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Related papers: Phase stability and defect studies of Mg-based Lav…

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We review a series of works where the fundamental master equation is used to develop a microscopical description of evolution of non-equilibrium atomic distributions in alloys. We describe exact equations for temporal evolution of local…

Materials Science · Physics 2007-05-23 K. D. Belashchenko , I. R. Pankratov , G. D. Samolyuk , V. G. Vaks

Thermodynamic descriptions of all binaries within the Cr-Fe-Mo-Nb-Ni system have been complied and, where necessary, remodeled. Notably, the Cr-Fe and Fe-Mo systems have been remodeled using comprehensive sublattice models for the…

Materials Science · Physics 2025-07-23 Hui Sun , Shun-Li Shang , Shuang Lin , Jingjing Li , Allison M. Beese , Zi-Kui Liu

Structural, elastic, electronic and optical properties of laves phase intermetallic compounds CaRh2 and LaRh2 prototype with MgCu2 are investigated by using the first principle calculations. These calculations stand on density functional…

Materials Science · Physics 2017-09-22 Md. Zahidur Rahaman , Md. Atikur Rahman

We investigate phase stability and vacancy formation in fcc Fe-Ni alloys over a broad composition-temperature range, via a density functional theory parametrized effective interaction model, which includes explicitly spin and chemical…

Materials Science · Physics 2023-11-14 Kangming Li , Chu-Chun Fu , Maylise Nastar , Frédéric Soisson , Mikhail Yu. Lavrentiev

A continuum dynamical model is developed to determine the morphological and compositional instabilities on the free surface of heteroepitaxial alloy films in the absence of growth. We use linear stability analysis to study the early…

Statistical Mechanics · Physics 2009-11-07 Zhi-Feng Huang , Rashmi C. Desai

This paper deals with black holes, bubbles and orbifolds in Gauss-Bonnet theory in five dimensional anti de Sitter space. In particular, we study stable, unstable and metastable phases of black holes from thermodynamical perspective. By…

High Energy Physics - Theory · Physics 2010-10-27 Tanay K. Dey , Sudipta Mukherji , Subir Mukhopadhyay , Swarnendu Sarkar

MAX phases are nanolaminated ternary materials that combine metallic and ceramic properties. Currently, the A-site elements replacement in traditional ones by later transition-metals opens a door to explore new types of MAX phases. In this…

Materials Science · Physics 2021-11-25 Erxiao Wu , Yiming Zhang , Mian Li , Youbing Li , Kan Luo , Shiyu Du , Qing Huang

A mesoscopic continuum model is employed to analyse the transport mechanisms and structure formation during the redistribution stage of deposition experiments where organic molecules are deposited on a solid substrate with periodic…

Mesoscale and Nanoscale Physics · Physics 2018-07-24 Christoph Honisch , Te-Sheng Lin , Andreas Heuer , Uwe Thiele , Svetlana Gurevich

The mechanical properties of complex concentrated alloys (CCAs) depend on their forming phases and corresponding structures, the prediction of the phase formation for a given CCA is essential to its discovery and applications. 541 sample…

Applied Physics · Physics 2025-11-07 Jie Xiong , San-Qiang Shi , Tong-Yi Zhang

The metastable nature of the ferroelectric phase of HfO$_2$ is a significant impediment to its industrial application as a functional ferroelectric material. In fact, no polar phases exist in the bulk phase diagram of HfO$_2$, which shows a…

Materials Science · Physics 2024-01-11 Binayak Mukherjee , Natalya S. Fedorova , Jorge Íñiguez-González

Complex materials encompassing different phases of matter can display new photoinduced metastable states differing from those attainable under equilibrium conditions. These states can be realized when energy is injected in the material…

Strongly Correlated Electrons · Physics 2024-06-27 Wibke Bronsch , Manuel Tuniz , Denny Puntel , Alessandro Giammarino , Fulvio Parmigiani , Yang-hao Chan , Federico Cilento

In this work, using the methods of viscosimetry and thermal analysis, the concentration changes in the values of the supercooling viscosity of Al-Mg melts with Mg content from 2.5 to 95 at.% are studied. It is shown that the temperature…

Materials Science · Physics 2022-12-09 Elizaveta A. Batalova , Larisa V. Kamaeva , Nikolay M. Chtchelkatchev

In this study, the role of elastic and interfacial energies in the shape evolution of T1 precipitates in Al-Cu-Li alloys is investigated using phase-field modeling. We employ a formulation considering the stoichiometric nature of the…

Materials Science · Physics 2025-03-04 Ali Reza Safi , Elizabeth Mathew , Rupesh Chafle , Benjamin Klusemann

We investigate lamellar three-phase patterns that form during the directional solidification of ternary eutectic alloys in thin samples. A distinctive feature of this system is that many different geometric arrangements of the three phases…

Materials Science · Physics 2015-05-27 Abhik Choudhury , Mathis Plapp , Britta Nestler

Designing complex concentrated alloys (CCA), also known as high entropy alloys (HEA), requires reliable and accessible thermodynamic predictions due to vast space of possible compositions. Numerous semiempirical parameters have been…

Mechanical properties of engineering alloys are strongly correlated to their microstructural length scale. Diffusive insta- bilities of the Mullins-Sekerka type is one of the principal mechanisms through which the scale of the…

Materials Science · Physics 2017-01-04 Arka Lahiri , Abhik Choudhury

Predicting the structural response of advanced multiphase alloys and understanding the underlying microscopic mechanisms that are responsible for it are two critically important roles modeling plays in alloy development. An alloys…

We report a study of the phase behavior of multiple-occupancy crystals through simulation. We argue that in order to reproduce the equilibrium behavior of such crystals it is essential to treat the number of lattice sites as a constraining…

Soft Condensed Matter · Physics 2009-11-13 Bianca M. Mladek , Patrick Charbonneau , Daan Frenkel

This work unravels the atomic details of the interaction of solute atoms with nanoscale crystalline defects. The complexity of this phenomenon is elucidated through detailed atom probe tomographic investigations on epitaxially-strained,…

Materials Science · Physics 2021-12-22 Samik Mukherjee , Simone Assali , Oussama Moutanabbir

Three novel precipitation strengthened bcc alloys which exhibit a smooth microstructural gradient with composition have been fabricated in bulk form by induction casting. All three alloys are comprised of a mixture of disordered A2-(Fe, Cr)…

Materials Science · Physics 2021-03-23 Silas Wolff-Goodrich , Sebastian Haas , Uwe Glatzel , Christian Liebscher
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