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FD_Distr.C @ 1

Last change on this file since 1 was 1, checked in by benoit, 13 years ago

File size: 1.2 KB

Line
1	{
2
3	double k=8.617343e-5;
4	double T=200.0;
5
6	TF1 *f = new TF1("Fermi-Dirac Distribution, T= 100 K ","1.0/(TMath::Exp((x-[0])/[1])+1)",-0.1,0.1);
7	f->SetParameter(0,0);
8	f->SetParameter(1,k*100);
9
10
11	TF1 *f2 = new TF1("Fermi-Dirac Distribution, T= 200 K","1.0/(TMath::Exp((x-[0])/[1])+1)",-0.1,0.1);
12	f2->SetParameter(0,0);
13	f2->SetParameter(1,k*200);
14
15
16	TF1 *f3 = new TF1("Fermi-Dirac Distribution, T= 250 K","1.0/(TMath::Exp((x-[0])/[1])+1)",-0.1,0.1);
17	f3->SetParameter(0,0);
18	f3->SetParameter(1,k*250);
19
20	TF1 *f4 = new TF1("Fermi-Dirac Distribution, T= 300 K","1.0/(TMath::Exp((x-[0])/[1])+1)",-0.1,0.1);
21	f4->SetParameter(0,0);
22	f4->SetParameter(1,k*300);
23
24	TF1 *f5 = new TF1("Fermi-Dirac Distribution, T= 400 K ","1.0/(TMath::Exp((x-[0])/[1])+1)",-0.1,0.1);
25	f5->SetParameter(0,0);
26	f5->SetParameter(1,k*400);
27
28	f->SetTitle("T=100K");
29	f2->SetTitle("T=200K");
30	f3->SetTitle("T=250K");
31	f4->SetTitle("T=300K");
32	f5->SetTitle("T=400K");
33
34
35
36	TCanvas *can = new TCanvas();
37
38	f->SetNpx(1000.);
39	f2->SetNpx(1000.);
40	f3->SetNpx(1000.);
41	f4->SetNpx(1000.);
42	f5->SetNpx(1000.);
43
44	f->SetLineColor(1);
45	f2->SetLineColor(2);
46	f3->SetLineColor(3);
47	f4->SetLineColor(4);
48	f5->SetLineColor(5);
49
50
51	f->Draw("");
52	f2->Draw("same");
53	f3->Draw("same");
54	f4->Draw("same");
55	f5->Draw("same");
56
57
58
59	}

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