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Galvenās publikācijas
Pēdējās izmaiņas veiktas:
30.12.2016

E. Butanovs, A.Kuzmin, J. Butikova, S. Vlassov, B. Polyakov, Synthesis and characterization of ZnO/ZnS/MoS2 core-shell nanowires, Journal of Crystal Growth, 459 (2017) 100–104.

M. Mets, M. Antsov, V. Zain, L. Dorogin, A. Aabloo, B. Polyakov, R Lõhmus. Structural factor in bending testing of fivefold twinned nanowires revealed by finite element analysis, Physica Scripta 91 (2016) 115701.

M. Vahtrus, A. Šutka, B. Polyakov, S. Oras, M. Antsov, N. Doebelin, R. Lõhmus. Effect of cobalt doping on the mechanical properties of ZnO nanowires, Materials Characterization 121 (2016) 40-47.

B.Polyakov, A.Kuzmin, K. Smits, J. Zideluns, E. Butanovs, J. Butikova, S. Vlassov, S. Piskunov, Y. F. Zhukovskii. Unexpected Epitaxial Growth of a Few WS2 Layers on {1-100} Facets of ZnO Nanowires, J. Phys. Chem. C, 120 (2016) 21451-21459.

S.Vlassov, B.Polyakov, S.Oras, M.Vahtrus, M.Antsov, A.Šutka, K.Smits, L. Dorogin, R. Lõhmus. Complex tribomechanical characterization of ZnO nanowires: nanomanipulations supported by FEM simulations. Nanotechnology 27 (2016) 335701 (10pp)

B.Polyakov, R.Zabels, A.Sarakovskis, S.Vlassov, A.Kuzmin. Plasmonic photoluminescence enhancement by silver nanowires. Physica Scripta, 2015, 90, 094008 (4pp).

B.Polyakov, S.Vlassov, L.Dorogin, J.Butikova, K.Smits, M.Antsov, S.Oras, R.Zabels, R.Lõhmus. Metal nanodumbbells for nanomanipulations and tribological experiments. Physica Scripta, 2015, 90, 094007 (7pp).

M.Vahtrus, M.Umalas, B.Polyakov, L.Dorogin, R.Lõhmus, S.Vlassov. Mechanical characterization of annealed Al2O3 nanofibers. Materials Characterization. 107, 119–124, 2015.

B.Polyakov, L.Dorogin, S.Vlassov, I.Kink, R.Lohmus. Tribological Aspects of In Situ Manipulation of Nanostructures Inside Scanning Electron Microscope. Fundamentals of Friction and Wear on the Nanoscale, Chapter 18, Springer International Publishing, Switzerland, 2015.

M.Vahtrus, A.Shutka, S.Vlassov, A.Shutka, B.Polyakov, R.Saar, L.Dorogin, R.Lõhmus. Mechanical characterization of TiO2 nanofibers produced by different electrospinning techniques. Materials Characterization, 2015, 100, 98–103.

M.Umalas, S.Vlassov, B.Polyakov, L.Dorogin, R.Saar, I.Kink, R. Lõhmus, A.Lõhmus, A.Romanov. Electron beam induced growth of silver nanowhiskers. Journal of Crystal Growth 410, 2015, 63–68.

B.Polyakov, M.Antsov, S.Vlassov, L.Dorogin, M.Vahtrus, R.Zabels, S.Lange, R. Lõhmus. Mechanical properties of sol-gel derived SiO2 nanotubes. Beilstein Journal of Nanotechnology, 2014, 5, 1808-1814.

S.Vlassov, B.Polyakov, L. M. Dorogin, M. Vahtrus, M. Mets, M.Antsov, R. Saar, A.E. Romanov, A.Lõhmus, and R.Lõhmus. Shape Restoration Effect in Ag−SiO2 Core−Shell Nanowires. Nano Letters 14, 2014, 5201−5205.

B.Polyakov, S.Vlassov, L.Dorogin, N.Novoselska, J.Butikova, M.Antsov, S.Oras, I.Kink, R.Lõhmus. Some aspects of formation and tribological properties of silver nanodumbbells, Nanoscale Research Letters 9, 186, 2014.

B.Polyakov, S.Vlassov, L.Dorogin, J.Butikova, M.Antsov, S.Oras, I.Kink, R.Lõhmus. Manipulation of nanoparticles of different shapes inside a scanning electron microscope, Beilstein Journal of Nanotechnology 5, 133–140, 2014.

S.Vlassov, B.Polyakov, L.Dorogin, M.Antsov, M.Mets, M.Umalas, R.Saar, R.Lõhmus, I.Kink. Elasticity and yield strength of pentagonal silver nanowires: in situ bending tests, Materials Chemistry and Physics. 143, 1026–1031, 2014.

M.Antsov, L.Dorogin, S.Vlassov, B.Polyakov, K. Mougin, I.Kink, R. Lõhmus. Analysis of elastic and static friction forces in a nanowire bent on a flat surface: a comparative study, Tribology International. 72, 31–34, 2014.

J.Butikova, B.Polyakov, L.Dimitrocenko, E.Butanovs, I.Tale. Laser scribing on HOPG for graphene stamp printing on silicon wafer. Central European Journal of Physics. 11, 580-583, 2013.

L.Dorogin, S.Vlassov, B.Polyakov, M.Antsov, R.Lõhmus, I.Kink, A.Romanov. Real-time manipulation of ZnO nanowires on a flat surface employed for tribological measurements: experimental methods and modeling. Physics Status Solidi B. 2012. In press.

B.Polyakov, S.Vlassov, L.Dorogin, P.Kulis, I.Kink, R. Lohmus. The effect of substrate roughness on the static friction of CuO nanowires. Surface Science. 606, 1393-1399, 2012.

B.Polyakov, L.Dorogin, S.Vlassov, M.Antsov, P.Kulis, I.Kink, R. Lohmus. In situ measurements of ultimate bending strength of CuO and ZnO nanowires. European Physical Journal B. 85, 366, 2012.

P.Kulis, J.Butikova, B.Polyakov, G.Marcins, J.Pervenecka, K.Pudzs, I.Tale. Work function of colloidal semiconducting nanocrystals measured by Kelvin probe, IOP Conf. Ser.: Materials Science and Engineering, 38, 012048, 2012.

J.Butikova , G.Marcins, B.Polyakov, A.Muhins, A.Voitkans, I.Tale. Processing of amorphous Si by pulsed laser irradiation at different wavelengths, IOP Conf. Ser.: Materials Science and Engineering, 38, 012009, 2012.

B.Polyakov, L.Dorogin, S.Vlassov, I.Kink, A.Romanov, R.Lohmus. Simultaneous measurement of static and kinetic friction of ZnO nanowires in situ with a scanning electron microscope. Micron. 43, 1140–1146, 2012.

B.Polyakov, L.Dorogin, A.Lohmus, A.Romanov, R.Lohmus. In situ measurement of the kinetic friction of ZnO nanowires inside a scanning electron microscope. Applied Surface Science. 258, 3227-3231, 2012

L.Dorogin, B.Polyakov, A.Petruhins, S.Vlassov, R. Lohmus, I.Kink, A.Romanov. Modeling of kinetic and static friction between an elastically bent nanowire and a flat surface. Journal of Material Research. 27, 580-585, 2012.

B.Polyakov, L.Dorogin, S.Vlassov, I.Kink, A.Lohmus, A.Romanov, R.Lohmus Real-time measurements of sliding friction and elastic properties of ZnO nanowires inside a scanning electron microscope. Solid State Communications, 151, 1244–1247 (2011)

S.Vlassov, B.Polyakov, L. Dorogin, A. Lõhmus, A. Romanov, I. Kink, E. Gnecco, R. Lõhmus Real-time manipulation of gold nanoparticles inside a scanning electron Microscope. Solid State Communications, 151, 688 (2011)

G. Marcins, J. Butikova, I. Tale, B. Polyakov, R. Kalendarjov, A. Muhin: Crystallization processes of amorphous Si by thermal annealing and pulsed laser processing, IOP Conf. Ser.: Materials Science and Engineering 23, p.012035 (2011)

B.Polyakov, R.Krutokhvostov, A.Kuzmin, E.Tamanis, I.Muzikante, I.Tale, Object size effect on the contact potential difference measured by scanning Kelvin probe method. The European Physical Journal Applied Physics, 51, No.2, (2010)

I. Tale, L. Dimitrocenko, P. Kulis, G. Marcins, A. Sarakovskis, A. Voitkans, Localization dynamics of exciton luminescence in InxGa1-xN epitaxial films. 11th Europhysical Conference on Defects in Insulating Materials (EURODIM2010) IOPPublishing, IOP Conf. Series: Materials Science and Engineering, 15 012059 (2010)

A. Kleibert, A. Voitkans, K-H Meiwes-Broer, Size-dependent alignment of Fe nanoparticles upon deposition onto W(110). Phys. Rev. B, 81, pp. 073412 (2010)

A. Fraile Rodríguez, A. Kleibert, J. Bansmann, A. Voitkans, L. J. Heyderman, and F. Nolting, Size-dependent spin structures in iron nanoparticles. Phys. Rev. Lett., 104, pp. 127201 (2010)

A. Kleibert, A. Voitkans, K-H Meiwes-Broer, Reflection high energy electron diffraction as a tool in cluster deposition eksperiments. Phys. stat. sol. B, 247, Issue 5, pp. 1048–1055 (2010)

K. Fauth, G.E. Ballentine, C. Praetorius, A. Kleibert, N. Wilken, A. Voitkans, K.-H. Meiwes-Broer, Magnetic properties of Fe nanoclusters on Cu(111) studied with X-ray magnetic circular dichroism. Phys. stat. sol. B, 247, Issue 5, pp. 1170–1179 (2010)

E. Elsts, U. Rogulis, J. Jansons, A. Sarakovskis, Cathodoluminescence of terbium and ytterbium activated oxyfluoride glasses and glass ceramics. Latvian Journal of Technical Sciences, 5, pp. 48 (2010)

B.Polyakov, R.Krutokhvostov, A.Kuzmin, E.Tamanis, I.Muzikante, I.Tale, Object size effect on the contact potential difference measured by scanning Kelvin probe method. The European Physical Journal Applied Physics, 51, No.2, (2010)

I. Tale, L. Dimitrocenko, P. Kulis, G. Marcins, A. Sarakovskis, A. Voitkans, Localization dynamics of exciton luminescence in InxGa1-xN epitaxial films. 11th Europhysical Conference on Defects in Insulating Materials (EURODIM2010) IOPPublishing, IOP Conf. Series: Materials Science and Engineering, 15 012059 (2010)

B. Polyakov, A. Petruhins, J. Butikova, A. Kuzmin, I. Tale, Some aspects of pulsed laser deposition of Si nanocrystalline films, ‑ Eur. Phys. J. Appl. Phys. 48, 20502, 2009.

B. Polyakov, A. Petruhin, L. Grigorjeva, P. Kulis, I. Tale, Rapid annealing of black ZnO thin film prepared by Pulsed Laser Deposition, - Latvian Journal of Physics and Technical Science, 46, 1, 44-48, 2009.

B. Polyakov, G. Marcins, M. Chubarov, A. Kuzmin, V. Klykov, I. Tale, Patterned laser crystallization of a-Si, ‑ Latvian Journal of Physics and Technical Sciences Vol.46;N3, p50-54, 2009.

J. Butikova, A. Sarakovskis, I. Tale: Laser-induced plasma spectroscopy plasma facing materials, 35th EPS Conference on Plasma Phys. Hersonissos, ECA Vol.32, P-2.011 (2008)

L.Dimitrocenko, J.Grube, P.Kulis, G.Marcins, B.Polyakov, A.Sarakovskis, M.Springis, I.Tale, AlGaN–InGaN–GaN Near Ultraviolet Light Emitting Diode, Latvian Journal of Physics and Technical Sciences, No.4, Vol. 45, pp.25–32, (2008)

L.Dimitrocenko, J.Grube, P.Kulis, G.Marcins, B.Polyakov, A.Sarakovskis, M.Springis, and I.Tale, Formation of deep acceptor centers in AlGaN alloys, Proceedings of the SPIE Volume 7142, 71420P, (2008)

J. Butikova, A. Sarakovskis, B. Polyakov, I. Tale, Laser ablation for analysis of nanoscale layers, J. Phys.:Conf. Ser. 93, p.012043 (2007)

J. Butikova, A. Sarakovskis, I. Tale: Laser-induced breakdown spectroscopy application for determining impurity content and depth profile in the plasma facing materiāls, Conference Proceedings of the 13th International Conference on Fusion Reactor Materials (2007)

A.Sarakovskis, L.Dimitrocenko, A.Misnevs, U.Rogulis and M.Springis, Up-conversion process in erbium doped lithium fluoride bulk crystal, lithium borate glass and glass ceramics, Journal of Physics: Conf. Ser.93, 012041 (6pp), (2007)

A.Fedotovs, L.Dimitrocenko, U.Rogulis, EPR of radiation defects in LiYF4 crystals, Proceedings of the international Conference on Inorganic Scintillators and their Industrial Applications SCINT2005, Alushta, Ukraine, pp.162–164, (2006)

P.Kulis, M.Springis, I.Tale, A.Sharakovsky, L.Dimitrocenko, Recombination processes in LiBaF3 crystals, Proceedings of the international Conference on Inorganic Scintillators and their Industrial Applications SCINT-2005, Alushta, Ukraine, pp.159–161, (2006)

L.Dimitrochenko and A.Pujats, F–type centers of LiBaF3 crystals, Proceedings of the SPIE, Volume 5122, pp.41–43 (2003)