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Related papers: Hierarchical structure and biomineralization in cr…

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This work provides a review of crystal growth, crystal structure, compositional details, magnetism, thermodynamic, and transport behavior in the family of the trigonal intermetallic systems Eu$T_2Pn_2$ ($T=$ Cd, Zn; $Pn=$ P, As, Sb; space…

Strongly Correlated Electrons · Physics 2024-09-04 Kristin Kliemt

DNA nanostructures with programmable shape and interactions can be used as building blocks for the self-assembly of crystalline materials with prescribed nanoscale features, holding a vast technological potential. Structural rigidity and…

Soft Condensed Matter · Physics 2019-01-30 Ryan A. Brady , William T. Kaufhold , Nicholas J. Brooks , Vito Foderà , Lorenzo Di Michele

The wear-driven structural evolution of nanocrystalline Cu was simulated with molecular dynamics under constant normal loads, followed by a quantitative analysis. While the microstructure far away from the sliding contact remains unchanged,…

Materials Science · Physics 2017-09-06 Zhiliang Pan , Timothy J. Rupert

There is a wealth of evidence to suggest that planetary systems can survive beyond the main sequence. Most commonly, white dwarfs are found to be accreting material from tidally disrupted asteroids, whose bulk compositions are reflected by…

Earth and Planetary Astrophysics · Physics 2023-09-14 Andrew Swan , Jay Farihi , Carl Melis , Patrick Dufour , Steven J. Desch , Detlev Koester , Jincheng Guo

In this study the crystal structure of hornblende gneiss has been analyzed by X-ray powder diffraction technique. From X-ray data shows the hornblende is a mixture of four molecules; quartz (SiO_2 ), albite(Al_1 Na_1 O_8 Si_3 ),…

Geophysics · Physics 2024-02-06 Arafa A. Yagob

Crystallization is a fundamental process in materials science, providing the primary route for the realization of a wide range of new materials. Crystallization rates are also considered to be useful probes of glass-forming ability. At the…

Complex hierarchical shapes are widely known in biogenic single crystals, but growing of intricate synthetic metal single crystals is still a challenge. Here we report on a simple method for growing intricately shaped single crystals of…

The fundamental principles underlying the arrangement of elements into solid compounds with an enormous variety of crystal structures are still largely unknown. This study presents a general overview of the structure types appearing in an…

Materials Science · Physics 2017-12-11 Alon Hever , Corey Oses , Stefano Curtarolo , Ohad Levy , Amir Natan

Chiral crystals, like chiral molecules, cannot be superimposed onto their mirror images -- a fundamental property that has been linked to interesting physical behavior and exploited in functional devices. Among the simplest inorganic…

Materials Science · Physics 2024-10-29 Yuxing Zhou , Stephen R. Elliott , Daniel F. Thomas du Toit , Wei Zhang , Volker L. Deringer

Polycrystalline diamond films with systematic change in microstructure that varies from microcrystalline to nanocrystalline structure are synthesized on Si by hot filament chemical vapor deposition. The morphology and structural properties…

Materials Science · Physics 2019-01-10 P. K. Ajikumar , K. Ganesan , N. Kumar , T. R. Ravindran , S. Kalavathi , M. Kamruddin

The complexity and richness of phenomena governing alloy crystal growth can be unraveled by examining the three-dimensional atomic-level distribution of elements and impurities incorporated during growth. These species act as atomic…

Molecular dynamics simulations of the temperature dependent crystal growth rates of the salts, NaCl and ZnS, from their melts are reported, along with those of a number of pure metals. The growth rate of NaCl and the FCC-forming metals show…

Materials Science · Physics 2019-04-24 Alexander Hawken , Gang Sun , Peter Harrowell

Aims. The aim of this work is to compare the detailed chemical composition of the field N-rich dwarf stars to the second generation stars of globular clusters (GC) in order to investigate the hypothesis that they originated in GCs. Methods.…

Astrophysics of Galaxies · Physics 2022-11-23 M Spite , F Spite , E Caffau , P Bonifacio , P François

Nanoporous thin-films are an important class of materials, offering a way to observe fundamental surface and bulk processes with particles larger than individual atoms, but small enough to interact significantly with each other through…

Materials Science · Physics 2016-03-22 Jeffrey G. Ulbrandt , Yang Li , Randall L. Headrick

Bone is a multiscale heterogeneous materiel of which principal function is to support the body structure and to resist mechanical loading and fractures. Bone strength does not depend only on the quantity and quality of bone which is…

Tissues and Organs · Quantitative Biology 2011-07-07 Abdelwahed Barkaoui , Awad Bettamer , Ridha Hambli

We report the results from a computational study of the self-assembly of amphiphilic di-tethered nanospheres using molecular simulation. As a function of the interaction strength and directionality of the tether-tether interactions, we…

Soft Condensed Matter · Physics 2009-07-29 Christopher R. Iacovella , Sharon C. Glotzer

The growth of crystals confined in porous or cellular materials is ubiquitous in Nature and industry. Confinement affects the formation of biominerals in living organisms, of minerals in the Earth's crust and of salt crystals damaging…

Materials Science · Physics 2022-11-30 Felix Kohler , Olivier Pierre-Louis , Dag Kristian Dysthe

Layered bismuthides of the family ATM2Bi2 are showing very interesting structural and physical properties. Here, we report crystal growth and characterization of new ternary layered bismuthides: RbCd2Bi2, RbZn2Bi2 and KZn2Bi2. Single…

The nanostructure and the carbon distribution in a pearlitic steel processed by torsion under high pressure was investigated by three-dimensional atom probe. In the early stage of deformation (shear strain of 62), off-stoichiometry…

Materials Science · Physics 2008-12-18 Xavier Sauvage , Yulia Ivanisenko

Nanocrystalline metals and ceramics with <100 nm grain sizes and superior properties (e.g., mechanical strength, hardness, fracture toughness and stored dielectric energy) are of great interest. Much has been discussed about achieving nano…

Materials Science · Physics 2020-11-10 Yanhao Dong , Hongbing Yang , Lin Zhang , Xingyu Li , Dong Ding , Xiaohui Wang , Ju Li , Jiangong Li , I-Wei Chen