Wide Wavelength Tuning of Optical Antennas on Graphene with Nanosecond Response Time Yao, Yu ; Kats, Mikhail A. ; Shankar, Raji ; Song, Yi ; Kong, Jing ; Loncar, Marko ; Capasso, Federico Abstract Publication: Nano Letters Pub Date: January 2014 DOI: 10.1021/nl403751p Bibcode: 2014NanoL..14..214Y