Abstract
The first experimental results on selective detection of the collective (libration) response in a liquid using a scheme of non-resonance double-pulse spectroscopy based on detecting the ultrafast optical Kerr effect (OKE) in ortho-dichlorobenzene at room temperature are presented. Nonrelevant vibrational and rotational responses are dumped and the relevant libration molecular responses are amplified by varying the duration, delay, and relative intensities of linearly polarized pump pulses.
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Original Russian Text © D.K. Zharkov, A.G. Shmelev, A.V. Leontyev, V.G. Nikiforov, V.S. Lobkov, 2016, published in Izvestiya Rossiiskoi Akademii Nauk. Seriya Fizicheskaya, 2016, Vol. 80, No. 7, pp. 924–926.
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Zharkov, D.K., Shmelev, A.G., Leontyev, A.V. et al. Femtosecond non-resonance double-pulse spectroscopy of molecular librations in ortho-dichlorobenzene. Bull. Russ. Acad. Sci. Phys. 80, 845–847 (2016). https://doi.org/10.3103/S106287381607025X
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DOI: https://doi.org/10.3103/S106287381607025X