supported by the National Natural Science Foundation of China (10975138, 10505019 and 10775126);the Scientific Research Foundation of the Graduate School of the University of Science and Technology of China
The molecular orientation of perylene-3,4,9,10-tetracarboxylic acid dianhydride (PTCDA) multilayers adsorbed on Au (111) surface has been investigated using angular dependent O K-edge near edge X-ray absorption fine s...