17 Papers
79 Citations
Alex Burke is an academic researcher from Science Applications International Corporation. The author has contributed to research in topics: Klystron & Beam (structure). The author has an hindex of 6, co-authored 17 publications.
Chat about Author
Papers
Extended Interaction Klystrons for terahertz power amplifiers
David Chernin,Alex Burke,Igor A. Chernyavskiy,John Petillo,Albert Roitman Peter Horoyski,Mark Hyttinen,Richard Dobbs,Dave Berry,Monica Blank,Khanh T. Nguyen,Vadim Jabotinsky,Edward L. Wright,Dean E. Pershing,Jeffrey P. Calame,Baruch Levush,Todd Gaier,Anders Skalare,N. Scott Barker,Robert M. Weikle,John H. Booske +19 more
- 20 Jun 2010
TL;DR: The challenges and some novel approaches to the development of EIKs operating terahertz frequencies, while simultaneously meeting demanding requirements for output power, gain, bandwidth, and efficiency are described.
27
Design and fabrication of terahertz Extended Interaction Klystrons
Richard Dobbs,A. Roitman,Peter Horoyski,Mark Hyttinen,Dan Sweeney,B. Steer,Khanh T. Nguyen,Edward L. Wright,David Chernin,Alex Burke,Jeffrey P. Calame,Baruch Levush,N. Scott Barker,John H. Booske,Monica Blank +14 more
- 28 Oct 2010
TL;DR: In this paper, the development of new terahertz power amplifiers at 0.67, 0.85 and 1.03 THz presents significant challenges in both design and fabrication.
25
15.4: Design of terahertz Extended Interaction Klystrons
Khanh T. Nguyen,Edward L. Wright,Vadim Jabotinski,Dean E. Pershing,Lars D. Ludeking,Peter Horoyski,A. Roitman,Richard Dobbs,Mark Hyttinen,Dave Berry,David Chernin,Alex Burke,John Petillo,Jeffrey P. Calame,Baruch Levush,John Pasour +15 more
- 18 May 2010
TL;DR: In this article, a 0.67 THz Extended-Interaction Klystron (EIK) was designed to achieve a peak power of ∼0.5W with gain of ∼23 dB over an instantaneous bandwidth of 15 GHz.
20
12.3: Extended Interaction Klystrons for terahertz power amplifiers
David Chernin,Alex Burke,Igor A. Chernyavskiy,John Petillo,Richard Dobbs,A. Roitman,Peter Horoyski,Mark Hyttinen,Dave Berry,Monica Blank,Khanh T. Nguyen,Vadim Jabotinsky,Dean E. Pershing,Edward L. Wright,Jeffrey P. Calame,Baruch Levush,Jeff Neilson,Todd Gaier,Anders Skalare,N. Scott Barker,Robert M. Weikle,John H. Booske +21 more
- 18 May 2010
TL;DR: In this paper, the authors describe the challenges and some novel approaches to the development of EIKs operating at 670, 850 and 1030 GHz, while simultaneously meeting demanding requirements for output power, gain, bandwidth, and efficiency.
14
Design of a wideband high-power W-band serpentine TWT
Khanh T. Nguyen,Lars D. Ludeking,Alan M. Cook,Simon J. Cooke,Colin D. Joye,Jeffrey P. Calame,Alex Burke,Edward L. Wright,Dean E. Pershing,John Pasour,John Petillo,Alexander N. Vlasov,David Chernin,David K. Abe,Baruch Levush +14 more
- 21 May 2013
TL;DR: In this article, the design of a W-band serpentine TWT with >200 W of power over a 4 GHz bandwidth (>100 W over 7 GHz) is presented, driven by a 122mA, 20 kV electron beam generated by a modified version of the demonstrated 670 GHz beamstick at a reduced magnetic field.
10