stores the physical units for the Hamiltonian

Default values are meV, T, Å and K for energy, magnetic field, length and temperature, respectively.

Sub fields

kB
Boltzmann constant, default value is 0.0862 meV/K.
muB
Bohr magneton, default values is 0.0579 meV/T.
mu0
Vacuum permeability, default value is 201.335431 TÅ/meV.
label
Labels for distance, energy, magnetic field and temperature stored in a cell with dimensions .
nformula
Number of formula units in the unit cell.
qmat
Transformation matrix that converts the given values into the internal reciprocal lattice. The matrix has dimensions of .