Results 111 to 120 of about 3,464,601 (248)

Novel Ensemble Prediction Framework for Fast and Accurate Phase Prediction in FeNiCoCrAlCu High‐Entropy Alloys by Integrating Data Augmentation and Interpretable Methods

open access: yesMaterials Genome Engineering Advances, EarlyView.
A physics‐informed machine learning framework is established for phase prediction in FeNiCoCrAlCu HEA. Limited experimental data are expanded through GMM‐based augmentation, followed by descriptor calculation, Pearson‐PCA feature optimization, stacking ensemble classification, and SHAP interpretation, enabling accurate phase identification and ...
Ruixiao Zhang   +5 more
wiley   +1 more source

Yuri L'vovich Klimontovich

open access: yesCondensed Matter Physics, 2004
This issue is devoted to the memory of Professor Yu.L.Klimontovich, an outstanding theorist whose ideas and works have been a great contribution to modern kinetic theory and statistical mechanics. Without his fundamental papers and books it is impossible
A.Zagorodny
doaj  

Deformation, Creep, and Dynamics in Glassy Ionomers

open access: yesJournal of Polymer Science, EarlyView.
Ionic architecture tunes the inelastic deformation of glassy ionomers. Simulations show that ionic associations leave the small‐strain elastic baseline nearly unchanged, but strongly reinforce yielding, strain hardening, and creep resistance. Polyampholyte architectures suppress nonaffine mobility and stress‐induced fluidization most effectively by ...
Nazanin Sadeghi, Fardin Khabaz
wiley   +1 more source

Molecular Active Matter, Kinetic Asymmetry, and Non‐Reciprocal Interactions

open access: yesSmall, EarlyView.
Nanoscale enzymes constitute dissipative active matter that converts scalar energy input into vectorial outputs. Through kinetic and diffusion asymmetry, they break time and space symmetry, resulting in directional motion. This mechanism accounts for both positive and negative chemotaxis, as well as non‐reciprocal interactions between enzymes that ...
Niladri Sekhar Mandal   +3 more
wiley   +1 more source

Wrinkling Pickering Emulsions via Endospore Germination

open access: yesSmall, EarlyView.
This study presents a method for creating Pickering emulsions with long shelf life using bacterial endospores as stabilizers. Upon exposure to favorable conditions, spores germinate, swelland trigger wrinkling on droplet surfaces. The resulting patterns depend on initial interfacial coverage, enabling the change of droplet morphology on demand.
Yiyao Hu   +7 more
wiley   +1 more source

How We Simulate Nanopores

open access: yesSmall Methods, EarlyView.
Nanopore technology has revolutionized single‐molecule sensing, yet it suffers from an inherent interpretive challenge. Molecular dynamics has emerged as a go‐to method for determining the relationship between the structure of translocating molecules and the nanopore current signals.
Behzad Mehrafrooz   +5 more
wiley   +1 more source

Low‐Frequency Noise and Stability in Electrolyte‐Gated Nanoscale Silicon Field‐Effect Transistor Sensors

open access: yesSmall Methods, EarlyView.
Electrolyte‐gated nanoscale silicon field‐effect transistor sensors provide exceptional charge sensitivity and direct electrical readout. However, their sensing accuracy is fundamentally limited by low‐frequency noise and baseline drift. This review examines the origins of noise and drift in these sensors, summarizes the key mitigation strategies, and ...
Yingtao Yu   +5 more
wiley   +1 more source

Ergodicity: a historical perspective. Equilibrium and Nonequilibrium

open access: yes, 2016
A view on the physical meaning of the so called ergodic hypothesis: its role on the foundations of equilibrium statistical mechanics in mid ’1800, its interpretations and hints at its relevance for modern nonequilibrium statistical ...
Giovanni Gallavotti
core   +1 more source

Tailored Hardening and Isothermal Bainitizing of Additively Manufactured Nitrogen‐Enhanced Martensitic Chromium Steel

open access: yessteel research international, EarlyView.
Tailored heat treatments transform additively manufactured high‐nitrogen martensitic Cr steel from austenitic as‐built condition to high‐hardness states. Isothermal bainitizing at 250°C generates an ultrafine nanostructure and achieves higher hardness than conventional hardening and tempering, highlighting a promising postprocessing route for laser ...
Philip König   +2 more
wiley   +1 more source

Extracting rates and activation free energies of martensitic transitions using nanomechanical force statistics: theory, models, and analysis

open access: yesScientific Reports
Nanomechanical responses (force-time profiles) of crystal lattices under deformation exhibit random critical jumps, reflecting the underlying structural transition processes.
Arijit Maitra, M. P. Gururajan
doaj   +1 more source

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