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1;
load './cached/total_lin_relative_transmission_vs_theta.mat' ;
% let's create sideband transmission vs angle vectors
% 1st of all we need to create matrix instead of a vector
% with rows corresponding to absorption for each sideband
% and columns to each phi angle
N_detunings=length(detuning_freq);
N_angles=length(thetas);
transmission_matrix=reshape(total_relative_transmission, N_detunings, N_angles);
% the last sideband is not in two-photon resonance
% we use it as a reference for background transmission
background_vector=transmission_matrix(N_detunings,:);
background_transmission=repmat( background_vector , N_detunings, 1);
transmission_matrix=-background_transmission+transmission_matrix;
line_colors= [ ...
[ 0, 0, 1]; ...
[ 1, 0, 0]; ...
[ 0, 1, 0]; ...
[ 0, 0, 0]; ...
[ 0, 0.8, 0]; ...
[ 1, 0, 1]; ...
[ 0, 0, .6] ...
];
figure(1);
if (~exist('keep','var') || ~keep)
clf();
end
hold off;
labels={};
for i=1:N_detunings-1
%we will skip the very last row since it the reference transmission
zoom_factor=1;
%plot_style=strcat("-", num2str(i));
%plot( thetas, zoom_factor*(transmission_matrix(i,:)), plot_style);
labels = {labels{:}, strcat("a_{", num2str(i-4), "}")};
line( thetas, zoom_factor*(transmission_matrix(i,:)), "color", line_colors(i,:) );
hold on;
endfor
set(gca, 'XTick', [0,pi/4, pi/2, 3*pi/4, pi])
set(gca, 'XTickLabel', {'0', '\pi/4', '\pi/2', '3\pi/4', '\pi'})
title("Relative sidebands amplitudes");
xlabel('Angle \theta between B-field and light propagation direction');
ylabel("Amplitude");
legend(labels);
print('compass_lin_sidebands_vs_theta.png')
hold off;
figure(2)
if (~exist('keep','var') || ~keep)
clf();
end
% resonance -3 -2 -1 0 1 2 3
% index 1 2 3 4 5 6 7
j=4; k= 3;
j=6; k= 7;
j=4; k= 7;
% plotting parametric line of a sideband amplitude (j) vs another one (k)
z = zeros(1,N_angles);
col = thetas; % This is the color, vary with x in this case.
peak_1 = (transmission_matrix(j,:));
peak_2 = (transmission_matrix(k,:));
peak_3 = (transmission_matrix(6,:));
x_combo = peak_2./(peak_1+peak_2);
y_combo = peak_1./(peak_1+peak_2);
eps=1e-5;
ind= abs(peak_1+peak_2)<eps;
x_combo(ind)=1;
y_combo(ind)=0;
%x_combo = peak_1;
%y_combo = peak_2;
ind=thetas<=pi/2;
surface([x_combo(ind);x_combo(ind)], ...
[y_combo(ind);y_combo(ind)], ...
[z(ind);z(ind)],[col(ind);col(ind)],...
'facecol','no',...
'edgecol','interp',...
'linew',2);
%surface([x_combo;x_combo], ...
%[y_combo;y_combo], ...
%[z;z],[col;col],...
%'facecol','no',...
%'edgecol','interp',...
%'linew',2);
%plot(zoom_factor*(transmission_matrix(j,:)), zoom_factor*(transmission_matrix(k,:)))
%xlabel( labels{j});
%ylabel( labels{k});
xlabel('Sideband ratio: a_3/(a_0+a_3)');
ylabel('Sideband ratio: a_0/(a_0+a_3)');
%clabel('\theta');
cbh=colorbar;
ceps=4e-2; % somehow it does not show if it is flashed
set(cbh,'YTick', [0,pi/4, pi/2-ceps]); % y octave uses YTick for colorbar?
set(cbh,'YTickLabel', {'0', '\pi/4', '\pi/2'})
title(cbh,'\theta')
%set(gca, 'ZTick', [0,pi/4, pi/2, 3*pi/4, pi])
%set(gca, 'ZTickLabel', {'0', '\pi/4', '\pi/2', '3\pi/4', '\pi'})
%colorbar('Ticks',[0, pi/2, pi], 'TicksLabels', ['0', '\pi/2', '\pi'])
%ctickslabel(['0', '\pi/2', '\pi'])
title('Phase diagram for different \theta');
print('compass_lin_sidebands_phase_diagram_vs_theta.png')
figure(3)
if (~exist('keep','var') || ~keep)
clf();
end
hold all;
plot(thetas, (x_combo))
set(gca, 'XTick', [0,pi/4, pi/2, 3*pi/4, pi])
set(gca, 'XTickLabel', {'0', '\pi/4', '\pi/2', '3\pi/4', '\pi'})
title('Sideband ratio: a_3/(a_0+a_3)');
xlabel('Angle \theta between B-field and light propagation direction');
ylabel('Ratio');
ylim([0:1]);
print('compass_lin_sidebands_ratio_vs_theta.png')
% vim: ts=2:sw=2:fdm=indent
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