Difference between revisions of "Orientation.m"

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==See also==
 
==See also==
 
[[hamiltonian.m]], [[operator.m]], [[wigner.m]], [[irr_sph_ten.m]]
 
[[hamiltonian.m]], [[operator.m]], [[wigner.m]], [[irr_sph_ten.m]]
−
 
  
 
''Version 2.2, authors: [[Ilya Kuprov]]''
 
''Version 2.2, authors: [[Ilya Kuprov]]''

Revision as of 12:27, 25 April 2026

Anisotropic part of the Hamiltonian for a specific spin system orientation.

Syntax

    H=orientation(Q,euler_angles)

Arguments

  Q             -  rotational basis as returned by 
                   hamiltonian.m function

  euler_angles  -  a 1x3 vector specifying Euler 
                   angles (radians) relative to the
                   input orientation

Outputs

    H    -    anisotropic part of the Hamiltonian 
              for the specified Euler angles

Notes

This function may be used in both Hilbert and Liouville space because the H -> [H, ] adjoint map is linear.

See also

hamiltonian.m, operator.m, wigner.m, irr_sph_ten.m

Version 2.2, authors: Ilya Kuprov