jarvis.analysis.stem.convolution_apprx

Module to simulate STEM images using convoltuin approximation.

Classes

STEMConv

Module to simulate STEM images using convoltuin approximation.

Module Contents

class jarvis.analysis.stem.convolution_apprx.STEMConv(atoms=None, output_size=[50, 50], power_factor=1.7, gaussian_width=0.5, lorentzian_width=0.5, intensity_ratio=0.5, nbins=100, tol=0.5, crop=False)

Bases: object

Module to simulate STEM images using convoltuin approximation.

atoms = None

output_size = [50, 50]

power_factor = 1.7

gaussian_width = 0.5

lorentzian_width = 0.5

intensity_ratio = 0.5

nbins = 100

tol = 0.5

crop = False

superpose_deltas(positions, array)

Superpose deltas.

simulate_surface(atoms: jarvis.core.atoms.Atoms, px_scale: float = 0.2, eps: float = 0.6, rot: float = 0, shift: List = [0, 0])

Simulate a STEM image.

atoms: jarvis.core.Atoms material slab px_scale: pixel size in angstroms/px eps: tolerance factor (angstroms) for rendering atoms outside the field of view rot: rotation about the image center (degrees) shift: rigid translation of field of view [dx, dy] (angstroms)