Search Results - "Sigaev, V.N."

One-step micro-modification of optical properties in silver-doped zinc phosphate glasses by femtosecond direct laser writing by Shakhgildyan, G.Yu, Lipatiev, A.S., Vetchinnikov, M.P., Popova, V.V., Lotarev, S.V., Golubev, N.V., Ignat'eva, E.S., Presniakov, M.M., Sigaev, V.N.

“…We demonstrate the possibility of joint formation of fluorescent silver clusters and plasmonic silver nanoparticles spatially confined in micron-sized domains…”
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Nanosized structural transformation and nonlinear optical properties of lithium niobium germanate glasses by Golubev, N.V., Sigaev, V.N., Stefanovich, S.Yu, Honma, T., Komatsu, T.

“…Glass formation in Li2O–Nb2O5–GeO2 (LNG) system, the structure and crystallization behavior of glasses that have compositions near the ratio Li2O/Nb2O5∼1…”
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Lanthanum borogermanate glass-based active dielectrics by Sigaev, V.N., Lotarev, S.V., Orlova, E.V., Stefanovich, S.Yu, Pernice, P., Aronne, A., Fanelli, E., Gregora, I.

“…Favorable properties of stillwellite-like LaBGeO 5 stimulated many attempts to realize them on an industrial scale. However, the growth of stillwellite single…”
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Second-order optical non-linearity initiated in Li2O-Nb2O5-SiO2 and Li2O-ZnO-Nb2O5-SiO2 glasses by formation of polar and centrosymmetric nanostructures by SIGAEV, V. N, GOLUBEV, N. V, VOUAGNER, D, KONSTANTINOVA, T. E, GLAZUNOVA, V. A, STEFANOVICH, S. Yu, KOMATSU, T, BENINO, Y, PERNICE, P, ARONNE, A, FANELLI, E, CHAMPAGNON, B, CALIFANO, V

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Structure of lead germanate glasses by Raman spectroscopy by Sigaev, V.N., Gregora, I., Pernice, P., Champagnon, B., Smelyanskaya, E.N., Aronne, A., Sarkisov, P.D.

“…Lead germanate glasses of the xPbO(1− x)GeO 2 compositions with x ranging from 0.200 to 0.625 have been synthesised and their crystallisation behaviour and…”
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KTiOPO4 precipitation from potassium titanium phosphate glasses, producing second harmonic generation by SIGAEV, V. N, PERNICE, P, ARONNE, A, AKIMOVA, O. V, STEFANOVICH, S. Yu, SCAGLIONE, A

“…Glass formation in the K2O-TiO2-P2O5-SiO2 system, and the structure and crystallization behavior of glasses having compositions near the stoichiometry of…”
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Influence of alumina addition on crystallization and texturing behavior of LaBGeO5 glass by Sigaev, V.N., Pernice, P., Aronne, A., Fanelli, E., Lotarev, S.V., Orlova, E.V., Califano, V., Champagnon, B., Vouagner, D.

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Amorphous nanostructuring in potassium niobium silicate glasses by SANS and SHG: a new mechanism for second-order optical non-linearity of glasses by Sigaev, V.N, Stefanovich, S.Yu, Champagnon, B, Gregora, I, Pernice, P, Aronne, A, LeParc, R, Sarkisov, P.D, Dewhurst, C

“…Potassium niobium silicate (KNS) glasses xK 2O xNb 2O 5(1−2 x)SiO 2 with x=0.167; 0.182; 0.200; 0.220 and 0.250 have been subjected to prolonged heat…”
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Structure and crystallization behavior of glasses in the BaO–B2O3–Al2O3 system by Pernice, P, Esposito, S, Aronne, A, Sigaev, V.N

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Surface and bulk stillwellite textures in glasses of the La2O3–B2O3–GeO2 system by Sigaev, V.N., Sarkisov, P.D., Pernice, P., Aronne, A., Datsenko, A.M., Stefanovich, S.Yu, Fertikov, V.I., Pozhogin, O.A., Zakharkin, D.A.

“…Both surface and bulk textures penetrating the whole volume of the glass may be formed in glasses of the La2O3-B2O3-GeO2 system near the stoichiometry of…”
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Optical amplification in Ni 2 + -doped gallium germanosilicate glass-ceramics by Grabtchikov, A.S., Khodasevich, I.A., Golubev, N.V., Ignat’eva, E.S., Mashinsky, V.M., Kozlova, E.O., Malashkevich, G.E., Sigaev, V.N.

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Ultrafast Laser-Induced Precipitation and Reshaping of Silver Nanoparticles in Phosphate Glass by Shakhgildyan, G.Yu, Lipatiev, A.S., Fedotov, S.S., Vetchinnikov, M.P., Lotarev, S.V., Sigaev, V.N.

“…We studied the precipitation process of silver nanoparticles (NPs) in the micron-sized waveguides laser-written in silver-containing phosphate glass. At the…”
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Nanostructuring in potassium titanium phosphate glasses containing SiO2 by Sigaev, V.N., Pernice, P., Depero, L.E., Aronne, A., Bontempi, E., Akimova, O.V., Fanelli, E.

“…Glasses from which the ferroelectric phase KTiOPO4 can crystallise were prepared and studied. Two glasses having the 92(K2O.2TiO2.P2O5).8SiO2 (KTP-8Si) and the…”
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Vibrational spectroscopy of LaBSiO5 glass and glass–crystal composites by Kratochvı́lová-Hrubá, I, Gregora, I, Pokorný, J, Kamba, S, Zikmund, Z, Petzelt, J, Čerňanský, M, Studnička, V, Sigaev, V.N, Smelyanskaya, E.N

“…Ir reflectivity and Raman scattering spectra of LaBSiO5 glass and glass-crystal composites were studied at 25-260 C. Using an analogy with the LaBGeO5 crystal,…”
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Microstructure and optical properties of tracks with precipitated silver nanoparticles and clusters inscribed by the laser irradiation in phosphate glass by Shakhgildyan, G.Yu, Lipatiev, A.S., Fedotov, S.S., Vetchinnikov, M.P., Lotarev, S.V., Sigaev, V.N.

“…Direct laser writing (DLW) in transparent dielectric hosts such as oxide glasses allows 3D micro-and nano-modification of materials structure and properties…”
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Local electric field enhancement in the vicinity of aggregates of Ag, Au, Rb containing nanoparticles in oxide glasses by Srabionyan, V.V., Vetchinnikov, M.P., Rubanik, D.S., Durymanov, V.A., Viklenko, I.A., Avakyan, L.A., Zinina, E.M., Shakhgildyan, G.Yu, Sigaev, V.N., Bugaev, L.A.

“…•Local electric field enhancement (LEFE) for NPs aggregate in oxide glass was obtained.•Approach to LEF analysis reproduces Er3+ luminescence enhancement by Ag…”
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Grain-oriented surface crystallization of lanthanum borosilicate and lanthanum borogermanate glasses by Sigaev, V.N., Lopatina, E.V., Sarkisov, P.D., Stefanovich, S. Yu, Molev, V.I.

“…Under appropriate conditions (high temperature gradient, rapid heating and following prolonged isothermal treatment, suppression of bulk crystallization,…”
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Optical amplification in Ni2+-doped gallium germanosilicate glass-ceramics by Grabtchikov, A.S., Khodasevich, I.A., Golubev, N.V., Ignat’eva, E.S., Mashinsky, V.M., Kozlova, E.O., Malashkevich, G.E., Sigaev, V.N.

“…Transparent germanosilicate glass-ceramics embedding γ-Ga2O3:Ni2+ nanocrystals have been fabricated. Optical amplification in the glass-ceramics was observed…”
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Effects of Al2O3 addition on microstructure and luminescence of transparent germanosilicate glass-ceramics with incorporated spinel Ga-oxide nanocrystals by Golubev, N.V., Ignat'eva, E.S., Lipatiev, A.S., Ziaytdinova, M.Z., Lapushkin, G.I., Sigaev, V.N., Poliakov, M.V., Paleari, A., Lorenzi, R.

“…Ga-oxide spinel nanocrystals are wide band gap systems, which can be incorporated in a glass matrix by phase separation mechanisms. In suitable conditions,…”
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Local atomic structure and optical properties of zinc-phosphate glasses single-doped with Ag, Au, Rb, Nd and Er by Vetchinnikov, M.P., Srabionyan, V.V., Zinina, E.M., Ignat'eva, E.S., Runina, K.I., Durymanov, V.A., Viklenko, I.A., Rubanik, D.S., Pankov, I.V., Khramov, E.V., Veligzhanin, A.A., Avakyan, L.A., Shakhgildyan, G.Yu, Sigaev, V.N., Bugaev, L.A.

“…•Type, structure of Ag, Au, Rb, Nd, Er centers in single-doped PZ glasses determined.•Ag, Au, Rb, Nd, Er local structures similarity in glasses and reference…”
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