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On Nb Silicide Based Alloys: Alloy Design and Selection. [PDF]

open access: yesMaterials (Basel), 2018
The development of Nb-silicide based alloys is frustrated by the lack of composition-process-microstructure-property data for the new alloys, and by the shortage of and/or disagreement between thermodynamic data for key binary and ternary systems that are essential for designing (selecting) alloys to meet property goals.
Tsakiropoulos P.
europepmc   +5 more sources

Modeling and simulation of microstructure in metallic systems based on multi-physics approaches

open access: yesnpj Computational Materials, 2022
The complex interplay between chemistry, microstructure, and behavior of many engineering materials has been investigated predominantly by experimental methods.
Jaber Rezaei Mianroodi   +11 more
doaj   +1 more source

Thermodynamics-guided alloy and process design for additive manufacturing

open access: yesNature Communications, 2022
Production defects prevent many industrially important materials from being adopted by metal additive manufacturing. Here, the authors propose a universal thermodynamics-guided alloy design approach to assist the discovery of crack-free materials.
Zhongji Sun   +7 more
doaj   +1 more source

A sustainable ultra-high strength Fe18Mn3Ti maraging steel through controlled solute segregation and α-Mn nanoprecipitation

open access: yesNature Communications, 2022
Recent demands to design alloys in a more sustainable way have discouraged the use of critical elements that are rare. Here the authors demonstrate a segregation-based strategy to produce a sustainable steel, Fe18Mn3Ti, without critical elements while ...
A. Kwiatkowski da Silva   +8 more
doaj   +1 more source

An artificial neural network for surrogate modeling of stress fields in viscoplastic polycrystalline materials

open access: yesnpj Computational Materials, 2023
The purpose of this work is the development of a trained artificial neural network for surrogate modeling of the mechanical response of elasto-viscoplastic grain microstructures.
Mohammad S. Khorrami   +6 more
doaj   +1 more source

Teaching solid mechanics to artificial intelligence—a fast solver for heterogeneous materials

open access: yesnpj Computational Materials, 2021
We propose a deep neural network (DNN) as a fast surrogate model for local stress calculations in inhomogeneous non-linear materials. We show that the DNN predicts the local stresses with 3.8% mean absolute percentage error (MAPE) for the case of ...
Jaber Rezaei Mianroodi   +2 more
doaj   +1 more source

Multiscale simulations of growth-dominated Sb2Te phase-change material for non-volatile photonic applications

open access: yesnpj Computational Materials, 2023
Chalcogenide phase-change materials (PCMs) are widely applied in electronic and photonic applications, such as non-volatile memory and neuro-inspired computing.
Xu-Dong Wang   +7 more
doaj   +1 more source

Pure bulk orbital and spin photocurrent in two-dimensional ferroelectric materials

open access: yesnpj Computational Materials, 2021
We elucidate a bias-free light-induced orbital and spin current through nonlinear response theory, which generalizes the well-known bulk photovoltaic effect in centrosymmetric broken materials from charge to the spin and orbital degrees of freedom.
Xingchi Mu, Yiming Pan, Jian Zhou
doaj   +1 more source

Near‐Atomic‐Scale Evolution of the Surface Chemistry in Li[Ni,Mn,Co]O2 Cathode for Li‐Ion Batteries Stored in Air

open access: yesAdvanced Energy & Sustainability Research, 2023
Layered LiMO2 (M = Ni, Co, Mn, and Al mixture) cathode materials used for Li‐ion batteries are reputed to be highly reactive through their surface, where the chemistry changes rapidly when exposed to ambient air.
Mahander P. Singh   +9 more
doaj   +1 more source

Design of Stable Nanocrystalline Alloys [PDF]

open access: yesScience, 2012
Metal Manipulation Reducing the grain size below 100 micrometers can vastly improve the properties of a metal. However, these nanocrystalline metals are not thermally stable; at elevated temperatures the grains will grow and merge.
Chookajorn, Tongjai   +2 more
openaire   +4 more sources

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