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Stimulated Raman scattering in suspension of submicron diamond particles

MetadataDetails
Publication Date2020-12-01
JournalJournal of Physics Conference Series
AuthorsA. N. Baranov, Dongxue Bi, Š’. Š”. Горелик, A. D. Kudryavtseva, A.N. Maresev
InstitutionsLomonosov Moscow State University, Moscow Institute of Physics and Technology

Abstract We report on the first experimental observation of stimulated Raman scattering (SRS), stimulated low-frequency Raman scattering and multiphoton excited negatively-charged single nitrogen-vacancy (NV-) centers luminescence in ethanol suspension of submicron diamond particles obtained at high pressures and temperatures (HPHT). The Stokes and anti-Stokes SRS components with a frequency shift of 1332 cm āˆ’1 , corresponding to the fundamental optical mode of diamond crystal were observed. The spectral characteristics and energy thresholds of the studied processes were determined.