53,058 research outputs found

    Investigation into the growth and structure of thin-film solid solutions of iron-based superconductors in the FeSe0.92-FeSe0.5Te0.5 system

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    Thin films of FeSe0.92 and FeSe0.5Te0.5 iron chalcogenide superconductors and solid solutions containing these components in different ratios have been grown on the surface of LaAlO 3 (10 bar 12) crystals by pulsed laser deposition. Films of solid solutions have been deposited by simultaneous laser ablation from two targets of the FeSe0.92 and FeSe0.5Te0.5 stoichiometric compositions onto one substrate. An X-ray diffraction study of the film structure shows that the films grown are epitaxial and their lattice parameters regularly vary with the ratio of the deposited components, which was controllably varied by changing the ablation intensities from the targets. © 2013 Pleiades Publishing, Ltd

    JETP Letters V. 70, I .05

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    leave(s) : ill; 28 cm.JETP Letters -- September 10, 1999 Volume 70, Issue 5, pp. 321-370 FIELDS, PARTICLES, AND NUCLEI Astrophysical limit on the coupling constant of hypothetical leptonic photons to leptons B. V. Martemyanov Full Text: PDF (26 kB) Localization and channeling of light in defect modes of two-dimensional photonic crystals A. M. Zheltikov, S. A. Magnitskii, and A. V. Tarasishin Full Text: PDF (254 kB) ATOMS, SPECTRA AND RADIATION A new optical method for measuring the electron���phonon interaction parameter lambda2> using the spectral dependence of the relaxation rate A. L. Dobryakov and Yu. E. Lozovik Full Text: PDF (44 kB) CONDENSED MATTER Quasiclassical description of electronic supershells in simple metal clusters G. V. Shpatakovskaya Full Text: PDF (55 kB) Submillimeter-wave Josephson spectroscopy M. Tarasov, A. Shul'man, O. Polyanskii, A. Vystavkin, E. Kosarev, D. Golubev, E. Stepantsov, M. Darula, O. Harnack, and Z. Ivanov Full Text: PDF (56 kB) Low-frequency lattice dynamics in Ba1���xKxBiO3 oxides according to 39K NMR data K. N. Mikhalev, S. V. Verkhovskii, A. P. Gerashchenko, Yu. V. Piskunov, A. Yu. Yakubovskii, and A. P. Rusakov Full Text: PDF (51 kB) Magnetoresistance of lightly doped TmBa2Cu3Ox crystals. Reorientation of the antiferromagnetic structure in a magnetic field E. B. Amitin, A. G. Baikalov, A. G. Blinov, L. A. Boyarskii, V. Ya. Dikovskii, K. R. Zhdanov, M. Yu. Kameneva, L. P. Kozeeva, and A. P. Shelkovnikov Full Text: PDF (74 kB) Observation of a dipole contribution to the magneto- resonant soft mode in Fe3BO6 V. D. Buchel'nikov, N. K. Dan'shin, Yu. I. Nepochatykh, and V. G. Shavrov Full Text: PDF (44 kB) MISCELLANEOUS Destruction of the ozone layer as a result of a meteoroid falling into the ocean B. A. Klumov Full Text: PDF (70 kB)The content contained herein is maintained and curated by the Preservation Department.This record is revised and maintained by the content administrators from the Cataloging & Metadata Department

    Scientometric Portrait of Nobel Laureate S. Chandrasekhar

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    Scientometric analysis of the publications productivity of Nobel Laureate S. Chandrasekhar is documented

    Atomic data for transitions in S V

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    JETP Letters V. 70, I .05

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    JETP Letters -- September 10, 1999 Volume 70, Issue 5, pp. 321-370 FIELDS, PARTICLES, AND NUCLEI Astrophysical limit on the coupling constant of hypothetical leptonic photons to leptons B. V. Martemyanov Full Text: PDF (26 kB) Localization and channeling of light in defect modes of two-dimensional photonic crystals A. M. Zheltikov, S. A. Magnitskii, and A. V. Tarasishin Full Text: PDF (254 kB) ATOMS, SPECTRA AND RADIATION A new optical method for measuring the electron–phonon interaction parameter lambda2> using the spectral dependence of the relaxation rate A. L. Dobryakov and Yu. E. Lozovik Full Text: PDF (44 kB) CONDENSED MATTER Quasiclassical description of electronic supershells in simple metal clusters G. V. Shpatakovskaya Full Text: PDF (55 kB) Submillimeter-wave Josephson spectroscopy M. Tarasov, A. Shul'man, O. Polyanskii, A. Vystavkin, E. Kosarev, D. Golubev, E. Stepantsov, M. Darula, O. Harnack, and Z. Ivanov Full Text: PDF (56 kB) Low-frequency lattice dynamics in Ba1–xKxBiO3 oxides according to 39K NMR data K. N. Mikhalev, S. V. Verkhovskii, A. P. Gerashchenko, Yu. V. Piskunov, A. Yu. Yakubovskii, and A. P. Rusakov Full Text: PDF (51 kB) Magnetoresistance of lightly doped TmBa2Cu3Ox crystals. Reorientation of the antiferromagnetic structure in a magnetic field E. B. Amitin, A. G. Baikalov, A. G. Blinov, L. A. Boyarskii, V. Ya. Dikovskii, K. R. Zhdanov, M. Yu. Kameneva, L. P. Kozeeva, and A. P. Shelkovnikov Full Text: PDF (74 kB) Observation of a dipole contribution to the magneto- resonant soft mode in Fe3BO6 V. D. Buchel'nikov, N. K. Dan'shin, Yu. I. Nepochatykh, and V. G. Shavrov Full Text: PDF (44 kB) MISCELLANEOUS Destruction of the ozone layer as a result of a meteoroid falling into the ocean B. A. Klumov Full Text: PDF (70 kB)Archived web conten

    Observations of Bºs→ψ(2S)η and Bº(s)→ψ(2S)π+π- decays

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    First observations of the B0s →ψ(2S)η, B0 →ψ(2S)π + π − and B0s →ψ(2S)π + π − decays are made using a dataset corresponding to an integrated luminosity of 1.0 fb−1 collected by the LHCb experiment in proton–proton collisions at a centre-of-mass energy of √ s = 7 TeV. The ratios of the branching fractions of each of the ψ(2S) modes with respect to the corresponding J/ψ decays are B(B0s →ψ(2S)η) ÷ B(B0s →J/ψη) = 0.83± 0.14 (stat)±0.12 (syst) ±0.02 (B), ; B(B0→ψ(2S)π + π − ) ÷ B(B0→J/ψπ + π − ) = 0.56± 0.07 (stat)±0.05 (syst)± 0.01 (B), ; B(B0s →ψ(2S)π + π − ) ÷ B(B0s →J/ψπ + π − ) = 0.34± 0.04 (stat)±0.03 (syst)± 0.01 (B), where the third uncertainty corresponds to the uncertainties of the dilepton branching fractions of the J/ψ and ψ(2S) meson decays

    Low Temperature Physics V. 30, I. 03

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    Low Temperature Physics -- March 2004 Volume 30, Issue 3, pp. 179-260 Doping-dependent superconducting properties of two-dimensional metals with different types of interparticle coupling (Review) V. M. Loktev and V. M. Turkowski Full Text: PDF (192 kB) QUANTUM LIQUIDS AND QUANTUM CRYSTALS On the possibility of simultaneous spiral and superfluid ordering in a Fermi liquid S. V. Peletminskii, A. A. Yatsenko, and S. N. Shul'ga Full Text: PDF (241 kB) Variational approach to the problem of the energy spectrum of surface electrons over a liquid helium film S. S. Sokolov Full Text: PDF (73 kB) SUPERCONDUCTIVITY, INCLUDING HIGH-TEMPERATURE SUPERCONDUCTIVITY Depairing critical currents and self-magnetic field effects in submicron YBa2Cu3O7–delta microbridges and bicrystal junctions Z. G. Ivanov, N. Ya. Fogel, O. I. Yuzephovich, E. A. Stepantsov, and A. Ya. Tzalenchuk Full Text: PDF (72 kB) Order parameter phase locking as a cause of a zero bias peak in the differential tunneling conductance of bilayers with electron–hole pairing A. I. Bezuglyj and S. I. Shevchenko Full Text: PDF (75 kB) Josephson and spontaneous currents at the interface between two d-wave superconductors with transport current in the banks Yu. A. Kolesnichenko, A. N. Omelyanchouk, and S. N. Shevchenko Full Text: PDF (96 kB) LOW-TEMPERATURE MAGNETISM Magnetic phase diagram of the manganites Bi1–xSrxMnO3 O. S. Mantytskaya, I. O. Troyanchuk, A. N. Chobot, and H. Szymczak Full Text: PDF (119 kB) ELECTRONIC PROPERTIES OF METALS AND ALLOYS On the quantum oscillations of the sound attenuation coefficient in layered conductors O. V. Kirichenko, V. G. Peschansky, and D. Krstovska Full Text: PDF (72 kB) Thermoelectric effects in layered conductors in magnetic field O. Galbova, G. Ivanovski, and D. Krstovska Full Text: PDF (56 kB) QUANTUM EFFECTS IN SEMICONDUCTORS AND DIELECTRICS Influence of mechanical stress and temperature on the photoluminescence in the low-temperature phase of C60 fullerite A. Avdeenko, V. Gorobchenko, P. Zinoviev, N. Silaeva, V. Zoryanskii, N. Gorbenko, A. Pugachev, and N. Churakova Full Text: PDF (279 kB) LATTICE DYNAMICS Phase transitions in the magnetoelastic crystals CsDy1–xGdx(MoO4)2 G. A. Zvyagina, V. D. Fil', Yu. N. Kharchenko, and N. M. Nesterenko Full Text: PDF (182 kB) Oscillations of the elastic superstructure formed by a lattice of screw dislocations A. M. Kosevich Full Text: PDF (111 kB) LOW-TEMPERATURE PHYSICS OF PLASTICITY AND STRENGTH Creep of beta-tin single crystals at subkelvin temperatures V. D. Natsik, V. P. Soldatov, L. G. Ivanchenko, and G. I. Kirichenko Full Text: PDF (121 kB)Archived web conten

    Mýty a realita v procese s J. A. Baťom

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    The author of this paper deals with the retribution trial proceeding with J. A. Baťa, in 1947 at the National Court in Prague. Especially in recent years, questions related to this process raise again. There are many hypotheses that try to prove respectively point out the injustice and the political background of this case. Author argues against the violation of fundamental rights in criminal proceedings, procedural errors and predetermined and targeted punishment. The author looked at some of the most resonating hypothesis and tried to confirm or disprove its validity.Autorka sa v príspevku zaoberá retribučným procesom s J. A. Baťom, ktorý prebiehal v roku 1947 pred Národným súdom v Prahe. Najmä v posledných rokoch sa opäť vynárajú otázky, ktoré sa uvedeného procesu týkajú. Existuje veľké množstvo hypotéz, ktoré sa snažia dokázať resp. poukázať na nespravodlivosť a na politické pozadie konania. Polemizujú s porušovaním základných práv v trestnom konaní, s procesnými chybami a s vopred určeným a cieleným trestom. Autorka sa zamerala na niektoré, najviac rezonujúce hypotézy a snažila sa potvrdiť, či vyvrátiť ich správnosť

    JETP Letters V. 68, I .05

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    JETP Letters -- September 10, 1998 Volume 68, Issue 5, pp. 377-466 The continuum limit and integer-valued vacuum charge A. Calogeracos and N. Dombey Full Text: PDF (101 kB) Coherent effects in ultrashort pulse propagation through an optically thick three-level medium V. V. Kozlov and E. E. Fradkin Full Text: PDF (73 kB) Gain without inversion in a medium of 1/2 --> 1/2 atoms N. P. Konopleva and A. M. Tumaikin Full Text: PDF (99 kB) Special features of wide-band EPR spectroscopy of singlet states in weak magnetic fields V. F. Tarasov Full Text: PDF (81 kB) Polariton enhancement of the Faraday magnetooptic effect V. E. Kochergin, A. Yu. Toporov, and M. V. Valeiko Full Text: PDF (55 kB) Field-asymmetric transverse magnetoresistance in a nonmagnetic quantum-size structure A. A. Gorbatsevich, Yu. V. Kopaev, I. V. Kucherenko, O. E. Omel'yanovskii, V. I. Tsebro, and V. V. Kapaev Full Text: PDF (102 kB) On the splitting of the lower band of charged elementary excitations of a two-dimensional antiferromagnet A. F. Barabanov, O. V. Urazaev, A. A. Kovalev, and L. A. Maksimov Full Text: PDF (101 kB) Intraband population inversion and amplification of IR radiation through charge-carrier injection into quantum wells and quantum dots L. E. Vorob'ev Full Text: PDF (119 kB) Electron paramagnetic resonance in a subsystem of structural defects as a factor in the plasticization of NaCl crystals Yu. I. Golovin, R. B. Morgunov, V. E. Ivanov, S. E. Zhulikov, and A. A. Dmitrievskii Full Text: PDF (80 kB) Anomalous millimeter-wave absorption in the superconducting phase of La2 – xSrxCuO4 A. V. Pronin, B. P. Gorshunov, A. A. Volkov, H. S. Somal, D. van der Marel, B. J. Feenstra, Y. Jaccard, and J.-P. Locquet Full Text: PDF (84 kB) On the mechanism of light-induced orientation of molecules in absorbing nematic liquid crystals A. S. Zolot'ko Full Text: PDF (96 kB) Lack of universal one-parameter scaling in the two-dimensional metallic regime V. M. Pudalov, G. Brunthaler, A. Prinz, and G. Bauer Full Text: PDF (109 kB) Effect of a pulsed magnetic field on the transverse resistance of a layered superconductor V. N. Zavaritskii and M. Springford Full Text: PDF (84 kB) Subharmonic Shapiro steps and noise in high-Tc superconductor Josephson junctions M. Tarasov, D. Golubev, V. Shumeiko, Z. Ivanov, E. Stepantsov, O. Harnak, and T. Claeson Full Text: PDF (83 kB) Oscillation phenomena in polyacetylene: R1 × S1 Gross–Neveu model with a chemical potential M. A. Vdovichenko and A. K. Klimenko Full Text: PDF (117 kB)Archived web conten

    The Worldview and the Author´s (Self)Reflection in Czech Contemporary Historiography

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    Cílem studie je představit možnosti, jak na základě publikovaných autorských textů zkoumat světový názor historiků a historiček, zejména v oboru soudobých dějin, kde lze předpokládat vliv jejich hodnotového horizontu na interpretaci relativně nedávné minulosti. Autor nejprve vymezuje pojetí světového názoru vzhledem ke stanovenému záměru a zdůvodňuje analytické užití tohoto pojmu v historiografickém textu, v daném kontextu se také zamýšlí nad vztahem paměti, dějin a historiografie. Konstatuje, že poměrně málo českých historiků a historiček dosud reflektuje vztah (individuální či kolektivní) paměti a práce dějepisce, zvláště s ohledem na jeho pozici v současné společnosti, která bývá často redukována na roli objektivního „objevitele historické pravdy“. Taková (sebe)reflexe předpokládá přiznání vlivu individuálního světového názoru historika (komplexu názorů a postojů formovaných výchovou, vzděláním, vzpomínkami, generační příslušností a podobně) na jeho vědeckou činnost. Autor studie nabízí dvě možné a vzájemně se doplňující cesty k poznání historikova světového názoru: jednak prostřednictvím vlastních svědectví a prohlášení z jeho osobněji laděných textů a egodokumentů (eseje, rozhovory, vzpomínky, příspěvky na sociálních sítích), jednak analýzou jeho vědeckých textů (časopiseckých studií, knižních monografií, recenzí). Oba přístupy autor dokumentuje na konkrétních příkladech z produkce historiků a historiček českých soudobých dějin. V závěru studie pak nastiňuje cíle a smysl zkoumání historikova světového názoru.The aim of this study is to present the opportunities for research into the worldview of historians, especially historians focused on contemporary history, where it can be assumed that their set of values may influence their interpretation of the rela-tively recent past. The author first defines the notion of worldview and justifies the analytical use of this concept in historiographical texts. He also considers the relationship between memory, history and historiography in the given context. The author states that not many Czech historians have so far reflected on the relationship between (individual and collective) memory and the work of the historian, especially with regard to his or her position in contemporary society, which is often reduced to the role of an objective “discoverer of historical truth”. Such (self)reflection presupposes the acknowledgement of the influence of the historian’s individual worldview (a complex of opinions and attitudes shaped by upbringing, education, memories, generational affiliation and so on) on his or her scholarly activity. The author of the study offers two possible and complementary ways to learn about the historian’s worldview: first, through his or her own testimonies and statements from more personal texts and ego-documents (essays, interviews, memoirs or social me-dia posts), and second, through the analysis of his or her scholarly texts (journal studies, monographs and book reviews). The author demonstrates both approaches with concrete examples of works by historians of Czech contemporary history and concludes by outlining the aims and purpose of examining the historian’s worldview. © 2022, Institute of Contemporary History of the Czech Academy of Sciences. All rights reserved
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