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| -rw-r--r-- | basis_transformation.m | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/basis_transformation.m b/basis_transformation.m index 8b8eb04..b62168a 100644 --- a/basis_transformation.m +++ b/basis_transformation.m @@ -42,6 +42,14 @@ function [E_field_x, E_field_y] = rotXpolarization(phi, E_field_linear) E_field_y=sin(phi)*E_field_linear; endfunction +% rotate lin polarized light by angle phi around +% light propagation axis (Z) +function [E_field_x, E_field_y] = rotLinPolarization(phi, E_field_x_old, E_field_y_old) + % important negative frequency behave as they rotate in opposite direction + E_field_x=cos(phi)*E_field_x_old - sin(phi)*E_field_y_old; + E_field_y=sin(phi)*E_field_x_old + cos(phi)*E_field_y_old; +endfunction + % transform x,y,z linearly polarized light in the lab/light system coordinate % to left, right, linear along z atom system of coordinate % atom magnetic field is along new axis Z wich is at angle theta with respect to |