Aspects of the second harmonic generation of femtosecond pulses in biaxial crystals
Aspects of second harmonic generation (SHG) in biaxial crystals pumped by focused radiation of a femtosecond laser are investigated. The efficiency of SHG grows when the duration of femtosecond pulses is shortened by raising of the number of nonlinear interactions between the light waves. The growth...
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Veröffentlicht in: | Bulletin of the Russian Academy of Sciences. Physics 2017-09, Vol.81 (9), p.1146-1149 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Aspects of second harmonic generation (SHG) in biaxial crystals pumped by focused radiation of a femtosecond laser are investigated. The efficiency of SHG grows when the duration of femtosecond pulses is shortened by raising of the number of nonlinear interactions between the light waves. The growth of SHG spots is explained by the increase in the angles of phase dispersion. |
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ISSN: | 1062-8738 1934-9432 |
DOI: | 10.3103/S1062873817090106 |