THEORETICAL INVESTIGATION OF NONCOLLINEAR PHASE-MATCHED PARAMETRIC 4-PHOTON AMPLIFICATION OF ULTRASHORT LIGHT-PULSES IN ISOTROPIC MEDIA

PENZKOFER, A and LEHMEIER, HJ (1993) THEORETICAL INVESTIGATION OF NONCOLLINEAR PHASE-MATCHED PARAMETRIC 4-PHOTON AMPLIFICATION OF ULTRASHORT LIGHT-PULSES IN ISOTROPIC MEDIA. OPTICAL AND QUANTUM ELECTRONICS, 25 (11). pp. 815-844. ISSN 0306-8919,

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Abstract

The amplification of light signals (angular frequency omega(s)) in some isotropic media (D2O, fused silica, and Schott type SF10 glasses) by noncollinear phase-matched parametric four-photon interaction omega1 + omega2 --> omega(S) + omega(l) is studied theoretically. Computer simulations are carried out for fundamental and second-harmonic pump pulses of a mode-locked Nd:glass laser. Degenerate interaction (wavelength lambda1 = lambda2 = 1054 nm or 527 nm) and nondegenerate interaction (lambda1 = 1054 nm, lambda2 = 527 nm) are considered. Characteristic phase-matching parameters and gain parameters versus wavelength are determined. Limitations by spectral bandwidth, optical absorption, optical damage, self-phase modulation, self-focusing and stimulated Raman scattering are analysed.

Item Type: Article
Uncontrolled Keywords: OPTICAL FIBERS; SUPERCONTINUUM GENERATION; RAMAN-SCATTERING; FREQUENCY; SPECTROSCOPY; NONLINEARITIES; OSCILLATION; CONVERSION; RADIATION; CONTINUA;
Depositing User: Dr. Gernot Deinzer
Last Modified: 19 Oct 2022 08:42
URI: https://pred.uni-regensburg.de/id/eprint/53700

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