Sum and difference frequency mixing, which are the analogues of the second-order nonlinear optical processes were for the first time found in vibronic exciton systems under high-density excitations. Cascaded nonlinear Raman scattering was for the first time observed in the exciton system of PDA.
|Number of pages||4|
|Journal||Physica Status Solidi (C) Current Topics in Solid State Physics|
|State||Published - 6 Apr 2009|
|Event||8th International Conference on Excitonic Processes in Condensed Matter, EXCON'08 - Kyoto, Japan|
Duration: 22 Jun 2008 → 27 Jun 2008