Title :
Environment induced variation in the photoconductivity of graphene observed by terahertz spectroscopy
Author :
Docherty, Callum J. ; Cheng-Te Lin ; Joyce, Hannah J. ; Nicholas, Robin J. ; Li, Lain-Jong ; Johnston, Michael B.
Author_Institution :
Dept. of Phys., Univ. of Oxford, Oxford, UK
Abstract :
Chemical vapour deposition (CVD) grown graphene sheets were investigated using optical-pump terahertz-probe spectroscopy, revealing a dramatic variation in the photoinduced terahertz conductivity of graphene in different atmospheres.
Keywords :
chemical vapour deposition; graphene; photoconductivity; sheet materials; terahertz wave spectra; C; chemical vapour deposition; environment induced variation; graphene sheets; optical-pump terahertz-probe spectroscopy; photoinduced terahertz conductivity; Bleaching; Optical pumping; Photoconductivity; Probes; Spectroscopy; Stimulated emission;
Conference_Titel :
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2012 37th International Conference on
Conference_Location :
Wollongong, NSW
Print_ISBN :
978-1-4673-1598-2
Electronic_ISBN :
2162-2027
DOI :
10.1109/IRMMW-THz.2012.6380106
