Supported by the National Natural Science Foundation of China(No.60171008);Shanghai Science and Technology Commit-tee(No.0452nm087).
Introduction Chirality is defined as the absence of inversion symmetry,however,it is actually a pseudo-scalar of objects or figures,and does not depend for its definition on any connection to the physical world[1-5]. ...
This work was supported by the National Natural Science Foundation of China(No.60171008);Shanghai Science and Technology Committee(No.0214nm005,No.0452nm087).
A simple preparation of ultrathin nanoporous gold film was described. Copper and gold were used to fabricate Cu-Au alloy films through vacuum deposition. The formation of nanoporous gold films from the alloy films inv...