Fig. 5: The figures show the optical vibrational eigenvector modes and their corresponding symmetry subgroups for Sc2B2 (modes 4-12) and Sc2B2H (modes 4-15).
From: High-Tc 2D ambient BCS superconductors in hydrogenated transition-metal borides
From: High-Tc 2D ambient BCS superconductors in hydrogenated transition-metal borides