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Gregory S. Nusinovich
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Journal Articles

Shadowing of the operating mode by sidebands in gyrotrons with diode-type electron guns

Xianfei Chen, Gregory S. Nusinovich, Olgierd Dumbrajs, Houxiu Xiao, Donghui Xia, Tonghai Ding, Luwei Liu, Xiaotao Han, Tao Peng
Journal: Physics of Plasmas
Phys. Plasmas 28, 013110 (2021)
https://doi.org/10.1063/5.0036054
Published: January 2021
View article titled, Shadowing of the operating mode by sidebands in gyrotrons with diode-type electron guns
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Journal Articles

Zones of soft and hard self-excitation in gyrotrons: Generalized approach

Gregory S. Nusinovich, Xianfei Chen, Olgierd Dumbrajs, Houxiu Xiao, Xiaotao Han
Journal: Physics of Plasmas
Phys. Plasmas 27, 073103 (2020)
https://doi.org/10.1063/5.0010377
Published: July 2020
View article titled, Zones of soft and hard self-excitation in gyrotrons: Generalized approach
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Journal Articles

Physics of efficient gridless tetrodes with intense electron beams

Jayakrishnan Appanam Karakkad, Gregory S. Nusinovich, Brian L. Beaudoin, Antonio C. Ting, Amith H. Narayan, Thomas M. Antonsen, Jr.
Journal: Physics of Plasmas
Phys. Plasmas 26, 093101 (2019)
https://doi.org/10.1063/1.5090886
Published: September 2019
View article titled, Physics of efficient gridless tetrodes with intense electron beams
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Journal Articles

To the theory of gyrotrons with confocal resonators

Gregory S. Nusinovich
Journal: Physics of Plasmas
Phys. Plasmas 26, 053107 (2019)
https://doi.org/10.1063/1.5099909
Published: May 2019
View article titled, To the theory of gyrotrons with confocal resonators
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Journal Articles

Experimental studies on radio frequency sources for ionospheric heaters

Brian L. Beaudoin, Antonio Ting, Steven Gold, Amith H. Narayan, Richard Fischer, Jayakrishnan A. Karakkad, Gregory S. Nusinovich, Thomas M. Antonsen, Jr.
Journal: Physics of Plasmas
Phys. Plasmas 25, 103116 (2018)
https://doi.org/10.1063/1.5052183
Published: October 2018
View article titled, Experimental studies on radio frequency sources for ionospheric heaters
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Journal Articles

Possible gyrotron operation in the “no start current” zone caused by the axial dependence of the phase of the resonator field

Gregory S. Nusinovich, Olgierd Dumbrajs
Journal: Physics of Plasmas
Phys. Plasmas 25, 093108 (2018)
https://doi.org/10.1063/1.5045317
Published: September 2018
View article titled, Possible gyrotron operation in the “no start current” zone caused by the axial dependence of the phase of the resonator field
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Journal Articles

Self-consistent non-stationary theory of the gyrotron

Olgierd Dumbrajs, Gregory S. Nusinovich
Journal: Physics of Plasmas
Phys. Plasmas 23, 083125 (2016)
https://doi.org/10.1063/1.4961962
Published: August 2016
View article titled, Self-consistent non-stationary theory of the gyrotron
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Journal Articles

Publisher's Note: “Linear theory of frequency pulling in gyrotrons” [Phys. Plasmas 23 , 053111 (2016)]

Gregory S. Nusinovich, Li Luo, Pu-Kun Liu
Journal: Physics of Plasmas
Phys. Plasmas 23, 089902 (2016)
https://doi.org/10.1063/1.4960995
Published: August 2016
View article titled, Publisher's Note: “Linear theory of frequency pulling in gyrotrons” [Phys. Plasmas 23 , 053111 (2016)]
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Journal Articles

Linear theory of frequency pulling in gyrotrons

Gregory S. Nusinovich, Li Luo, Pu-Kun Liu
Journal: Physics of Plasmas
Phys. Plasmas 23, 053111 (2016)
https://doi.org/10.1063/1.4949762
Published: May 2016
View article titled, Linear theory of frequency pulling in gyrotrons
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Journal Articles

Suppression and nonlinear excitation of parasitic modes in second harmonic gyrotrons operating in a very high order mode

Gregory S. Nusinovich, Ruifeng Pu, Victor L. Granatstein
Journal: Applied Physics Letters
Appl. Phys. Lett. 107, 013501 (2015)
https://doi.org/10.1063/1.4926410
Published: July 2015
View article titled, Suppression and nonlinear excitation of parasitic modes in second harmonic gyrotrons operating in a very high order mode
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Journal Articles

Harmonic gyrotrons operating in high-order symmetric modes

Gregory S. Nusinovich, Dmytro G. Kashyn, T. M. Antonsen, Jr.
Journal: Applied Physics Letters
Appl. Phys. Lett. 106, 013502 (2015)
https://doi.org/10.1063/1.4905508
Published: January 2015
View article titled, Harmonic gyrotrons operating in high-order symmetric modes
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Journal Articles

Competition between modes with different axial structures in gyrotrons

Eduard M. Khutoryan, Gregory S. Nusinovich, Oleksandr V. Sinitsyn
Journal: Physics of Plasmas
Phys. Plasmas 21, 093114 (2014)
https://doi.org/10.1063/1.4896709
Published: September 2014
View article titled, Competition between modes with different axial structures in gyrotrons
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Journal Articles

Effect of atmospheric conditions on operation of terahertz systems for remote detection of ionizing materials

Gregory S. Nusinovich, Dmytro G. Kashyn, Yoshinori Tatematsu, Toshitaka Idehara
Journal: Physics of Plasmas
Phys. Plasmas 21, 013108 (2014)
https://doi.org/10.1063/1.4862779
Published: January 2014
View article titled, Effect of atmospheric conditions on operation of terahertz systems for remote detection of ionizing materials
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Journal Articles

Numerical study of efficiency for a 670 GHz gyrotron

Ruifeng Pu, Gregory S. Nusinovich, Oleksandr V. Sinitsyn, Thomas M. Antonsen, Jr.
Journal: Physics of Plasmas
Phys. Plasmas 18, 023107 (2011)
https://doi.org/10.1063/1.3554656
Published: February 2011
View article titled, Numerical study of efficiency for a 670 GHz gyrotron
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Journal Articles

Ion Bombardment of Microprotrusions in High Gradient Accelerating Structures

Gregory S. Nusinovich, Dmytro Kashyn, Thomas Antonsen, Jr., Irving Haber
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1299, 382–386 (2010)
https://doi.org/10.1063/1.3520347
Published: November 2010
View article titled, Ion Bombardment of Microprotrusions in High Gradient Accelerating Structures
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Journal Articles

Detecting excess ionizing radiation by electromagnetic breakdown of air

Victor L. Granatstein, Gregory S. Nusinovich
Journal: Journal of Applied Physics
J. Appl. Phys. 108, 063304 (2010)
https://doi.org/10.1063/1.3484044
Published: September 2010
View article titled, Detecting excess ionizing radiation by electromagnetic breakdown of air
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Journal Articles

Effect of the thickness of electron beams on the gyrotron efficiency

Ruifeng Pu, Gregory S. Nusinovich, Oleksandr V. Sinitsyn, Thomas M. Antonsen, Jr.
Journal: Physics of Plasmas
Phys. Plasmas 17, 083105 (2010)
https://doi.org/10.1063/1.3467036
Published: August 2010
View article titled, Effect of the thickness of electron beams on the gyrotron efficiency
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Journal Articles

Wave coupling in sheet- and multiple-beam traveling-wave tubes

Gregory S. Nusinovich, Simon J. Cooke, Moti Botton, Baruch Levush
Journal: Physics of Plasmas
Phys. Plasmas 16, 063102 (2009)
https://doi.org/10.1063/1.3143123
Published: June 2009
View article titled, Wave coupling in sheet- and multiple-beam traveling-wave tubes
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Journal Articles

Analysis of aftercavity interaction in gyrotrons

Oleksandr V. Sinitsyn, Gregory S. Nusinovich
Journal: Physics of Plasmas
Phys. Plasmas 16, 023101 (2009)
https://doi.org/10.1063/1.3072978
Published: February 2009
View article titled, Analysis of aftercavity interaction in gyrotrons
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Journal Articles

Structures and Breakdown

Gregory S. Nusinovich
Journal: AIP Conference Proceedings
AIP Conf. Proc. 1086, 38–46 (2009)
https://doi.org/10.1063/1.3080937
Published: January 2009
View article titled, Structures and Breakdown
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