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Research Output 2004 2019

Free-electron masers based on two-dimensional distributed feedback

Phelps, A. D. R., Konoplev, I. V., Cross, A. W., Macinnes, P., He, W., Ronald, K., Whyte, C. G. & Robertson, C. W., May 2007, IEEE International Vacuum Electronics Conference, 2007 : IVEC '07. Piscataway, New Jersey: IEEE, p. 423-424 2 p. (International Vacuum Electronics Conference IVEC).

Research output: Chapter in Book/Report/Conference proceedingChapter

Masers
masers
free electrons
Mirrors
mirrors
26 Citations (Scopus)

Generation of 3 GW microwave pulses in X-band from a combination of a relativistic backward-wave oscillator and a helical-waveguide compressor

Bratman, V. L., Denisov, G. G., Kolganov, N. G., Mishakin, S. V., Samsonov, S. V., Cross, A. W., He, W., Zhang, L., McStravick, M., Whyte, C. G., Young, A. R., Ronald, K., Robertson, C. W. & Phelps, A. D. R., Nov 2010, In : Physics of Plasmas. 17, 11, 3 p., 110703.

Research output: Contribution to journalArticle

backward waves
compressors
superhigh frequencies
oscillators
waveguides
76 Citations (Scopus)

Gyro-BWO experiments using a helical interaction waveguide

He, W., Ronald, K., Young, A. R., Cross, A. W., Phelps, A. D. R., Whyte, C. G., Rafferty, E. G., Thomson, J., Robertson, C. W., Speirs, D., Samsonov, S. V., Bratman, V. L. & Denisov, G. G., May 2005, In : IEEE Transactions on Electron Devices. 52, 5, p. 839-844 5 p.

Research output: Contribution to journalArticle

Electron beams
Waveguides
Tuning
Thermionic cathodes
Experiments

Helically corrugated 35GHz gyro-TWA, simulations and measurement

Whyte, C. G., Robertson, C. W., Young, A. R., He, W., Cross, A. W., MacInnes, P., Phelps, A. D. R. & Ronald, K., 13 Dec 2012, 2012 37th International Conference on Infrared, Millimeter, and Terahertz Waves. Piscataway, N.J.: IEEE, 2 p. 6380094. (International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz).

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

Waveguides
Experiments
Polarization
Bandwidth
89 Citations (Scopus)
traveling wave amplifiers
thermionic cathodes
corrugated waveguides
electron guns
electron beams

Helically corrugated waveguide microwave pulse compression experiments

McStravick, M., MacInnes, P., Cross, A., Whyte, C., Young, A., Zhang, L., He, W., Ronald, K., Robertson, C., Phelps, A., Samsonov, S. V., Mishakin, S. V., Denisov, G. G. & Bratman, V. L., 2011. 1 p.

Research output: Contribution to conferencePoster

corrugated waveguides
pulse compression
pulse duration
microwaves
sweep frequency

Helically corrugated waveguide microwave pulse compression experiments

Whyte, C. G., McStravick, M., Young, A. R., Zhang, L., He, W., Cross, A. W., MacInnes, P., Ronald, K., Robertson, C. W., Phelps, A. D. R., Samsonov, S. V., Mishakin, S. V., Denisov, G. G., Bratman, V. L. & Kolganov, N. G., 1 Dec 2011, 2nd Annual Passive RF and Microwave Components Seminar. 5 ed. London, p. 75-77 3 p. (IET Seminar Digest; vol. 2011, no. 5).

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

Open Access
File
Pulse compression
Helical waveguides
Waveguides
Microwaves
Compressors
2 Citations (Scopus)
masers
free electrons
high current
electron beams
circumferences
39 Citations (Scopus)

High-current oversized annular electron beam formation for high-power microwave research

Konoplev, I. V., Cross, A. W., MacInnes, P., He, W., Whyte, C. G., Phelps, A. D. R., Robertson, C. W. & Ronald, K., 23 Oct 2006, In : Applied Physics Letters. 89, 17, p. 171503-1-171503-3

Research output: Contribution to journalArticle

high current
electron beams
microwaves
relativistic electron beams
masers
6 Downloads (Pure)
Open Access
File
oscillators
vacuum
wave interaction
electronics
wavelengths

High-power free-electron Masers utilising 2D – 1D Bragg lasing cavities

MacInnes, P., Konoplev, I. V., Cross, A. W., He, W., Ronald, K., Whyte, C. R., Robertson, C. W. & Phelps, A. D. R., 11 Sep 2011.

Research output: Contribution to conferencePoster

Open Access
File
masers
free electrons
lasing
electron beams
cavities

High power microwave research at the University of Strathclyde

He, W., Phelps, A. D. R., Cross, A. W., Ronald, K., Konoplev, I. V., Whyte, C. G., Young, A. R., Yin, H., Robertson, C. W., Speirs, D. C., Rowlands, D. H., Donaldson, C. R., MacInnes, P., McConville, S. L., Gillespie, K. M., Fisher, L., Li, F., McStravick, M., Zhang, L. & Constable, D., 30 Nov 2008.

Research output: Contribution to conferencePaper

microwaves

Ka-band gyro-TWA simulations and comparison with experiment

Whyte, C. G., Robertson, C. W., Ronald, K., Young, A. R., He, W., Cross, A. W., MacInnes, P. & Phelps, A. D. R., 9 Aug 2012, 2012 IEEE 13th International Vacuum Electronics Conference, IVEC 2012. Piscataway, NJ, p. 423-424 2 p. 6262223

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

Waveguides
Experiments
Polarization
Bandwidth
1 Citation (Scopus)
27 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
File
masers
cyclotrons
electrons

Laboratory investigation of cyclotron emission processes for auroral radiation

Phelps, A. D. R., Ronald, K., Speirs, D., McConville, S. L., Cross, A. W., Vorgul, I., Robertson, C. W., Bingham, R., Cairns, R. A., Whyte, C. G. & Kellett, B. J., 2006, In : Geophysical Research Abstracts. 8, 05904

Research output: Contribution to journalConference Contribution

cyclotrons
magnetic compression
radiation
velocity distribution
electron beams
1 Citation (Scopus)

Laboratory reproduction of auroral magnetospheric radio wave sources

Ronald, K., Speirs, D., McConville, S. L., Gillespie, K. M., Phelps, A. D. R., Cross, A. W., Bingham, R. & Robertson, C. W., 15 Oct 2008, p. 188-196. 8 p.

Research output: Contribution to conferencePaper

radio waves
electron beams
Earth magnetosphere
electrons
pitch (inclination)

Laboratory simulation at microwave frequencies of auroral kilometric radiation emission mechanisms

Speirs, D., Ronald, K., Phelps, A. D. R., Cross, A. W., Bingham, R., Vorgul, I., Cairns, R. A., Whyte, C. G., Robertson, C. W. & IEEE, 2005, The Joint 30th International Conference on Infrared and Millimeter Waves and 13th International Conference on Terahertz Electronics. New Jersey, USA: IEEE, Vol. 1. p. 97-98 1 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

microwave frequencies
velocity distribution
magnetic compression
auroral zones
nonthermal radiation
Open Access
File
microwaves
interactions
laser plasma interactions
wave interaction
cyclotrons
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
File
3D printers
Electron beams
manufacturing
Vacuum
electron beams
8 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
File
Periodic structures
printing
Printing
3D printers
Vacuum
19 Downloads (Pure)
Open Access
File
Wave power
3D printers
Beam plasma interactions
Electrodeposition
Printing
3 Citations (Scopus)
70 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
File
Klystrons
Microwaves
Millimeter waves
Microfabrication
Amplification

Microwave generation from an electron horseshoe distribution: theory and experiment

Ronald, K., Phelps, A. D. R., Bingham, R., Speirs, D., Cross, A. W., Vorgul, I., Cairns, R. A., Kellett, B. J., Whyte, C. G. & Robertson, C., 2006, High Energy Density and High Power RF. Melville, N.Y, USA, Vol. 807. p. 246-251 5 p. (American Institute of Physics Conference Proceedings).

Research output: Chapter in Book/Report/Conference proceedingChapter

velocity distribution
microwaves
auroral zones
nonthermal radiation
masers

Millimeter-wave components for a helical waveguide gyro-TWA

Robertson, C. W., Young, A. R., Ronald, K., Cross, A. W. & Whyte, C. G., 9 Dec 2014, 2014 39th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). Piscataway, New Jersey, United States: IEEE, 2 p. 6956498

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

Helical waveguides
Millimeter waves
Waveguide components
Studios
Scattering parameters
65 Citations (Scopus)

Millimeter wave generation from a pseudospark-sourced electron beam

Yin, H., Cross, A. W., He, W., Phelps, A. D. R., Ronald, K., Bowes, D. & Robertson, C. W., 23 Jun 2009, In : Physics of Plasmas. 16, 6, 6 p., 063105.

Research output: Contribution to journalArticle

wave generation
millimeter waves
electron beams
backward waves
masers
8 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
Millimeter waves
millimeter waves
Vacuum
vacuum
planar structures
12 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
File
coupled modes
copper
tunable filters
backups
periodic variations
1 Citation (Scopus)

Modelling of experimental set-up for material studies based on a periodic lattice with a defect operating in the 215 GHz to 230 GHz frequency range

MacLachlan, A., Konoplev, I. V., Robertson, C. W., Cross, A. W., Ronald, K., Phelps, A. D. R. & Donaldson, C. R., 11 Apr 2011, 2011 IEEE International Vacuum Electronics Conference (IVEC). IEEE, p. 137-138 2 p.

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

frequency ranges
particle acceleration
defects
machining
waveguides
78 Citations (Scopus)
509 Downloads (Pure)
File
corrugated waveguides
coupled modes
Waveguides
Microwaves
microwaves
141 Downloads (Pure)

Numerical analysis and experimental design of a 103 GHz Cherenkov maser

Phipps, A. R., Maclachlan, A. J., Robertson, C. W., Konoplev, I. V., Phelps, A. D. R. & Cross, A. W., 13 Nov 2014, 2014 39th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). Piscataway, NJ.: IEEE, p. 1-2 2 p. 6956254

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

Open Access
File
Masers
masers
Design of experiments
numerical analysis
Numerical analysis
1 Citation (Scopus)

Numerical investigation of auroral cyclotron maser processes: publisher's note

Speirs, D. C., Ronald, K., McConville, S. L., Gillespie, K. M., Phelps, A. D. R., Cross, A. W., Bingham, R., Robertson, C. W., Whyte, C. G., He, W., Vorgul, I., Cairns, R. A. & Kellett, B. J., 1 Jun 2010, In : Physics of Plasmas. 17, 6, 1 p., 056501.

Research output: Contribution to journalArticle

masers
cyclotrons
output
magnetic compression
electron beams
24 Citations (Scopus)

Numerical investigation of auroral cyclotron maser processes

Speirs, D., Ronald, K., McConville, S. L., Gillespie, K. M., Phelps, A. D. R., Cross, A. W., Bingham, R., Robertson, C. W., Whyte, C., He, W., Vorgul, I., Cairns, R. A. & Kellett, B. J., 5 May 2010, In : Physics of Plasmas. 17, 5, 8 p., 056501.

Research output: Contribution to journalArticle

masers
cyclotrons
output
magnetic compression
electron beams
1 Citation (Scopus)

Numerical investigation of auroral cyclotron maser processes (vol 17, 056501, 2010)

Speirs, D. C., Ronald, K., McConville, S. L., Gillespie, K. M., Phelps, A. D. R., Cross, A. W., Bingham, R., Robertson, C. W., Whyte, C. G., He, W., Vorgul, I., Cairns, R. A. & Kellett, B. J., Jun 2010, In : Physics of Plasmas. 17, 6, p. - 1 p., 069901.

Research output: Contribution to journalArticle

masers
cyclotrons
35 Citations (Scopus)

Numerical simulation of auroral cyclotron maser processes

Speirs, D., McConville, S. L., Gillespie, K. M., Ronald, K., Phelps, A. D. R., Cross, A. W., Bingham, R., Robertson, C. W., Whyte, C. G., Vorgul, I., Cairns, R. A. & Kellett, B. J., Jul 2008, In : Plasma Physics and Controlled Fusion. 50, 7, 15 p., 074011 .

Research output: Contribution to journalArticle

Masers
Cyclotrons
masers
Velocity distribution
cyclotrons
10 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
File
output
wave interaction
selectivity
electron beams
conduction
4 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
File
oscillators
simulation
selectivity
electron beams
waveguides
9 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
File
Helical waveguides
Compressors
Microwaves
Compression ratio (machinery)
Traveling wave tubes
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
File
Periodic structures
printing
Printing
3D printers
manufacturing
1 Citation (Scopus)
136 Downloads (Pure)

Planar periodic surface lattices for use in millimeter-wave sources

Maclachlan, A. J., Phipps, A. R., Robertson, C. W., Phelps, A. D. R., Konoplev, I. V. & Cross, A. W., 13 Nov 2014, 2014 39th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). Piscataway, NJ.: IEEE, 2 p. 6956011

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

Open Access
File
Millimeter waves
millimeter waves
Electron beams
electron beams
cavities

Production of powerful spatially coherent radiation in free electron lasers based on two-dimensional distributed feedback

Ginzburg, N., Peskov, N., Sergeev, A., Zaslavsky, V., Arzhannikov, A., Kalinin, P., Kuznetsov, S., Sinitsky, S., Stepanov, V., Cross, A., He, W., Konoplev, I., MacInnes, P., Fisher, L., Phelps, A., Robertson, C., Ronald, K., Whyte, C. & Thumm, M., 1 Dec 2009, p. 455-458. 4 p.

Research output: Contribution to conferencePaper

Open Access
File
coherent radiation
free electron lasers
radiation
relativistic electron beams
resonators
12 Citations (Scopus)

Production of powerful spatially coherent radiation in planar and coaxial fem exploiting two-dimensional distributed feedback

Arzhannikov, A. V., Cross, A. W., Ginzburg, N. S., He, W., Kalinin, P. V., Konoplev, I. V., Kuznetsov, S. A., Peskov, N. Y., Phelps, A. D. R., Robertson, C. W., Ronald, K. & Whyte, C. G., 9 Sep 2009, In : IEEE Transactions on Plasma Science. 37, 9, p. 1792-1800 8 p.

Research output: Contribution to journalArticle

coherent radiation
masers
free electrons
relativistic electron beams
microwave frequencies

Pseudospark sourced beam-wave interaction experiments

Cross, A. W., Yin, H., He, W., Phelps, A. D. R., Ronald, K., Whyte, C. G., Robertson, C. W. & IEEE, 2007, p. 154-155. 1 p.

Research output: Contribution to conferencePaper

wave interaction
electron beams
pulses
void ratio
radiation

Pulse compression using a five-fold helically corrugated waveguide

Zhang, L., Cross, A. W., He, W., Whyte, C. G., McStravick, M., Young, A. R., Ronald, K., Robertson, C. W., Phelps, A. D. R., Samsonov, S. V., Mishakin, S. V., Bratman, V. L., Denisov, G. G. & Kolganov, N. G., 23 Sep 2012, 2012 37th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz). IEEE, p. 1-2 2 p.

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

Pulse compression
Waveguides
Microwaves
Experiments
33 Citations (Scopus)

Radio frequency resonator structure and diagnostic measurements for a laboratory simulation of Auroral Kilometric Radiation

Ronald, K., Speirs, D., McConville, S. L., Phelps, A. D. R., Robertson, C. W., Whyte, C. G., He, W., Gillespie, K. M. & Bingham, R., May 2008, In : Physics of Plasmas. 15, 5, p. 056503 8 p.

Research output: Contribution to journalArticle

radio frequencies
resonators
cyclotron frequency
radiation
simulation
1 Citation (Scopus)
14 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
File
Electrodynamics
electrodynamics
Excitation
excitation
Substrate
high current
electron beams
microwaves
1 Citation (Scopus)

Results from thermionic cathode gyro-twa experiments

Phelps, A. D. R., Ronald, K., He, W., Young, A. R., Rafferty, E. G., Cross, A. W., Whyte, C. G., Thomson, J., Robertson, C. W. & IEEE, 2004, Conference Digest of the 2004 Joint 29th International Conference on Infrared and Millimeter Waves and 12th International Conference on Terahertz Electionics. New Jersey, USA: IEEE, p. 273-274 1 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

thermionic cathodes
electron beams
amplifiers
traveling wave amplifiers
bandwidth
6 Citations (Scopus)

Scaled design and test of a coupler for micro-reentrant square-cavities for millimeter wave klystrons

Paoloni, C., Mineo, M., Yin, H., Zhang, L., He, W., Robertson, C. W., Ronald, K., Phelps, A. D. R. & Cross, A. W., 1 Aug 2013, 14th IEEE International Vacuum Electronics Conference: IVEC 2013. Piscataway, NJ: IEEE, 2 p. 6571015

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

Klystrons
Millimeter waves
64 Downloads (Pure)

Scaled experiment to investigate auroral kilometric radiation mechanisms in the presence of background electrons

McConville, S. L., Ronald, K., Speirs, D. C., Gillespie, K. M., Phelps, A. D. R., Cross, A. W., Bingham, R., Robertson, C. W., Whyte, C. G., He, W., King, M., Bryson, R., Vorgul, I., Cairns, R. A. & Kellett, B. J., 1 Jan 2014, In : Journal of Physics: Conference Series . 511, 1, 6 p., 012061.

Research output: Contribution to journalArticle

Open Access
File
magnetic compression
radiation
electrons
distribution functions
waveguides