Articles with "pump beam" as a keyword



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Selecting the pre-detection characteristics for fiber coupling of parametric down-converted biphoton modes

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Published in 2017 at "Optics Communications"

DOI: 10.1016/j.optcom.2016.07.028

Abstract: Abstract Photon modes have an important role in characterizing the quantum sources of light. The two main pre-detection factors affecting the biphoton mode coupling in SPDC are the pump beam focusing parameter and the crystal… read more here.

Keywords: biphoton; pump beam; pre detection; biphoton modes ... See more keywords
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Stabilization of low-threshold two-plasmon parametric decay instability at oblique incidence of a microwave pump beam onto the plasma

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Published in 2023 at "Physics of Plasmas"

DOI: 10.1063/5.0155945

Abstract: It is shown that with an oblique incidence of a pump microwave in X2-mode electron cyclotron plasma heating (ECRH) experiments, the threshold power of a parametric decay instability (PDI) leading to excitation of two trapped… read more here.

Keywords: oblique incidence; decay instability; pump; pump beam ... See more keywords
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Spatial asymmetry of optical parametric fluorescence with a divergent pump beam and potential applications.

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Published in 2017 at "Optics express"

DOI: 10.1364/oe.25.007465

Abstract: The spatial distribution of the optical parametric fluorescence generated in a negative uniaxial nonlinear crystal is asymmetric with respect to the pump when the pump beam has a slight divergence angle. The formation mechanism of… read more here.

Keywords: optical parametric; pump; parametric fluorescence; pump beam ... See more keywords
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Spectral resolution enhancement for impulsive stimulated Brillouin spectroscopy by expanding pump beam geometry.

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Published in 2023 at "Optics express"

DOI: 10.1364/oe.487131

Abstract: Brillouin microscopy has recently emerged as a powerful tool for mechanical property measurements in biomedical sensing and imaging applications. Impulsive stimulated Brillouin scattering (ISBS) microscopy has been proposed for faster and more accurate measurements, which… read more here.

Keywords: spectroscopy; microscopy; geometry; pump beam ... See more keywords