Characterization of nonlinear absorption in phosphine-substituted bithiophenes

Author

Pritchett, Timothy M. ; Wang, Jianwei ; Lawson, Christopher M. ; Zhao, Qun ; Gray, Gary M.

Author_Institution

Res. Lab., AMSRD-ARL-SE-EM, U.S. Army, Adelphi, MD, USA

fYear

2009

fDate

2-4 June 2009

Firstpage

1

Lastpage

2

Abstract

The two-photon absorption cross-sections of two novel derivatives of 5,5´-bis(diphenylphosphino)-2,2´-bithiophene have been measured using Z scans employing 27-ps pulses at multiple pulse energies, yielding values of 1500 plusmn 50 GM and 2830 plusmn 50 GM.

Keywords

high-speed optical techniques; nonlinear optics; organic compounds; two-photon spectra; 5,5´-bis(diphenylphosphino)-2,2´-bithiophene; derivatives; nonlinear absorption; open-aperture Z scans; phosphine-substituted bithiophenes; picosecond laser pulses; two-photon absorption cross-sections; Chemical lasers; Electromagnetic wave absorption; Nonlinear optics; Optical materials; Optical pulses; Optical sensors; Organic materials; Pulse measurements; Semiconductor materials; Space vector pulse width modulation; (160.4890) Organic materials; (190.4710) Optical nonlinearities in organic materials;

fLanguage

English

Publisher

ieee

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

Type

conf

Filename

5224901