Photo-physical characterization of rhodamine 6G in a 2-hydroxyethyl-methacrylate methyl-methacrylate copolymer

Holzer, W. and Gratz, H. and Schmitt, T. and Penzkofer, Alfons and Costela, A. and Garcia-Moreno, I. and Sastre, R. and Duarte, F. J. (2000) Photo-physical characterization of rhodamine 6G in a 2-hydroxyethyl-methacrylate methyl-methacrylate copolymer. CHEMICAL PHYSICS, 256 (1). pp. 125-136. ISSN 0301-0104

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Abstract

Some photo-physical parameters of 1 x 10(-4) and 5.9 x 10(-4) M samples of rhodamine 6G in a 2-hydroxyethyl-methacrylate methyl-methacrylate copolymer (volume mixture 1:1) are determined and compared with rhodamine 6G in methanol. They include the absorption cross-section and stimulated emission cross-section spectra, the fluorescence quantum distributions, quantum yields and lifetimes. The photo-degradation under steady-state and pulsed excitation is investigated. The saturable absorption behaviour under picosecond laser excitation is studied. (C) 2000 Elsevier Science B.V. All rights reserved.

Item Type: Article
Uncontrolled Keywords: STATE DYE-LASERS; SPECTROSCOPIC BEHAVIOR; FLUORESCENCE BEHAVIOR; EFFICIENT; PULSES; PHOTOSTABILITY; ABSORPTION; MATRICES; DODCI; GLASS; solid-state dye laser material; dye-doped polymer; rhodamine 6G; HEMA-MMA copolymer; fluorescence analysis; adsorption spectra; photo-degradation; saturable absorption; excited-state absorption
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Experimental and Applied Physics > Alumni or Retired Professors > Group Alfons Penzkofer
Depositing User: Dr. Gernot Deinzer
Date Deposited: 03 May 2022 09:04
Last Modified: 03 May 2022 09:04
URI: https://pred.uni-regensburg.de/id/eprint/42479

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