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authFullName_s : O. Shpotyuk

Positron annihilation probing of crystallization effects in TAS-​235 glass affected by Ga additions

O. Shpotyuk , A. Ingram , Bruno Bureau , Yaroslav Shpotyuk , Catherine Boussard-Plédel et al.
Journal of Physics and Chemistry of Solids, 2014, 75 (9), pp.1049-1053. ⟨10.1016/j.jpcs.2014.05.004⟩
Journal articles hal-01015567v1

Photoelastic and acousto-optic effects in 65GeS2-25Ga2S3-10CsCl glass

B. Mytsyk , O. Shpotyuk , N. Demyanyshyn , Y. Kost , A. Andrushchak et al.
Journal of Non-Crystalline Solids, 2018, 481, pp.160-163. ⟨10.1016/j.jnoncrysol.2017.10.036⟩
Journal articles hal-01695546v1

Influence of free volumes on functional properties of modified chalcogenide glasses and oxide ceramics

H. Klym , O. Shpotyuk , A. Ingram , Laurent Calvez , I. Hadzaman et al.
4th International Conference Nanotechnology and Nanomaterials, NANO 2016, Aug 2016, Lviv, Ukraine. ⟨10.1007/978-3-319-56422-7_36⟩
Conference papers hal-01619418v1

Free-Volume Nanostructurization in Ga-Modified As2Se3 Glass

Ya Shpotyuk , A. Ingram , O. Shpotyuk , A. Dziedzic , C. Boussard-Plédel et al.
Nanoscale Research Letters, 2016, 11 (1), pp.1--7. ⟨10.1186/s11671-016-1237-8⟩
Journal articles hal-01259409v1
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On the glass transition temperature Tg against molar volume Vm plotting in arsenoselenide glasses

M. Shpotyuk , J. Szlęzak , Y. Shpotyuk , C. Boussard-Plédel , B. Bureau et al.
Journal of Non-Crystalline Solids, 2020, 528, pp.119758. ⟨10.1016/j.jnoncrysol.2019.119758⟩
Journal articles hal-02443576v1

Free-volume structure of polyvinylpyrrolidone-capped glassy As 2 Se 3 nanocomposites prepared by mechanical milling

O. Shpotyuk , A. Ingram , Z. Bujňáková , P. Baláž , Y. Shpotyuk et al.
Polymer Engineering and Science, 2019, 59 (12), pp.2438-2442. ⟨10.1002/pen.25101⟩
Journal articles hal-02122157v1

Bond-changing structural rearrangement in glassy As3Se7 associated with long-term physical aging

R. Golovchak , Bruno Bureau , O. Shpotyuk , V. Boyko , M. Hyla et al.
Journal of Non-Crystalline Solids, 2013, 377, pp.43-45. ⟨10.1016/j.jnoncrysol.2013.04.047⟩
Journal articles hal-00860113v1

Atomistic model of physical ageing in Se-rich As-Se glasses

R. Glovchak , O. Shpotyuk , A. Kozdras , Bruno Bureau , M. Vlcek et al.
Philosophical Magazine, 2007, 87 (28), pp.4323-4334. ⟨10.1080/14786430701474017⟩
Journal articles hal-00368076v1
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Free-volume structure of glass-As2Se3/PVP nanocomposites prepared by mechanochemical milling

O. Shpotyuk , A. Ingram , Z. Bujňáková , P. Baláž , Y. Shpotyuk et al.
9th International Conference on Times of Polymers and Composites From Aerospace to Nanotechnology, Jun 2018, Ischia, Italy. pp.020150, ⟨10.1063/1.5046012⟩
Conference papers hal-01874719v1
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Structural investigation of crystallized Ge-Ga-Se chalcogenide glasses

H. Klym , O. Shpotyuk , I. Karbovnyk , Laurent Calvez , A.I. Popov et al.
12th International Scientific Conference on Functional Materials and Nanotechnologies, FM and NT 2018, Oct 2018, Riga, Latvia. pp.12020, ⟨10.1088/1757-899X/503/1/012020⟩
Conference papers hal-02161311v1
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Effect of rare-earth doping on the free-volume structure of Ga-modified Te20As30Se50 glass

Ya. Shpotyuk , A. Ingram , O. Shpotyuk , Catherine Boussard-Plédel , Virginie Nazabal et al.
RSC Advances, 2016, 6 (27), pp.22797-22802. ⟨10.1039/c6ra02092e⟩
Journal articles hal-01298761v1

Upconversion fluorescence assisted visualization of femtosecond laser filaments in Er-doped chalcohalide 65GeS2-25Ga2S3-10CsCl glass

I. Blonskyi , V. Kadan , O. Shpotyuk , Laurent Calvez , I. Pavlov et al.
Optics and Laser Technology, 2019, 119, pp.105621. ⟨10.1016/j.optlastec.2019.105621⟩
Journal articles hal-02181983v1

Initial stage of physical ageing in network glasses

R. Golovchak , A. Ingram , A. Kozdras , M. Vlcek , Claire Roiland et al.
Philosophical Magazine, 2012, 92 (33), pp.4182-4193. ⟨10.1080/14786435.2012.704428⟩
Journal articles hal-00848843v1

Long-term natural physical aging in glassy Ge5Se95 as probed by combined NMR and PAL spectroscopy

O. Shpotyuk , B. Bureau , V. Boyko , A. Ingram , R. Golovchak et al.
Journal of Non-Crystalline Solids, 2014, 392-393, pp.1 - 5. ⟨10.1016/j.jnoncrysol.2014.03.025⟩
Journal articles hal-01897540v1

Long-term physical ageing in As-Se glasses with short chalcogen chains

R. Golovchak , O. Shpotyuk , A. Kozdras , M. Vlcek , Bruno Bureau et al.
Journal of Physics: Condensed Matter, 2008, 20 (24), pp.245101. ⟨10.1088/0953-8984/20/24/245101⟩
Journal articles hal-00370907v1

Effect of Er3+-doping on 65GeS2-25Ga2S3-10CsCl glass probed by annihilating positrons

O. Shpotyuk , Laurent Calvez , A. Ingram , Y. Shpotyuk , V. Kadan et al.
Optical Materials, 2019, 88, pp.625-629. ⟨10.1016/j.optmat.2018.12.040⟩
Journal articles hal-02043064v1
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Effect of high-energy mechanical milling on the FSDP-related XRPD correlations in Se-rich glassy arsenic selenides

Y. Shpotyuk , Catherine Boussard-Plédel , B. Bureau , P. Demchenko , J. Szlęzak et al.
Journal of Physics and Chemistry of Solids, 2019, 124, pp.318-326. ⟨10.1016/j.jpcs.2018.09.036⟩
Journal articles hal-01905111v1

Near-IR emission of Er3+ ions in CsCl-Ga-Ge-S glasses excited by visible light

J. Bunton , Laurent Calvez , V. Kadan , I. Blonskyi , O. Shpotyuk et al.
Optical Materials, 2017, 72, pp.195--200. ⟨10.1016/j.optmat.2017.06.008⟩
Journal articles hal-01581246v1