Particle Identification - Revision history

Didbtama: /* Cherenkov Theory */

2011-11-28T05:44:34Z

Cherenkov Theory

2009-02-17T19:35:30Z

Plot of EC_tot/P vs nphe for Pions

2009-02-10T20:21:10Z

Plot of EC_tot/P vs nphe for Pions

2009-02-06T07:07:01Z

Plot of EC_tot/P vs nphe for Pions

2009-02-06T07:06:43Z

Plot of EC_tot/P vs nphe for Pions

2009-02-04T07:16:26Z

Plot of EC_tot/P vs nphe for Pions

2009-02-04T07:16:00Z

Plot of EC_tot/P vs nphe for Pions

2009-02-04T07:11:32Z

Plot of EC_tot/P vs nphe for Pions

2009-01-28T21:35:46Z

Electrons

2009-01-28T21:34:07Z

Electrons

@@ Line 24: / Line 24: @@
 after deriving the Taylor expansion of our function and considering only the first two terms, we get<br>
-<math>\frac{d^2 N}{dEdx}=\frac{\alpha z^2}{\hbar c}sin ^2 \theta_c=\frac{\alpha z^2}{\hbar c}[\beta^2 n^2 (E) - 1]</math>
+<math>\frac{d^2 N}{dEdx}=\frac{\alpha z^2}{\hbar c}[\beta^2 n^2 (E) - 1]</math>
 The gas used in the CLAS Cerenkov counter is perfluorobutane <math>C_4 F_{10}</math> with index of refraction equal to 1.00153.

← Older revision		Revision as of 19:35, 17 February 2009
Line 639:		Line 639:
	[[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts_2.gif\|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts_2.gif\|200px]]		[[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts_2.gif\|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts_2.gif\|200px]]

		+
		+	=OsiCuts Code=
		+
		+	You use a subroutine called subr_osi( [parameters] ) as following.
		+
		+	osi_cut = subr_osi( particle_ptr[i].cc_sec,
		+	particle_ptr[i].cc_status,
		+	particle_ptr[i].cc_time,
		+	particle_ptr[i].sc_time,
		+	particle_ptr[i].trl1_phi,
		+	particle_ptr[i].sc_r,
		+	particle_ptr[i].cc_r,
		+	particle_ptr[i].beta,
		+	particle_ptr[i].sc_x,
		+	particle_ptr[i].sc_y,
		+	particle_ptr[i].sc_z,
		+	particle_ptr[i].sc_cx,
		+	particle_ptr[i].sc_cy,
		+	particle_ptr[i].sc_cz,
		+	dt_sc_cc,
		+	proj_theta,
		+	proj_phi,
		+	int(torus)
		+	);
		+
		+	[http://www.jlab.org/Hall-B/secure/eg1/EG2000/nevzat/UPGRADE_DST/ OsiCuts]

	[[http://wiki.iac.isu.edu/index.php/Analysis Back to Analysis]]		[[http://wiki.iac.isu.edu/index.php/Analysis Back to Analysis]]

@@ Line 632: / Line 632: @@
 ;For Pions
-[[Image:EC_tot_P_vs_nphe_for_pions_all_data_without_cuts.gif|200px]][[Image:EC_tot_P_vs_nphe_for_pions_all_data_with_cuts.gif|200px]]
+[[Image:EC_tot_P_vs_nphe_for_pions_all_data_without_cuts_2.gif|200px]][[Image:EC_tot_P_vs_nphe_for_pions_all_data_with_cuts_2.gif|200px]]
 ;For Electrons
-[[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts.gif|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts.gif|180px]]
+[[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts_2.gif|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts_2.gif|200px]]
 [[http://wiki.iac.isu.edu/index.php/Analysis Back to Analysis]]

@@ Line 639: / Line 639: @@
 ;For Electrons
-[[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts.gif|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts.gif|150px]]
+[[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts.gif|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts.gif|180px]]
 [[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts_1.gif|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts_1.gif|200px]]

@@ Line 639: / Line 639: @@
 ;For Electrons
-[[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts.gif|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts.gif|200px]]
+[[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts.gif|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts.gif|150px]]
 [[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts_1.gif|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts_1.gif|200px]]

@@ Line 629: / Line 629: @@
 [[Image:pi_ec_tot_momentum_vs_nphe_file_dst27095_without_cuts.gif|200px]]
 [[Image:pi_ec_tot_momentum_vs_nphe_file_dst27095_with_cuts.gif|200px]]
 [[Image:EC_tot_P_vs_nphe_for_pions_all_data_without_cuts.gif|200px]][[Image:EC_tot_P_vs_nphe_for_pions_all_data_with_cuts.gif|200px]]
@@ Line 634: / Line 636: @@
 [[Image:EC_tot_P_vs_nphe_for_pions_all_data_without_cuts_1.gif|200px]][[Image:EC_tot_P_vs_nphe_for_pions_all_data_with_cuts_1.gif|200px]]
 [[Image:EC_tot_P_vs_nphe_for_electrons_all_data_without_cuts.gif|200px]][[Image:EC_tot_P_vs_nphe_for_electrons_all_data_with_cuts.gif|200px]]

@@ Line 175: / Line 175: @@
 |-
 | ||[[Image:e_number_of_photoelectrons_27095_1.gif|200px]]
-|| [[Image:e_number_of_photoelectrons_27095_fits.gif|400px]]
+|| [[Image:e_number_of_photoelectrons_27095_fits.gif|200px]]
 |-
 | ||[[Image:e_number_of_photoelectrons_27095_flag_10_1.gif|200px]]