Title :
Hot carrier multiplication in graphene
Author :
Jensen, Soren A. ; Tielrooij, Klaas-Jan ; Koppens, Frank ; Bonn, Mischa
Author_Institution :
FOM Inst. for Atomic & Mol. Phys., Amsterdam, Netherlands
Abstract :
The efficiency of hot carrier multiplication in monolayer graphene was studied using optical pump-THz probe spectroscopy. An energy conversion efficiency from photon to hot electrons exceeding 75 % was found.
Keywords :
graphene; hot carriers; monolayers; optical pumping; terahertz wave spectra; C; energy conversion efficiency; hot carrier multiplication efficiency; hot electrons; monolayer graphene; optical pump-terahertz probe spectroscopy; Graphene; Hot carriers; Optical pulses; Optical pumping; Optical sensors; Photonics; Ultrafast optics;
Conference_Titel :
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2013 38th International Conference on
Conference_Location :
Mainz
DOI :
10.1109/IRMMW-THz.2013.6665849
