Publications 2020
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Wei Luo, Ying Xue, Jie Huang, Liying Lin, Bei Shi, and Kei May Lau, "Comparison of growth structures for continuous-wave electrically pumped 1.55 μm quantum dash lasers grown on (001) Si", Photonics Research, vol. 8, no. 12, pp.1888-1894, 2020
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Yu Han, Kei May Lau, "III-V lasers selectively grown on (001) silicon", Journal of Applied Physics, vol. 128, no. 20, pp.200901, 2020
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Xu Zhang, Longheng Qi, Wing Cheung Chong, Peian Li, Chak Wah Tang, Kei May Lau, "Active matrix monolithic micro-LED full-color microdisplay", Journal of the Society for Information Display, 2020; 1-10
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Peian Li, Xu Zhang, Yangfeng Li, Longheng Qi, Chak Wah Tang, Kei May Lau, "Monolithic full color microdisplay using patterned quantum dot photoresist on dual wavelength LED epilayers", Journal of the Society for Information Display, 2020; 1-9
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Chunyu Zhao, Xu Zhang, Chak Wah Tang, Jiannong Wang, and Kei May Lau, "Selective lateral photoelectrochemical wet etching of InGaN nanorods", Journal of Vacuum Science & Technology B, vol. 38, no. 6, pp.060602, 2020
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Yuliang Zhang, Xu Zhang, Min Zhu, Jiaxiang Chen, Chak Wah Tang, Kei May Lau, and Xinbo Zou, "Forward Conduction Instability of Quasi-Vertical GaN p-i-n Diodes on Si Substrates", IEEE Transactions on Electron Devices, vol. 67, no. 10, pp.3992-3998, 2020
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Bei Shi, Sergio Pinna, Wei Luo, Hongwei Zhao, Si Zhu, Simone T. Suran Brunelli, Kei May Lau, and Jonathan Klamkin, "Comparison of static and dynamic characteristics of 1550 nm quantum dash and quantum well lasers", Optics Express, vol. 28, no. 18, pp.26823-26835, 2020
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Qifeng Lyu, Huaxing Jiang, and Kei May Lau, "High gain and high ultraviolet/visible rejection ratio photodetectors using p-GaN/AlGaN/GaN heterostructures grown on Si", Applied Physics Letters, vol. 117, no. 07, pp.071101, 2020 ( Featured on the cover of Applied Physics Letters )
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Yu Han, Zhao Yan, Ying Xue, and Kei May Lau, "Micrometer-scale InP selectively grown on SOI for fully integrated Si-photonics", Applied Physics Letters, vol. 117, no. 05, pp.052102, 2020
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Chunyu Zhao, Chak Wah Tang, Jiannong Wang, and Kei May Lau, "Ultra-low threshold green InGaN quantum dot microdisk lasers grown on silicon", Applied Physics Letters, vol. 117, no. 03, p.031104, 2020
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Zhao Yan, Yu Han, and Kei May Lau, "InAs nano-ridges and thin films grown on (001) silicon substrates", Journal of Applied Physics, vol. 128, no. 03, p. 035302, 2020
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Zhao Yan, Yu Han, and Kei May Lau, "Multi-heterojunction InAs/GaSb nano-ridges directly grown on (001) Si", Nanotechnology, vol. 31, no. 34, pp.345707, 2020
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Ying Xue, Wei Luo, Si Zhu, Liying Lin, Bei Shi, and Kei May Lau, "1.55 µm electrically pumped continuous wave lasing of quantum dash lasers grown on silicon", Optics Express, vol. 28, no. 12, pp.18172-18179, 2020 ( Featured in Semiconductor Today )
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Chunyu Zhao, Chak Wah Tang, Billy Lai, Guanghui Cheng, Jiannong Wang, and Kei May Lau, "Low-efficiency-droop InGaN quantum dot light-emitting diodes operating in the “green gap”", Photonics Research, vol. 8, no. 5, pp.750-754, 2020
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Yu Han, Zhao Yan, Wai Kit Ng, Ying Xue, Kar Wei Ng, Kam Sing Wong and Kei May Lau, "III-V micro- and nano-lasers deposited on amorphous SiO2", Applied Physics Letters, vol. 116, no. 17, pp.172102, 2020
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Wei Luo, Ying Xue, Bei Shi, Si Zhu, Xu Dong, and Kei May Lau, "MOCVD growth of InP-based 1.3 μm quantum dash lasers on (001) Si", Applied Physics Letters, vol. 116, no. 14, pp.142106, 2020 ( Featured in Semiconductor Today )
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Ying Xue, Yu Han, Yi Wang, Zunyue Zhang, Hon Ki Tsang, and Kei May Lau, "Bufferless III–V photodetectors directly grown on (001) silicon-on-insulators", Optics Letters, vol. 45, no. 7, pp.1754-1757, 2020
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Baile Chen, Yating Wan, Zhiyang Xie, Jian Huang, Ningtao Zhang, Chen Shang, Justin Norman, Qiang Li, Yeyu Tong, Kei May Lau, Arthur C. Gossard, and John E. Bowers, "Low Dark Current High Gain InAs Quantum Dot Avalanche Photodiodes Monolithically Grown on Si", ACS Photonics, vol. 7, pp.528-533, 2020
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Yating Wan, Chen Shang, Justin Norman, Bei Shi, Qiang Li, Noelle Collins, Mario Dumont, Kei May Lau, Arthur C. Gossard, and John E. Bowers, "Low Threshold Quantum Dot Lasers Directly Grown on Unpatterned Quasi-Nominal (001) Si", IEEE Journal of Selected Topics in Quantum Electronics, vol. 26, no. 2, pp.1900409, 2020
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Xing Lu, Xianda Zhou, Huaxing Jiang, Kar Wei Ng, Zimin Chen, Yanli Pei, Kei May Lau, and Gang Wang "1-kV Sputtered p-NiO/n-Ga2O3 Heterojunction Diodes With an Ultra-Low Leakage Current Below 1 µA/cm2", IEEE Electron Device Letters, vol. 41, no. 3, pp.449-452, 2020
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Xinbo Zou, Xu Zhang, Yu Zhang, Qifeng Lyu, Chak Wah Tang, and Kei May Lau, "GaN Single Nanowire p−i−n Diode for High-Temperature Operations", ACS Applied Electronic Materials, vol. 2, no. 3, pp.719-724, 2020
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Yangfeng Li, Chak Wah Tang, and Kei May Lau, "Comparison of the AlN and GaN crystalline quality on 2-inch silicon substrate via two growth methods", Journal of Crystal Growth, vol. 535, no. 12, pp.125545, 2020
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Yangfeng Li, Zijing Jin, Yu Han, Chunyu Zhao, Jie Huang, Chak Wah Tang, Jiannong Wang, and Kei May Lau, "Surface morphology and optical properties of InGaN quantum dots with varying growth interruption time", Materials Research Express, vol. 7, no. 1, pp.015903, 2020
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Xing Lu, Xu Zhang, Huaxing Jiang, Xinbo Zou, Kei May Lau, and Gang Wang "Vertical β-Ga2O3 Schottky Barrier Diodes with Enhanced Breakdown Voltage and High Switching Performance", Physica Status Solidi A, vol. 217, pp.1900497, 2020
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Yu Han, Zhao Yan, Wai Kit Ng, Ying Xue, Kam Sing Wong and Kei May Lau, "Bufferless 1.5 um III-V lasers grown on Si-photonics 220 nm silicon-on-insulator platforms", Optica, vol. 7, no. 2, pp.148-153, 2020 ( Featured in Semiconductor Today ) ( Featured in Compound Semiconductor ) ( Featured in Photonics.com )