
Optical observation of different conformational isomers in rubrene ultra-thin molecular films on epitaxial graphene
Keywords: اپیتاکسی تیرهای مولکولی آلی; Rubrene; Organic molecular beam epitaxy; Optical in-situ spectroscopy; Differential reflectance spectroscopy; Low energy electron; Diffraction; Scanning tunneling microscopy; Graphite