Results 61 to 70 of about 13,291,552 (284)

Phase field simulation of the effect from electrostatic field on frozen food ice crystal growth

open access: yesShipin yu jixie, 2022
Objective: In order to explore the effect of an external electrostatic field on the growth of ice crystals during food freezing. Methods: Based on the classic Kobayashi model of phase field method, the free energy density of electric field was introduced
ZHEN Bing   +3 more
doaj   +1 more source

Mutant p53R273H disrupts PDPK1 homodimerization and contributes to PDPK1 activation

open access: yesMolecular Oncology, EarlyView.
How mutant p53R273H drives AKT signaling is unclear. We show that p53R273H, but not wild‐type, directly binds PDPK1 via a mutation‐dependent conformational change. This interaction disrupts inhibitory PDPK1 homodimerization and enhances AKT phosphorylation.
Mei Chee Lim   +11 more
wiley   +1 more source

Phase field simulation of α/β microstructure in titanium alloy welds

open access: yesMaterials Research Express, 2020
The microstructure formation during $\beta \to \alpha +\beta $ transformation in heat affected zone of titanium alloy welds is studied using an approach combining a phase field solid-solid transformation model with a heat transfer finite element method ...
Rajeev Ahluwalia   +5 more
doaj   +1 more source

A parallelized model for coupled phase field and crystal plasticity simulation [PDF]

open access: yesComputer Methods in Materials Science, 2016
The predictive simulation of materials with strong interaction between microstructural evolution and mechanical deformation requires the coupling of two or more multi-physics models.
Mingxuan Lin, Ulrich Prahl
doaj   +1 more source

Applications of Phase Field Methods in Modeling Fatigue Fracture and Performance Improvement Strategies: A Review

open access: yesMetals, 2023
Fatigue fracture simulation based on phase field methods is a promising numerical approach. As a typical continuum approach, phase field methods can naturally simulate complex fatigue fracture behavior.
Haitao Cui, Chenyu Du, Hongjian Zhang
doaj   +1 more source

Molecular characterization of covRS mutations in M1UK Streptococcus pyogenes

open access: yesFEBS Open Bio, EarlyView.
Group A Streptococcus (GAS) acquires covRS mutations driving a hypervirulent bacterial state, frequently associated with invasive disease‐like necrotizing fasciitis. We demonstrate that the newly emerged M1UK GAS lineage can also acquire these mutations.
Jarrad Pritchard   +12 more
wiley   +1 more source

Investigating the Switching Dynamics of Antiferroelectric Capacitor Using Multidomain Phase-Field Approach

open access: yesIEEE Journal of the Electron Devices Society
Here, we present a compact model based on multidomain phase-field approach that can capture the hysteresis loop and the transient negative capacitance (NC) regions in Metal-Antiferroelectric-Metal structures.
Muhammad Mainul Islam   +5 more
doaj   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

Scalable autoregressive deep surrogates for complex microstructure dynamics

open access: yesMachine Learning: Science and Technology
Complex microstructural pattern formation, such as dendrite growth, occurs across a wide range of materials and plays a crucial role in determining their properties and functional performance.
Kaihua Ji   +4 more
doaj   +1 more source

Synergistic effects of Al and Mo on coarsening kinetics of Ni-based superalloys at 1200°C

open access: yesMaterials Research Letters
The interaction effects of γ-strengthening and γ'-former elements have long troubled the alloying design of superalloys, especially improving γ'-thermostability by Al addition against higher temperatures.
Mingzhe Li   +5 more
doaj   +1 more source

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