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Nonlinear optical processes in one-dimensional polymers

  • SUNY Buffalo

Research output: Contribution to journalConference articlepeer-review

Abstract

New phenomena were observed theoretically in nonlinear optical responses of polydiacetylene-toluene sulfonate (PTS) irradiated by a strong laser beam. Within a two-level model of PTS, the transient behavior of the induced susceptibility is investigated. Optical nutation is found. The optical Stark blue shift and bleaching are also found in qualitative agreement with experiments. In the steady state, a new type of optical tristability mediated by phonons is found. A possible mechanism is discussed.

Original languageEnglish
Pages (from-to)297-304
Number of pages8
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume1352
StatePublished - 1990
EventFirst International School on Laser Surface Microprocessing - Tashkent, USSR
Duration: Oct 30 1989Nov 3 1989

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