Title :
Ultrafast terahertz probe of spin-density wave dynamics in organic conductor (TMTSF)2PF6
Author :
Watanabe, S. ; Kondo, R. ; Kagoshima, S. ; Shimano, R.
Author_Institution :
Dept. of Phys., Univ. of Tokyo, Tokyo, Japan
Abstract :
Photo-induced terahertz reflectivity change of the spin-density wave (SDW) gap in (TMTSF)2PF6 is observed. We find an ultrafast (~ps) increase of terahertz conductivity indicating a destabilization of the SDW states by a weak photo-excitation.
Keywords :
high-speed optical techniques; organic compounds; photoexcitation; spin density waves; submillimetre wave spectra; SDW states; organic conductor; photoexcitation; photoinduced terahertz reflectivity; spin-density wave dynamics; terahertz conductivity; ultrafast terahertz probe; Conductivity; Conductors; Frequency estimation; Laser excitation; Optical pulses; Optical pumping; Probes; Reflectivity; Stationary state; Ultrafast optics; (300.6250); (300.6495);
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
