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Related papers: Morphology of PbTe crystal surface sputtered by ar…

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We report high-resolution angle resolved photoemission measurements on single crystals of Pt2HgSe3 grown by high-pressure synthesis. Our data reveal a gapped Dirac nodal line whose (001)-projection separates the surface Brillouin zone in…

Despite the well-established presence of amorphous compounds on planetary bodies such as the Moon and Mercury due to space weathering, the direct effect of atomic arrangement on the surface binding energies (SBEs) of elements on these…

Metal surface cleaning or etching techniques using reactive plasma are emerging as one of the dry processing techniques for surface contaminants with high bond energy, especially for cleaning and decontamination of nuclear components and…

Formation mechanisms of striations along the discharge channel of a single-filament dielectric barrier discharge (DBD) in argon at atmospheric pressure are investigated by means of a time-dependent, spatially two-dimensional fluid-Poisson…

Pulsed Laser Deposition allows to obtain W and W-Ta alloy coatings with different nanostructures, monitored by X-ray diffraction. The correlation between such structures and the elastic properties is investigated for amorphous-like,…

Materials Science · Physics 2017-10-24 E. Besozzi , D. Dellasega , A. Pezzoli , C. Conti , M. Passoni , M. G. Beghi

This paper reports the study of growth kinetics of ion beam sputtered aluminum thin films. Dynamic scaling theory was used to derive the kinetics from AFM measurements. AFM imaging revealed that surface incorporates distinctly different…

Materials Science · Physics 2015-06-23 Neha Sharma , K. Prabakar , S. Dash , A. K. Tyagi

We report thermoelectric properties of sintered samples of undoped, W-doped, and Sb-doped ReSTe crystallized in a cubic MoSBr-type structure. All samples exhibited p-type thermoelectric properties. ReSTe and Re0.993W0.007STe exhibited the…

The growth of high-quality magnetic topological insulator crystals by the Bridgman method remains challenging due to thermodynamic limitations inherent to this technique. Nevertheless, this approach continues to provide bulk materials with…

The issues related to the structure refinement of Pb(ZrxTi1-x)O3 (PZT) solid solutions are discussed. Particular attention is paid on the modelling of the co-existing phases in the vicinity of the morphotropic phase boundary (MPB), where…

Materials Science · Physics 2007-05-23 Johannes Frantti

The presumably unconventional superconductor Beta-FeSe was deposited by radio frequency sputtering and molecular beam epitaxy (MBE) from two elementary sources. Superconducting thin films were grown in (001)-orientation on MgO(100) and…

Superconductivity · Physics 2015-05-12 Eike Venzmer , Alexander Kronenberg , Janek Maletz , Martin Jourdan

The surface $^{210}$Pb is one of the main background sources for dark-matter-search experiments using NaI(Tl) crystals, and its spectral features associated with the beta-decay events for energies less than 60 keV depends on the depth…

Instrumentation and Detectors · Physics 2020-10-14 G. H. Yu , C. Ha , E. J. Jeon , K. W. Kim , N. Y. Kim , Y. D. Kim , H. S. Lee , H. K. Park , C. Rott

Surfaces sputtered by ion beam bombardment have been known to exhibit patterns whose behavior is modeled with stochastic partial differential equations. A widely accepted model is the Cuerno-Barabasi model which is robust in its predictions…

Materials Science · Physics 2010-11-30 Emmanuel O. Yewande , Raphael O. Akande

Topological semimetal materials have become a research hotspot due to their intrinsic strong spin-orbit coupling which leads to large charge-to-spin conversion efficiency and novel transport behaviors. In this work, we have observed a…

Black Phosphorus (bP) has emerged as an interesting addition to the category of two-dimensional materials. Surface-science studies on this material are of great interest, but they are hampered by bP's high reactivity to oxygen and water, a…

Mesoscale and Nanoscale Physics · Physics 2018-10-24 Abhishek Kumar , F. Telesio , S. Forti , A. Al-Temimy , C. Coletti , M. Serrano-Ruiz , M. Caporali , M. Peruzzini , F. Beltram , S. Heun

The decomposition and the reformation of the (Bi,Pb)2Sr2Ca2Cu3O10+d (?Bi,Pb(2223)?) phase have been investigated in-situ by means of High-Temperature Neutron Diffraction, both in sintered bulk samples and in Ag-sheathed monofilamentary…

Superconductivity · Physics 2009-11-07 E. Giannini , I. Savysyuk , V. Garnier , R. Passerini , P. Toulemonde , R. Fluekiger

The WKB equations for dynamics of the surface plasmon polariton (SPP) wavepacket are studied. The dispersion law for the SPP in the metal-dielectric heterostructure with varying thickness of a perforated dielectric layer is rigorously…

Other Condensed Matter · Physics 2015-05-18 V. I. Belotelov , D. A. Bykov , L. L. Doskolovich , A. K. Zvezdin

Epitaxial titanium diboride thin films have been deposited on sapphire substrates by Pulsed Laser Ablation technique. Structural properties of the films have been studied during the growth by Reflection High Energy Electron Diffraction…

Materials Science · Physics 2009-11-10 V. Ferrando , D. Marre' , P. Manfrinetti , I. Pallecchi , C. Tarantini , C. Ferdeghini

We present a combined X-ray and neutron diffraction, Raman spectroscopy, and 121Sb NMR studies of AgSbTe2, supported by first-principles calculations aiming to elucidate its crystal structure. While diffraction methods cannot unambiguously…

When surface state electrons scatter at perturbations, such as magnetic or nonmagnetic adatoms or clusters on surfaces, an electronic resonance, localized at the adatom site, can develop below the bottom of the surface state band for both…

Materials Science · Physics 2015-06-25 Samir Lounis , Phivos Mavropoulos , Peter H. Dederichs , Stefan Blügel

The step-wise growth of epitaxial Fe on Cu(001)/Si(001), investigated by in-situ polarized neutron reflectometry is presented. A sputter deposition system was integrated into the neutron reflectometer AMOR at the Swiss neutron spallation…