PolyU

Teaching Fellow

Dr. Leung Chun Sing

梁振聲博士

BSc, BEng, MPhil, Ph.D.

TU716, Yip Kit Chuen Bldg.

chun-sing-hkpu.leung

3400 3905

Qualifications

• Ph.D. (Astrophysics), University of Chinese Academy of Sciences, 2011
• Certificate in Radio Astronomy, Manchester University, 2005
• PGDE, The Chinese University of Hong Kong, 2001
• M.Phil(Astronomy and Astrophysics)., The University of Hong Kong, 2000
• BSc in Mathematics, Open University of Hong Kong, 1997
• BENG(Hons) in Mechatronic Engineering, City University of Hong Kong, 1997
• Team leader of Theoretical Astronomical Group of Hong Kong Astronomical Society, since 2010

Research Interests

• Astrophysics
• Radio Astronomy
• Cosmology 

Honor and Awards

• 2020-present: Member, International Astronomical Union (IAU)
• Discover a Nova from Chinese National Astronomical Observatory at 1999. The International Astronomical Union's code is SN1999bs.

Selected Publications

• Man Ho Chan, Chu Fai Yeung, Lang Cui, Chun Sing Leung, Analysing the radio flux density profile of the M31 galaxy: a possible dark matter interpretation. Monthly Notices of the Royal Astronomical Society. Volume 501, Issue 4, Pages 5692–5696, (2021)
• Tiberiu Harko, Man Kwong Mak, Chun Sing Leung. Vortex solutions in atomic Bose-Einstein Condensates via the Adomian decomposition method. Romanian Reports in Physics. Volume 72, Number 3, (2020)
• M. H. Chan, L. Cui, J. Liu & C. S. Leung. Ruling out ~ 100-300 GeV thermal relic annihilating dark matter by radio observation of the Andromeda galaxy. The Astrophysical Journal 872, 177 (2019)
• Mak Man Kwong, C.S.Leung and Tiberiu Harko, "Computation of the general relativistic perihelion precession and of light deflection via the Laplace-Adomian Decomposition Method" Adv. High Energy Phys.2018 7093592
• T.Harko, M.K.Mak and C.S.Leung, "Solving the nonlinear biharmonic equation by the Laplace-Adomian and Adomian Decomposition Methods". Surveys in Mathematics and its Applications, 2018, Volume 13, 183-213
• Xiaoyue Zhang, Man Ho Chan, Tiberiu Harko, Shi-Dong Liang, C.S.Leung "Slowly rotating Bose Einstein Condensate galactic dark matter halos, and their rotation curves" Eur. Phys. J. C (2018) 78:346
• C.S.Leung, Tsz Chung Poon, Tiberiu Harko, M.K.Mak, "Exact solutions of the Black-Scholes equation with security dependent potential via reduction to Schrodinger-Riccati Equation." (submitted February 2018)
• T.Harko, Chor Yin Ho, C.S.Leung, Stan Yip, Jacobi stability analysis of the Lorenz system . International Journal of Geometric Methods in Modern Physics , 2015, Volume 12, Issue 07, 1550081
• T.Harko, C.S.Leung and G. Mocanu, Generalized Langevin equation with colored noise description of the stochastic oscillations of accretion disks,The European Physical Journal C, Volume 74, Issue 5, 2900 (2014)
• C.S.Leung, G.Mocan T.Harko, Generalized Langevin equation description of the stochastic oscillations of general relativistic disks, Journal of Astrophysics and Astronomy Septermber 2014, Volume 35, Issue 3, pp449-452
• C.S.Leung, J. Y. Wei, A. K. H. Kong, Z. Kovács, T. Harko, Fractal dimension and thermodynamic fluctuation properties of IDV light curves, Research in Astronomy and Astrophysics 11 (2011) 1031-1045
• C.S.Leung, J.Y.Wei, T.Harko and Z.Kovacs, Modelling the IDV Emissions of the BL Lac Objects with a Langevin Type Stochastic Differential Equation, Journal of Astrophysics and Astronomy June 2011, Volume 32, Issue 1-2, pp 189-192