百晓学者学者目录

杜朝海

副研究员、助理研究员、博士生导师、研究员,北京大学

精选作品

期刊论文

2026

High-Q Terahertz Multi-Channel Smith-Purcell Radiation Based on Spoof Surface Plasmons

Ji-Tao Yang, Ding-Tao Yang, Yu‐Lu Lei, Chao‐Hai Du

2026

Experimental Investigation on Multi-Frequency Terahertz Harmonic Gyrotron

Feng Zhang, Jiaji Feng, XinYin Cao, Chao‐Hai Du

2026

Broadband High-Harmonic Multiplying Gyro-TWT in Terahertz Regime

Chao‐Hai Du, Feng Zhang, Jia-Ji Feng, Xin-Yin Cao, Jie Yang

IEEE Transactions on Terahertz Science and Technology

2026

Triple-Channel Terahertz Source Based on Bound States in the Continuum

Ji‐Tao Yang, Yu‐Lu Lei, Ding-Tao Yang, Chao‐Hai Du

International Conference on Microwave and Millimeter Wave Technology (ICMMT)

2026

Design of a Broadband 1.1-THz Gyro-TWT Based on Fifth-Harmonic Multiplying

Feng Zhang, Jia-Ji Feng, Xin-Yin Cao, Chao‐Hai Du

International Conference on Microwave and Millimeter Wave Technology (ICMMT)

2026

Ultra-Thin 1-Bit Reflective Coding Metasurface for SSP Excitation at Normal Incidence

Yi-Bing Xiao, Yue-Yi Zhang, Chao‐Hai Du

International Conference on Microwave and Millimeter Wave Technology (ICMMT)

2026

Symmetry-broken BIC enhancement of terahertz sources based on dielectric-loaded gratings

Ding-Tao Yang, Ji‐Tao Yang, Yu‐Lu Lei, Chao‐Hai Du

International Conference on Microwave and Millimeter Wave Technology (ICMMT)

2026

Experimental Study of a ms-Level Terahertz Gyrotron Equipped with a Pulsed Magnet

Jia-Ji Feng, Feng Zhang, Xin-Yin Cao, Gao-Feng Liu, Chao‐Hai Du

IEEE International Vacuum Electronics Conference (IVEC)

2026

Terahertz Pulsed-Magnet Gyrotron Experiment with Millisecond-Level Duration and Hard-Excitation-Induced Hysteresis

Chao‐Hai Du, Jia-Ji Feng, Feng Zhang, Xin-Yin Cao, Gaofeng Liu, Yu-Heng Qian

IEEE Transactions on Terahertz Science and Technology

2026

Passive X-Band Microwave Pulse Compression With Over 100 Times Peak Power Gain

Zili Jiang, Weida Bai, Tao Jiang, Feng Yan, Chaohai Du

IEEE Transactions on Microwave Theory and Techniques

2026

High-Q three-channel terahertz encoder based on spoof surface plasmons

Ji‐Tao Yang, Yu‐Lu Lei, Ding-Tao Yang, Chao‐Hai Du

Optics Frontier Conference (OFS)

2026

Broadband high-Q terahertz Smith-Purcell radiation enabled by bound states in the continuum

Ding-Tao Yang, Ji‐Tao Yang, Yu‐Lu Lei, Chao‐Hai Du

Optics Frontier Conference (OFS)

2026

Chiral Free-Electron Radiation

Juan-Feng Zhu, Yu‐Lu Lei, Chao‐Hai Du

2026

Millimeter-Wave Achromatic Metalens with Ultrahigh Numerical Aperture

Feng‐Yuan Han, Yi-Bing Xiao, Yong-qiang Liu, Chao‐Hai Du

Cross Strait Radio Science and Wireless Technology Conference (CSRSWTC)

2026

A Wideband Composite 2D Beam-Steering Loop Magnetoelectric Dipole Array Antenna with Enhanced Switching Resolution and Reduced Mutual Coupling

Wei Zheng, Junhong Wang, Yunjie Geng, Jiwei Lian, Chao‐Hai Du

Chinese Journal of Electronics

2026

Quasi-Bound States in the Continuum of Localized Spoof Surface Plasmons Transverse Magnetic Modes

Si-Qi Li, Ming-Zhe Chong, Feng Zhang, Jie Yang, Chao‐Hai Du

Electromagnetic Science

2026

Vortex Wave Generation at E-Band Using a TWT Source and Metasurface

Haojie Zhu, Jinjun Feng, Pan Pan, Shishuo Liu, Yueyi Zhang, Chaohai Du

Electronics

2025

High Power and Broadband W-Band Gyro-TWT in TE 02 Mode With Zero-Drive Stability

Xu Zeng, Feng Zhang, Chao‐Hai Du, Dong-Shuo Gao, Yichi Zhang, Jinjun Feng

IEEE Transactions on Electron Devices

2025

High-Order Spatial Harmonic Beam Splitting via Surface Plasmon Coupling by a Terahertz Single-Layer Metasurface

Yueyi Zhang, Yi-Bing Xiao, Feng‐Yuan Han, Chao‐Hai Du

2025

Overshoot-Enabled Hard Excitation in a 1-THz Gyrotron With Flat-Top-Field Pulsed Magnet

Jia-Ji Feng, Chao‐Hai Du, Feng Zhang, Xin-Yin Cao, Xian-Fei Chen, Shaozhe Zhang, Xiaotao Han, Houxiu Xiao

IEEE Transactions on Electron Devices

2025

Competition Analysis of High- Q Overmoded Cavity for Enhancing High-Power Microwave Pulse Compression

Zili Jiang, Weida Bai, Tao Jiang, Yan Feng, Chao‐Hai Du

IEEE Transactions on Microwave Theory and Techniques

2025

Design of a 1-THz High-Power Pulsed Gyrotron for Spectroscopy Application

Jia-Ji Feng, Chao‐Hai Du, Feng Zhang, Xin-Yin Cao

International Conference on Microwave and Millimeter Wave Technology (ICMMT)

2025

Dual-Band Terahertz Harmonic Gyrotron Driven by Axis-Encircling Electron Beam

Feng Zhang, Jiagui Feng, Xin-Yin Cao, Tien-Fu Yang, Yu-Shan Cho, Ji‐Tao Yang, Yueyi Zhang, Tsun‐Hsu Chang, Chao‐Hai Du

IEEE Transactions on Electron Devices

2025

Missing harmonic dynamics in generalized Snell’s law: revealing full-channel characteristics of gradient metasurfaces

Yueyi Zhang, Feng‐Yuan Han, Yibing Xiao, Ziwen Zhang, Jitao Yang, Yu‐Lu Lei, Fei Gao, Hongsheng Chen, Chao‐Hai Du

Light Science & Applications

2025

Superior Circularly Polarized Antenna via Spin-Momentum Locking

Yu‐Lu Lei, Juan‐Feng Zhu, Zi‐Wen Zhang, Ji‐Tao Yang, Yue-Yi Zhang, Chao‐Hai Du

IEEE Transactions on Antennas and Propagation

2025

A Hybrid Achromatic Plasmonic Metalens

Yongqiang Liu, Jinhai Sun, Yueyi Zhang, Jiwei Zhao, Bin Zheng, Chao‐Hai Du

Laser & Photonics Review

2025

Experimental Investigation on Frequency-Tunable Harmonic Gyrotron Based on Axis-Encircling Electron Beam

Feng Zhang, Jiagui Feng, Xin-Yin Cao, Chao‐Hai Du

International Vacuum Electronics Conference (IVEC)

2025

Smith-Purcell radiation from time grating

Juan‐Feng Zhu, Ayan Nussupbekov, Yudi Fan, Wenjie Zhou, Zicheng Song, Xuchen Wang, Zi‐Wen Zhang, Chao‐Hai Du, Xianlong Wei, Ping Bai, Ching Eng Png, Cheng‐Wei Qiu, Lin Wu

Newton

2025

Spin-Momentum Locked Field Distribution in Smith-Purcell Radiation

Yu‐Lu Lei, Ji‐Tao Yang, Chao‐Hai Du

Springer proceedings in physics

2024

带状电子注驱动的准光谐振腔回旋管

雷于露,杨积涛,杜朝海

《太赫兹科学与电子信息学报》

2024

基于硅介质光栅的片上太赫兹波源

杨积涛,王少萌,雷于露,杜朝海

《太赫兹科学与电子信息学报》

2024

TE- and TM-Mode Competition in Subterahertz Gyrotron Using Axis-Encircling Electron Beam

Tien-Fu Yang, Hsin-Yu Yao, Chia-Chuan Chang, Chaohai Du, Feng Zhang, Tsun-Hsu Chang

IEEE Transactions on Electron Devices

2024

Terahertz Edge Detection Based on All-Dielectric Metasurfaces

Yueyi Zhang, Yi-Bing Xiao, Feng‐Yuan Han, Chao‐Hai Du

Cross Strait Radio Science and Wireless Technology Conference (CSRSWTC)

2024

Design and Development of a Fourth Harmonic Terahertz Gyrotron Based on Axis-Encircling Electron Beam

Feng Zhang, Chao‐Hai Du, J. Yang

IEEE International Conference on Plasma Science (ICOPS)

2024

Cloaking in Periodic Epsilon-Near-Zero Waveguide with Smith-Purcell Radiation

Yu‐Lu Lei, Ji‐Tao Yang, Chao‐Hai Du

Cross Strait Radio Science and Wireless Technology Conference (CSRSWTC)

2024

Q-BIC Enhanced Free Electron Radiation Based on a Double-Period Grating Structure

Ji- Tao Yang, Yu‐Lu Lei, Chao‐Hai Du

Cross Strait Radio Science and Wireless Technology Conference (CSRSWTC)

2024

Plasmonic Radiation from Spin‐Momentum Locking

Yu‐Lu Lei, Juan‐Feng Zhu, Zi‐Wen Zhang, Ji‐Tao Yang, Feng Zhang, Hongsheng Chen, Chao‐Hai Du

Advanced Science

2024

Enhancement of Cherenkov radiation from the topology transition

Juan‐Feng Zhu, Z.-W. Zhang, Chao‐Hai Du, Lin Wu

IEEE International Conference on Plasma Science (ICOPS)

2024

Mode Competitions in TM12-mode Gyrotron Using Axis-encircling Beam

T.-F. Yang, Haicheng Yao, Chu‐Chun Chang, Chao‐Hai Du, F. Chang, Tsun‐Hsu Chang

IEEE International Conference on Plasma Science (ICOPS)

2024

Intense Free-Electron Radiation from Silicon-Based Bound-States In the Continuum

Z.-W. Zhang, Chao‐Hai Du, Juan‐Feng Zhu

IEEE International Conference on Plasma Science (ICOPS)

2024

Generation of polarization-multiplexed terahertz orbital angular momentum combs via all-silicon metasurfaces

Ming-Zhe Chong, Yiwen Zhou, Zongkun Zhang, Jin Zhao, Yueyi Zhang, Chong-Qi Zhang, Xiaofei Zang, Chao‐Hai Du, Pu‐Kun Liu, Ming‐Yao Xia

Light Advanced Manufacturing

2024

Permittivity-Asymmetric Quasi-Bound States in the Continuum of Localized Spoof Surface Plasmons

Siqi Li, Feng Zhang, Yueyi Zhang, Yu‐Lu Lei, Ji‐Tao Yang, Chao‐Hai Du

Springer proceedings in physics

2023

Confocal-Cavity Terahertz Gyrotron based on Sheet e-beam

Yu-Lu Lei, Chaohai Du, Zi-Wen Zhang, Fan-Hong Li, Yu Zhu

International Vacuum Electronics Conference

2023

Terahertz Cherenkov radiation based on hyperbolic metamaterials

Juan-Feng Zhu, Zi-Wen Zhang, Lin Wu, Chaohai Du

International Vacuum Electronics Conference

2023

Free-Electron-Driven Terahertz Laser on a Micro-Nano-Grating Dielectric Waveguide

Ji-Tao Yang, Shao-Meng Wang, Chaohai Du, Zi-Wen Zhang

International Vacuum Electronics Conference

2023

Development of a Terahertz Harmonic Gyrotron

Chaohai Du, Fan-Hong Li, Zi-Wen Zhang, Si-Qi Li, Yu Zhu, Pu-Kun Liu, Qi-Li Huang, Guo-Wu Ma, Hong-Bo Ma

International Vacuum Electronics Conference

2023

Instability Entanglement in the Electron Cyclotron Maser

Zi-Chao Gao, Chaohai Du, Fan-Hong Li, Zi-Wen Zhang, Pu-Kun Liu

Annals of Physics

2023

Evaluating Mode Purity of Vortex Smith-Purcell Radiation

Zi-Wen Zhang, Chaohai Du, Yu-Lu Lei, Juan-Feng Zhu, Fan-Hong Li

International Vacuum Electronics Conference

2023

Deep-Learning-Assisted Simultaneous Target Sensing and Super-Resolution Imaging

Jin Zhao, Huangzhao Zhang, Ming-Zhe Chong, Yueyi Zhang, Zi‐Wen Zhang, Zongkun Zhang, Chao‐Hai Du, Pu‐Kun Liu

ACS Applied Materials & Interfaces

2023

Spin-decoupled excitation and wavefront shaping of structured surface waves via on-chip terahertz metasurfaces.

Ming-Zhe Chong, Yi-Dan He, Jin Zhao, Yue-Yi Zhang, Zong-Kun Zhang, Chongyang Zhang, Chaohai Du, Xiaofei Zang, Pu-Kun Liu

Nanoscale

2023

Localized Spoof Surface Plasmon Skyrmions Excited by Guided Waves

Si-Qi Li, Chaohai Du, Da-Li Yin, X. Cai, Tiequan Xu, Yue Wang, Fan-Hong Li, Yu Zhu, Feng Zhang

Advanced Functional Materials

2023

Broadband Infinite-Q Plasmons Enable Intense Smith-Purcell Radiation

Zi-Wen Zhang, Chaohai Du, Yu-Lu Lei, Juan-Feng Zhu, Pu-Kun Liu

Photonics Research

2023

Free‐Electron‐Driven Frequency Comb

Zi-Wen Zhang, Chaohai Du, Juan-Feng Zhu, Fan-Hong Li, Bi-Tao Shen, Xing-Jun Wang, Pu-Kun Liu

Laser & Photonics Reviews

2023

Plasmonic Vortex Beam Emitter

Yu-Lu Lei, Zi-Wen Zhang, Juan-Feng Zhu, Chaohai Du

Photonics Research

2023

High-Order Vortex Smith-Purcell Radiation via Bragg Law in Multi-Period System

Yu‐Lu Lei, Chao‐Hai Du, Zi‐Wen Zhang, Juan‐Feng Zhu

UK-Europe-China Workshop on Millimetre Waves and Terahertz Technologies (UCMMT)

2023

Miniaturized Terahertz Source Based on Micro-nano-grating Dielectric Waveguide

Ji‐Tao Yang, Chao‐Hai Du, Zi‐Wen Zhang, Shao-Meng Wang

2023

Displacement Sensor Based on Quasi Bound States in the Continuum of Localized Spoof Surface Plasmons

Siqi Li, Fan‐Hong Li, Yu Zhu, Chao‐Hai Du

International Conference on Microwave and Millimeter Wave Technology (ICMMT)

2023

Validating the First-Order Topological Charge of Vortex Smith-Purcell Radiation

Zi‐Wen Zhang, Chao‐Hai Du, Yu‐Lu Lei, Juan‐Feng Zhu, Yu Zhu, Fan‐Hong Li, Shi-Pan

International Conference on Microwave and Millimeter Wave Technology (ICMMT)

2023

Localized Spoof Surface Plasmon Skyrmions Excited by Two-Conductor Line

Siqi Li, Feng Zhang, Ji‐Tao Yang, Chao‐Hai Du

Cross Strait Radio Science and Wireless Technology Conference (CSRSWTC)

2023

Dispersion Analysis of Ultrathin Grating for Free-Electron-Driven Frequency Comb

Yu‐Lu Lei, Zi‐Wen Zhang, Chao‐Hai Du

2022

Forward-Wave Enhanced Radiation in the Terahertz Electron Cyclotron Maser

Zi-Chao Gao, Chaohai Du, Fan-Hong Li, Zi-Wen Zhang, Si-Qi Li, Pu-Kun Liu

Chinese Physics B

2022

基于超材料的自由电子辐射研究进展

朱娟峰,杜朝海

《红外与毫米波学报》

2022

Design and preliminary test of a 105/140 GHz dual-frequency MW-level gyrotron

Lin-Lin Hu, Di-Min Sun, Qi-Li Huang, Ting-Ting Zhuo, Guo-Wu Ma, Yi Jiang, Sheng-Gang Gong, Zao-Jin Zeng, Zi-Xing Guo, Chao-Hai Du, Fan-Hong Li, Hong-Bin Chen, Fan-Bao Meng, Hong-Ge Ma

2022

Design of a 330-GHz Frequency-Tunable Gyrotron With a Prebunched Circuit

Zi-Chao Gao, Chaohai Du, Fan-Hong Li, Zi-Wen Zhang, Si-Qi Li, Xiang-Bo Qi, Pu-Kun Liu

IEEE Transactions on Electron Devices

2022

Localized-Spoof-Surface-Plasmons Bandpass Filters Based on Magnetic Coupling

Si-Qi Li, Chaohai Du, Zi-Chao Gao, Fan-Hong Li, Yi-Dong Wang, Yunhua Tan, Pu-Kun Liu

International Conference on Microwave and Millimeter Wave Technology

2022

Experimental Verification of -1st Topological Charge in Vortex Antenna

Zi-Wen Zhang, Chaohai Du, Jin Zhao, Fan-Hong Li

International Conference on Infrared, Millimeter, and Terahertz Waves

2022

Development of Terahertz Harmonic Gyrotron

Chaohai Du, Fan-Hong Li, Zi-Wen Zhang, Si-Qi Li, Qi-Li Huang, Guo-Wu Ma, Hong-Bo Ma

2022 Cross Strait Radio Science & Wireless Technology Conference (CSRSWTC)

2022

Design of a 1-THz Fourth-Harmonic Gyrotron Driven by Axis-Encircling Electron Beam

Fan-Hong Li, Chaohai Du, Zi-Wen Zhang, Si-Qi Li, Zi-Chao Gao, Pu-Kun Liu, Guo-Wu Ma, Qi-Li Huang, Hong-Bo Ma, Liang Zhang, A. Cross

IEEE Transactions on Electron Devices

2022

Bimodal Vortex Smith-Purcell Radiation

Zi-Wen Zhang, Chaohai Du, Fan-Hong Li, Liang Zhang, A. Cross, Pu-Kun Liu

UK, Europe, China Millimeter Waves and THz Technology Workshop

2022

Cherenkov Radiation from Graphene-Equivalent Hyperbolic Metamaterial

Zi-Wen Zhang, Chaohai Du, Jin Zhao, Fan-Hong Li, Juan-Feng Zhu

International Conference on Microwave and Millimeter Wave Technology

2022

Free-electron-driven Vortex Smith-Purcell Radiation with Higher-order Topological Charge

Zi-Wen Zhang, Chaohai Du, Zi-Chao Gao, Fan-Hong Li, Juan-Feng Zhu, Liang Zhang, A. Cross, Pu-Kun Liu

Progress in Electromagnetics Research Symposium

2022

Cherenkov Radiation Based on Effective Surface Plasmon Polaritons

Juan-Feng Zhu, Chaohai Du, Zi-Wen Zhang, Zi-Chao Gao, Fan-Hong Li, Si-Qi Li, Pu-Kun Liu

Progress in Electromagnetics Research Symposium

2022

Generating a multi-mode vortex beam based on spoof surface plasmon polaritons.

Juan-Feng Zhu, Chaohai Du, Zi-Wen Zhang, Fan-Hong Li

Optics Letters

2022

Fractional‐Order Localized Spoof Surface Plasmons for In‐Phase or Out‐of‐Phase Power Division

Si-Qi Li, Fan-Hong Li, Yu Zhu, Chaohai Du

Advanced Theory and Simulations

2022

Quasi-Bound States in the Continuum of Localized Spoof Surface Plasmons

Si-Qi Li, Chaohai Du, Li-Zheng Yin, Zi-Chao Gao, Fan-Hong Li

ACS Photonics

2022

Chiral Plasmons Enable Coherent Vortex Smith–Purcell Radiation

Zi-Wen Zhang, Juan-Feng Zhu, Chaohai Du, Fei Gao, Feng-Yuan Han, Pu-Kun Liu

Laser & Photonics Reviews

2022

High-Frequency Vacuum Electron Devices

Jin-Jun Feng, Yu-Bing Gong, Chao-Hai Du, A. Cross

Electronics

2022

Effect of Grating Lattice Vector on Smith-Purcell Radiation

Z.-W. Zhang, Chao‐Hai Du, Feilin Li, Juan‐Feng Zhu

IEEE International Conference on Plasma Science (ICOPS)

2021

太赫兹与毫米波技术

杜朝海,徐刚毅

《红外与毫米波学报》

2021

表面等离激元在真空电子学中的应用

杜朝海,朱娟峰,刘濮鲲

《真空电子技术》

2021

Vortex Smith-Purcell Radiation based on Archimedean Spiral Grating

Zi-Wen Zhang, Chaohai Du, Zi-Chao Gao, Fan-Hong Li, Juan-Feng Zhu, Pu-Kun Liu

International Conference on Infrared, Millimeter, and Terahertz Waves

2021

Forward Wave Amplification Enhanced Radiation in a 1 THz Harmonic Gyrotron

Zi-Chao Gao, Chaohai Du, Fan-Hong Li, Si-Qi Li, Pu-Kun Liu

2021

Generalized Wavefront Manipulation: Dual-Foci Superfocusing with Hybrid-Magnitude Evanescent Modes and Terahertz Space-Division Multiplexing

Feng-Yuan Han, Li-Zheng Yin, Chaohai Du, Pu-Kun Liu

2021

Development of a Magnetic Cusp Gun for a 1-THz Harmonic Gyrotron

Fan-Hong Li, Chaohai Du, Zi-Wen Zhang, Si-Qi Li, Zi-Chao Gao, Juan-Feng Zhu, Guo-Wu Ma, Qi-Li Huang, Hong-Bo Ma, Liang Zhang, A. Cross, Pu-Kun Liu

IEEE Transactions on Electron Devices

2021

Wideband Output Brewster Window for Terahertz TWT Amplifiers Application

Juan-Feng Zhu, Chaohai Du, Lu-Yao Bao, Zi-Wen Zhang, Pu-Kun Liu

IEEE Microwave and Wireless Components Letters

2021

Terahertz gyrotrons with inhomogeneous magnetic fields to suppress mode competition and enhance efficiency

Zi-Chao Gao, Chaohai Du, Fan-Hong Li, Pu-Kun Liu

Journal of Applied Physics

2021

Reduction of Ohmic Loss in Terahertz Gyrotrons

Zi-Chao Gao, Chaohai Du, Fan-Hong Li, Si-Qi Li, Pu-Kun Liu

International Vacuum Electronics Conference

2021

Development of a 1-THz Fourth-Harmonic Gyrotron

Chaohai Du, Fan-Hong Li, Zi-Chao Gao, Si-Qi Li, Pu-Kun Liu, Liang Zhang, A. W. Cross

International Vacuum Electronics Conference

2021

Experiment for Evaluating a K-Band Space TWT Electron Beam

Yu-Xiang Wei, Shu-Qing Liu, Mingguang Huang, Xian-Xia Li, Jin-Yue Liu, Chaohai Du, Pu-Kun Liu

IEEE Transactions on Electron Devices

2021

A Terahertz Vortex Beam Emitter With Tunable Topological Charge and Harmonic Excitation

Zi-Wen Zhang, Chaohai Du, Juan-Feng Zhu, Feng-Yuan Han, Fan-Hong Li, Zi-Chao Gao, Liang Zhang, A. Cross, Pu-Kun Liu

Journal of Lightwave Technology

2021

Coherent Terahertz Smith-Purcell Radiation Assisted by Quasi-BIC

Zi-Wen Zhang, Chaohai Du, Zi-Chao Gao, Fan-Hong Li, Juan-Feng Zhu, Liang Zhang, A. Cross, Pu-Kun Liu

International Conference on Microwave and Millimeter Wave Technology

2021

Design of an Ultra-Low Spread Magnetic Cusp Gun Based on the Compensation Principle

Fan-Hong Li, Chaohai Du, Zi-Chao Gao, Zi-Wen Zhang, Juan-Feng Zhu, Si-Qi Li, Liang Zhang, A. Cross, Pu-Kun Liu

International Conference on Microwave and Millimeter Wave Technology

2021

Terahertz non-label subwavelength imaging with composite photonics-plasmonics structured illumination.

Jin Zhao, Li-Zheng Yin, Feng-Yuan Han, Yi-Dong Wang, Tie-jun Huang, Chaohai Du, Pu-Kun Liu

Optics Express

2021

Design of a Quasi-Optical Mode Converter for a Dual-Frequency Gyrotron

Qi-Li Huang, Guo-Wu Ma, Di-Min Sun, Lin-Lin Hu, Ting-Ting Zhuo, Fan-Hong Li, Chaohai Du

International Conference on Infrared, Millimeter, and Terahertz Waves

2021

Efficient magnetic-coupling excitation of LSSPs on high-Q multilayer planar-circular-grating resonators.

Si-Qi Li, Chaohai Du, Feng-Yuan Han, Fan-Hong Li, Zi-Wen Zhang, Zi-Chao Gao, Pu-Kun Liu

Optics Express

2021

Free-electron-driven vortex beam generator based on compound helical grating

Zi-Wen Zhang, Chaohai Du, Juan-Feng Zhu, Zi-Chao Gao, Fan-Hong Li, Pu-Kun Liu

International Vacuum Electronics Conference

2021

Robust Effective‐Medium Characteristics of Bianisotropic Reflective Metasurfaces based on Field‐Circuit Combined Analysis

Feng-Yuan Han, Li-Zheng Yin, Chaohai Du, Pu-Kun Liu

Advanced Theory and Simulations

2021

Design and Preliminary Experiment of W-Band Broadband TE02 Mode Gyro-TWT

Xu Zeng, Chaohai Du, An Li, Shang Gao, Zheyuan Wang, Yi-Chi Zhang, Z. Zi, Jin-Jun Feng

Electronics

2021

Study on a Broadband Input Power Coupler Component for the W band TE02 mode Gyro-TWT

Xu Zeng, Chaohai Du, An Li, S. Geo., Zheyuan Wang, Jin-Jun Feng

International Vacuum Electronics Conference

2021

Linearly Polarized High-Purity Gaussian Beam Shaping and Coupling for 330 GHz/500 MHz DNP-NMR Application

Xing-Chen Yang, Chaohai Du, Zi-Wen Zhang, Juan-Feng Zhu, Tie-jun Huang, Pu-kun Liu

Electronics

2021

A Wideband OAM Antenna Based on Chiral Harmonic Diffraction

Juan-Feng Zhu, Chaohai Du, Wei E. I. Sha, Zi-Wen Zhang, Zi-Chao Gao, Fan-Hong Li, Pu-Kun Liu

IEEE Antennas and Wireless Propagation Letters

2021

Fast Construction of Dual-Field Superfocusing Based on Forward-Propagation Design

Feng-Yuan Han, Li-Zheng Yin, Zi-Wen Zhang, Jin Zhao, Yi-Dong Wang, Chaohai Du, Pu-Kun Liu

IEEE Antennas and Wireless Propagation Letters

2021

Smith-Purcell radiation from helical grating to generate wideband vortex beams.

Juan-Feng Zhu, Chaohai Du, Zi-Wen Zhang, Pu-Kun Liu, Liang Zhang, A. Cross

Optics Letters

2021

Transverse magnetic modes of localized spoof surface plasmons

Siqi Li, Chao‐Hai Du, Feng‐Yuan Han, Yi-Dong Wang, Zi‐Chao Gao, Yunhua Tan, Pu‐Kun Liu

Journal of Applied Physics

2020

太赫兹宽带Denisov型准光模式变换器的设计分析

边慧琦,杜朝海,潘石,刘濮鲲

《红外与毫米波学报》

2020

Development of a 1-THz 4th-Harmonic Gyrotron

Fan-Hong Li, Chaohai Du, Zi-Chao Gao, Shi Pan, Juan-Feng Zhu, Zi-Wen Zhang, Si-Qi Li, Liang Zhang, A. Cross

UK, Europe, China Millimeter Waves and THz Technology Workshop

2020

Strong Dispersive Propagation of Terahertz Wave: Time‐Domain Self‐Consistent Modeling of Metallic Wall Losses

Zi-Chao Gao, Chaohai Du, Fan-Hong Li, Shi Pan, Zi-Wen Zhang, Pu-Kun Liu

Advanced Theory and Simulations

2020

Free-Electron-Driven Orbital Angular Momentum Emitter

Juan-Feng Zhu, Chaohai Du, Zi-Wen Zhang, Fan-Hong Li, Pu-Kun Liu, A. Cross, Liang Zhang

UK, Europe, China Millimeter Waves and THz Technology Workshop

2020

Terahertz Ultralow-Voltage Gyrotron With Upstream Output

Li Luo, Shi Pan, Chaohai Du, Mingguang Huang, Pu-Kun Liu

IEEE Transactions on Plasma Science

2020

Terahertz Gyrotron Efficiency Enhancement and Mode Suppression by Inhomogeneous Magnetic Profile

Zi-Chao Gao, Chaohai Du, Fan-Hong Li

2020 Cross Strait Radio Science & Wireless Technology Conference (CSRSWTC)

2020

Multiphysics Modeling and Thermal-Frequency Tuning of THz Gyrotron Devices

Chaohai Du, Zi-Chao Gao, Fan-Hong Li, Shi Pan, Pu-Kun Liu

IEEE MTT-S International Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization

2020

Study of Broadband-Frequency-Tuning THz Gyrotrons

Chaohai Du, Shi Pan, Zi-Chao Gao, Fan-Hong Li, Zi-Wen Zhang, Pu-Kun Liu

International Conference on Plasma Science

2020

Terahertz harmonic gyrotron based on spoof surface plasmon

Si-Qi Li, Chaohai Du, Juan-Feng Zhu, Zi-Wen Zhang, Fan-Hong Li, Liang Zhang, A. Cross, Pu-Kun Liu

UK, Europe, China Millimeter Waves and THz Technology Workshop

2020

A Directional Coupler with Corrugated Waveguide and Wire Array for 330 GHz DNP-NMR System

Xing-Chen Yang, Chaohai Du, Zi-Chao Gao, Feng-Yuan Han, Shi Pan, Pu-Kun Liu

International Conference on Microwave and Millimeter Wave Technology

2020

Nonlinear Theory and Simulation of Terahertz Gyrotron Devices

Xiang-Bo Qi, X. Li, Kou-Zhong Shi, S. Yue, R. Pan, C.-B. Wang, Y.-X. Zhou, Z. Han, X. J. Song, Chaohai Du, P.-K. Liu

IEEE MTT-S International Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization

2020

Orbital Angular Momentum Generator Based on Super Smith-Purcell Radiation

Zi-Wen Zhang, Chaohai Du, Juan-Feng Zhu, Fan-Hong Li, Pu-Kun Liu, A. Cross, Liang Zhang

UK, Europe, China Millimeter Waves and THz Technology Workshop

2020

Generating Orbital Angular Momentum Terahertz Radiation Based on Spoof Surface Plasmon

Juan-Feng Zhu, Chaohai Du, Zi-Wen Zhang, Lu-Yao Bao, Xing-Chen Yang, Zi-Chao Gao, Fan-Hong Li, Shi Pan, Pu-Kun Liu

International Conference on Plasma Science

2020

Theoretical Study of a ${W}$ -Band-Covering Frequency-Tunable Gyrotron

Fan-Hong Li, Chaohai Du, Zi-Chao Gao, Shi Pan, Liang Zhang, Pu-Kun Liu, K. Ronald, A. Cross

IEEE Transactions on Electron Devices

2020

Design and analysis of a broadband quasi-optical mode converter with a Denisov launcher

Hui-Qi Bian, Chaohai Du, Shi Pan, Pu-Kun Liu

2019

Study of 1-THz 4th-Harmonic Gyrotron

Chaohai Du, Fan-Hong Li, Shi Pan, Pu-Kun Liu, Liang Zhang, Wen-Long He, Hua-Bi Yin, K. Ronald, A. Cross

UK, Europe, China Millimeter Waves and THz Technology Workshop

2019

Design of a Metamaterial Cavity for Harmonic Terahertz Gyrotrons

Zi-Wen Zhang, A. Phelps, A. Cross, Chaohai Du, Fan-Hong Li, Juan-Feng Zhu, Pu-Kun Liu, Liang Zhang, Wen-Long He, Hua-Bi Yin, K. Ronald

UK, Europe, China Millimeter Waves and THz Technology Workshop

2019

Generating Coherent Terahertz Radiation via Brillouin Zone Overlapping

Juan-Feng Zhu, Chaohai Du, Lu-Yao Bao, Fan-Hong Li, Shi Pan, Zi-Chao Gao, Pu-Kun Liu, A. Cross

UK, Europe, China Millimeter Waves and THz Technology Workshop

2019

Free-Electron-Driven Multi-Frequency Terahertz Radiation on a Super-Grating Structure

Juan-Feng Zhu, Chaohai Du, Fan-Hong Li, Lu-Yao Bao, Pu-Kun Liu

IEEE Access

2019

Terahertz Broadband Whispering-Gallery Mode Gyrotron Backward-Wave Oscillator

Shi Pan, Chaohai Du, Hui-Qi Bian, Zi-Chao Gao, Fan-Hong Li, Pu-Kun Liu

IEEE Transactions on Electron Devices

2019

Terahertz Gyro-BWO Using a High-Order Whispering-Gallery mode

Shi Pan, Chaohai Du, Zi-Chao Gao, Fan-Hong Li, Hui-Qi Bian, Pu-Kun Liu

International Vacuum Electronics Conference

2019

Multi-Color Coherent Terahertz Smith-Purcell Radiation Based on Compound Grating

Juan-Feng Zhu, Chaohai Du, Lu-Yao Bao, Shi Pan, Hui-Qi Bian, Fan-Hong Li, Pu-Kun Liu

International Vacuum Electronics Conference

2019

Research Progress of a Second Harmonic Gyrotron

Zi-Chao Gao, Chaohai Du, Shi Pan, Fan-Hong Li, Pu-Kun Liu

International Vacuum Electronics Conference

2019

Amplifying Evanescent Waves by Dispersion-Induced Plasmons: Defying the Materials Limitation of the Superlens

Tie-jun Huang, Li-Zheng Yin, Jin Zhao, Chaohai Du, Pu-Kun Liu

ACS Photonics

2019

Regenerated amplification of terahertz spoof surface plasmon radiation

Juan-Feng Zhu, Chaohai Du, Lu-Yao Bao, Pu-Kun Liu

New Journal of Physics

2019

Investigation of high-order mode excitation in a terahertz second-harmonic gyro-BWO

Shi Pan, Chaohai Du, Zi-Chao Gao, Fan-Hong Li, Hui-Qi Bian, Pu-Kun Liu

Physics of Plasmas

2019

Free-electron-driven beam-scanning terahertz radiation.

Juan-Feng Zhu, Chaohai Du, Tie-jun Huang, Lu-Yao Bao, Shi Pan, Pu-Kun Liu

Optics Express

2018

一种超低电压宽带调谐太赫兹回旋管互作用结构

罗里,黄明光,杜朝海,刘濮鲲

《微波学报》

2018

Terahertz Frequency- and Mode-Insensitive Broadband Quasi-optical Converter Antenna System

Hui-Qi Bian, Chaohai Du, Shi Pan, Pu-Kun Liu

Journal of Infrared, Millimeter and Terahertz Waves

2018

Terahertz rectangular corrugated transmission line with Gaussian mode filtering for DNP‐NMR

H. Pu, Chaohai Du, Tie-jun Huang, Shi Pan, Pu-Kun Liu

IET Microwaves, Antennas & Propagation

2018

Terahertz Brewster Window for Ultrabroadband Gyrotron Application

X. Ji, Chaohai Du, Pu-Kun Liu

IEEE Microwave and Wireless Components Letters

2018

A Broadband Back-to-Back Corrugated Horn Structure for Gaussian Mode Filtering in Terahertz Band

H. Pu, Chaohai Du, Shi Pan, Tie-jun Huang, Pu-Kun Liu

International Conference on Microwave and Millimeter Wave Technology

2018

Controllable Thermal-Frequency Tuning of a Terahertz Gyrotron

Li Luo, Chaohai Du, Xiang-Bo Qi, Zheng-Di Li, Shi Pan, Mingguang Huang, Pu-Kun Liu

IEEE Transactions on Electron Devices

2018

Experimental Study of a 330-GHz Pulse Gyrotron with Broadband Operation

Chaohai Du, Shi Pan, Juan-Feng Zhu, Hui-Qi Bian, X. Ji, Li Luo, Zi-Chao Gao, Lu-Yao Bao, Pu-Kun Liu

UK, Europe, China Millimeter Waves and THz Technology Workshop

2018

A Regenerate Feedback Terahertz Electronic Source Using Rainbow-Trapping Grating

Juan-Feng Zhu, Chaohai Du, Shi Pan, Pu-Kun Liu

International Conference on Microwave and Millimeter Wave Technology

2018

Time-Domain Multimode Analysis of a Terahertz Gyro-TWT Amplifier

Chaohai Du, Shi Pan, Hui-Qi Bian, Pu-Kun Liu

IEEE Transactions on Electron Devices

2018

Frequency-Stabilized Terahertz Gyrotron Backward-Wave Oscillator During Electronic Tuning Process

Shi Pan, Chaohai Du, Zi-Chao Gao, Lu-Yao Bao, Juan-Feng Zhu, C. Paoloni, Pu-Kun Liu

International Conference on Infrared, Millimeter, and Terahertz Waves

2018

A High Harmonic Terahertz Frequency Multiplier Based on Plasmonic Grating

Juan-Feng Zhu, Chaohai Du, Lu-Yao Bao, Zi-Chao Gao, Shi Pan, Pu-Kun Liu

International Conference on Infrared, Millimeter, and Terahertz Waves

2018

Electronic-Tuning Frequency Stabilization of a Terahertz Gyrotron Oscillator

Shi Pan, Chaohai Du, Zi-Chao Gao, Hui-Qi Bian, Pu-Kun Liu

IEEE Transactions on Electron Devices

2018

Frequency pulling in a low-voltage medium-power gyrotron

Li Luo, Chaohai Du, Mingguang Huang, Pu-Kun Liu

2017

太赫兹宽带调频脉冲回旋管

戚向波,杜朝海,潘石,刘濮鲲

《中国科学:信息科学》

2017

Terahertz broadband tunable pulse gyrotron

Xiang-Bo Qi, Chaohai Du, Shi Pan, Pu-Kun Liu

2017

Terahertz Broadband-Tunable Minigyrotron With a Pulse Magnet

Xiang-Bo Qi, Chaohai Du, Shi Pan, X. Ji, Bin Huang, Pu-Kun Liu

IEEE Transactions on Electron Devices

2017

An improved terahertz transmission line with Gaussian mode filtering and beam shaping for DNP-NMR

H. Pu, Chaohai Du, Shi Pan, Pu-Kun Liu

Asia-Pacific Microwave Conference

2017

The design of a multi-harmonic step-tunable gyrotron

Xiang-Bo Qi, Chaohai Du, Juan-Feng Zhu, Shi Pan, Pu-Kun Liu

2017

Systematic analysis of a compact terahertz pulse gyrotron oscillator

Shi Pan, Chaohai Du, Hui-Qi Bian, Juan-Feng Zhu, X. Ji, Xiang-Bo Qi, Pu-Kun Liu

Asia-Pacific Microwave Conference

2017

Analysis of a broadband quasi-optical mode converter for gyrotrons working in multi modes

Hui-Qi Bian, Chaohai Du, Shi Pan, Juan-Feng Zhu, X. Ji, Xiang-Bo Qi, Pu-Kun Liu

Asia-Pacific Microwave Conference

2017

Broadband terahertz-power extracting by using electron cyclotron maser

Shi Pan, Chaohai Du, Xiang-Bo Qi, Pu-Kun Liu

Scientific Reports

2016

A 0.33-THz second-harmonic frequency-tunable gyrotron*

Zheng-Di Li, Chaohai Du, Xiang-Bo Qi, Li Luo, Pu-Kun Liu

2016

Spoof-surface-plasmons-assisted enhanced terahertz vacuum electronic source

Yong-Qiang Liu, Chaohai Du, Pu-Kun Liu

UK, Europe, China Millimeter Waves and THz Technology Workshop

2016

Terahertz Gyrotron Broadband Tuning Based on Local Field Shaping in a Low- $Q$ Cavity

Zheng-Di Li, Chaohai Du, Li Luo, Xiang-Bo Qi, Pu-Kun Liu

IEEE Transactions on Electron Devices

2016

Developing a 0.33-THz broadband pulse gyrotron

Chaohai Du, Xiang-Bo Qi, Bin Huang, Shi Pan, X. Ji, Pu-Kun Liu

International Conference on Infrared, Millimeter, and Terahertz Waves

2016

Terahertz Electronic Source Based on Spoof Surface Plasmons on the Doubly Corrugated Metallic Waveguide

Yong-Qiang Liu, Chaohai Du, Pu-Kun Liu

IEEE Transactions on Plasma Science

2016

Converting symmetric mode into ultra-high-order asymmetric mode

Bin Huang, Chaohai Du, Xiang-Bo Qi, Heng-He Tang, Pu-Kun Liu

International Conference on Microwave and Millimeter Wave Technology

2016

A Terahertz Electronic Source Based on the Spoof Surface Plasmon With Subwavelength Metallic Grating

Yong-Qiang Liu, Ling-bao Kong, Chaohai Du, Pu-Kun Liu

IEEE Transactions on Plasma Science

2016

THz broadband quasi-optical mode converter antenna system

Chaohai Du, Shi Pan, Pu-Kun Liu

International Conference on Microwave and Millimeter Wave Technology

2016

なりすまし表面プラズモン支援増強テラヘルツ真空電子源【Powered by NICT】

Yong-Qiang Liu, Chaohai Du, Pu-Kun Liu

2016

Spoof surface plasmon modes on doubly corrugated metal surfaces at terahertz frequencies

Yong-Qiang Liu, Ling-bao Kong, Chaohai Du, Pu-Kun Liu

2016

Theoretical Study of a Broadband Quasi-Optical Mode Converter for Pulse Gyrotron Devices

Chaohai Du, Xiang-Bo Qi, Pu-Kun Liu

IEEE Transactions on Plasma Science

2015

毫米波-太赫兹电子回旋器件的几个基础问题

杜朝海,罗里,刘濮鲲

《北京航空航天大学学报》

2015

Numerical simulation of a 1 THz vacuum electronic source

Yong-Qiang Liu, Ling-bao Kong, Chaohai Du, Pu-Kun Liu

International Vacuum Electronics Conference

2015

High-Efficiency Excitation of a Third-Harmonic Gyrotron

Xiang-Bo Qi, Chaohai Du, Pu-Kun Liu

IEEE Transactions on Electron Devices

2015

Conformal Cross-Flow Axis-Encircling Electron Beam for Driving THz Harmonic Gyrotron

Chaohai Du, Xiang-Bo Qi, Baoliang Hao, Tsun-Hsu Chang, Pu-Kun Liu

IEEE Electron Device Letters

2015

Broadband Tunable Pre-Bunched Electron Cyclotron Maser for Terahertz Application

Chaohai Du, Xiang-Bo Qi, Ling-Hua Kong, Pu-kun Liu, Zheng-Di Li, Shouxi Xu, Zhi-Hui Geng, Liu Xiao

IEEE Transactions on Terahertz Science and Technology

2015

Broadband THz gyrotron based on a pulse magnet

Pu-Kun Liu, Li Luo, Chaohai Du

International Conference on Infrared, Millimeter, and Terahertz Waves

2015

Study of broadband quasi-optical mode converter for THz gyrotron

Chaohai Du, Xiang-Bo Qi, Pu-Kun Liu

International Conference on Infrared, Millimeter, and Terahertz Waves

2015

Development of a 0.33THz pulse gyrotron

Chaohai Du, Xiang-Bo Qi, Li Luo, Bin Huang, Pu-Kun Liu

International Vacuum Electronics Conference

2015

Study on a high-efficiency low-voltage tunable terahertz gyrotron

Li Luo, Chaohai Du, Xiang-Bo Qi, Zheng-Di Li, Bin Huang, Pu-Kun Liu

International Conference on Infrared, Millimeter, and Terahertz Waves

2015

Theoretical Study of a Fourth-Harmonic 400-GHz Gyrotron Backward-Wave Oscillator

Chaohai Du, Hsun Lee, Xiang-Bo Qi, Pu-Kun Liu, Tsun-Hsu Chang

IEEE Transactions on Electron Devices

2015

Broadband Continuous Frequency Tuning in a Terahertz Gyrotron With Tapered Cavity

Xiang-Bo Qi, Chaohai Du, Pu-Kun Liu

IEEE Transactions on Electron Devices

2015

Nonlinear analysis of a 330 GHz second-harmonic low-voltage gyrotron

Xiang-Bo Qi, Chaohai Du, Li Luo, Bin Huang, Zheng-Di Li, Pu-Kun Liu

International Vacuum Electronics Conference

2015

Several fundamental challenges of millimeter-to-terahertz electron cyclotron devices

Chaohai Du, Li Luo, Pu-Kun Liu

2015

Broadband ultra-low-voltage terahertz gyrotron

Xiang-Bo Qi, Chaohai Du, Pu-Kun Liu

Asia-Pacific Microwave Conference

2015

Enhancing spoof surface-plasmons with gradient metasurfaces

Ling-bao Kong, Cheng-Ping Huang, Chaohai Du, Pu-Kun Liu, Xiao-gang Yin

Scientific Reports

2014

毫米波准光高阶模式激励器的研究与设计

沈文渊,王虎,耿志辉,王斌,杜朝海,刘濮鲲

《真空科学与技术学报》

2014

W波段三次谐波回旋振荡管的模拟与设计(英文)

史少辉,刘濮鲲,杜朝海,徐寿喜,耿志辉,李铮迪,王虎

《红外与毫米波学报》

2014

W波段TE6,2模同轴开放式谐振腔的研究与设计

沈文渊,王虎,耿志辉,杜朝海,刘濮鲲

《真空科学与技术学报》

2014

回旋管磁控注入电子枪的设计

史少辉,刘濮鲲,徐寿喜,耿志辉,杜朝海,韩万强,刘继宏,可丹丹

《真空科学与技术学报》

2014

Experiment and Simulation of a W-Band CW 30 kW Low-Voltage Conventional Gyrotron

Zhi-Hui Geng, Yi-Nong Su, Pu-kun Liu, Shouxi Xu, W. Gu, Gao-Feng Liu, Chaohai Du, Hu Wang

IEEE Transactions on Electron Devices

2014

Theory and Experiment of a W-Band Tunable Gyrotron Oscillator

Chaohai Du, Xiang-Bo Qi, Pu-Kun Liu, Tsun-Hsu Chang, Shouxi Xu, Zhi-Hui Geng, Baoliang Hao, Liu Xiao, Gao-Feng Liu, Zheng-Di Li, Shao-Hui Shi, Hu Wang

IEEE Transactions on Electron Devices

2014

Development of a High-Power Broadband Coherent THz Gyrotron Oscillator

Chaohai Du, Pu-Kun Liu

2014

High-Power THz Radiation on a Low-Voltage 2-Harmonic Gyrotron

Xiang-Bo Qi, Bin Huang, Li Luo, Chaohai Du, Pu-Kun Liu

2014

Novel Propagation Characteristics of Lossy Dielectric-Loaded Waveguides

Chaohai Du, Pu-Kun Liu

2014

Instability Competition in an Ultrahigh Gain Gyro-TWT Amplifier

Chaohai Du, Pu-Kun Liu

2014

Review of Gyrotron Traveling-Wave Tube Amplifiers

Chaohai Du, Pu-Kun Liu

2014

Millimeter-Wave Gyrotron Traveling-Wave Tube Amplifiers

Chaohai Du, Pu-Kun Liu

2014

Exploring New Mechanisms for High Power Millimeter-Wave Gyrotron Amplifiers

Chaohai Du, Pu-Kun Liu

2014

A Lossy Ceramic-Loaded Millimeter-Wave Gyro-TWT Amplifier

Chaohai Du, Pu-Kun Liu

2014

Efficiency enhancement of anomalous-Doppler electron cyclotron masers with tapered magnetic field

Chao-Ran Xie, Ling-bao Kong, Pu-Kun Liu, Chaohai Du, Z. Hou, Hai-Bo Jin

2014

Technologies Related to Gyrotron Amplifiers

Chaohai Du, Pu-Kun Liu

2014

Fundamental Theory of the Electron Cyclotron Maser

Chaohai Du, Pu-Kun Liu

2014

Research on non-linear beam-wave interaction of W-band Gyro-TWT with helical waveguide

Zhi-Hao Xue, Pu-Kun Liu, Chao-Hai Du

2013

W波段二次谐波回旋振荡器

史少辉,刘濮鲲,杜朝海,徐寿喜,耿志辉,李铮迪,王虎

《红外与毫米波学报》

2013

W波段四腔回旋速调管放大器(英文)

徐寿喜,刘濮鲲,张世昌,薛谦忠,杜朝海,耿志辉,粟亦农,刘高峰,史少辉

《红外与毫米波学报》

2013

毫米波回旋行波放大器的发展评述

刘濮鲲,杜朝海

《微波学报》

2013

面向航空航天应用的太赫兹真空电子学源

刘永强,杜朝海,刘濮鲲

《空间电子技术》

2013

Design of a W-band Gyro-TWT Amplifier With a Lossy Ceramic-Loaded Circuit

Chaohai Du, Tsun-Hsu Chang, Pu-kun Liu, Yi-Chen Huang, Pi-Xian Jiang, Shouxi Xu, Zhi-Hui Geng, Baoliang Hao, Liu Xiao, Gao-Feng Liu, Zheng-Di Li, Shao-Hui Shi

IEEE Transactions on Electron Devices

2013

Design of a W-band TE01 mode gyro-TWT amplifier with a lossy ceramic-loaded circuit

Chaohai Du, Xiang-Bo Qi, Pu-Kun Liu, Tsun-Hsu Chang, S.-X. Xu, Zhi-Hui Geng, Baoliang Hao, L. Xiao, Z.-D. Li, Shao-Hui Shi, Wang Hu, G.-F. Liu

International Conference on Infrared, Millimeter, and Terahertz Waves

2013

A THz Backward-Wave Oscillator Based on a Double-Grating Rectangular Waveguide

Qing-Lun Liu, Zi-Cheng Wang, Pu-Kun Liu, Chaohai Du, Haiqiang Li, An-Yu Xu

IEEE Transactions on Electron Devices

2013

Particle in cell simulations of a ka-band helical waveguide gyrotron traveling wave tube amplifier

Shouxi Xu, Pu-kun Liu, Wenqiang Lei, Zhi-Hui Geng, Chaohai Du, Gao-Feng Liu

International Conference on Infrared, Millimeter, and Terahertz Waves

2013

Design of a High-Harmonic Gyrotron With a Permanent Magnet System

Shouxi Xu, Pu-kun Liu, G.-F. Liu, Zhi-Hui Geng, Chaohai Du, Shao-Hui Shi, H. Wang, W. Gu, S.-C. Zhang

IEEE Transactions on Electron Devices

2013

Automated pinhole-aperture diagnostic for the current profiling of TWT electron beams

Yu-Xiang Wei, Mingguang Huang, Shu-Qing Liu, Jin-Yue Liu, Baoliang Hao, Chaohai Du, Pu-kun Liu

2013

Design of the magnetron injection gun for W-band gyrotron oscillator

Zhi-Hui Geng, Yi-Nong Su, Pu-kun Liu, Shouxi Xu, Qian-Zhong Xue, Chaohai Du, W. Gu

International Vacuum Electronics Conference

2013

Enhancing the efficiency of slow-wave electron cyclotron masers with the tapered refractive index

Ling-bao Kong, Z. Hou, Jian Jing, Hai-Bo Jin, Chaohai Du

2013

The nonlinear theory of slow-wave electron cyclotron masers with inclusion of the beam velocity spread

Ling-bao Kong, Hong-yu Wang, Z. Hou, Hai-Bo Jin, Chaohai Du

2012

W波段五腔回旋速调管放大器的设计

史少辉,杜朝海,刘濮鲲,李铮迪,刘高峰,徐寿喜

《微波学报》

2012

W波段损耗介质加载回旋返波振荡器中模式竞争的研究

杜朝海,李铮迪,薛志浩,刘濮鲲,薛谦忠,张世昌,徐寿喜,耿志辉,顾伟,粟亦农,刘高峰

《物理学报》

2012

螺旋波纹波导回旋行波管注波互作用非线性理论

薛智浩,刘濮鲲,杜朝海

《强激光与粒子束》

2012

Ka波段螺旋波纹波导回旋行波管

薛智浩,刘濮鲲,杜朝海

《强激光与粒子束》

2012

Competition between the forward-wave and backward-wave in a W-band gyrotron backward wave oscillator (Gyro-BWO)

Chaohai Du, Pu-kun Liu, Gao-Feng Liu, Z.-D. Li, Shao-Hui Shi, Qian-Zhong Xue, Shi-Chang Zhang, W. Gu, Y.-L. Su, Zhi-Hui Geng, Shouxi Xu, Bing Han, Bo Gao, Fang Dong

International Conference on Infrared, Millimeter, and Terahertz Waves

2012

A magnetic cusp gun for terahertz gyro-devices

Tsun-Hsu Chang, Chaohai Du, Pu-kun Liu, Ching-Pin Yuan, S.-J. Yu, Gao-Feng Liu

International Conference on Infrared, Millimeter, and Terahertz Waves

2012

Development of a Magnetic Cusp Gun for Terahertz Harmonic Gyrodevices

Chaohai Du, Tzong-Sheng Chang, Pu-Kun Liu, Ching-Pin Yuan, S.-J. Yu, G.-F. Liu, V. Bratman, M. Glyavin, Y. Kalynov

IEEE Transactions on Electron Devices

2012

Nonlinear theory of beam-wave interaction in gyro-TWT with spiral waveguide

Zhi-Hao Xue, Pu-Kun Liu, Chaohai Du

2012

PIC simulation of a W-band gyroklystron amplifier

Shouxi Xu, Pu-kun Liu, Qian-Zhong Xue, Zhi-Hui Geng, Yi-Nong Su, Chaohai Du, Gao-Feng Liu

International Vacuum Electronics Conference

2012

Linear calculation of Ka-band gyro-TWT with helical waveguide

Zhi-Hao Xue, Pu-Kun Liu, Chaohai Du

2012

Faraday cup for measuring the electron beams of TWT guns

Yu-Xiang Wei, Mingguang Huang, Shu-Qing Liu, Jin-Yue Liu, Baoliang Hao, Chaohai Du, Pu-kun Liu

2011

94GHz TE02模回旋管Vlasov模式变换器的设计与模拟

王斌,杜朝海,刘濮鲲,耿志辉,徐寿喜

《真空科学与技术学报》

2011

Particle-in-cell simulation of a gyrotron traveling wave amplifier

Shouxi Xu, Pu-Kun Liu, Shi-Chang Zhang, Qian-Zhong Xue, Chaohai Du, Zhi-Hui Geng, Yi-Nong Su

International Conference on Infrared, Millimeter, and Terahertz Waves

2011

94GHz TE_(02)模回旋管Vlasov模式变换器的设计与模拟

Bin Wang, Chaohai Du, Pu-kun Liu, Zhi-Hui Geng, Shouxi Xu

2011

Double electron beam electron gun and gyrotron

Pu-kun Liu, Shi-Chang Zhang, Shouxi Xu, Chaohai Du, Yi-Nong Su, Zhi-Hui Geng, Qian-Zhong Xue, W. Gu

2011

Particle simulation of a ka-band gyrotron traveling wave amplifier

Shouxi Xu, Pu-kun Liu, Shi-Chang Zhang, Chaohai Du, Qian-Zhong Xue, Zhi-Hui Geng, Yi-Nong Su

2011

Design of an ka-band mode converter

Shouxi Xu, Pu-kun Liu, Shi-Chang Zhang, Chaohai Du, W. Gu

International Vacuum Electronics Conference

2011

Development of a W-band gyrotron backward wave oscillator

Chaohai Du, Pu-Kun Liu, Qian-Zhong Xue, Shi-Chang Zhang

International Vacuum Electronics Conference

2010

Periodicity-suppressing effect of periodic lossy-dielectric-loaded cylindrical waveguide

Chaohai Du, Pu-Kun Liu, Qian-Zhong Xue

2010

螺旋波纹波导回旋行波管的模式耦合机制

薛智浩,刘濮鲲,杜朝海,易红霞,彭伟

《微波学报》

2010

新型毫米波回旋放大器探索

杜朝海,刘濮鲲

《微波学报》

2010

周期损耗介质加载波导与均匀圆波导间的模式映射

杜朝海,刘濮鲲,薛谦忠,王斌,黎燕林

《红外与毫米波学报》

2010

具有高稳定性的超高增益回旋行波管放大器

杜朝海,刘濮鲲,薛谦忠,徐寿喜,张世昌

《电子与信息学报》

2010

具有高稳定性的模式选择电路回旋行波管放大器

杜朝海,刘濮鲲,薛谦忠,张世昌

《电子与信息学报》

2010

基于速调管2.5维粒子模型的非线性注波互作用的研究

高冬平,丁耀根,刘濮鲲,杜朝海,赵鼎

《电子与信息学报》

2010

The design of a Vlasov mode converter for 94GHz TE02 mode gyrotron

Bin Wang, Chaohai Du, Pu-kun Liu, Zhi-Hui Geng, Shouxi Xu

International Conference on Microwave and Millimeter Wave Technology

2010

P3-6: Using sharp down-tapered magnetic profile to enhance the performance of a millimeter-wave gyro-TWT

Chaohai Du, Pu-Kun Liu, Qian-Zhong Xue, Shouxi Xu, Bin Wang

International Vacuum Electronics Conference

2010

P3-5: A novel gyrotron-cascaded prebunching-excited amplifier (gyro-CPA)

Chaohai Du, Pu-Kun Liu

International Vacuum Electronics Conference

2010

Exploration of the Amplification Mechanism of a Novel Gyrotron Amplifier

Chaohai Du

2010

A Mode-selective-circuit Gyrotron-traveling-wave Amplifier with High Stability: A Mode-selective-circuit Gyrotron-traveling-wave Amplifier with High Stability

Chaohai Du, Pu-Kun Liu, Qian-Zhong Xue, Shi-Chang Zhang

2010

Development of a 2.5-Dimensional Particle-In-Cell Code for Efficient High-Power Klystron Design

Dong-Ping Gao, Chaohai Du, Yao-Gen Ding, Pu-Kun Liu

IEEE Transactions on Plasma Science

2010

Study of a Ka-Band TE11 Mode Gyrotron Traveling-Wave Amplifier

Shouxi Xu, Chaohai Du, Pu-kun Liu

2010

Nonlinear full-wave-interaction analysis of a gyrotron-traveling-wave-tube amplifier based on a lossy dielectric-lined circuit

Chaohai Du, Pu-Kun Liu

2010

Study and design of a quasi-optical mode converter for W-band whispering-gallery mode gyrotron

Bin Wang, Chaohai Du, Pu-kun Liu, Zhi-Hui Geng, Shouxi Xu

2010

The Nonlinear Beam-wave Interaction of High Power Klystrons Based on a 2.5-Dimensional Particle-in-cell Model: The Nonlinear Beam-wave Interaction of High Power Klystrons Based on a 2.5-Dimensional Particle-in-cell Model

Dong-Ping Gao, Yao-Gen Ding, Pu-Kun Liu, Chaohai Du, Ding Zhao

2010

Linear Full-Wave-Interaction Analysis of a Gyrotron-Traveling-Wave-Tube Amplifier Based on a Lossy Dielectric-Lined Circuit

Chaohai Du, Pu-Kun Liu

IEEE Transactions on Plasma Science

2010

Beam-Wave Coupling Strength Analysis in a Gyrotron Traveling-Wave Amplifier

Chaohai Du, Pu-Kun Liu

2010

P3-12: Study of a Vlasov mode converter for 94GHz whispering gallery mode gyrotron

Bin Wang, Chaohai Du, Pu-kun Liu, Zhi-Hui Geng, Shouxi Xu

International Vacuum Electronics Conference

2009

毫米波空间行波管输能结构的设计

姜勇,肖刘,刘濮鲲,郝保良,李国超,杜朝海

《真空电子技术》

2009

分布损耗回旋行波管线性分析与稳定性研究

纵啸宇,薛谦忠,杜朝海,黎燕林

《微波学报》

2009

Ka波段二次谐波损耗波导回旋行波管非线性分析

殷瑞剑,刘濮鲲,杜朝海

《强激光与粒子束》

2009

损耗介质加载结构Ka波段TE01模回旋行波管放大器稳定性的分析

纵啸宇,薛谦忠,杜朝海

《电子与信息学报》

2009

Modal Transition and Reduction in a Lossy Dielectric-Coated Waveguide for Gyrotron-Traveling-Wave Tube Amplifier Applications

Chaohai Du, Qian-Zhong Xue, Pu-Kun Liu, Ming-Hong Wang

IEEE Transactions on Electron Devices

2009

A Lossy Dielectric-Ring Loaded Waveguide With Suppressed Periodicity for Gyro-TWTs Applications

Chaohai Du, Pu-Kun Liu

IEEE Transactions on Electron Devices

2009

Modes in lossy dielectric-loaded metal cylindrical waveguide for gyrotron-traveling-wave amplifier applications

Qian-Zhong Xue, Chaohai Du, Pu-Kun Liu, Ming-Hong Wang

2009 IEEE International Vacuum Electronics Conference

2009

A gyrotron-traveling-wave amplifier based on lossy dielectric-coated metal cylindrical waveguide

Chaohai Du, Qian-Zhong Xue, Pu-Kun Liu, Ming-Hong Wang

2009 IEEE International Vacuum Electronics Conference

2009

Design of the Coupler for Millimeter-Wave Space TWT

Chaohai Du

2009

Stability study of a gyrotron-traveling-wave amplifier based on a lossy dielectric-loaded mode-selective circuit

Chaohai Du, Pu-Kun Liu

2009

Stabilization of the potential multi-steady-state absolute instabilities in a gyrotron traveling-wave amplifier

Chaohai Du, Pu-Kun Liu

2009

Design and Simulation of a Ka-Band TE11 Mode Gyro-Traveling-Wave Amplifier

Shouxi Xu, Pu-kun Liu, Shi-Chang Zhang, Chaohai Du

2009

Design of a Ka-band TE11 mode gyrotron traveling-wave amplifier

Shouxi Xu, Pu-kun Liu, Shu-Jun Zhang, Chaohai Du, Qian-Zhong Xue, Zhi-Hui Geng, Yi-Long Su

2009 IEEE International Vacuum Electronics Conference

2009

Modal transition and reduction in a lossy dielectric-coated metal cylindrical waveguide for gyro-TWT applications

Chaohai Du, Qian-Zhong Xue, Pu-Kun Liu

2008

Design and simualtion of a Ku-band input coupling structure TE10□ → TE11○ for gyro-TWT

Zhi-Hui Geng, Yong-Bo Su, Chaohai Du, Shouxi Xu, Qian-Zhong Xue

International Conference on Microwave and Millimeter Wave Technology

2008

Effect of a backward wave on the stability of an ultrahigh gain gyro-TWT (2008年未统计)

Chaohai Du, Pu-Kun Liu, Qian-Zhong Xue

2008

Loss-Induced Modal Transition in a Dielectric-Coated Metal Cylindrical Waveguide for Gyro-Traveling-Wave-Tube Applications

Chaohai Du, Qian-Zhong Xue, Pu-Kun Liu

IEEE Electron Device Letters

2008

Effect of a backward wave on the stability of an ultrahigh gain gyrotron traveling-wave amplifier

Chaohai Du, Pu-Kun Liu, Qian-Zhong Xue, Ming-Hong Wang

2008

Design of a Ku-band 110-kW TE11 mode gyrotron traveling wave tube amplifier

Zhi-Hui Geng, Pu-kun Liu, Yi-Nong Su, Qian-Zhong Xue, Guangjiang Yuan, Chaohai Du, Shouxi Xu, W. Gu, Feng Jin

2008 IEEE International Vacuum Electronics Conference

2007

Instability of relativistic electron-beam–dielectric system as a mechanism for microwave generation

Ling-bao Kong, Chaohai Du, Pu-Kun Liu, Liu Xiao

会议论文

2024

用于太赫兹谐波回旋管的共轴回旋电子枪设计

张锋,李繁弘,杜朝海,曹馨尹,冯家骥

《第二十二届真空电子学学术年会论文集》

2024

W波段超宽带高功率回旋行波管的设计与试验研究

曾旭,杜朝海,李安,高尚,高东硕,张亦弛,字张雄,冯进军

《第二十二届真空电子学学术年会论文集》

2018

太赫兹多模式宽带准光模式变换器的设计分析

边慧琦,杜朝海,潘石,刘濮鲲

《2018年全国微波毫米波会议论文集(下册)》

2017

低电压太赫兹回旋管电调谐特性研究

潘石,杜朝海,戚向波,朱娟峰,刘濮鲲

《2017年全国微波毫米波会议论文集(中册)》

2016

基于渐变光栅的太赫兹电子学源的研究

刘永强,孔令宝,杜朝海,刘濮鲲

《第二届全国太赫兹科学技术学术年会》

2016

太赫兹宽带脉冲回旋管的研制

杜朝海,戚向波,黄斌,姬晓,潘石,刘濮鲲

《第二届全国太赫兹科学技术学术年会》

2016

用于宽带调频回旋管的磁控注入式电子枪

潘石,杜朝海,戚向波,罗里,黄斌,姬晓,朱娟峰,刘濮鲲

《2016真空电子学分会第二十届学术年会论文集(上)》

2015

低电压太赫兹谐波回旋管的研究

戚向波,罗里,黄斌,李铮迪,杜朝海,刘濮鲲

《2015年全国微波毫米波会议论文集》

2015

低电压宽带可调谐太赫兹回旋管的设计

罗里,杜朝海,戚向波,李铮迪,黄斌,刘濮鲲

《2015年全国微波毫米波会议论文集》

2013

回旋管冷腔性质的研究

史少辉,刘濮鲲,杜朝海,徐寿喜,可丹丹

《中国电子学会真空电子学分会第十九届学术年会》

2011

W波段高功率回旋返波振荡器中模式竞争的研究

杜朝海,刘濮鲲,薛谦忠,张世昌,粟亦农,顾伟,薛智浩,刘高峰

《2011年全国微波毫米波会议》

2011

螺旋波纹波导回旋行波管注波互作用的理论计算

薛智浩,刘濮鲲,杜朝海

《2011年全国微波毫米波会议》

书籍

2022

High-Frequency Vacuum Electron Devices

Jinjun Feng, Yubin Gong, Chao‐Hai Du, Adrian Cross

MDPI eBooks

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