High-Gain 500-GHz InP HBT Power Amplifiers. - Jerome Cheron; Rob D. Jones; Richard A. Chamberlin; Dylan F. Williams; Miguel E. Urteaga; Kassiopeia A. Smith; Nicholas R. Jungwirth; Bryan T. L. Bosworth; Christian J. Long; Nathan D. Orloff; Peter H. Aaen; Ari D. Feldman (BCICTS, 2021)