Fig. 4: Disorder robustness of orbital-induced TI.
From: Orbital topological edge states and phase transitions in one-dimensional acoustic resonator chains
a Illustration of an aperiodic orbital lattice. b Fabricated sample. c Energy spectra for 50 different aperiodic lattices with the randomly chosen bonding angles. d Measured amplitude spectra for different orbital excitations. Source data are provided as a Source Data file.
