1. 半導體物理與光學
2. 低溫顯微光譜
3. 超快光譜
4. 量子光學
5. 新穎奈米光電材料與元件

半導體奈米結構與材料，包括半導體量子點、奈米線、奈米鑽石、新穎二維材料等，主題涵蓋光 – 物質之基本交互作用、微共振腔、單光子輻射與量子光學、載子自旋動力學等，並藉由研究新穎半導體材料之特殊物理特性，發展新世代量子光電與電子元件。

1. Wei-Ting Hsu, Yen-Lun Chen, Chang-Hsiao Chen, Pang-Shiuan Liu, Tuo-Hung Hou, Lain-Jong Li, Wen-Hao Chang, “Optically Initialized Robust Valley-Polarized Holes in Monolayer WSe2”, Nature Communications, accepted (2015)
2. Ming-Yang Li, Yumeng Shi, Chia-Chin Cheng, Li-Syuan Lu, Yung-Chang Lin, Hao-Lin Tang, Meng-Lin Tsai, Chih-Wei Chu, Kung-Hwa Wei, Jr-Hau He, Wen-Hao Chang, Kazu Suenaga, and Lain-Jong Li, “Epitaxial growth of a monolayer WSe2-MoS2 lateral p-n junction with an atomically sharp interface”, Science 349, 524 (2015)
3. Wei-Ting Hsu, Zi-Ang Zhao, Lain-Jong Li, Chang-Hsiao Chen, Ming-Hui Chiu, Pi-Shan Chang, Yi-Chia Chou, and Wen-Hao Chang, “Second Harmonic Generation from Artificially Stacked Transition Metal Dichalcogenide Twisted Bilayers”, ACS Nano 8, 2951 (2014)
4. Wen-Che Tsai, Yen-Ting Chen, Chia-Hsien Lin, Wei-Ting Hsu, Yung-Sheng Hsu, Li-Chyong Chen, Kuei-Hsien Chen, Wen-Hao Chang, “Suppressed piezoelectric polarization in single InGaN/GaN heterostructure nanowires”, Phys. Rev. B 88, 155323 (2013)
5. Y.-J. Lu, J. Kim, H.-Y. Chen, C. Wu, N. Dabidian, C. E. Sanders, C.-Y. Wang, M.-Y. Lu, B.-H. Li, X. Qiu, W.-H. Chang, L.-J. Chen, G. Shvets, C.-K. Shih, and S. Gwo, “Plasmonic Nanolaser Using Epitaxially Grown Silver Film”, Science 337, 450 (2012)
6. H. Lin, C.-H. Lin, W.-C. Lai, Y.-S. Lee, S.-D. Lin, and W.-H. Chang, “Stress tuning of strong and weak couplings between quantum dots and cavity modes in microdisk microcavities”, Phys. Rev. B 84, (R) 201301 (2011)
7. C.-H. Lin, W.-T. You, H.-Y.Chou, S.-J. Cheng, S.-D. Lin, and W.-H. Chang, “Anticorrelation between the splitting and polarization of the exciton fine structure in single self-assembled InAs/GaAs quantum dots”, Phys. Rev. B 83, 075317 (2011)
8. M.-F. Tsai, H. Lin, C.-H. Lin, S.-D. Lin, S.-Y. Wang, S.-J. Cheng, M.-C. Lee, W.-H. Chang, “Diamagnetic Responses of Exciton Complexes in Semiconductor Quantum Dots”, Phys. Rev. Lett. 101, 267402 (2008)
9. W.-H. Chang, W.-Y. Chen, H.-S. Chang, T. M. Hsu*, T.-P. Hsieh and J.-I. Chyi, “Efficient single photon sources based on quantum dots in photonic crystal nanocavities”, Phys. Rev. Lett. 96, 117401 (2006)