(Invited Paper) Chin-Yi Tsai, Energy transfer between photons, carriers, and phonons in hot-carrier solar cells: a theoretical investigation, Physics, Simulation, and Photonic Engineering of Photovoltaic Devices XI, Art. no. 11996-16, Jan. 2022.
Chin-Yi Tsai, Parasitic photon process versus productive photon process: a theoretical study of free-carrier absorption in conventional and hot-carrier solar cells, Journal of Physics D: Applied Physics, vol. 53, no. 50. Art. no. 505503, Dec. 2020.
Shih-Wei Feng, Ying-Hsiang Wang, Chin-Yi Tsai, Tzu-Huan Cheng, and Hsiang-Chen Wang, Enhancing carrier transport and carrier capture with a good current spreading characteristic via graphene transparent conductive electrodes in InGaN/GaN multiple-quantum-well light emitting diodes, Scientific Reports,vol. 10, no. 1, Art. no. 10539, Jun. 2020.
Chin-Yi Tsai, Interband and intraband absorption coefficients of silicon: Theoretical frameworks and formulations, IEEE Journal of Selected Topics in Quantum Electronics on Silicon Photonics, vol. 26, no. 2, Art. no. 8100110, Mar. 2020.
Chin-Yi Tsai and Chin-Yao Tsai, See-through, light-through, and color modules for large-area tandem amorphous/microcrystalline silicon thin-film solar modules: Technology development and practical considerations for building-integrated photovoltaic applications, Renewable Energy, vol. 145, pp. 2637−2646, Jan. 2020.
Chin-Yi Tsai, Carrier heating and its effects on the current-voltage relations of conventional and hot-carrier solar cells: A physical model incorporating energy transfer between carriers, photons, and phonons, Solar Energy, vol. 188, pp. 450−463, Aug. 2019.
Chin-Yi Tsai, The effects of intraband and interband carrier-carrier scattering on hot-carrier solar cells: A theoretical study of spectral hole burning, electron-hole energy transfer, Auger recombination, and impact-ionization generation, Progress in Photovoltaics: Research and Applications, vol. 27, no. 5, pp. 433−452, May 2019.
Chien-Hsun Chen, Jyong-Di Lai, Chin-Yi Tsai, Shih-Wei Feng, Tzu-Huan Cheng, Hsiang-Chen Wang, and Li-Wei Tu, Growth, characterization, and analysis of the nanostructures of ZnO:B thin films grown on ITO glass substrates by a LPCVD: a study on the effects of boron doping, Journal of Materials Science: Materials in Electronics, vol. 30, no. 6, pp. 5698−5605, Mar. 2019.
Chin-Yi Tsai, A theoretical model for calculating the effects of carrier heating with nonequilibrium hot phonons on semiconductor devices and the current-voltage relations, Microelectronics Reliability, vol. 91, pp. 335–343, Dec. 2018.
Chin-Yi Tsai, Effects of longitudinal optical phonon lifetimes on hot-carrier solar cells: a theoretical study, Materials Research Express, vol. 5, no. 11, Art. no. 116206, Nov. 2018.
Chin-Yi Tsai and Chin-Yao Tsai, Tandem amorphous/microcrystalline silicon thin-film solar modules: Developments of novel technologies, Solar Energy, vol. 170, pp. 419−429, Aug. 2018.
Chin-Yi Tsai, Theoretical model and simulation of carrier heating with effects of nonequilibrium hot phonons in semiconductor photovoltaic devices, Progress in Photovoltaics: Research and Applications, vol. 26, no. 10, pp. 808−824, May 2018.
Chin-Yi Tsai, Absorption coefficients of silicon: A theoretical treatment, Journal of Applied Physics, vol. 123, no. 18, Art. no. 183103, May 2018.
Chin-Yi Tsai, Optical gain coefficients of silicon: a theoretical study, Materials Research Express, vol. 5, no. 5, Art. no. 055901, May 2018.
Chin-Yi Tsai, Jyong-Di Lai, Shih-Wei Feng, Chien-Hsun Chen, Fann-Wei Yang, Hsiang-Chen Wang, and Li-Wei Tu, Characterizations and growth of textured well-faceted ZnO films by low-pressure chemical vapor deposition on ITO glass substrates, Superlattices and Microstructures, vol. 111, pp. 1073−1081, Nov. 2017.
Chin-Yi Tsai, Jyong-Di Lai, Shih-Wei Feng, Chien-Jung Huang, Chien-Hsun Chen, Fann-Wei Yang, Hsiang-Chen Wang and Li-Wei Tu, Growth and characterization of textured well-faceted ZnO on planar Si(100), planar Si(111), and textured Si(100) substrates for solar cell applications, Beilstein Journal of Nanotechnology, vol. 8, no. 1, pp. 1939−1945, Sep. 2017.
Shih-Wei Feng, Chih-Ming Lai, Chin-Yi Tsai, and Li-Wei Tu, Numerical simulations of the current-matching effect and operation mechanisms on the performance of InGaN/Si tandem cells, Nanoscale Research Letters, vol. 9, no. 1, Art. no. 652, Dec. 2014.
Chin-Yi Tsai and Chin-Yao Tsai, Development of tandem amorphous/microcrystalline silicon thin-film large-area see-through color solar panels with reflective layer and 4-Step laser scribing for building-integrated photovoltaic applications, Journal of Nanomaterials, Art. no. 809261, Jul. 2014.
Chin-Yi Tsai and Chin-Yao Tsai, Development of amorphous/microcrystalline silicon tandem thin-film solar modules with low output voltage, high energy yield, low light-induced degradation, and high damp-heat reliability, Journal of Nanomaterials, Art. no. 861741, Mar. 2014.
Chin-Yi Tsai, Theoretical study of the effects of carrier transport, capture, and escape processes on solar cells with embedded nanostructures, Journal of Nanomaterials, Art. no. 972597, Feb. 2014.
Shih-Wei Feng, Chih-Ming Lai, Chin-Yi Tsai, Yu-Ru Su, and Li-Wei Tu, Modeling of InGaN p-n junction solar cells, Optical Materials Express, vol. 3, no. 10, pp. 1777−1788, Oct. 2013.
(Invited Article) Chin-Yao Tsai and Chin-Yi Tsai, High energy yield low-voltage silicon thin-film solar modules, Physica Status Solidi c, vol. 8, no. 10, pp. 2986-2989, Jul. 2011.
Shih-Wei Feng, Hung-Cheng Lin, Jen-Inn Chyi, Chin-Yi Tsai, Chien-Jung Huang, Hsiang-Chen Wang, Fann-Wei Yang, and Yen-Sheng Lin, The impact of trimethylindium treatment during growth interruption on the carrier dynamics of InGaN/GaN multiple quantum wells, Thin Solid Films, vol. 519, no. 18, pp. 6092−6096, Jul. 2011.
Shih-Wei Feng, Chin-Yi Tsai, Hsing-Chen Wang, Hunh-Cheng Lin, and Jen-Inn Chyi, Optical properties of InGaAs/GaN multiple quantum wells with trimethylindium treatment during growth interruption, Journal of Crystal Growth, vol. 325, no. 1, pp. 41−45, Jun. 2011.
Hsiang-Chen Wang, Shih-Wei Feng, Tadas Malinauskas, Kestutis Jarasiunas, Chu-Chi Ting, Sean Liu, and Chin-Yi Tsai, Carrier dynamics in InGaN/GaN multiple quantum wells based on different polishing processes of sapphire substrate, Thin Solid Films, vol. 518, no. 18, pp. 7291−7294, Oct. 2010.
Chin-Yi Tsai and Chin-Yao Tsai, Effects of carrier escape and capture processes on quantum well solar cells: a theoretical investigation, IET Optoelectronics, vol. 3, no. 6., pp. 300−304, Dec. 2009.
Chin-Yi Tsai, Theoretical model for the optical gain coefficient of indirect-bandgap semiconductors, Journal of Applied Physics, vol. 99, no.5, Art. No. 053506, Mar. 2006.
Shih-Wei Feng, Chin-Yi Tsai, Y. C. Cheng, C. C. Liao, C. C. Yang, Y. S. Lin, K. J. Ma, and J. I. Chyi. Phonon-replica transition in InGaN/GaN quantum well structures. Optical and Quantum Electronics, vol. 34, no. 12, pp. 1213−1218, Dec. 2002.
Chin-Yi Tsai, Chih-Hsiung Chen, Tien-Li Sung, Chin-Yao Tsai, and Chih-Chung Yang. SPICE Circuit Models for Semiconductor Lasers with Effects of Carrier and Lattice Heating, Optoelectronic Materials and Devices II, Proceedings SPIE, vol. 4078, pp. 353−364, Jul. 2000.
Chin-Yi Tsai, Chin-Hsiung Chen, Tien-Li Sung, Chin-Yao Tsai, and Judy M. Rorison, Theoretical modeling of the small-signal modulation response of carrier and lattice temperatures with the dynamics of nonequilibrium optical phonons in semiconductor lasers, IEEE Journal of Selected Topics in Quantum Electronics, vol. 5, no. 3, pp. 596−605, May 1999.
C. Y Tsai, C. H. Chen, T. L. Sung, C. Y. Tsai, and J. M. Rorison. Theoretical modeling of carrier and lattice heating effects for frequency chirping in semiconductor lasers. Applied Physics Letters, vol. 74, no. 7. pp. 917−919, Feb. 1999.
C. Y. Tsai, C. H. Chen, T. Li. Sung, C. Y. Tsai, and J. M. Rorison. Theoretical modeling of nonequilibrium optical phonons and electron energy relaxation in GaN. Journal of Applied Physics, vol. 85, pp. 1475−1480, Feb. 1999.
C. Y. Tsai, C. H. Chen, T. L. Sung, C. Y. Tsai, and J. M. Rorison. Theoretical modeling of the frequency response of the carrier and lattice temperatures with nonequilibrium optical phonons in semiconductor lasers. Electronics Letters, vol. 34, no. 24, pp. 2337−2339, Nov. 1998.
C. Y. Tsai, C. Y, Tsai, C. H. Chen, T. L. Sung, T. Y. Wu, and F. P. Shih. Theoretical Model for intravalley and intervalley free carrier absorption in semiconductor lasers: beyond the classical Drude model. IEEE Journal of Quantum Electronics, vol. 34, no. 3, pp. 552−558, Mar. 1998.
C. Y. Tsai, F. P. Shih, T. L. Sung, C. H. Chen, T. Y. Wu, and C. Y. Tsai. Effects of carrier heating, nonequilibrium LO phonons, and lattice heating on the small-signal modulation response of semiconductor lasers. IEE Proceedings-Optoelectronics, vol. 145, no. 1, pp. 13−20, Feb. 1998.
C. Y. Tsai, C. Y. Tsai, C. H. Chen, T. L. Sung, F. P. Shih, and T. Y. Wu. Theoretical model for studying hot phonon effects and electron energy relaxation in GaN: The roles of A1 mode and E1 mode optical phonons. Optoelectronic Materials and Devices, Proceedings SPIE, vol. 3419, pp. 310−316, Jun. 1998.
C. Y. Tsai, F. P. Shih, C. H. Chen, T. L. Sung, T. Y. Wu, and C. Y. Tsai, Thermal modeling in semiconductor lasers by incorporating the effects of carrier heating, nonequilibrium optical phonons, and thermal conduction of acoustic phonons. Optoelectronic Materials and Devices, Proceedings SPIE, vol. 3419, pp. 399−421, Jun. 1998.
C. Y. Tsai, T. Y. Wu, C. H. Chen, T. L. Sung, F. P. Shih and C. Y. Tsai, Hot-carrier effects on second-order harmonic distortion of directly modulated semiconductor lasers: A theoretical investigation. Optical Fiber Communication, Proceedings SPIE, vol. 3420, pp. 330−336, Jun. 1998.
C. Y. Tsai, F. P. Shih, T. L. Sung, T. Y. Wu, C. H. Chen, and C.Y. Tsai. A small signal analysis on the modulation response of high-speed quantum-well lasers: effects of spectral hole burning, carrier heating, and carrier diffusion-capture-escape. IEEE Journal of Quantum Electronics, vol. 33, no. 11, pp. 2084−2096, Nov. 1997.
C. Y. Tsai and C. Y. Tsai. Effects of carrier heating on the frequency chirping of semiconductor lasers. Electronics Letters, vol. 33, no. 24, pp. 2043−2045, Nov. 1997.
C. Y. Tsai, F. P. Shih, C. H. Chen, T. Y. Wu, T. L. Sung, and C.Y. Tsai. Effects of electron-hole energy transfer on the nonlinear gain coefficients in the small-signal modulation response of semiconductor lasers. Applied Physics Letters, vol. 71, no. 13, pp. 1747−1749, Sep. 1997.
R. M. Spencer, J. Greenberg, L. F. Eastman, C. Y. Tsai, and S. S. O’Keefe. High-speed direct modulation of semiconductor lasers. International Journal of High Speed Electronics and Systems, vol. 8, no. 3, pp. 417−456, Sep. 1997.
C. Y. Tsai and C. Y. Tsai. Carrier density depinning above threshold in semiconductor lasers: effects of carrier heating and spectral hole burning. IEE Proceedings-Optoelectronics, vol. 144, no. 4, pp. 209−212, Aug. 1997.
C. Y. Tsai, C. Y. Tsai, L. F. Eastman, and Y. H. Lo. Nonlinear gain coefficients in semiconductor lasers: effects of carrier heating. IEEE Journal of Quantum Electronics, vol. 32, no. 2, pp. 201−212, Feb. 1996.
C. Y. Tsai, C. Y. Tsai, L. F. Eastman, and Y. H. Lo. Carrier energy relaxation time in quantum well lasers. IEEE Journal of Quantum Electronics, vol. 31, no. 12, pp. 2148−2158, Dec. 1995.
C. Y. Tsai, C. Y. Tsai, Y. H. Lo, and R. M. Spencer. Effects of spectral hole burning, carrier heating, and carrier transport on the small-signal modulation response of quantum well lasers. Applied Physics Letters, vol. 67, no. 21, pp. 3084−3086, Nov. 1995.
C. Y. Tsai, Y. H. Lo, R. M. Spencer, and C. Y. Tsai. Effects of hot phonons on carrier heating in quantum well lasers. IEEE Photonics Technology Letters, vol. 7, no. 9, pp. 950−951, Sep. 1995.
C. Y. Tsai, C. Y. Tsai, Y. H. Lo, R. M. Spencer, and L. F. Eastman. Nonlinear gain coefficients in semiconductor quantum well lasers: effects of carrier diffusion, capture, and escape. IEEE Journal of Selected Topics in Quantum Electronics, vol. 1, no. 2, pp. 316−330, Jun. 1995.
C. Y. Tsai, C. Y. Tsai, L. F. Eastman, and Y. H. Lo. Carrier DC and AC capture and escape times in quantum well lasers. IEEE Photonics Technology Letters, vol. 7, no. 6, pp. 599−601, Jun. 1995.
C. Y. Tsai, L. F. Eastman, Y. H. Lo, and C. Y. Tsai. Carrier energy relaxation rate in multisubband quantum well lasers with hot phonon effects. Journal of Applied Physics, vol. 76, no. 9, pp. 5334−5338, Nov. 1994.
Chin-Yi Tsai, Lester F. Eastman, Yu-Hwa Lo, and Chin-Yao Tsai. Carrier capture and escape in multisubband quantum well lasers. IEEE Photonics Technology Letters, vol. 6, no. 9, pp. 1088−1090, Sep. 1994.
Chin-Yi Tsai, Lester F. Eastman, Yu-Hwa Lo, and Chin-Yao Tsai. Breakdown of thermionic emission theory for quantum wells. Applied Physics Letters, vol. 65, no. 4, pp. 469−471, Jul. 1994.
Chin-Yi Tsai, Lester F. Eastman, and Yu-Hwa Lo, Hot carrier and hot phonon effects on high-speed quantum well lasers. Applied Physics Letters, vol. 63, no. 25, pp. 3408−3410, Dec. 1993.
Emma Sweetland, Chin-Yi Tsai, Barry A. Wintner, Joel D. Brock, and Robert E. Thorne. Measurement of the charge density-wave correlation length in NbSe3 by high-resolution x-ray scattering. Physical Review Letters, vol. 65, no. 25, pp. 3165−3168, Dec. 1990.
International conferences (國際研討會)
Chin-Yi Tsai and Chin-Yao Tsai, Development of High-Performance and Low-Voltage Amorphous/Microcrystalline Tandem Si Thin-Film Solar Modules, Semiconductor and Integrated Optoelectronic Conference, SIOE'2012, Cardiff, UK, Apr. 2-4, 2012.
(Invited Talk) Chin-Yao Tsai and Chin-Yi Tsai, High performance of low-voltage Si thin-film with Moon an Hot Technologies, 16th Opto-Electronics and Communications Conference, Kaohsiung, Taiwan, Jul. 4-8, 2011.
Chin-Yi Tsai and Chin-Yao Tsai, Performance enhancement for thin-film amorphous/ microcrystalline Si tandem solar modules at low-irradiance conditions, Semiconductor and Integrated Optoelectronic Conference, SIOE'2011, Cardiff, UK, Apr. 18-20, 2011.
Chin-Yi Tsai and Chin-Yao Tsai, Effect of carrier escape and capture progresses on quantum well solar cells, Numerical Simulation of Optoelectronic Devices 2008 (NUSOD’08), Nottingham, UK, Sep. 1-5, 2008.
Chin-Yi Tsai, A theoretical investigation of the effect of carrier escape and capture processes on quantum well solar cells, Semiconductor and Integrated Optoelectronic Conference, SIOE'2008, Cardiff, UK, Apr. 1-2, 2008.
(Invited Talk) Chin-Yi Tsai, Ultra-high-efficiency solar cells: theory and practice, National Science Council-Technical University of Madrid (NSC-UPM) Workshop on Solar Energy, Madrid, Spain, May 23, 2006.
Chin-Yi Tsai, Using in-line PECVD to grow SiNx:H anti-reflection coating for multi-crystalline silicon solar cells, Characterisation of Photovoltaic Materials and Devices, London, Apr. 26, 2006.
Chin-Yi Tsai, Optical gain coefficients of indirect band gap semiconductors: a comparison between Si and Ge, Semiconductor and Integrated Optoelectronic Conference, SIOE'2006, Cardiff, UK, Apr. 10-12, 2006.
Chin-Yi Tsai, Theoretical model and calculation for the optical gain coefficient of indirect band gap semiconductors, Semiconductor and Integrated Optoelectronic Conference, SIOE'2005, Cardiff, UK, Mar. 21-23, 2005.
(Invited Talk) C. C. Yang, Shih-Wei Feng, Yen-Sheng Lin, Yung-Chen Cheng, Chi-Chih Liao, Chin-Yi Tsai, Kung-Jeng Ma, and Jen-Inn Chyi, On Indium Segregation in InGaN/GaN Quantum Well Structures, SPIE Meeting on Ultrafast Phenomena in Semiconductors V, San Jose, US, January 2001.
S. W. Feng, C. Y. Tsai, Y. C. Cheng, C. C. Liao, C. C. Yang, Y. S. Lin, K. J. Ma, and J. I. Chyi, Phonon-Assisted Transitions in InGaN/GaN Quantum Well Structures, International Photonics Conference 2000, Hsinchu, Taiwan., Dec., 2000.
S. W. Feng, C. Y. Tsai, Y. C. Cheng, C. C. Liao, C. C. Yang, Y. S. Lin, K. J. Ma, and J. I. Chyi, Carrier Localization in InGaN/GaN Multiple Quantum Well Structures, International Photonics Conference 2000, Hsinchu, Taiwan., Dec., 2000.
C. Y. Tsai, C. H. Chen, and Tien-Li Sung, “Theoretical modeling of energy transfer processes in semiconductor lasers: The phonon bath sharing of nonequilibrium optical phonons,” Semiconductor and Integrated Optoelectronic Conference, SIOE'98, Cardiff, UK, Apr. 6-8, 1998.
C. H. Chen, C. Y. Tsai, T. L. Sung, and C. Y. Tsai, Simulating carrier and lattice heating with the effects of nonequilibrium optical phonons in the modulation response of high-speed semiconductor lasers, 6 th IEEE International Workshop on High performance Electron Devices for Microwave and Optoelectronic Applications, EDMO'98, Manchester, UK, pp. 194-199, Nov. 23-24, 1998.
C. H. Chen, C. Y. Tsai, and T. L. Sung, Theoretical Modelling of Electron Energy Relaxation and Nonequilibrium Optical Phonons In GaN, Condensed Matter and Materials Physics, CMMP 98, Institute of Physics, Manchester, UK, p. 96, 21-23 Dec., 1998.
F. P. Shih, T. Y. Wu, C. H. Chen, T. L. Sung, C. Y. Tsai, and C. Y. Tsai, Effects of nonequilibrium LO phonons on the carrier heating in semiconductor quantum-well lasers, 3rd International Workshop on Thermal Investigation of ICs and Microstructure, Cannes, France, Sep. 21-23, pp. 192-194, 1997.
F. P. Shih, T. L. Sung, C. H. Chen, T. Y. Wu, C. Y. Tsai, and C. Y. Tsai, Nonlinear gain coefficient in semiconductor lasers, the 3rd IEEE High Frequency Postgraduate Student Colloquium, Leeds, UK, Sep. 19, pp. 65-66, 1997.
T. Y. Wu, F. P. Shih, T. L. Sung, C. H. Chen, C. Y. Tsai, and C. Y. Tsai, Effects of Hot Carriers and Hot Phonons on the Second-Order Harmonic Distortion in CATV Semiconductor Lasers, 3rd IEEE High Frequency Postgraduate Student Colloquium, Leeds, UK, Sep. 19, pp. 67-68, 1997.
T. L. Sung, C. H. Chen, C. Y. Tsai, and C. Y. Tsai, “Effects of carrier heating on the frequency chirping of semiconductor lasers,” 5th IEEE International Workshop on High Performance Electron Devices for Microwave and Optoelectronic Application, London, UK, Nov. 24-25, pp. 229-231, 1997.
C. Y. Tsai, Y. H. Lo, R. M. Spencer, L. F. Eastman, and C. Y. Tsai, A theoretical investigation for the effects of spectral hole burning, hot carrier, hot phonon, and carrier diffusion-capture escape on the limitations of the modulation bandwidth in high-speed quantum well lasers, IEEE/Cornell Conference on Advanced Concepts in High Speed Semiconductor Devices and Circuits, Ithaca, New York, August 7-9, 1995.
C. Y. Tsai, Y. H. Lo, R. M. Spencer, L. F. Eastman, and C. Y. Tsai, Degradation of resonant frequency in high-speed quantum well lasers: Effects of spectral hole burning, hot carrier, hot phonon, and carrier diffusion-capture-escape, IEEE Lasers and Electro-Optics Society, 8th annual meeting, San Francisco, California, Oct. 30-Nov. 2, 1995.
R. M. Spencer, S. S. O'Keefe, C. Y. Tsai, J. Greenberg, J. Braunstein, G. H. Martin, W. J. Schaff, and L. F. Eastman, Optimization of the optical guide design and cavity design of multiple quantum well lasers for efficient microwave optical link, IEEE/Cornell Conference on Advance Concepts in High Speed Semiconductor Devices and Circuits, Ithaca, New York, August 7-9, 1995.
R. M. Spencer, S. S. O'Keefe, C. Y. Tsai, J. Greenberg, J. Braunstein, G. H. Martin, W. J. Schaff, and L. F. Eastman, Temperature effects on the performance of high-speed quantum well lasers, 19'th Workshop on Compound Semiconductor Devices and Integrated Circuits, Stockholm, Sweden, May 21-24, 1995.
R. M. Spencer, S. S. O'Keefe, W. J. Schaff, L. F. Eastman, and C. Y. Tsai, Temperature effects on the high speed performance of quantum well lasers, IEEE Lasers and Electro-Optics Society, 8th annual meeting, San Francisco, California, Oct. 30-Nov. 2, 1995.
C. H. Lin, C. Y. Tsai, C. L. Chu, and Y. H. Lo, Effects of transport limited nonuniform pumping on multiple quantum well semiconductor lasers,” LEOS '94 7th Annual Meeting, Boston, Massachusetts, Oct. 31-Nov. 3, 1994.
R. M. Spencer, J. Greenberg, L. F. Eastman, C. Y. Tsai, and S. S. O’Keefe, High-speed direct modulation of semiconductor lasers, High Speed Diode Lasers, ed. by S. A. Gurevich, Singapore: World Scientific, 1998, pp. 41-80.