ProjectOnOrbitalsAndSpin = ProjectionGenerator(
spin=UpDownProjection, l_quantum_numbers=True, m_quantum_numbers=True)
fat_bandstructure = FatBandstructure(
configuration=bulk_configuration,
route=['G', 'X', 'W', 'L', 'G', 'K', 'X', 'U', 'W', 'K', 'L'],
points_per_segment=20,
bands_above_fermi_level=All,
projections=ProjectOnOrbitalsAndSpin
)