Professor Zhi Yu Yang obtained his BSc degree (1983) from Fudan University and PhD degree (1988) from Purdue University. He joined the Physics Department of HKUST in 1992. In 1999, he was appointed Director of the Liquid Helium Facility. Professor Yang's main research interests include: - Polymer dynamics
- Physical properties of ultra-thin/nanostructured polymers
- Physics of II-VI and III-V semiconductor interfaces and quantum structures;
- Optical properties of novel materials such as carbon nanotubes and photonic crystals
Research Highlights Representative Publications "The effects of thermal annealing on the relaxation of rubbing-induced birefringence in polystyrene", K.P. Shiu, Z.Y. Qin and Z.Y. Yang, Eur. Phys. J. E 17, 139 - 147 (2005). "Measurements of sound transmission through panels of locally resonant materials between impedance tubes", K.M. Ho, Z. Yang, X.X. Zhang and P. Sheng, Applied Acoustics 66, 751-765 (2005). "Reflectance difference spectroscopy microscope for nanometer step height detection", W.F. Zhang, Z.Y. Qin and Z. Yang, Journal of Applied Physics 97, 74314 (2005). "Molecular Segmental Distortion in Rubbed Polystyrene", Z.Y. Qin, Y.H. Chen, K.P. Shiu and Z. Yang, Macromolecules 37, 3378 (2004). "Broadband locally resonant sonic shields", K.M. Ho, C.K. Cheng, Z. Yang, X.X. Zhang and P. Sheng, App. Phys. Lett. 83, 5566 (2003). "Infrared passbands from fractal slit patterns on a metal plate", W.J. Wen, Z, Yang, G. Xu, Y.H. Chen, L. Zhou, W.K. Ge, C.T. Chan and P. Sheng, Appl. Phys. Lett. 83, 2106 (2003). "Formation mechanism of TiO2 nanotubes", D. Yao, Y.F. Chan, X.Y. Zhang, W.F. Zhang, Z. Yang and N. Wang, Applied Physics Letters 82, 281-283 (2003). "The Applications of Reflectance Difference Spectroscopy in Semiconductors", Z. Yang, Internation Conference on Electronic Materials, Xi'an (2002). "Determination of the value of hole-mixing coefficients due to interface and electric field in GaAs/Al(Ga)As superlattices", X.L. Ye, Y.H. Chen, J.Z. Wang, Z.G. Wang and Z. Yang, Phys. Rev. B 63, 115317 (2001). "Rubbing-induced molecular alignment and its relaxation in polystyrene thin films", O.C. Tsang, F.C. Xie, O.K.C. Tsui, Z. Yang, J.M. Zhang, D.Y. Shen and X.Z. Yang, Journal of Polymer Science Part B-Polymer Physics 39, 2906-14 (2001). "The application of reflectance difference spectroscopy in condensed matter physics", Z. Yang, Trends in Applied Spectroscopy 3, 133 (2001). "Temporal Evolution of Relaxation in Rubbed Polystyrene Thin Films", O.C. Tsang, O.K.C. Tsui and Z. Yang, Phys. Rev. E 63, 61603 (2001). "Anisotropic strain in (100) ZnSe epilayers grown on lattice mismatched substrates", Z. Yang, I.K. Sou, and Y.H. Chen, J. Vac. Sci. and Technol. B 18, 2271 (2000). "Observation of common-atom interface potential effects on the optical properties of quantum wells", Y.H. Chen, Z. Yang, Z.G. Wang, X. Bo, and J.B. Liang, Phys. Rev. B 60, 1783 - 1787 (1999). "Observation of ZnSe/GaAs interface states by photomodulation reflectance difference spectroscopy", Z. Yang, Y.H. Chen, and I.K. Sou, Appl. Phys. Lett. 75, 528 (1999). "Optical Properties of the HgTe/CdTe Superlattices in Three Principal Regimes", Z. Yang, Z. Yu, Y. Lansari, J.W. Cook, Jr., and J.F. Schetzina, Phys. Rev. B 49, 8096 (1994).
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