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A Study of Pulse Control of Millimeter-wave Gyrotron using High Density Plasma File

Choc, Mun Seok , Sawant, Ashwini , Lee, Ingeun , Han, Taegyu , Choi, Wonjin , Choi, EunMi

Conference Paper Issue Date2019-04-28 View119
Advanced Bragg Resonator Integration for Enhanced Bandwidth and Stability in G-Band TWT With Staggered Double Vane Structure File

Lee, Junyoung , Choi, Hong Eun , Choi, Wonjin , Choi, EunMi

Article Issue Date2025-01 View127
Analysis of dual-beam-based E-band traveling wave tube (TWT) design and experiment

Choi, Hongeun , Choi, Wonjin , Choi, EunMi

Conference Paper Issue Date2023-04-19 View52
Design and Analysis of Staggered Double Vane Structure with Bragg Resonators for 200 GHz TWT

Lee, Junyung , Choi, Wonjin , Choi, Yoonseon , Choi, EunMi

Conference Paper Issue Date2024-05-22 View59
Design and Experiment of a 300 GHz Folded Waveguide Traveling-Wave Tube

Choi, Wonjin , Lee, Ingeun , Shin, Jinwoo , Choi, EunMi

Conference Paper Issue Date2021-04-27 View93
Design and Experiment of a 300 GHz Traveling-Wave Tube Based on an Elliptical Electron Beam File

Choi, Wonjin

Thesis Issue Date2023-02 View98
Design and Fabrication of a 300 GHz Modified Sine Waveguide Traveling-Wave Tube Using a Nano Computer Numerical Control Machine File

Choi, Wonjin , Lee, Ingeun , Choi, EunMi

Article Issue Date2017-07 View118
Design and nano-CNC fabrication of modified sine waveguide for 300 GHz traveling-wave tube File

Choi, Wonjin , Lee, Ingeun , Choi, EunMi

Conference Paper Issue Date2017-04-24 View68
Design of a W-band Circular TE03 Mode Generator

Choi, Wonjin , Sawant, Ashwini , Choi, EunMi

Conference Paper Issue Date2015-08-20 View63
Design of Elliptical Sheet-Beam Electron Gun for 300 GHz Sine Waveguide Traveling-Wave Tube

Choi, Wonjin , Lee, Ingeun , Choi, EunMi

Conference Paper Issue Date2016-10-18 View43
Design Study of a Sine Waveguide Circuit for G-band Traveling-Wave Tube

Choi, Wonjin , Choi, EunMi , Hong, Yongjun

Conference Paper Issue Date2016-04-20 View50
Design Study of Two-Plane Focusing Periodically Cusped Magnets for a 300 GHz Sheet Beam Traveling-Wave Tube File

Choi, Wonjin , Lee, Ingeun , Choi, EunMi , Shin, Jinwoo

Conference Paper Issue Date2019-04-28 View89
Development of a dual-frequency gyrotron operating at 142&208 GHz

Han, Taegyu , Choi, Hong Eun , Choi, Wonjin , Lim, Jinho , Choi, EunMi

Conference Paper Issue Date2024-04-22 View224
Development of Dual Frequency Gyrotron operating at 142&208 GHz

Han, Taegyu , Choi, Wonjin , Lim, Jinho , Choi, EunMi

Conference Paper Issue Date2023-04-19 View77
Error Tolerant Method of Dielectric Permittivity Determination Using a TE₀₁ Mode in a Circular Waveguide at the W-Band File

Choi, Hong Eun , Choi, Wonjin , Simakov, Evgenya I. , Zuboraj, Muhammed , Carlsten, Bruce E. , Choi, EunMi

Article Issue Date2020-02 View183
Experimental Investigation of a Dual-Beam Traveling Wave Tube File

Choi, Hong Eun , Choi, Wonjin , Lee, Junyoung , Choi, EunMi

Article Issue Date2024-07 View137
Experimental study on OAM mode antenna misalignment in E-band

Go, Hyun , Sawant, Ashwini , Choi, Wonjin , Moon, Seokju , Choi, EunMi

Conference Paper Issue Date2021-08-18 View64
Low-power validation of dual frequency gyrotron mode converter launcher

Lim, Jinho , Choi, Wonjin , Han, Taegyu , Choi, EunMi

Conference Paper Issue Date2024-04-22 View58
Microscopic Analyses of Electrical Conductivity of Micromachined-Folded Waveguides Based on Surface Roughness Measurement for Terahertz Vacuum Electron Devices File

Lee, Ingeun , Choi, Wonjin , Shin, Jinwoo , Choi, EunMi

Article Issue Date2018-11 View140
Performance Evaluation of a Diode-Type Carbon Nanotube Field Emitter with Inverse T-Type Cathode Configuration

V, Venkatareddy , Choi, Wonjin , Choi, EunMi

Conference Paper Issue Date2023-08-25 View61
Simulation of Electron Beams With Nonuniform Particle Density for Traveling-Wave Tubes in Emittance-Dominated Regime File

Choi, Wonjin , Choi, EunMi

Conference Paper Issue Date2022-05 View79
Simulation Study of Beam Emittance Effects on Terahertz Traveling-Wave Tubes

Choi, Wonjin , Choi, EunMi

Conference Paper Issue Date2021-08-18 View62
Stability Analysis of 300-GHz Sheet Electron Beam Transport in a Periodic Rectangular Quadrupole File

Choi, Wonjin , Lee, Ingeun , Shin, Jinwoo , Choi, EunMi

Article Issue Date2021-03 View107
Study of OAM mode identification based on interference patterns with lens integrated meta-material OAM structures

Moon, Seokju , Go, Hyun , Choi, Wonjin , Choi, EunMi

Conference Paper Issue Date2021-08-18 View71
System Development and Perfomance Evaluation of a 0.272 THz Pulsed Folded Waveguide Traveling Wave Tube Oscillator File

Lee, Ingeun , Choi, Wonjin , Sawant, Ashwini , Choe, Mun Seok , Shin, Jinwoo , Choi, EunMi

Conference Paper Issue Date2019-04-28 View84
The dielectric constant measurement using a TE01 mode in W-band File

Choi, Hong Eun , Choi, Wonjin , Choe, Mun Seok , Simakov, Evgenya , Carlsten, Bruce , Zuboraj, Muhammed , Choi, Eun Mi

Conference Paper Issue Date2019-04-28 View76
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