Vacuum Electronics

Name: Tsun-Hsu Chang

Highlight: Frequency-tunable, High-power Terahertz Gyrotrons Microwave/

Material Interaction and Characterization Microwave Physics and

Applications(detail_ppt)

Personal website: http://www.phys.nthu.edu.tw/~hf5/

Contact number: 886-3-5742978 (office) 886-3-5742560(lab)

Email: thschang@phys.nthu.edu.tw

Name: Yen-Chieh Huang

Highlight: THz undulator free-electron laser/ THz superadiance/

Smith-Purcell FEL/ dielectric laser acceleration(detail_ppt)

Personal website: http://www.hope.nthu.edu.tw

Contact number: 886-3-5162340

Email: ychuang@ee.nthu.edu.tw

Vacuum Electronics Publication

Journal Publications

Tsun-Hsu Chang

Publication	Author	Journal
Ferrite materials and applications	Tsun-Hsu Chang	in Electromagnetic Materials, IntechOpen, 2019
Gain and bandwidth of the TM-mode gyrotron amplifiers	Tsun-Hsu Chang and Kun-Jie Xu	Physics of Plasmas, 25, 112109 (2018)
Wide-range permittivity measurement with a parametric-dependent cavity	H. W. Chao and T. H. Chang	IEEE Transactions on Microwave Theory and Techniques, 66(10), pp. 4641-4648 (2018)
Permeability measurement and control for epoxy composites	Tsun-Hsu Chang*, Cheng-Hung Tsai, Wei-Syuan Wong, Yen-Ren Chen, and Hsien-Wen Chao	Applied Physics Letters, 111, 094102 (2017)
Theoretical Study of a 4th Harmonic 400 GHz Gyrotron Backward-Wave Oscillator	C. H. Du, H. Lee, X. B. Qi, P. K. Liu, and T. H. Chang	IEEE Trans. on Electron Devices, 62(1), pp. 207-212 (2015, Jan)
Modal analysis and efficient coupling of TE01 mode in small-core THz Bragg fibers	H. Y. Yao, J. Y. Jiang, Y. S. Cheng, Z. Y. Chen, T. H. Her, and T. H. Chang	Optics Express, 23(21), 27266. (2015, Oct)

Yen-Chieh Huang

Publication	Author	Journal
Periodically corrugated waveguides for slow-wave THz free-electron laser	Hossein Shirvani, Chih-Ying Lien, Yen-Chieh Huang	Phys. Rev. Accel. Beams, 28(4), art. 040701, Apr 1, 2025
High-resolution imaging enabled by 100-kW-peak-power parametric source at 5.7 THz	Cang-He Kuo, Ming-Hsiung Wu, Chieh-Ru Chen, Yan-Jou Lin, Fredrik Laurell, Yen-Chieh Huang	Scientific Reports, 13(1), p.5843, Apr 10, 2023
Single-electron nano-chip free-electron laser	Y.-C. Huang, L.-H. Peng, H. Shirvani, W.-C. Chen, K. Muthuramalingam, W.-C. Wang, A. Szczepkowicz	APL Photonics, 7(9), art. 096101, Sep 1, 2022
Octave-spanning supercontinuum generation from off-axis Raman oscillation in a monolithic KTP crystal	Ming-Hsiung Wu, Yan-Jou Lin, Fredrik Laurell, Yen-Chieh Huang	Opt. Lett., 46(23), pp.5990-5993, Nov 30, 2021
Anisotropic Off-Axis Laser Oscillator	Ming-Hsiung Wu, Yan-Jou Lin, Fredrik Laurell, Yen-Chieh Huang	ACS Photonics, 8(7), pp.1927-1932, July 12, 2021
Generation of high-frequency bunched electrons from photoinjector with a multiring photocathode	Fu-Han Chao, Chia-Hsiang Chen, Ping-Jung Chou, Yen-Chieh Huang	Phys. Rev. Accel. Beams, 24(5), art. 052801, May 3, 2021
Dark-line laser	Bao-Dong To, Ming-Hsiung Wu, Yen-Chieh Huang	Opt. Lett., 45(23), pp.6430-6433, Nov 24, 2020
Generation of∼ 100 kW narrow-line far-infrared radiation from a KTP off-axis THz parametric oscillator	Ming-Hsiung Wu, Wei-Che Tsai, Yu-Chung Chiu, Yen-Chieh Huang	Optica, 6(6), pp.723-730, May 24, 2019
Off-axis terahertz parametric oscillator	Yu-Chung Chiu, Tsong-Dong Wang, Po-Cheng Wang, Yen-Chieh Huang	J. Opt. Soc. Am. B, 36(1), pp.42-47, Dec 7, 2018
Discovery of high-gain stimulated polariton scattering near 4 THz from lithium niobate	Yu-Chung Chiu, Tsong-Dong Wang, Gang Zhao, Yen-Chieh Huang	Opt. Lett., 42(23), pp.4897-4900, Nov 22, 2017
Terahertz parametric generation and amplification from potassium titanyl phosphate in comparison with lithium niobate and lithium tantalate	Ming-Hsiung Wu, Yu-Chung Chiu, Tsong-Dong Wang, Gang Zhao, Andrius Zukauskas, Fredrik Laurell, Yen-Chieh Huang	Opt. Express, 24(23), pp.25964-25973, Oct 31, 2016
Efficient 750-nm LED-pumped Nd: YAG laser	Kuan-Yan Huang, Cheng-Kuo Su, Meng-Wei Lin, Yu-Chung Chiu, Yen-Chieh Huang	Opt. Express, 24(11), pp.12043-12054, May 25, 2016
Isolated few-cycle radiation from chirped-pulse compression of a superradiant free-electron laser	Yen-Chieh Huang, Zhen Zhang, Chia-Hsiang Chen, Ming-Hsiung Wu	Phys. Rev. ST Accel. Beams 18(8), art. 080701, Aug 3, 2015
Short-bunch generation from an rf photoinjector with injection phase compensation	F. H. Chao, C. H. Chen, Y. C. Huang, P. J. Chou	Phys. Rev. ST Accel. Beams, 18(5), art. 051301, May 1, 2015
Dielectric laser accelerators	R. J. England, R. J. Noble, K. Bane, D. H. Dowell, C.-K. Ng, J. E. Spencer, S. Tantawi, Z. Wu, R. L. Byer, E. Peralta, K. Soong, C.-M. Chang, B. Montazeri, S. J. Wolf, B. Cowan, J. Dawson, W. Gai, P. Hommelhoff, Y.-C. Huang, C.-G. Jing, C. McGuinness, R. B. Palmer, B. Naranjo, J. Rosenzweig, G. Travish, A. Mizrahi, L. Schachter, C. Sears, G. R. Werner, R. B Yoder	Reviews of Modern Physics, 86(4), pp.1337-1389, Oct 1, 2014
Parametric laser pulse shortening	Yu-Chung Chiu, Yen-Chieh Huang, Chia-Hsiang Chen	Opt. Lett., 39(16), pp.4792-4795, Aug 8, 2014
Laser-excited terahertz-wave radiation from a thin wire	Chia-Hsiang Chen, Kuan-Yan Huang, Ming-Hsiung Wu, Tzu-Hsiang Chen, Yen-Chieh Huang	Appl. Phys. Lett., 102(21), art. 211102, May 27, 2013
Two-octave polarized supercontinuum generated from a Q -switched laser pumped doubly resonant parametric oscillator	Qiang Hao, Yen-Chieh Huang	Opt. Lett., 38(11), pp.1863-1865, May 22, 2013
Terahertz wave generation in periodically poled lithium niobate crystals fabricated using two alternative techniques	G.K. Kitaeva, S.P. Kovalev, I.I. Naumova, A.N. Tuchak, P.V. Yakunin, Y.C. Huang, E.D. Mishina, A.S. Sigov	Laser Phys. Lett. 10(5), art. 055404, Apr 3, 2013
Long-range parametric amplification of THz wave with absorption loss exceeding parametric gain	T.-D. Wang, Y.-C. Huang, M.-Y. Chuang, Y.-H. Lin, C.-H. Lee, Y.-Y. Lin, F.-Y. Lin, G. K. Kitaeva	Opt. Express, 21(2), pp.2452-2462 , Jan 24, 2013
Photo-plasma-switched radiation antenna	C-H Chen, K-Y Huang, M-H Wu, Y-C Huang	Journal of EM Waves and Applications, 26(17-18), pp.2452-2458, Oct 19, 2012
Tunable single and multiwavelength continuous-wave c-cut Nd:YVO4 laser	G Shayeganrad, Y-C Huang, L Mashhadi	Appl. Phys. B, 108, pp.67–72, Mar 21, 2012
Forward and backward THz-wave difference frequency generations from a rectangular nonlinear waveguide	Yen-Chieh Huang, Tsong-Dong Wang, Yen-Hou Lin, Ching-Han Lee, Ming-Yun Chuang, Yen-Yin Lin, Fan-Yi Lin	Opt. Express 19(24), pp.24577-24582, Nov 16, 2011
Two-dimensional PPLN for simultaneous laser Q-switching and optical parametric oscillation in a Nd:YVO4 laser	WK Chang, YH Chen, HH Chang, JW Chang, CY Chen, YY Lin, YC Huang, ST Lin	Opt. Express 19(24), pp.23643-23651, Nov 7, 2011
Wake field accelerator in a dielectric-plasma liner structure	Geetanjali Sharma, G Mishra, YC Huang	Nucl. Inst. and Methods in Phys. Research Section A, 648(1), pp.22-27, Aug 21, 2011
Laser-beat-wave photoinjector	Yen-Chieh Huang, Chia-Hsian Chen, An-Ping Lee, Wai-Keung Lau, Sheng-Guang Liu	Nucl. Inst. and Methods in Phys. Research Section A, 637(1), pp.S1-S6, May 1, 2011
Generation of pre-bunched electron beams in photocathode RF gun for THz-FEL superradiation	Sheng-Guang Liu, Yen-Chieh Huang	Nucl. Inst. and Methods in Phys. Research Section A, 637(1), pp.S172-S176, May 1, 2011
Dispersion of the dielectric function real part for Mg:LiNbO3 crystals at terahertz frequencies	KA Kuznetsov, SP Kovalev, G Kh Kitaeva, TD Wang, YY Lin, YC Huang, II Naumova, AN Penin	Appl. Phys. B, 101, pp.811–815, Nov 20, 2010

Conference Publications

Tsun-Hsu Chang

Publication	Author	Conference
Frequency-Tunable, Terahertz Reflective Gyro-BWO	Cheng-Hung Tsai, Tsun-Hsu Chang, and Yoshinori Tatematsu	IRMMW-THz 2019 (oral, 1-6 Sep, 2019, Paris, France)
TM-Mode Gyrotrons	Tsun-Hsu Chang	IRMMW-THz 2019 (Posters, 1-6 Sep, 2019, Paris, France)
Characterization of a Low-Voltage Gyrotron Backward-Wave Oscillator	Chien-Lun Hung, Yi-Sheng Yeh, Tsun-Hsu Chang	IRMMW-THz 2019 (Posters, 1-6 Sep, 2019, Paris, France)
Characterization of Epoxy-Silver Nanoparticles Composites in Microwave and Millimeter wave Regime	Shih-Chieh Su and T. H. Chang	IRMMW-THz 2019 (Posters, 1-6 Sep, 2019, Paris, France)

Yen-Chieh Huang

Publication	Author	Conference
Ultra-high-power multi-cycle far-infrared parametric source	Ming-Hsiung Wu, Yen-Chieh Huang	2024 CLEO Pacific Rim, Incheon, Republic of Korea, Aug 4-9, 2024
THz Distributed-feedback Free-electron Laser	Hossein Shirvani, Yen-Chieh Huang	2024 CLEO Pacific Rim, Incheon, Republic of Korea, Aug 4-9, 2024
3.5 MW-peak and 17 Watt-average Power LED-Pumped Nd: YAG Laser	Xuan-Long Ho, Ming-Hsiung Wu, Yen-Chieh Huang	Advanced Solid State Lasers 2023, Tacoma, Washington US, Oct 8-12, 2023
MW-peak and Watt-average Power LED-Pumped Nd: YAG Laser	Xuan-Long Ho, Ming-Hsiung Wu, Yen-Chieh Huang	The European Conference on Lasers and Electro-Optics 2023, Munich Germany, June 26-30, 2023
0.3 MW multicycle parametric source at 5.7 THz	Ming-Hsiung Wu, Yen-Chieh Huang	2023 CLEO, San Jose, CA, USA, May 7-12, 2023
Spectral imaging at 5.7 THz	C-H Guo, M-H Wu, J-R Chen, Y-C Huang	2022 47th IRMMW-THz, Delft, Netherlands, Aug 28 - Sep 2, 2022
High-Power Narrow-Line Far-Infrared Parametric Source	Ming-Hsiung Wu, Chang-He Kuo, Chieh-Ru Chen, Yen-Chieh Huang	2022 CLEO Pacific Rim, Sapporo, Japan, July 31 - Aug 5, 2022
Angle-tuned bremsstrahlung light sources in an electron microscope	Luo-Hao Peng, Long Ho, Alexey Kopeykin, Yen-Chieh Huang	2022 CLEO Pacific Rim, Sapporo, Japan, July 31 - Aug 5, 2022
Monolithic KTP Raman Oscillator as a Supercontinuum Source	Ming-Hsiung Wu, Yan-Jou Lin, Fredrik Laurell, Yen-Chieh Huang	2022 CLEO, San Jose, CA, USA, May 15-20, 2022
High-power coherent line emitter at 5.7 THz for high-resolution imaging	Ming-Hsiung Wu, Cang-He Kuo, Yen-Chieh Huang	2022 CLEO, San Jose, CA, USA, May 15-20, 2022
Anisotropic Off-axis Laser Oscillator for Supercontinuum Generation by Stimulated Raman Scattering	Ming-Hsiung Wu, Yan-Jou Lin, Fredrik Laurell, Yen-Chieh Huang	Compact EUV & X-ray Light Sources 2022, Budapest Hungary, Mar 21-25, 2022
High-power coherent THz line emitter based on difference-frequency generation	Ming-Hsiung Wu, Chang-He Kuo, Bao-Dong To, Yen-Chieh Huang	Advanced Solid State Lasers 2021, Washington, DC US, Oct 3-7, 2021
High-power Far-infrared Off-axis Parametric Oscillator	Ming-Hsiung Wu, Yan-Jou Lin, Bao-Dong To, Yu-Chung Chiu, Yen-Chieh Huang	Mid-Infrared Coherent Sources 2020, Washington, DC US, Nov 16-20, 2020
~ 100 kW Far-IR seeded KTP parametric oscillator	Ming-Hsiung Wu, Wei-Che Tsai, Yu-Chung Chiu, Yen-Chieh Huang	Advanced Solid State Lasers 2019, Vienna Austria, Sep 29 - Oct 3, 2019
Generation of sub-100-kW narrow-line far-infrared radiation from KTP off-axis THz parametric oscillator seeded by a spectrally filtered Stokes pulse	Ming-Hsiung Wu, Wei-Che Tsai, Yu-Chung Chiu, Yen-Chieh Huang	2019 44th IRMMW-THz, Paris, France, Sep 1-6, 2019
Generation of> 50 kW narrow-line radiation at 5.7 THz from seeded KTP off-axis THz parametric oscillator	Ming-Hsiung Wu, Wei-Che Tsai, Yu-Chung Chiu, Yen-Chieh Huang	2019 CLEO/Europe-EQEC, Munich, Germany, June 23-27, 2019
Design of a photocathode DC-gun for generating train of sheet-shaped electron bunches	Linbo Liang, Weihao Liu, Qika Jia, Lin Wang, Yalin Lu, Yen-Chieh Huang	2019 IEEE IVEC, Busan, South Korea, Apr 28 - May 1, 2019
Continuous-Wave Operation of LED-Pumped Nd: YAG Laser with Thermal Isolated and Light Guided Design	Hong-Ru Chiang, Kuan-Yan Huang, Yen-Chieh Huang	Advanced Solid State Lasers 2018, Boston, Massachusetts US, Nov 4-8, 2018
Generation of 4 THz radiation from lithium-niobate off-axis THz parametric oscillator	Yu-Chung Chiu, Yen-Chieh Huang, Tsang-Dong Wang, Gang Zhao	2018 43rd IRMMW-THz, Nagoya, Japan, Sep 9-14, 2018
Hole pulse radiation from ultrafast laser excited charge on a helical metal wire	Ming-Hsiung Wu, Kuan-Yan Haung, Yu-Chung Chiu, Chia-Hsiang Chen, Yi-Chu Wang, Yen-Chieh Huang	Laser Applications Conference 2017, Nagoya, Aichi Japan, Oct 1-5, 2017
Seeded Off-axis Tera-Hertz Parametric Oscillator	Yu-Chung Chiu, Tsong-Dong Wang, Po-Chang Wang, and Yen-Chieh Huang	CLEO: Applications and Technology 2017, San Jose, CA US, May 14-19, 2017
Terahertz parametric amplification using KTiOPO4	Ming-Hsiung Wu, Yu-Chung Chiu, Tsong-Dong Wang, Gang Zhao, Andrius Zukauskas, Fredrik Laurell, and Yen-Chieh Huang	Advanced Solid State Lasers 2016, Boston, Massachusetts US, Oct 30 - Nov 3, 2016
9% optically efficient, 750-nm LED-pumped Nd:YAG laser	Kuan-Yan Huang, Cheng-Kuo Su, Meng-Wei Lin, Yu-Chung Chiu, Yen-Chieh Huang	Applications of Lasers for Sensing and Free Space Communications 2016, Boston, Massachusetts US, Oct 30 - Nov 3, 2016
Off-axis THz parametric oscillator in LiNbO3 slab waveguide	Yu-Chung Chiu, Tsong-Dong Wang, Po-Chang Wang, Yen-Chieh Huang	2016 41st IRMMW-THz, Copenhagen, Denmark, Sep 25-30, 2016
Titanium oxide contact passivation layer for thin film crystalline silicon solar cells	Muyu Xue, Yusi Chen, Jieyang Jia, Yijie Huo, Ching-Ying Lu, Kai Zang, Ke Xu, Yen-Chieh Huang, Xiaochi Chen, James Harris	2016 IEEE 43rd PVSC, Portland, OR, USA, June 5-10, 2016
750-nm LED-pumped Nd: YAG laser with 9% optical efficiency	Kuan-Yan Huang, Cheng-Kuo Su, Meng-Wei Lin, Yu-Chung Chiu, Yen-Chieh Huang	2016 CLEO, San Jose, CA, June 5-10, 2016
A Compact, Wavelength Tunable MW-THz FEL Amplifier	Chia-Hsiang Chen, Fu Chao, Yu-Chung Chiu, MH Wu, G Zhao, AP Lee, YC Huang	Proc. of IPAC 2016, Busan, Korea
750-nm LED-pumped Nd:YAG laser	Kuan-Yan Huang, Yu-Chung Chiu, Cheng-Kuo Su, Meng-Wei Lin, Yen-Chieh Huang	Advanced Solid State Lasers 2015, Berlin Germany, Oct 4-9, 2015
Single- and two-color laser generation from etalon out-coupled Nd:YVO4 laser	Yu-Chung Chiu, Bo-Chang Wang, Ming-Hsiung Wu, Yen-Chieh Huang	Advanced Solid State Lasers 2015, Berlin Germany, Oct 4-9, 2015
Generation and Radiation of PHz Ring-Like Electron-Pulse Train	Fu-Han Chao, Chia-Hsiang Chen, Yen-Chieh Huang, Ping J Chou	Proc. of 6th IPAC 2015, Richmond, VA, USA
Study of a THz/VUV free electron laser facility in Taiwan	Nuan-Ya Huang, Alex Chao, Chia-Hsiang Chen, Ming-Chang Chou, Yen-Chieh Huang, Ching-Shiang Hwang, Wai Lau, An-ping Lee, Juhao Wu, XM Yang	Proc. of 5th IPAC 2014, Dresden, Germany
Room-temperature Burst-mode GHz and THz Pulse-train Photoinjector	Fu Chao, C Chen, K Huang, Y Wang, M Wu, Y Huang, Ping J Chou	Proc. of 5th IPAC 2014, Dresden, Germany
Broadly Tunable THz-FEL Amplifier	Chia-Hsiang Chen, Yu-Chung Chiu, Kuan-Yan Huang, Yi-Kai Gan, Fu-Han Chao, Yi-Chu Wang, Yen-Chieh Huang	Proc. of 36th Int. Free-Electron Laser Conf. 2014, Basel, Switzerland
Monolithic PPLN Bragg Q-switch and Wavelength Converter	Shou-Tai Lin, Guey-Wu Chang, and Yen-Chieh Huang	JSAP-OSA Joint Symposia 2013, Kyoto Japan, Sep 16-20, 2013
Generation of spectrally shaped terahertz waves under femtosecondor nanosecond-pulsed optical pumping	Galiya Kh Kitaeva, Alexey D Mishin, Oleg V Samotokhin, Anton N Tuchak, Pavel V Yakunin, Yen-Chieh Huang, Yen-Hung Chen, Nikita A Ilyin, Alexander S Sigov	2013 38th IRMMW-THz, Mainz, Germany, Sep 1-6, 2013
Ultrafast laser-excited relativistic plasmonic radiation	Kuan-Yan Huang, Chia-Hsiang Chen, Yi-Chu Wang, Ming-Hsiung Wu, Yen-Chieh Huang	CLEO: QELS_Fundamental Science 2013, San Jose, CA US, June 9-14, 2013
Laser-excited radiation from a thin wire	Chia-Hsiang Chen, Tzu-Hsiang Chen, Kuan-Yan Huang, Ming-Hsiung Wu, Yen-Chieh Huang	2012 37th IRMMW-THz, Wollongong, NSW, Sep 23-28, 2012
High power UV laser with THz frequency modulation	Chia-Ying Wu, Yen-Yin Lin, Yu-Chung Chiu, Yen-Chieh Huang	2012 CLEO, San Jose, CA, USA, May 6-11, 2012
Thermally guided mid-IR optical parametric oscillator	Shou-Tai Lin, Yen-Yin Lin, Yen-Chieh Huang	2011 CLEO Pacific Rim, Sydney Australia, Aug 28 - Sep 1, 2011
Forward and backward THz difference frequency generation with idler loss exceeding parametric gain	Yen-Chieh Huang, Tsong-Dong Wang, Ming-Yuen Chuang, Yen-Yin Lin, Fan-Yi Lin	2011 IQEC and CLEO Pacific Rim, Sydney, NSW, Australia, 2011, Aug 28 - Sep 1, 2011
2D PPLN for simultaneous laser Q-switching and optical parametric oscillation in a Nd:YVO4 laser	WK Chang, HH Chang, JW Chang, Yen-Hung Chen, ST Lin, YY Lin, YC Huang	2011 IQEC and CLEO Pacific Rim, Sydney, NSW, Australia, 2011, Aug 28 - Sep 1, 2011
High Power Pulse Trains Envelop Severance in Quasi-Phase-Matched Waveguide	Shih-Chiang Lin, Jung-Sheng Chiang, Nai-Hsiang Sun, Yen-Chieh Huang	Optical Sensors 2011, Toronto Canada, June 12-15, 2011

Patent Publications

Yen-Chieh Huang

Publication	Author	Patent
Dielectric-grating-waveguide free-electron laser	Yen-Chieh Huang	US 12015236 B2, June 18, 2024
Laser pumping device and system including geometric light concentrator and thermal insulator	Yen-Chieh Huang	US 11929593 B2, Mar 12, 2024
Off-axis zigzag parametric oscillator	Y.-C. Huang, T.-D. Wang, Y.-C. Chiu, P.-C. Wang	US 9742145 B1, Aug 22, 2017
Antenna system generating quasi relativistic radiation	Y.-C. Huang, M.-H. Wu, K.-Y. Huang, C.-H. Chen, Y.-C. Wang	US 9203136 B2, Dec 1, 2015
Electro-optic Bragg deflector and method of using it as laser Q-switch in an actively Q-switched laser and an actively Q-switched wavelength-conversion laser	A.-C. Chiang, S.-T. Lin, Y.-C. Huang, Y.-Y. Lin, G.-W. Chang	US 8184667 B2, May 22, 2012
Laser-beat-wave photocathode electron accelerator and electron radiation apparatus using the same	Yen-Chieh Huang	US 7619231 B2, Nov 17, 2009