Title :
Terahertz imaging and spectroscopy of large-area single-layer graphene
Author :
Tomaino, J.L. ; Jameson, A.D. ; Kevek, J.W. ; Paul, M.J. ; van der Zande, A.M. ; Barton, R.A. ; McEuen, P.L. ; Minot, E.D. ; Lee, Yun-Shik
Author_Institution :
Dept. of Phys., Oregon State Univ., Corvallis, OR, USA
Abstract :
THz imaging and spectroscopy using broadband THz pulses map out the THz carrier dynamics of a large-area graphene-on-Si sample, showing that the local sheet-conductivity varies across the sample from σs = 1.7 × 10-3 to 2.4 × 10-3 Ω-1.
Keywords :
electrical conductivity; graphene; silicon; terahertz spectroscopy; terahertz wave imaging; C; Si; broadband THz pulses map out; large area single layer graphene; local sheet conductivity; terahertz imaging; terahertz spectroscopy; Conductivity; Conductivity measurement; Imaging; Optical pulses; Silicon; Spectroscopy; Substrates;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
