Ou, Encai Macroscopic, free-standing Ag-reduced, graphene oxide Janus films prepared by evaporation-induced self-assembly. [electronic resource] - Chemistry (Weinheim an der Bergstrasse, Germany) Aug 2011 - 8789-93 p. digital Publication Type: Journal Article ISSN: 1521-3765 Standard No.: 10.1002/chem.201101256 doi