Institution: | 1. Department of Chemistry and HKU‐CAS Joint Laboratory on New Materials, The University of Hong Kong, Pokfulam Road, Hong Kong (China) http://chem.hku.hk/~chemhome/staff/cmche/cmche.htm;2. CNR‐ISMN, Istituto per lo Studio dei Materiali Nanostrutturati, Bologna (Italy);3. Department of Physics, The University of Hong Kong (China) |