English
Related papers

Related papers: Atomic Order in Non-Equilibrium Silicon-Germanium-…

200 papers

Realization of an elemental solid-state quasicrystal has remained a distant dream so far in spite of extensive work in this direction for almost two decades. Here, we report the discovery of quasiperiodic ordering in a thick layer of…

The opportunities of the application of the recently proposed approach in optical emission spectroscopy of non-equilibrium plasmas have been studied. The approach consists of several methods of the determination of {\em absolute} particle…

Plasma Physics · Physics 2007-05-23 B. P. Lavrov , A. S. Mikhailov

Germanium-Tin is emerging as a material exhibiting excellent photonic properties. Here we demonstrate optical initialization and readout of spins in this intriguing group IV semiconductor alloy and report on spin quantum beats between…

Subgroup discovery (SGD) is presented here as a data-mining approach to help find interpretable local patterns, correlations, and descriptors of a target property in materials-science data. Specifically, we will be concerned with data…

Materials Science · Physics 2017-02-07 B. R. Goldsmith , M. Boley , J. Vreeken , M. Scheffler , L. M. Ghiringhelli

Although crystalline solids are characterized by their periodic structures, some are only periodic on average and deviate on a local scale. Distinct local orderings can exist with identical periodic structures making their differences…

Materials Science · Physics 2021-07-02 Nikolaj Roth , Jonas Beyer , Karl F. F. Fischer , Kaiyang Xia , Tiejun Zhu , Bo Brummerstedt Iversen

Electron-counting rules were applied to understand the stability, structural preference, and physical properties of metal disilicides. Following predictions made by 14 electron counting rules, the ordered semiconductor ReGaSi, the first…

Materials Science · Physics 2017-10-04 Weiwei Xie , Lea Gustin , Guang Bian

This review compiles results of experimental and theoretical studies on thin films and quantum structures of semiconductors with randomly distributed Mn ions, which exhibit spintronic functionalities associated with collective ferromagnetic…

Materials Science · Physics 2014-04-02 Tomasz Dietl , Hideo Ohno

Using the scheme of Delaunay and Gabriel graphs, we analyzed the amorphous structures of computationally created Nd-Fe alloys for several composition ratios based on melt quench simulations with finite temperature first-principles molecular…

Materials Science · Physics 2018-11-14 Asako Terasawa , Yoshihiro Gohda

In this article we employ density functional theory in the generalized gradient approximation to investigate the structural and electronic properties of the solid solution alloy $\text{Zn}\text{Se}_x\text{S}_{1-x}$ in the wurtzite…

Materials Science · Physics 2022-05-18 S. Sarkar , O. Eriksson , D. D. Sarma , I. Di Marco

Using the semiclassical neutral atom theory, we extend to fourth order the modified gradient expansion of the exchange energy of density functional theory. This expansion can be applied both to large atoms and solid-state problems.…

Other Condensed Matter · Physics 2016-01-26 L. A. Constantin , A. Terentjevs , F. Della Sala , P. Cortona , E. Fabiano

This work describes a multidisciplinary research methodology for quantifying the size distribution of nanoscale precipitates in polycrystalline alloys. Complementary transmission electron microscopy (TEM) and small-angle x-ray scattering…

Materials Science · Physics 2014-01-21 Julian M. Rosalie , Brian R. Pauw

Semiconductor devices continue to press into the nanoscale regime, and new applications have emerged for which the quantum properties of dopant atoms act as the functional part of the device, underscoring the necessity to probe the quantum…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 I. Kuljanishvili , C. Kayis , J. F. Harrison , C. Piermarocchi , T. A. Kaplan , S. H. Tessmer , L. N. Pfeiffer , K. W. West

The formation of bulk metallic glass requires the constituent elements to have a negative heat of mixing but has no restrictions on its magnitude. An understanding of this issue is lacking due to the absence of a valid method for describing…

Materials Science · Physics 2023-05-10 Song Ling Liu , Xin Yu Luo , Jing Shan Cao , Zhao Yuan Liu , Bei Bei Xu , Yong Hao Sun , Weihua Wang

The ongoing search for new piezoelectric materials offering adequate balance between piezoelectric response and other application-relevant properties has lead to the investigation of various alloy systems. In this work we study the alloy of…

Materials Science · Physics 2025-12-12 Laszlo Wolf , Geoff L. Brennecka , Vladan Stevanović

In the context of fast developing quantum technologies, locating single quantum objects embedded in solid or fluid environment while keeping their properties unchanged is a crucial requirement as well as a challenge. Such "quantum…

The exceptional mechanical strengths of medium and high-entropy alloys have been attributed to hardening in random solid solutions. Here, we evidence non-random chemical mixings in CrCoNi alloys, resulting from short range ordering. A novel…

Materials Science · Physics 2022-06-07 H. W. Hsiao , R. Feng , H. Ni , K. An , J. D. Poplawsky , P. K. Liaw , J. M. Zuo

Lanthanide (Ln) based systems in the ZrSiS-type nodal-line semimetals have been subjects of research investigations as grounds for studying the interplay of topology with possible magnetic ordering and electronic correlations that may…

From electronic-structure-based thermodynamic linear-response, we establish chemical ordering behavior in complex solid solutions versus how Gibbs' space is traversed -- applying it on prototype refractory A2 Ta-Nb-Mo-W high-entropy alloys.…

Materials Science · Physics 2018-06-06 Prashant Singh , A. V. Smirnov , Duane D. Johnson

Neutron irradiation tends to promote disorder in ordered alloys through the action of the thermal spikes that it generates, while simultaneously introducing point defects and defect clusters. As they migrate, these point defects will…

Self-assembled arrays of atomic chains on Si(111) represent a fascinating family of nanostructures with quasi-one-dimensional electronic properties. These surface reconstructions are stabilized by a variety of adsorbates ranging from alkali…

Other Condensed Matter · Physics 2008-09-05 C. Battaglia , H. Cercellier , C. Monney , L. Despont , M. G. Garnier , P. Aebi
‹ Prev 1 4 5 6 7 8 10 Next ›