qtcad.device.pauli module

Pauli Matrices.

Constants:
  • sigma_x\(2\times 2\) spin-\(1/2\) Pauli matrix \(\sigma_x\)

  • sigma_y\(2\times 2\) spin-\(1/2\) Pauli matrix \(\sigma_y\)

  • sigma_z\(2\times 2\) spin-\(1/2\) Pauli matrix \(\sigma_z\)

  • sigma_vec – The vector of \(2\times2\) Pauli matrices, \(\boldsymbol{\sigma} = (\sigma_x, \sigma_y, \sigma_z)\)

  • J_x\(4\times4\) spin-\(3/2\) Pauli matrix \(J_x\)

  • J_y\(4\times4\) spin-\(3/2\) Pauli matrix \(J_y\)

  • J_z\(4\times4\) spin-\(3/2\) Pauli matrix \(J_z\)

  • J_3_x\(J_x^3\)

  • J_3_y\(J_y^3\)

  • J_3_z\(J_z^3\)

  • J_vec – The vector of \(4\times4\) spin-3/2 Pauli matrices, \(\boldsymbol{J} = (J_x, J_y, J_z)\)

  • J_3_vec\(\mathbf {\cal J} = (J_x^3, J_y^3, J_z^3)\)