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  • Kevin Ronald
2018
Open Access
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19 Downloads (Pure)
Open Access
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15 Downloads (Pure)
2017

Investigation of frequency-selective surfaces for a THz gyromultiplier output system

Li, X., Liu, X., Ronald, K., He, W., Zeng, Y., Alfadhl, Y., Donnan, R., Cross, A. & Chen, X., 30 Nov 2017, In : IEEE Transactions on Electron Devices. 64, 11, p. 4678-4685 8 p.

Research output: Contribution to journalArticle

Open Access
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4 Citations (Scopus)
13 Downloads (Pure)
2016

Developments of a W-band gyro-TWA for high PRF operation

He, W., Donaldson, C. R., Zhang, L., McElhinney, P., Garner, J., Ronald, K., Cross, A. W. & Phelps, A. D. R., 28 Apr 2016, 2015 8th UK, Europe, China Millimeter Waves and THz Technology Workshop, UCMMT 2015. Piscataway, 2 p. 7460612

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
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44 Downloads (Pure)

High pulse repetition frequency operation of a W-band Gyro-TWA based on a cusp electron beam source

He, W., Donaldson, C. R., Zhang, L., McElhinney, P., Yin, H., Garner, J., Ronald, K., Cross, A. W. & Phelps, A. D. R., 1 Dec 2016, 41st International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2016. Piscataway, 7758427. (Proceedings International Conference on Infrared, Millimeter, and Terahertz Waves).

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
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2 Citations (Scopus)
37 Downloads (Pure)
2017

Design and experiment of a broadband W-band gyro-TWA based on a helically corrugated interaction region

He, W., Donaldson, C. R., Zhang, L., McElhinney, P., Yin, H., Garner, J., Ronald, K., Cross, A. W. & Phelps, A. D. R., 12 Oct 2017, 2017 42nd International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2017. Piscataway, NJ.: IEEE, 2 p. 8067027

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
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1 Citation (Scopus)
12 Downloads (Pure)
2016

Upgrade of a W-band gyro-TWA for cloud radar application

He, W., Donaldson, C. R., Zhang, L., McElhinney, P., Yin, H., Garner, J. R., Ronald, K., Cross, A. W. & Phelps, A. D. R., 26 May 2016, IET Colloquium on Millimetre-Wave and Terahertz Engineering & Technology 2016. London, 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
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6 Downloads (Pure)

Compact millimetre wave and terahertz radiation sources driven by pseudospark-generated electron beam

Yin, H., Cross, A. W., Zhang, L., He, W., Bowes, D., Ronald, K. & Phelps, A. D. R., 31 Mar 2016, IET Colloquium on Millimetre-Wave and Terahertz Engineering & Technology 2016. Stevenage

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
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28 Downloads (Pure)
2017

Measurement of a W-band gyro-TWA experiment based on a helically corrugated interaction region

He, W., Donaldson, C. R., Zhang, L., McElhinney, P., Garner, J., Ronald, K., Cross, A. W. & Phelps, A. D. R., 24 Apr 2017, p. 1-2. 2 p.

Research output: Contribution to conferencePaper

Open Access
File
1 Citation (Scopus)
47 Downloads (Pure)

Study of millimetre wave extended interaction oscillation using pseudospark-sourced E-beams

Cross, A. W., Yin, H., Zhang, L., He, W., Shu, G., Zhao, J., Yin, Y., Ronald, K. & Phelps, A. D. R., 21 Dec 2017, 2017 47th European Microwave Conference. Piscataway, NJ: IEEE, p. 560-563 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
2018

Design of a Ka-band microwave undulator

Zhang, L., He, W., Clarke, J., Ronald, K., Phelps, A. D. R. & Cross, A. W., 5 Sep 2018, p. 1-2. 2 p.

Research output: Contribution to conferencePaper

Open Access
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14 Downloads (Pure)
2017

Investigation of millimeter wave extended interaction oscillation using improved pseudospark-sourced electron beams

Yin, H., Zhang, L., He, W., Shu, G., Zhao, J., Yin, Y., Ronald, K., Phelps, A. D. R. & Cross, A. W., 16 Oct 2017, 2017 42nd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). Piscataway, NJ: IEEE, 2 p. 8066852

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
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9 Downloads (Pure)
2018

Periodic GW level microwave pulses in X-band from a combination of a relativistic backward wave oscillator and a helical waveguide compressor

Macinnes, P., Bratman, V. L., Zhang, L., Denisov, G. G., He, W., Kolganov, N. G., Mcstravick, M., Mishakin, S. V., Robertson, C. W., Samsonov, S. V., Whyte, C. G., Young, A. R., Ronald, K., Phelps, A. D. R. & Cross, A. W., 13 Feb 2018, 2017 IEEE 21st International Conference on Pulsed Power, PPC. Piscataway, N.J.: IEEE, 4 p. 8291306

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
9 Downloads (Pure)
2017

W-band extended interaction oscillations using post-accelerated pseudospark-sourced electron beams

Cross, A. W., Yin, H., He, W., Zhang, L., Ronald, K., Phelps, A. D. R., Chen, X., Shu, G., Yin, Y. & Zhao, J., 16 Oct 2017, 2017 10th UK-Europe-China Workshop on Millimetre Waves and Terahertz Technologies, UCMMT 2017. Piscataway, NJ: IEEE, 4 p. 8068484

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
7 Downloads (Pure)
Open Access
File
49 Citations (Scopus)
41 Downloads (Pure)
2018

Apparatus for investigating non-linear microwave interactions in magnetised plasma

Ronald, K., Phelps, A. D. R., Cairns, R. A., Bingham, R., Eliasson, B., Koepke, M. E., Cross, A. W., Speirs, D. C., Robertson, C. W. & Whyte, C. G., 31 Oct 2018, 45th EPS Conference on Plasma Physics (EPS 2018) . Coda, S., Lapenta, G., Michaut, C., Berndt, J., Mantsinen, M. & Weber, S. (eds.). p. 961-964 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
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17 Downloads (Pure)
2017

Lattice design and expected performance of the muon ionization cooling experiment demonstration of ionization cooling

The MICE collaboration, 19 Jun 2017, In : Physical Review Accelerators and Beams. 20, 6, 11 p., 063501.

Research output: Contribution to journalArticle

Open Access
File
3 Citations (Scopus)
15 Downloads (Pure)
2016

Numerical simulations of astrophysical cyclotron-maser emission

Speirs, D. C., Bingham, R., Ronald, K., Phelps, A. D. R., McConville, S. L., Gillespie, K. M., Cairns, R. A., Kellett, B. J., Vorgul, I. & Cross, A. W., 1 Dec 2016, 42nd European Physical Society Conference on Plasma Physics, EPS 2015. Vol. 39E. 4 p. P5.405

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
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6 Downloads (Pure)
2018

Periodic structures manufactured by 3D printing for electron beam excitation of high power microwave sources

Phipps, A. R., Maclachlan, A. J., Zhang, L., Robertson, C. R., Konoplev, I. V., Ronald, K., Phelps, A. D. R. & Cross, A. W., 15 Feb 2018, 2017 IEEE 21st International Conference on Pulsed Power. Piscataway, NJ: IEEE, 4 p. 8291307

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
2 Downloads (Pure)

Millimeter-wave periodic surface lattices for mode control in vacuum electronic sources

MacLachlan, A. J., Phipps, A. R., Robertson, C. W., Konoplev, I. V., Ronald, K., Cross, A. W. & Phelps, A. D. R., 9 Feb 2018, IVEC 2017 - 18th International Vacuum Electronics Conference. Piscataway, NJ.: IEEE, Vol. 2018-January. p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
8 Downloads (Pure)
2016

A dual-frequency quasi-optical output system for a THz gyro-multiplier

Li, X., Liu, X., Alfadhl, Y., Ronald, K., He, W., Cross, A. & Chen, X., 30 Sep 2016, In : IEEE Transactions on Terahertz Science & Technology. 6, 5, p. 674-681 8 p.

Research output: Contribution to journalArticle

Open Access
File
9 Citations (Scopus)
11 Downloads (Pure)
2018

Measurements of structures for vacuum electronic sources manufactured by 3D printing

Phipps, A. R., MacLachlan, A. J., Robertson, C. W., Ronald, K., Cross, A. W. & Phelps, A. D. R., 9 Feb 2018, IVEC 2017 - 18th International Vacuum Electronics Conference. IEEE, Vol. 2018-January. p. 1-2 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
9 Downloads (Pure)

Amplification of W-band multi-frequency signals using a gyro-TWA

He, W., Donaldson, C. R., Zhang, L., Cain, P., Yin, H., Ronald, K., Cross, A. W. & Phelps, A. D. R., 29 Oct 2018, 2018 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). Piscataway, NJ.: IEEE, 2 p. 8510108

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
11 Downloads (Pure)
2017

Development of high power broadband gyro-TWAs towards the terahertz range

He, W., Donaldson, C. R., Zhang, L., McElhinney, P., Yin, H., Garner, J. R., Ronald, K., Cross, A. W. & Phelps, A. D. R., 7 Mar 2017, 2016 IEEE 9th UK-Europe-China Workshop on Millimetre Waves and Terahertz Technologies (UCMMT). Piscataway, NJ: IEEE, p. 15-17 3 p. 7873946

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
2016

Microwave coupler for W-band micro re-entrant square cavities

Paoloni, C., Mineo, M., Yin, H., Zhang, L., He, W., Robertson, C. W., Ronald, K., Phelps, A. D. R. & Cross, A. W., 15 May 2016, In : IET Microwaves, Antennas & Propagation. 10, 7, p. 764-769 6 p.

Research output: Contribution to journalArticle

Open Access
File
3 Citations (Scopus)
72 Downloads (Pure)
2020

Study of a 0.35 THz extended interaction oscillator driven by a pseudospark-sourced sheet electron beam

Xie, J., Zhang, L., Yin, H., He, W., Ronald, K., Phelps, A. D. R., Chen, X., Zhang, J., Alfadhl, Y., Yuan, X., Meng, L. & Cross, A. W., 29 Feb 2020, In : IEEE Transactions on Electron Devices. 67, 2, p. 652-658 7 p.

Research output: Contribution to journalArticle

Open Access
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10 Downloads (Pure)
2018

Microwave undulator using a helically corrugated waveguide

Zhang, L., He, W., Clarke, J., Ronald, K., Phelps, A. D. R. & Cross, A. W., 31 Dec 2018, In : IEEE Transactions on Electron Devices. 65, 12, p. 5499-5504 6 p.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
32 Downloads (Pure)
2016

Design of frequency selective surfaces for a gyro-multiplier output system

Li, X., Liu, X., Alfadhl, Y., Chen, X., He, W., Ronald, K. & Cross, A., 8 Sep 2016, 2016 IEEE International Vacuum Electronics Conference, IVEC 2016. 2 p. 7561799

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
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24 Downloads (Pure)
2020

Theoretical study of a W-band-covering frequency tunable gyrotron

Li, F., Du, C., Gao, Z., Pan, S., Zhang, L., Liu, P., Ronald, K. & Cross, A. W., 29 Feb 2020, In : IEEE Transactions on Electron Devices. 67, 2, p. 659-666 8 p., 8945210.

Research output: Contribution to journalArticle

Open Access
File
1 Downloads (Pure)

Demonstration of cooling by the Muon Ionization Cooling Experiment

The MICE collaboration, Bogomilov, M., Ronald, K., Young, A., Chatzitheodoridis, G. & Dick, A. J., 5 Feb 2020, In : Nature. 578, p. 53-59 7 p.

Research output: Contribution to journalArticle

Open Access
File
4 Citations (Scopus)
2 Downloads (Pure)
2017

Laboratory experiments simulating electron cyclotron masers in space

Ronald, K., Speirs, D. C., King, M., Heelis, T., McConville, S. L., Gillespie, K. M., Bingham, R., Robertson, C. W., Cross, A. W. & Phelps, A. D. R., 4 Aug 2017, In : EPJ Web of Conferences. 149, 2 p., 03015.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
27 Downloads (Pure)

RF system for the MICE demonstration of ionization cooling

Ronald, K., Whyte, C. G., Dick, A. J., Young, A. R., Li, D., DeMello, A. J., Lambert, A. R., Luo, T., Anderson, T., Bowring, D., Bross, A., Moretti, A., Pasquinelli, R., Peterson, D., Popovic, M., Schultz, R., Volk, J., Torun, Y., Hanlet, P., Freemire, B. & 12 others, Moss, A., Dumbell, K., Grant, A., White, C., Griffiths, S., Stanley, T., Anderson, R., Alsari, S., Long, K., Kurup, A., Summers, D. & Smith, P. J., 14 Sep 2017. 2 p.

Research output: Contribution to conferencePaper

Open Access
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9 Downloads (Pure)
2020
2017

Computer simulation of the sheath and the adjacent plasma in the presence of a plasma source

Shustin, E. G., Tarakanov, V. P. & Ronald, K., 1 Jan 2017, In : Vacuum. 135, p. 1-6 6 p.

Research output: Contribution to journalArticle

Open Access
File
4 Citations (Scopus)
84 Downloads (Pure)

Compact sub-terahertz radiation sources driven by pseudospark-produced electron beams

Cross, A. W., He, W., Zhang, L., Yin, H., Bowes, D., Ronald, K., Phelps, A. D. R., Li, D., Chen, X., Yin, Y., Shu, G., Liu, G. & Zhao, J., 9 Mar 2017, 2016 IEEE 9th UK-Europe-China Workshop on Millimetre Waves and Terahertz Technologies (UCMMT). Piscataway, N.J., 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
49 Downloads (Pure)
2016

Applications of Pseudospark produced electron beams in millimetre wave radiation sources

Cross, A. W., He, W., Zhang, L., Yin, H., Bowes, D., Ronald, K., Phelps, A. D. R., Yin, Y., Liu, G., Li, D. & Chen, X., 26 Apr 2016, 2015 8th UK, Europe, China Millimeter Waves and THz Technology Workshop, UCMMT 2015. Piscataway, 4 p. 7460609

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
50 Downloads (Pure)

Experimental test of a W-band gyro-TWA for cloud radar applications

He, W., Donaldson, C. R., Zhang, L., McElhinney, P., Yin, H., Garner, J. R., Ronald, K., Cross, A. W. & Phelps, A. D. R., 4 Oct 2016, 2016 46th European Microwave Conference (EuMC). Piscataway, N.J.: IEEE, p. 1099-1102 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
3 Citations (Scopus)
6 Downloads (Pure)
2018

Design of a Ka-band MW-level high efficiency gyroklystron for accelerators

Wang, L., Dong, K., He, W., Wang, J., Luo, Y., Cross, A. W., Ronald, K. & Phelps, A. D. R., 12 Sep 2018, In : IET Microwaves, Antennas and Propagation. 12, 11, p. 1752-1757 6 p.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
13 Downloads (Pure)

High-power gyro-klystrons for acceleration applications

Zhang, L., Wang, L., Nix, L., Dong, K., He, W., Cross, A., Ronald, K. & Phelps, A., 4 Jun 2018.

Research output: Contribution to conferenceSpeech

Open Access
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10 Downloads (Pure)
2017

Design of a Ka-band MW-level high efficiency gyroklystron for accelerators

Wang, L., Dong, K., Wang, J., Luo, Y., He, W., Cross, A. W., Ronald, K. & Phelps, A. D. R., 16 Oct 2017, 2017 10th UK-Europe-China Workshop on Millimetre Waves and Terahertz Technologies, UCMMT 2017. Piscataway, NJ: IEEE, 3 p. 8068506

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
1 Citation (Scopus)
13 Downloads (Pure)
2020
Open Access
File
2 Downloads (Pure)