Long ZhangLong Zhang is a Postdoctoral Fellow in the Department of Energy and Power Engineering at the Beijing Institute of Technology, China. He obtained his Ph.D. degrees from both The Hong Kong Polytechnic University and Harbin Institute of Technology, Chin. His research interests include frosting mechanisms on cold surfaces, frosting characteristics on finned tube heat exchangers, and frosting and defrosting performances for air source heat pump systems. He has published more than 16 papers as in the heat and mass transfer field, including 10 as the lead/corresponding author. Read More Read Less