Influence of Europium(III) β-Diketonate Complex on Orientational Responses in Ultrafast Optical Kerr Effect

Autor: A. G. Shmelev, Dmitry V. Lapaev, D. K. Zharkov, A. V. Leont’ev, Yu. G. Galyametdinov, A. A. Knyazev, Vladimir S. Lobkov, Victor G. Nikiforov
Rok vydání: 2019
Předmět:
Zdroj: Optics and Spectroscopy. 126:6-9
ISSN: 1562-6911
0030-400X
DOI: 10.1134/s0030400x19010132
Popis: Experiments on recording the ultrafast optical Kerr effect (OKE) in solution of europium(III) β‑diketonate complexes in toluene at a concentration of 10–2 mol/L showed that the total OKE signal is not a superposition of two contributions, one of which is related to the vibrational–rotational dynamics of toluene molecules, while the other is due to the vibrational–rotational dynamics of the europium(III) complexes. This immediately indicates that the europium(III) complexes essentially change the structure of liquid toluene, which is reflected in the character of an orientational response in picosecond range.
Databáze: OpenAIRE
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