bands_hessian_mesh

property ElectronicBandStructure.bands_hessian_mesh

Bands hessian mesh is a numpy array that stores each band hessian in a mesh grid. Shape = [3,3,n_bands,n_spin,n_kx,n_ky,n_kz], where the first and second dimension represent d/dx,d/dy,d/dz

Returns:

Bands hessian mesh is a numpy array that stores each band hessian in a mesh grid. Shape = [3,3,n_bands,n_spin,n_kx,n_ky,n_kz], where the first and second dimension represent d/dx,d/dy,d/dz

Return type:

np.ndarray