講演情報

[19p-C43-13]Transmitted Wave Frequency Shift on a Moving Media Interface: between the Doppler and the Photon Recoil Effects

〇(D)Valentyn Ivan Lymar1, Evhen Makovetskyi1, Ruslan Vovk1 (1.Kharkiv Univ.)
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キーワード:

light-matter interaction、nonlinear optics、optical mixing、applied laser spectroscopy、interferometry、measurements of refractive index、velocity and particle diameter

A broad range of well-known nonlinear optics phenomena demonstrates feasibility of managing the substance by means of the optical field influence. But, in addition to the manifestation of nonlinear optical properties, the radiation-substance system may be brought into a state far from thermodynamic equilibrium forming so-called “optically induced dissipative structure”. Obviously, light absorption is important in this case. The combination of optical and thermodynamic nonlinearities becomes a characteristic property of the system, and studying it is mutually enriching. Three quantum mechanical models are suggested to describe a photon-moving interface interaction. The energy-momentum conservation laws give classical Doppler or photon recoil effects while account of a resonant absorption leads to stimulated Doppler effect. Experimental results are compared with theoretical models.

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