perturbopy.postproc.utils.spectra_generate_pulse

Utils for ultrafast spectroscopy: pump pulse generation.

Functions

delta_occs_pulse_coef

Additional occupation due to the pulse excitation.

fwhm_from_sigma

Comupte FWHM from Gaussian sigma.

gaussian_excitation

The Gaussian pulse excitation for the Perturbo dynamics.

setup_pump_pulse

Setup the Gaussian pump pulse excitation for electrons and holes.

sigma_from_fwhm

Comupte Gaussian sigma from the Full Width at Half Maximum (FWHM) parameter: .. math:: f(t) = A / ( sigma * sqrt(2pi)) exp(-(t-t0)^2 / (2sigma^2)).