | 531.5 |
+|739052 | 225 |540| 527 |
+ --- //[[laurent.mirabito@gmail.com|DAQ user]] 2018/01/30 09:20//
+''__**100 kOhm sur l'alim au lieu de 150 k**__''

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