Advanced Search
Display options
Filter resources
Text Availability
Article type
Publication date
Species
Language
Sex
Age
Showing 1 to 12 of 157 entries
Sorted by: Best Match Show Resources per page
Analyzing the potential of flipped classroom in ESL teaching

flipped classroom

Kvashnina OS.
GSID: 3VYE2fp2h5AJ
OS Kvashnina, EA Martynko - International Journal of Emerging …, 2016 - researchgate.net

… classroom as a new trend in educational practice and research, there is a limited number of studies on its effectiveness in English as a Second Language (ESL) teaching. This paper aims at contributing to the field of flipped...

Cosmic-ray positron energy spectrum measured by PAMELA.

Physical review letters

Adriani O, Barbarino GC, Bazilevskaya GA, Bellotti R, Bianco A, Boezio M, Bogomolov EA, Bongi M, Bonvicini V, Bottai S, Bruno A, Cafagna F, Campana D, Carbone R, Carlson P, Casolino M, Castellini G, De Donato C, De Santis C, De Simone N, Di Felice V, Formato V, Galper AM, Karelin AV, Koldashov SV, Koldobskiy SA, Krutkov SY, Kvashnin AN, Leonov A, Malakhov V, Marcelli L, Martucci M, Mayorov AG, Menn W, Mergé M, Mikhailov VV, Mocchiutti E, Monaco A, Mori N, Munini R, Osteria G, Palma F, Papini P, Pearce M, Picozza P, Pizzolotto C, Ricci M, Ricciarini SB, Rossetto L, Sarkar R, Scotti V, Simon M, Sparvoli R, Spillantini P, Stochaj SJ, Stockton JC, Stozhkov YI, Vacchi A, Vannuccini E, Vasilyev GI, Voronov SA, Yurkin YT, Zampa G, Zampa N, Zverev VG.
PMID: 24010424
Phys Rev Lett. 2013 Aug 23;111(8):081102. doi: 10.1103/PhysRevLett.111.081102. Epub 2013 Aug 19.

Precision measurements of the positron component in the cosmic radiation provide important information about the propagation of cosmic rays and the nature of particle sources in our Galaxy. The satellite-borne experiment PAMELA has been used to make a new...

High-resolution X-ray absorption spectroscopy as a probe of crystal-field and covalency effects in actinide compounds.

Proceedings of the National Academy of Sciences of the United States of America

Butorin SM, Kvashnina KO, Vegelius JR, Meyer D, Shuh DK.
PMID: 27370799
Proc Natl Acad Sci U S A. 2016 Jul 19;113(29):8093-7. doi: 10.1073/pnas.1601741113. Epub 2016 Jul 01.

Applying the high-energy resolution fluorescence-detection (HERFD) mode of X-ray absorption spectroscopy (XAS), we were able to probe, for the first time to our knowledge, the crystalline electric field (CEF) splittings of the [Formula: see text] shell directly in the...

Band Filling Control of the Dzyaloshinskii-Moriya Interaction in Weakly Ferromagnetic Insulators.

Physical review letters

Beutier G, Collins SP, Dimitrova OV, Dmitrienko VE, Katsnelson MI, Kvashnin YO, Lichtenstein AI, Mazurenko VV, Nisbet AGA, Ovchinnikova EN, Pincini D.
PMID: 29099209
Phys Rev Lett. 2017 Oct 20;119(16):167201. doi: 10.1103/PhysRevLett.119.167201. Epub 2017 Oct 19.

We observe and explain theoretically a dramatic evolution of the Dzyaloshinskii-Moriya interaction (DMI) in the series of isostructural weak ferromagnets, MnCO_{3}, FeBO_{3}, CoCO_{3}, and NiCO_{3}. The sign of the interaction is encoded in the phase of the x-ray magnetic...

Reproducibility in density functional theory calculations of solids.

Science (New York, N.Y.)

Lejaeghere K, Bihlmayer G, Björkman T, Blaha P, Blügel S, Blum V, Caliste D, Castelli IE, Clark SJ, Dal Corso A, de Gironcoli S, Deutsch T, Dewhurst JK, Di Marco I, Draxl C, Dułak M, Eriksson O, Flores-Livas JA, Garrity KF, Genovese L, Giannozzi P, Giantomassi M, Goedecker S, Gonze X, Grånäs O, Gross EK, Gulans A, Gygi F, Hamann DR, Hasnip PJ, Holzwarth NA, Iuşan D, Jochym DB, Jollet F, Jones D, Kresse G, Koepernik K, Küçükbenli E, Kvashnin YO, Locht IL, Lubeck S, Marsman M, Marzari N, Nitzsche U, Nordström L, Ozaki T, Paulatto L, Pickard CJ, Poelmans W, Probert MI, Refson K, Richter M, Rignanese GM, Saha S, Scheffler M, Schlipf M, Schwarz K, Sharma S, Tavazza F, Thunström P, Tkatchenko A, Torrent M, Vanderbilt D, van Setten MJ, Van Speybroeck V, Wills JM, Yates JR, Zhang GX, Cottenier S.
PMID: 27013736
Science. 2016 Mar 25;351(6280):aad3000. doi: 10.1126/science.aad3000.

The widespread popularity of density functional theory has given rise to an extensive range of dedicated codes for predicting molecular and crystalline properties. However, each code implements the formalism in a different way, raising questions about the reproducibility of...

Graphitic Phase of NaCl. Bulk Properties and Nanoscale Stability.

The journal of physical chemistry letters

Kvashnin AG, Sorokin PB, Tománek D.
PMID: 26276487
J Phys Chem Lett. 2014 Nov 20;5(22):4014-9. doi: 10.1021/jz502046f. Epub 2014 Nov 05.

We applied the ab initio approach to evaluate the stability and physical properties of the nanometer-thickness NaCl layered films and found that the rock salt films with a (111) surface become unstable with thickness below 1 nm and spontaneously...

Lonsdaleite Films with Nanometer Thickness.

The journal of physical chemistry letters

Kvashnin AG, Sorokin PB.
PMID: 26276606
J Phys Chem Lett. 2014 Feb 06;5(3):541-8. doi: 10.1021/jz402528q. Epub 2014 Jan 24.

We investigate the properties of potentially the stiffest quasi-2-D films with lonsdaleite structure. Using a combination of ab initio and empirical potential approaches, we analyze the elastic properties of lonsdaleite films in both elastic and inelastic regimes and compare...

Modeling and Speciation Study of Uranium(VI) and Technetium(VII) Coextraction with DEHiBA.

Inorganic chemistry

Moeyaert P, Dumas T, Guillaumont D, Kvashnina K, Sorel C, Miguirditchian M, Moisy P, Dufrêche JF.
PMID: 27322130
Inorg Chem. 2016 Jul 05;55(13):6511-9. doi: 10.1021/acs.inorgchem.6b00595. Epub 2016 Jun 20.

The N,N-dialkylamide DEHiBA (N,N-di-2-ethylhexyl-isobutyramide) is a promising alternative extractant to TBP (tri-n-butylphosphate) to selectively extract uranium(VI) from plutonium(IV) and spent nuclear fuel fission products. Extraction of technetium, present as pertechnetic acid (HTcO4) in the spent fuel solution, by DEHiBA...

Sensitivity to actinide doping of uranium compounds by resonant inelastic X-ray scattering at uranium L3 edge.

Analytical chemistry

Kvashnina KO, Kvashnin YO, Vegelius JR, Bosak A, Martin PM, Butorin SM.
PMID: 26255719
Anal Chem. 2015 Sep 01;87(17):8772-80. doi: 10.1021/acs.analchem.5b01699. Epub 2015 Aug 19.

Valence-to-core resonant inelastic X-ray scattering (RIXS) and high energy resolution fluorescence detection (HERFD) X-ray absorption measurements were performed at the U L3 edges of UO2 and UO2(NO3)2(H2O)6. The results are compared with model calculations based on the local-density-approximation formalism,...

Radiation-Induced Nucleation of Diamond from Amorphous Carbon: Effect of Hydrogen.

The journal of physical chemistry letters

Sun Y, Kvashnin AG, Sorokin PB, Yakobson BI, Billups WE.
PMID: 26273874
J Phys Chem Lett. 2014 Jun 05;5(11):1924-8. doi: 10.1021/jz5007912. Epub 2014 May 20.

Electron irradiation of anthracite functionalized by dodecyl groups leads to recrystallization of the carbon network into diamonds. The diamonds range in size from ∼2 to ∼10 nm and exhibit {111} spacing of 2.1 Å. A bulk process consistent with...

Time Dependence of the Electron and Positron Components of the Cosmic Radiation Measured by the PAMELA Experiment between July 2006 and December 2015.

Physical review letters

Adriani O, Barbarino GC, Bazilevskaya GA, Bellotti R, Boezio M, Bogomolov EA, Bongi M, Bonvicini V, Bottai S, Bruno A, Cafagna F, Campana D, Carlson P, Casolino M, Castellini G, De Santis C, Di Felice V, Galper AM, Karelin AV, Koldashov SV, Koldobskiy SA, Krutkov SY, Kvashnin AN, Leonov A, Malakhov V, Marcelli L, Martucci M, Mayorov AG, Menn W, Mergé M, Mikhailov VV, Mocchiutti E, Monaco A, Mori N, Munini R, Osteria G, Panico B, Papini P, Pearce M, Picozza P, Ricci M, Ricciarini SB, Simon M, Sparvoli R, Spillantini P, Stozhkov YI, Vacchi A, Vannuccini E, Vasilyev GI, Voronov SA, Yurkin YT, Zampa G, Zampa N, Potgieter MS, Vos EE.
PMID: 27367381
Phys Rev Lett. 2016 Jun 17;116(24):241105. doi: 10.1103/PhysRevLett.116.241105. Epub 2016 Jun 17.

Cosmic-ray electrons and positrons are a unique probe of the propagation of cosmic rays as well as of the nature and distribution of particle sources in our Galaxy. Recent measurements of these particles are challenging our basic understanding of...

Hydrogen adsorption study. Formation of quantum dots on graphene nanoribbons within tight-binding approach.

Nanotechnology

Kvashnin AG, Kvashnina OP, Kvashnin DG.
PMID: 25835030
Nanotechnology. 2015 May 01;26(17):175704. doi: 10.1088/0957-4484/26/17/175704. Epub 2015 Apr 02.

Based on the tight-binding model, we investigate the formation process of quantum dots onto graphene nanoribbons (GNRs) by the sequential adsorption of hydrogen atoms onto the ribbon's surface. We define the difference between hydrogenation processes onto the surface of...

Showing 1 to 12 of 157 entries