But finding a reliable, phase-accurate fapbi3.cif file is surprisingly non-trivial. Why? Because FAPbI₃ exists in multiple polymorphs (primarily cubic α-phase and hexagonal δ-phase), and its structure is highly sensitive to temperature and lattice strain.
A CIF file ( .cif ) is the universal standard for archiving crystal structures. It contains machine-readable and human-readable metadata, including: fapbi3 cif file
data_FAPbI3_cubic _audit_creation_method 'generated by VESTA' _cell_length_a 6.362 _cell_length_b 6.362 _cell_length_c 6.362 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _space_group_name_H-M_alt 'Pm-3m' _space_group_IT_number 221 But finding a reliable, phase-accurate fapbi3
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