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  • Alan Phelps

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
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7 Downloads (Pure)

W-band Brewster window for a wideband gyro-TWA

Zhang, L., Zhang, Y., He, W., Donaldson, C. R., McElhinney, P., Phelps, A. D. R. & Cross, A. W., 28 Apr 2016, 2015 8th UK, Europe, China Millimeter Waves and THz Technology Workshop, UCMMT 2015. Piscataway, 3 p. 7460584

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

Open Access
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55 Downloads (Pure)
Open Access
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4 Citations (Scopus)
8 Downloads (Pure)
Open Access
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6 Downloads (Pure)

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)

Systematic study of a corrugated waveguide as a microwave undulator

Zhang, L., He, W., Clarke, J., Ronald, K., Phelps, A. D. R. & Cross, A., 31 Jan 2019, In : Journal of Synchrotron Radiation. 26, 1, p. 11-17 7 p.

Research output: Contribution to journalArticle

Open Access
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1 Citation (Scopus)
10 Downloads (Pure)

Surface and volume mode coupling experiments for high power mm-wave sources

MacLachlan, A. J., Phipps, A. R., Robertson, C. W., Konoplev, I. V., 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, N.J., p. 61-63 3 p.

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

Open Access
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5 Downloads (Pure)

Study of the beam profile and position instability of a post-accelerated pseudospark-sourced electron beam

Zhao, J., Yin, H., Zhang, L., Shu, G., He, W., Phelps, A. D. R., Cross, A. W., Pang, L. & Zhang, Q., 3 Mar 2017, (Accepted/In press) In : Physics of Plasmas. 24, 3, 5 p., 033118.

Research output: Contribution to journalArticle

Open Access
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62 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
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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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9 Downloads (Pure)

Study of a 0.2 THz extended interaction oscillator driven by a pseudospark-sourced sheet electron beam

Shu, G., He, W., Zhang, L., Yin, H., Zhao, J., Cross, A. W. & Phelps, A. D. R., 31 Dec 2016, In : IEEE Transactions on Electron Devices. 63, 12, p. 4955-4960 6 p.

Research output: Contribution to journalArticle

Open Access
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24 Citations (Scopus)
66 Downloads (Pure)

Simulation of rectangular TE10 to circular TE11 terahertz mode converters

Garner, J. R., Zhang, L., Donaldson, C. R., Cross, A. W., Phelps, A. D. R. & He, W., 1 Dec 2016, 41st International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2016. Piscataway, 2 p. 7758520. (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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94 Downloads (Pure)

Resonant excitation of volume and surface fields on complex electrodynamic surfaces

MacLachlan, A. J., Robertson, C. W., Konoplev, I. V., Cross, A. W., Phelps, A. D. R. & Ronald, K., 14 Mar 2019, In : Physical Review Applied. 11, 3, 8 p., 034034.

Research output: Contribution to journalArticle

Open Access
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3 Citations (Scopus)
14 Downloads (Pure)

Pseudospark-sourced sheet electron beam for application in high power millimeter wave radiation generation

Yin, H., Shu, G., Zhang, L., He, W., Zhao, J., Phelps, A. D. R. & Cross, A. W., 9 Sep 2018. 2 p.

Research output: Contribution to conferencePaper

Open Access
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7 Downloads (Pure)

Pseudospark excited sub-THz frequency sources

Yin, H., Zhang, L., Yin, Y., Zhao, J., Shu, G., He, W., Cross, A. W. & Phelps, A. D. R., 4 Aug 2017, In : EPJ Web of Conferences. 149, 2 p., 05015.

Research output: Contribution to journalArticle

Open Access
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10 Downloads (Pure)

Progress in microwave to sub-THz sources at Strathclyde

Phelps, A. D. R., 4 Aug 2017, In : EPJ Web of Conferences. 149, 2 p., 04023.

Research output: Contribution to journalArticle

Open Access
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2 Citations (Scopus)
9 Downloads (Pure)

Preliminary design of a G-band extended interaction oscillator driven by a sheet electron beam

Shu, G., He, W., Zhang, L., Yin, H., Cross, A. W. & Phelps, A. D. R., 26 May 2016, IET Colloquium on Millimetre-Wave and Terahertz Engineering & Technology 2016. Stevenage, 3 p.

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

Open Access
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11 Downloads (Pure)

Periodic structure towards the terahertz region manufactured using high resolution 3D printing

Phipps, A. R., MacLachlan, A. J., Zhang, L., Robertson, C. W., Konoplev, I. V., Phelps, A. D. R. & Cross, A. W., 28 Apr 2016, 2015 8th UK, Europe, China Millimeter Waves and THz Technology Workshop, UCMMT 2015. Piscataway, NJ: IEEE, 4 p. 7460622

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

Open Access
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11 Downloads (Pure)

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
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2 Downloads (Pure)

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
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9 Downloads (Pure)

Oversized W-band 2D periodic lattice oscillator

Cross, A. W., MacLachlan, A. J., Robertson, C. W., Zhang, L., Donaldson, C. R., Yin, H., Phelps, A. D. R. & Ronald, K., 27 Jun 2019, 2019 International Vacuum Electronics Conference (IVEC). Piscataway, N.J.: IEEE, 2 p.

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

Open Access
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5 Downloads (Pure)

Output measurements of a highly overmoded W-band source

MacLachlan, A. J., Phipps, A. R., Robertson, C. W., Yin, H., Zhang, L., Cross, A. W. & Phelps, A. D. R., 5 Sep 2018, p. 1-2. 2 p.

Research output: Contribution to conferencePaper

Open Access
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10 Downloads (Pure)

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)

Mode coupling in periodic surface lattice and metamaterial structures for mm-wave and THz applications

MacLachlan, A. J., Robertson, C. W., Ronald, K., Cross, A. W. & Phelps, A. D. R., 30 Jun 2019, In : SN Applied Sciences. 1, 6, 8 p., 613.

Research output: Contribution to journalArticle

Open Access
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13 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
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8 Downloads (Pure)

Millimeter wave extended interaction oscillator based on pseudospark-sourced electron beam

Yin, H., Zhang, L., He, W., Shu, G., Cross, A., Phelps, A. & Yin, Y., 24 Apr 2017, p. 1-2. 2 p.

Research output: Contribution to conferencePaper

Open Access
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47 Downloads (Pure)

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
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1 Citation (Scopus)
32 Downloads (Pure)

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
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3 Citations (Scopus)
72 Downloads (Pure)
Open Access
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19 Downloads (Pure)

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
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8 Downloads (Pure)

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
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1 Citation (Scopus)
47 Downloads (Pure)

Measurement of a high Gaussian-content corrugated horn for a W-band gyro-TWA

Zhang, L., McElhinney, P., Donaldson, C. R., He, W., Phelps, A. D. R. & Cross, A. W., 1 Dec 2016, 41st International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2016. Piscataway, 7758508. (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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33 Downloads (Pure)

Measurement of 30kW output from a W-band source constructed by additive manufacturing

Phipps, A. R., Maclachlan, A. J., Robertson, C. W., Zhang, L., Cross, A. W. & 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. 8068509

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

Open Access
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33 Downloads (Pure)

Maser radiation from collisionless shocks: application to astrophysical jets

Speirs, D. C., Ronald, K., Phelps, A. D. R., Koepke, M. E., Cairns, R. A., Rigby, A., Cruz, F., Trines, R., Bamford, R., Kellett, B. J., Albertazzi, B., Cross, J. E., Fraschetti, F., Graham, P., Kozlowski, P. M., Kuramitsu, Y., Miniati, F., Morita, T., Oliver, M., Reville, B. & 10 others, Sakawa, Y., Sarkar, S., Spindloe, C., Koenig, M., Silva, L. O., Lamb, D. Q., Tzeferacos, P., Lebedev, S., Gregori, G. & Bingham, R., 14 Mar 2019, In : High Power Laser Science and Engineering. 7, 8 p., e17.

Research output: Contribution to journalArticle

Open Access
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6 Downloads (Pure)
Open Access
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4 Downloads (Pure)

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
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1 Citation (Scopus)
27 Downloads (Pure)

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)

Influence of the electrode gap separation on the pseudospark-sourced electron beam generation

Zhao, J., Yin, H., Zhang, L., Shu, G., He, W., Zhang, J., Zhang, Q., Phelps, A. D. R. & Cross, A. W., 25 Jul 2016, In : Physics of Plasmas. 23, 7, 6 p., 073116.

Research output: Contribution to journalArticle

Open Access
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24 Citations (Scopus)
82 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)

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)
Open Access
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6 Downloads (Pure)

Gridded cusp gun for a terahertz gyro-amplifier

Zhang, L., Donaldson, C. R., He, W., Phelps, A. D. R., Ronald, K. & Cross, A. W., 20 Aug 2019. 2 p.

Research output: Contribution to conferencePaper

Open Access
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5 Downloads (Pure)

Experiments on W-band extended interaction oscillator with pseudospark sourced post-accelerated electron beam

Zhao, J., Yin, H., Zhang, L., He, W., Zhang, Q., Phelps, A. D. R. & Cross, A. W., 8 Jun 2017, In : Physics of Plasmas. 24, 4 p., 060703.

Research output: Contribution to journalArticle

Open Access
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14 Citations (Scopus)
95 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
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3 Citations (Scopus)
6 Downloads (Pure)

Experimental study of terahertz radiation sources based on a planar slow wave structure and a pseudospark-sourced sheet electron beam

Shu, G., Zhang, L., Yin, H., Zhao, J., Liu, G., Qiao, Z., Phelps, A. D. R., Cross, A. W. & He, W., 9 Sep 2018, p. 1-2.

Research output: Contribution to conferencePaper

Experimental demonstration of a terahertz extended interaction oscillator driven by a pseudospark-sourced sheet electron beam

Shu, G. X., Zhang, L., Yin, H., Zhao, J. P., Phelps, A. D. R., Cross, A. W., Liu, G., Luo, Y., Qiao, Z. F. & He, W., 15 Jan 2018, In : Applied Physics Letters. 112, 3, 5 p., 033504.

Research output: Contribution to journalLetter

Open Access
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18 Citations (Scopus)
30 Downloads (Pure)
Open Access
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10 Citations (Scopus)
12 Downloads (Pure)

Effects of tolerance fabrication of extended interaction oscillator based on pseudospark-sourced sheet electron beam at 0.35 THz

Xie, J., Yin, H., Zhang, L., Ronald, K., Phelps, A. D. R., He, W., Shu, G., Zhao, J., Chen, X., Alfadhl, Y., Zhang, J. & Cross, A. W., 20 Aug 2019. 3 p.

Research output: Contribution to conferencePaper

Open Access
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1 Downloads (Pure)

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)