Search Results - "Ganchenkova, M."

Nitrogen vacancies as major point defects in gallium nitride by Ganchenkova, M G, Nieminen, R M

“…We present results of ab initio calculations for vacancies and divacancies in GaN. Particular attention is paid to nitrogen vacancies and mixed Ga-N…”
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Effects of hydrogen and impurities on void nucleation in copper: simulation point of view by Ganchenkova, M.G., Yagodzinskyy, Y.N., Borodin, V.A., Hänninen, H.

“…The mechanisms of hydrogen influence on vacancy cluster formation in copper are studied using numerical simulations. Vacancy agglomeration in clusters larger…”
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Hydrogen effects on tensile properties of EUROFER 97 and ODS-EUROFER steels by Yagodzinskyy, Y., Malitckii, E., Ganchenkova, M., Binyukova, S., Emelyanova, O., Saukkonen, T., Hänninen, H., Lindau, R., Vladimirov, P., Moeslang, A.

“…Hydrogen effects on the mechanical tensile properties of the ferrite–martensite EUROFER 97 and ODS-EUROFER steels were studied after electrochemical hydrogen…”
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Vacancies, interstitials and gas atoms in beryllium by Ganchenkova, M.G., Vladimirov, P.V., Borodin, V.A.

“…Here we present the results of first-principles quantum mechanical calculations of energetic parameters of vacancies, interstitials, gas atoms (H, He) and some…”
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Bubble-to-void transition promoted by oxide nanoparticles in ODS-EUROFER steel ion implanted to high He content by Emelyanova, O., Gentils, A., Borodin, V.A., Ganchenkova, M.G., Vladimirov, P.V., Dzhumaev, P.S., Golovchanskiy, I.A., Lindau, R., Möslang, A.

“…The paper deals with a detailed study of He-filled cavity ensemble development in ODS-EUROFER steel implanted with 10 keV helium ions to a high peak…”
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Comparative study of hydrogen uptake and diffusion in ODS steels by Malitckii, E., Yagodzinskyy, Y., Ganchenkova, M., Binyukova, S., Hänninen, H., Lindau, R., Vladimirov, P., Moeslang, A.

“…•The effect of strengthening of steels by yttrium oxide nanoparticles on their interaction with hydrogen is studied.•Hydrogen uptake and effective activation…”
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Surface modification of low activation ferritic–martensitic steel EK-181 (Rusfer) by high temperature pulsed plasma flows by Emelyanova, O.V., Dzhumaev, P.S., Yakushin, V.L., Kalin, B.A., Ganchenkova, M.G., Khein, A.T., Leontyeva-Smirnova, M.V., Valiev, R.Z., Enikeev, N.A., Shao, L., Aydogan, E., Short, M., Garner, F.

“…The changes due to pulsed plasma flow irradiation on the near-surface microstructure and mechanical properties of the high-chromium, ferritic–martensitic steel…”
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Industry Based Adaptive Educational Programs by Ganchenkova, M. G., Boyko, O. V.

“…The aim of this work is to summarize the experience in the development and implementation of industry-oriented educational programs in the field of digital…”
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Vacancies and E-centers in silicon as multi-symmetry defects by Ganchenkova, M.G., Oikkonen, L.E., Borodin, V.A., Nicolaysen, S., Nieminen, R.M.

“…In this paper, using first-principles calculations, we demonstrate that vacancies and E-centers (AsV, SbV) in silicon can co-exist in several metastable…”
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Nitrogen Vacancies as Major Point Defects in Gallium Nitride by Ganchenkova, M. G., Nieminen, R. M.

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Formation and stability of radiation defect complexes in Si and Si:Ge: Composition and pressure effects by Ganchenkova, M., Nazarov, A., Kuznetsov, A.

“…Vacancy-type defects, e.q. divacancies (V 2) and E-centers (P–V, Sb–V pairs), are known to be the most common radiation defects in n-type Si and SiGe after ion…”
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Minor component ordering in wurtzite Ga1-xInxN and Ga1-xAlxN by Laaksonen, K, Ganchenkova, M G, Nieminen, R M

“…The electronic and thermodynamic properties of materials are defined largely by their internal structure, in particular, composition uniformity. In this work…”
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Stress induced anisotropy of vacancy interaction and clustering in uniaxially loaded Si monocrystal by Ganchenkova, M.G., Nicolaysen, S., Borodin, V.A., Halvorsen, E., Nieminen, R.M.

“…In this paper, we investigate the effect of uniaxial strain on the interaction of a pair of neutral vacancies in pure silicon at distances up to the…”
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Simulation of the response of divacancy and As–V complex in silicon to external elastic strains by Ganchenkova, M.G., Borodin, V.A., Nicolaysen, S., Nieminen, R.

“…In this work we apply the plane wave ab initio code VASP for the estimation of the components of dipole tensors for the divacancy and the As–V pair, in…”
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Energetics of intrinsic defects and their complexes in ZnO investigated by density functional calculations by Vidya, R., Ravindran, P., Fjellvåg, H., Svensson, B. G., Monakhov, E., Ganchenkova, M., Nieminen, R. M.

“…Formation energies of various intrinsic defects and defect complexes in ZnO have been calculated using a density-functional-theory-based pseudopotential…”
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First-principles study of SnS electronic properties using LDA, PBE and HSE06 functionals by Ibragimova, R., Ganchenkova, M., Karazhanov, S., Marstein, E. S.

“…Recently, tin sulphide (SnS) has emerged as a promising alternative to conventional CIGS and CZTC for use in solar cells, possessing such properties as…”
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Annealing of vacancy complexes in P-doped silicon by Ganchenkova, M.G., Borodin, V.A., Nieminen, R.M.

“…In this paper we discuss possible mechanisms of PV and V2 annealing in Si. Our approach includes a combination of density functional theory and lattice kinetic…”
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Electronic structure calculations for substitutional copper and monovacancies in silicon by Latham, C D, Ganchenkova, M, Nieminen, R M, Nicolaysen, S, Alatalo, M, Öberg, S, Briddon, P R

“…Two different computer program packages based on the self-consistent local-spin-density approximation-aimpro and vasp-are employed in this study of…”
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Hydrogen in beryllium: Solubility, transport, and trapping by Ganchenkova, M. G., Nieminen, R. M., Borodin, V. A.

“…The paper presents the results of ab initio simulation of hydrogen properties in beryllium. Both interstitial hydrogen positions in the lattice and various…”
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Hydrogen transport on graphene: Competition of mobility and desorption by Borodin, V. A., Vehviläinen, T. T., Ganchenkova, M. G., Nieminen, R. M.

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