Search Results - "Jarutis, V"

Focusing of Laguerre–Gaussian beams by axicon by Jarutis, V., Paškauskas, R., Stabinis, A.

“…A simple analytic expression describing the field of various orders of Bessel light beams produced by an axicon is obtained. The focusing properties of an…”
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Viscosity measurement using a rotating laser-trapped microsphere of liquid crystal by Murazawa, N, Juodkazis, S, Jarutis, V, Tanamura, Y, Misawa, H

“…We demonstrate that the viscosity measurement by a spinning laser-trapped liquid-crystal microsphere depends on the surface tension and hydrophobicity of…”
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Self-action of Bessel beam in nonlinear medium by Gadonas, R., Jarutis, V., Paškauskas, R., Smilgevičius, V., Stabinis, A., Vaičaitis, V.

“…The modifications of the angular spectrum of an intense Bessel beam caused by its self-action in nonlinear medium are revealed. The appearance of a central…”
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Second harmonic generation of higher-order Bessel beams by Jarutis, V., Matijošius, A., Smilgevičius, V., Stabinis, A.

“…Second harmonic generation of higher-order Bessel beams (Bessel vortices) formed by axicon was investigated in KTP crystal. A splitting of frequency-doubled…”
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Interaction of Bessel optical vortices in quadratic nonlinear medium by Stabinis, A., Orlov, S., Jarutis, V.

“…A vortical structure of second harmonic (SH) field excited in quadratic nonlinear medium by combined beam composed of two multiple-charged Bessel vortices of…”
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Subnanosecond microlaser pumped fan-out grating design MgO:PPLN optical parametric generator continuously tunable from near- to mid-infrared by Banys, J., Armalytė, S., Pimpė, J., Balachninaitė, O., Jarutis, V., Vengelis, J.

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Non-destructive periodic poling quality evaluation of MgO:PPLN and Rb:PPKTP crystals based on crystal translation and parametric light generation by Banys, J., Pimpė, J., Balachninaitė, O., Jarutis, V., Vengelis, J.

“…The work discloses a flexible, non-destructive, aberration-free, and automated periodic poling quality evaluation technique of the periodically poled crystals…”
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Enhancing conversion efficiency of MgO:PPLN and Rb:PPKTP crystal-based subnanosecond optical parametric generators by utilizing a supercontinuum seed by Banys, J., Armalytė, S., Pimpė, J., Balachninaitė, O., Jarutis, V., Vengelis, J.

“…This paper presents an approach to enhance the conversion efficiency of subnanosecond pulse duration microlaser-pumped optical parametric generators (OPGs)…”
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Transverse phase-matching in stimulated Raman scattering by a Bessel beam by Gadonas, R., Jarutis, V., Marcinkevičius, A., Smilgevičius, V., Stabinis, A., Vaičaitis, V.

“…The theoretical analysis of the transverse phase-matching conditions for the first Stokes and first anti-Stokes radiation in stimulated Raman scattering by a…”
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Angular distribution of second harmonic radiation generated by Bessel beam by Gadonas, R, Jarutis, V, Marcinkevičius, A, Smilgevičius, V, Stabinis, A

“…The theoretical and experimental results of the investigation of an angular distribution of second harmonic radiation generated by Bessel beam are presented…”
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Second-order Stokes and anti-Stokes coupling in stimulated Raman scattering by Bessel beam by Vaičaitis, V, Stabinis, A, Marcinkevičius, A, Jarutis, V

“…The theoretical analysis of the longitudinal and transverse phase-matching conditions for coupling of the second-order Stokes and anti-Stokes radiation in…”
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Vortex statistics in optical speckle fields by Staliunas, K, Berzanskis, A, Jarutis, V

“…An “ensemble of point vortices” approach is introduced to analyze the statistical properties of the chaotic “vortex gas” of optical speckle fields. A peculiar…”
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Parametric superfluorescence excited in sodium vapour by Bessel beams by Piskarskas, A., Stabinis, A., Vaičaitis, V., Jarutis, V.

“…The investigation results of the parametric superfluorescence excited in sodium vapour by two Bessel beams of different frequencies are presented. A…”
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Formation of amorphous sapphire by a femtosecond laser pulse induced micro-explosion by Mizeikis, Vygantas, Kimura, Shigeru, Surovtsev, Nikolay V., Jarutis, Vygandas, Saito, Akira, Misawa, Hiroaki, Juodkazis, Saulius

“…We report on structural characterization of void-structures created by a micro-explosion at the locus of a tightly focused femtosecond laser pulse inside the…”
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Resonators with manipulated diffraction due to two- and three-dimensional intracavity photonic crystals by Peckus, M., Rogalskis, R., Andrulevicius, M., Tamulevicius, T., Guobiene, A., Jarutis, V., Sirutkaitis, V., Staliunas, K.

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High efficiency femtosecond source of entangled photons by Jarutis, V., Juodkazis, S., Mizeikis, V., Misawa, H.

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Microrheology at the Liquid-Crystal Water Boundary by Murazawa, N., Juodkazis, S., Jarutis, V., Tanamura, Y., Misawa, H.

“…We demonstrate the viscosity measurement using laser-trapped liquid crystal droplet. The viscosity determined experimentally depended on the diameter of the…”
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Two-Photon Laser Lithography of photonic microstructures in photoresist SU-8 by Mizeikis, V., Seet, K.-K., Juodkazis, S., Jarutis, V., Misawa, H.

“…High quality three-dimensional micro-and nano-structures were fabricated in photoresist SU-8 by two-photon laser lithography. Extended periodic microstructures…”
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Studies of femtosecond pulse filamentation in borosilicate glass by Vanagas, E., Gaizauskas, E., Mizeikis, V., Jarutis, V., Juodkazis, S., Misawa, H.

“…Light filament formation in borosilicate glass under femtosecond pulse irradiation was investigated. The main observations were successfully reproduced by…”
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Second harmonic generation of Bessel vortices by Jarutis, V., Matijosius, A., Piskarskas, A., Smilgevicius, V., Stabinis, A.

“…Summary form only given. During the late 1990s, Bessel (nondiffracting) light beams have been under extensive consideration. An unapertured Bessel beam does…”
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