From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

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 2309/CH4/EX4.a.3/A_Ex4_3.sce | 28 ++++++++++++++++++++++++++++
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(limited to '2309/CH4/EX4.a.3')

diff --git a/2309/CH4/EX4.a.3/A_Ex4_3.sce b/2309/CH4/EX4.a.3/A_Ex4_3.sce
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+// Chapter 4 Additional Example 3
+//==============================================================================
+clc;
+clear;
+
+// input data
+Ei      = 1.02*10^6         // photon energy in eV
+theta   = 90;               // scattered angle in degrees
+h       = 6.625*10^-34      // plancks constant
+mo      = 9.1*10^-31       // mass of electron in Kg
+e       = 1.6*10^-19       // charge of electron
+c       = 3*10^8;          // vel. of light in m/s
+
+// Calculatioms
+// from Compton theory ,Compton shift is given by
+// lamda' - lamda = (h/(mo*c))*(1-cosθ)
+theta_r = theta*%pi/180;     // degree to radian conversion
+c_lamda = ( (h/(mo*c))*(1-cos(theta_r))) // Change in wavelength in m
+dv      = c/c_lamda;         // change in frequency of the scattered photon
+dE      = (h*dv)/e           // change in energy of scattered photon in eV
+// This change in energy is transferred as the KE of the recoil electron
+Er      = dE;                // Energy of recoil electron
+Es      = Ei - Er            // Energy of scattered photon
+
+
+// Output
+mprintf('Energy of the recoil electron = %3.4f MeV\n Energy of the Scattered photon = %3.4f MeV',Er*10^-6,Es*10^-6);
+//==============================================================================
-- 
cgit