2 papers
cond-mat.mtrl-sci2024
Strategy for Direct Detection of Chiral Phonons with Phase-Structured Free Electrons
Marc R. Bourgeois, Andrew W. Rossi, David J. Masiello
Chiral phonons possessing valley pseudo angular momentum (PAM) underlie a diversity of quantum phenomena of fundamental and applied importance, but are challenging to probe directl…
cond-mat.mtrl-sci2024
Probing the Polarization of Low-Energy Excitations in 2D Materials from Atomic Crystals to Nanophotonic Arrays using Momentum-Resolved Electron Energy Loss Spectroscopy
Andrew W. Rossi, Marc R. Bourgeois, Caleb Walton +1
Spectroscopies utilizing free electron beams as probes offer detailed information on the reciprocal-space excitations of 2D materials such as graphene and transition metal dichalco…