tightbinder.modifiers.apply_constant_electric_field# apply_constant_electric_field(system, intensity, axis)[source]# Routine to apply a constant electric field to a Hamiltonian, along the specified axis. Modifies on-site energies of the atoms of the system according to their positions. Parameters: system (System) – System object intensity (float) – Amplitude of applied electric field axis (str) – String Return type: System Returns: System object