Demonstration of transport of a patterned electron beam produced by diamond pyramid cathode in an rf gun KE Nichols, HL Andrews, D Kim, EI Simakov, M Conde, DS Doran, G Ha, ...
Applied Physics Letters 116 (2), 2020
12 2020 Shaped beams from diamond field-emitter array cathodes H Andrews, K Nichols, D Kim, EI Simakov, S Antipov, G Chen, M Conde, ...
IEEE Transactions on Plasma Science 48 (7), 2671-2675, 2020
10 2020 Emittance Effects on Gain in -Band TWTs BE Carlsten, KE Nichols, DY Shchegolkov, EI Simakov
IEEE Transactions on Electron Devices 63 (11), 4493-4498, 2016
8 2016 An investigation of electron beam divergence from a single DFEA emitter tip HL Andrews, BK Choi, RL Fleming, D Kim, JW Lewellen, KE Nichols, ...
Proceedings of the 9th International Particle Accelerator Conference, 4662-4664, 2018
7 2018 Analysis of quadrupole focusing lattices for electron beam transport in traveling-wave tubes K Nichols, B Carlsten, E Schamiloglu
IEEE Transactions on Electron Devices 61 (6), 1865-1870, 2014
7 2014 Divergence study and emittance measurements for the electron beam emitted from a diamond pyramid D Kim, HL Andrews, BK Choi, RL Fleming, CK Huang, TJT Kwan, ...
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2020
5 2020 Multipactor coating for sapphire RF windows using remote plasma-assisted deposition RL Ives, D Zeller, G Lucovsky, E Schamiloglu, D Marsden, G Collins, ...
IEEE Transactions on Plasma Science 43 (8), 2571-2580, 2015
5 2015 Study of the beam divergence in diamond field emitter array cathodes D Kim, HL Andrews, RL Fleming, JL Lewellen, K Nichols, V Pavlenko, ...
2018 IEEE Advanced Accelerator Concepts Workshop (AAC), 1-4, 2018
4 2018 Current experimental work with diamond field-emitter array cathodes HL Andrews, BK Choi, RL Fleming, JL Lewellen, K Nichols, ...
Proc. 38th Int. Free Electron Laser Conf.(FEL’17), 442-445, 2017
4 2017 Experimental results of dense array diamond field emitters in rf gun KE Nichols, HL Andrews, D Kim, EI Simakov, S Antipov, G Chen, ...
IPAC19 Conference Proceedings, 2019
3 2019 Modeling of diamond field emitter arrays for shaped electron beam production KE Nichols, HL Andrews, DY Shchegolkov, EI Simakov
Proc. 9th Int. Particle Accelerator Conf.(IPAC’18), 4668-4670, 2018
3 2018 A simple variable focus lens for field-emitter cathodes RL Fleming, HL Andrews, KA Bishofberger, D Kim, JL Lewellen, K Nichols, ...
2018 IEEE Advanced Accelerator Concepts Workshop (AAC), 1-5, 2018
3 2018 Design of a ceramic enhanced normal conducting standing wave accelerator structure for higher shunt impedance J Upadhyay, H Xu, K Nichols, JW Lewellen
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2022
2 2022 Ceramics Evaluation for MW-Power Coaxial Windows, Operating in UHF Frequency Range SV Kutsaev, RB Agustsson, PR Carriere, AA Haase, TW Hall, D Kim, ...
SLAC National Accelerator Lab., Menlo Park, CA (United States), 2022
2 2022 Variable-focus magnetostatic lens J Lewellen, K Nichols, H Andrews, R Fleming
US Patent 10,998,158, 2021
2 2021 Development of a wideband Ka-band dielectric-loaded Traveling-Wave Tube B Carlsten, R Fleming, F Krawczyk, Q Marksteiner, K Nichols, W Romero, ...
2018 IEEE International Vacuum Electronics Conference (IVEC), 57-58, 2018
2 2018 Bi-resonant klynac BE Carlsten, KE Nichols
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2018
2 2018 Modeling of diamond field-emitter arrays for high-brightness photocathode applications CK Huang, HL Andrews, BK Choi, RL Fleming, TJT Kwan, JW Lewellen, ...
Proceedings of the 38th International Free Electron Laser Conference, 446-449, 2017
2 2017 Stability of a bi-resonant klynac BE Carlsten, KE Nichols, JM Potter
2016 IEEE International Vacuum Electronics Conference (IVEC), 1-2, 2016
2 2016 Fabrication of ceramic structures for mm-wave traveling wave tubes EI Simakov, BE Carlsten, F Fierro, FL Krawczyk, K Nichols, JA Oertel, ...
2016 IEEE International Vacuum Electronics Conference (IVEC), 1-2, 2016
2 2016