基金National Natural Science Foundation of China(61006050)National High Technology Research and Development Program of China(2011AA050507)+1 种基金Natural Science Foundation of Beijing(2151004)Fundamental Research Funds for the Central Universities in China(13ZD05)
基金supported by the HK-RGCGeneral Research Funds(HKUST 605710,604809,612111,612113)partially supported by ITS/117/13 from Hong Kong Innovation Technology Commission