TY - RPRT TI - High efficiency RF sources developments AU - Ives, R. Lawrence [Calabazas Creek Research, Inc., San Mateo, CA (United States); Calabazas Creek Research, Inc.] (ORCID:0000000276395024) AU - Read, Michael [Calabazas Creek Research, Inc., San Mateo, CA (United States)] (ORCID:0000000157674469) AU - Bui, Thuc [Calabazas Creek Research, Inc., San Mateo, CA (United States)] (ORCID:0009000550807173) AU - Marsden, David [Calabazas Creek Research, Inc., San Mateo, CA (United States)] AU - Collins, George [Calabazas Creek Research, Inc., San Mateo, CA (United States)] AU - Chase, Brian [Fermi National Accelerator Laboratory (FNAL), Batavia, IL (United States)] AU - Reid, John [Fermi National Accelerator Laboratory (FNAL), Batavia, IL (United States)] AU - Walker, Chris [CPI Electron Device Business, Beverley, MA (United States)] AU - Conant, Jeff [CPI Electron Device Business, Beverley, MA (United States)] AU - Ho, Ricky [Microwave Power Products, Inc., Palo Alto, CA (United States)] AU - Potter, Jim [JP Accelerator Works, Inc., Los Alamos, NM (United States)] AU - Higgins, Leroy [Microwave Power Products, Inc., Palo Alto, CA (United States)] AU - Jensen, Aaron [Leidos, Inc., Reston, VA (United States)] AU - Freund, Henry [Calabazas Creek Research, Inc., San Mateo, CA (United States)] (ORCID:0000000222238760) PY - 2025 DO - 10.1016/j.nima.2025.170360 UR - https://www.osti.gov/biblio/2536692 ID - 2536692 ER -