Fixed matlab calculations
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@@ -12,7 +12,7 @@ load_constants
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% Intensity profile plots
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% Intensity profile plots
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rho = linspace(-r_max, r_max, 500);
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rho = linspace(-r_max, r_max, 500);
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figure
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figure
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I = gauss(rho, r_max, w0);
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I = gauss(rho, w0, r_max);
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I0 = max(I);
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I0 = max(I);
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plot(rho, I/I0, 'k')
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plot(rho, I/I0, 'k')
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grid
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grid
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@@ -20,12 +20,11 @@ xlabel('r, м')
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ylabel('I(r)')
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ylabel('I(r)')
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% Integration
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% Integration
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G0 = gauss_peak(r_max, w0);
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Qres_g = @(z) 1 / (pi * w0 ^ 2) * integral2(@(beta, r) r .* gauss(r, w0, r_max) .* ...
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Qres_g = @(z) 2 * pi * G0 * integral2(@(beta, r) r .* gauss(r, r_max, w0) .* ...
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iscomplex(qg_z_factor(r, z, n1, n2, Rsp, f)), 0, 2*pi, 0, r_max, ...
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iscomplex(qg_z_factor(r, z, n1, n2, Rsp, f)), 0, 2*pi, 0, r_max, ...
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'Method', 'iterated', 'AbsTol', 1e-12, 'RelTol', 1e-6);
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'Method', 'iterated', 'AbsTol', 1e-12, 'RelTol', 1e-6);
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Qres_s = @(z) 2 * pi * G0 * integral2(@(beta, r) r .* gauss(r, r_max, w0) .* ...
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Qres_s = @(z) 1 / (pi * w0 ^ 2) * integral2(@(beta, r) r .* gauss(r, w0, r_max) .* ...
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iscomplex(qs_z_factor(r, z, n1, n2, Rsp, f)), 0, 2*pi, 0, r_max, ...
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iscomplex(qs_z_factor(r, z, n1, n2, Rsp, f)), 0, 2*pi, 0, r_max, ...
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'Method', 'iterated', 'AbsTol', 1e-12, 'RelTol', 1e-6);
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'Method', 'iterated', 'AbsTol', 1e-12, 'RelTol', 1e-6);
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@@ -1,4 +1,6 @@
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% Bessel beam
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% Bessel beam
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function b = bessel(r, r_max, w0, P)
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function b = bessel(r, w0, r_max)
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b = besselj(0, 2.405/w0 * r).^2;
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ring_radius = 2.405; % radisu of the first ring of the besselj_0
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A = 2 * ring_radius / (w0 * r_max * exp(0.5)) * 2 * pi * integral(@(r) r.*besselj(0, ring_radius/w0 * r).^2, 0, r_max);
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b = A * besselj(0, 2.405/w0 * r).^2;
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end
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end
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@@ -1,3 +0,0 @@
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function peak = bessel_peak(r_max, w0, P)
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peak = P * 4.81 / (w0 * r_max * exp(0.5)) * 2 * pi * integral(@(r) r.*besselj(0, 2.405/w0 * r).^2, 0, r_max) / P0;
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end
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@@ -1,4 +1,5 @@
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% Gaussian TEM00 beam
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% Gaussian TEM00 beam
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function g = gauss(r, r_max, w0)
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function g = gauss(r, w0, r_max)
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g = exp(-2 * r.^2 / w0^2);
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A = (1 - exp(-2*r_max.^2 / w0^2)); % the fraction of power that falls on the pupil of the micro lens
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g = 2 * A * exp(-2 * r.^2 / w0^2);
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end
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end
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@@ -1,4 +0,0 @@
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function peak = gauss_peak(r_max, w0)
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A = (1 - exp(-2*r_max.^2 / w0^2));
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peak = 2*A / (pi * w0^2);
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end
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@@ -12,7 +12,7 @@ load_constants
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% Intensity profile graphics
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% Intensity profile graphics
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rho = linspace(-r_max, r_max, 500);
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rho = linspace(-r_max, r_max, 500);
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I = gauss(rho, r_max, w0);
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I = gauss(rho, w0, r_max);
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I0 = max(I);
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I0 = max(I);
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figure
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figure
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plot(rho, I/I0, 'k')
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plot(rho, I/I0, 'k')
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@@ -21,12 +21,11 @@ xlabel('r, m')
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ylabel('I(r)')
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ylabel('I(r)')
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% Integration
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% Integration
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G0 = gauss_peak(r_max, w0);
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Qres_g = @(y) 1 / (pi * w0^2) * integral2(@(beta, r) r .* gauss(r, w0, r_max) .* ...
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Qres_g = @(y) G0 * integral2(@(beta, r) r .* gauss(r, r_max, w0) .* ...
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iscomplex(qg_y_factor(beta, r, y, n1, n2, Rsp, f)), 0, 2*pi, 0, r_max, ...
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iscomplex(qg_y_factor(beta, r, y, n1, n2, Rsp, f)), 0, 2*pi, 0, r_max, ...
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'Method', 'iterated', 'AbsTol', 1e-8, 'RelTol', 1e-6);
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'Method', 'iterated', 'AbsTol', 1e-8, 'RelTol', 1e-6);
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Qres_s = @(y) G0 * integral2(@(beta, r) r .* gauss(r, r_max, w0) .* ...
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Qres_s = @(y) 1 / (pi * w0^2) * integral2(@(beta, r) r .* gauss(r, w0, r_max) .* ...
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iscomplex(qs_y_factor(beta, r, y, n1, n2, Rsp, f)), 0, 2*pi, 0, r_max, ...
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iscomplex(qs_y_factor(beta, r, y, n1, n2, Rsp, f)), 0, 2*pi, 0, r_max, ...
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'Method', 'iterated', 'AbsTol', 1e-8, 'RelTol', 1e-6);
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'Method', 'iterated', 'AbsTol', 1e-8, 'RelTol', 1e-6);
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