Results 91 to 100 of about 4,302 (276)

An Integrated NLP‐ML Framework for Property Prediction and Design of Steels

open access: yesAdvanced Science, EarlyView.
This study presents a data‐driven framework that uses language‐processing techniques to interpret steel processing descriptions and machine‐learning models to predict mechanical properties. By organising complex process histories into meaningful groups and enabling rapid property forecasts, the work supports faster, more informed steel design through ...
Kiran Devraju   +5 more
wiley   +1 more source

“PARADOX” OF THE VOID NUCLEATION

open access: yesEast European Journal of Physics, 2014
On the basis of advanced before a method of phase diagrams martensitic transformations into systems such as « iron - carbon - vacancies », are determined energy of activation of formation of vacancies and voids.
I. N. Laptev   +2 more
doaj  

Shape Memory Effect Driven by Diffusionless and Diffusional Transformations at Elevated Temperatures

open access: yesУспехи физики металлов, 2002
Several alloy systems can be selected for high-temperature shape-memory alloys, defined as alloys with stable reverse martensitic-transformation temperatures above 100°C.
G. S. Firstov, Yu. N. Koval, J. Van Humbeeck
doaj   +1 more source

Shifting the Shear Paradigm in the Crystallographic Models of Displacive Transformations in Metals and Alloys

open access: yesCrystals, 2018
Deformation twinning and martensitic transformations are characterized by the collective displacements of atoms, an orientation relationship, and specific morphologies.
Cyril Cayron
doaj   +1 more source

Rejuvenated Amorphous Alloys: Processing Methods, Microstructures and Mechanical Properties

open access: yesAdvanced Science, EarlyView.
Three rejuvenation methods – mechanical and thermal rejuvenation, and other rejuvenation routes such as ultrasonic processing – can be used to modify structures of glassy alloys, especially atomic clusters, and therefore enhances plasticity and activates work‐hardening behaviors.
Can Yang   +10 more
wiley   +1 more source

Geometry of polycrystals and microstructure

open access: yesMATEC Web of Conferences, 2015
We investigate the geometry of polycrystals, showing that for polycrystals formed of convex grains the interior grains are polyhedral, while for polycrystals with general grain geometry the set of triple points is small.
Ball John M., Carstensen Carsten
doaj   +1 more source

Active Stiffness Modulation of Flexible PDMS Elastomer by Embedding Shape Memory Alloy Wires: Fabrication and Modeling

open access: yesFlexTech, EarlyView.
Active stiffness modulation is achieved in NiTi shape memory alloy‐reinforced PDMS and carbon fiber‐epoxy composites, with reversible 3‐fold modulus increase via Joule heating and validated predictive models, which resolves longstanding adaptive design challenges.
Xi Yi, Dongjie Jiang
wiley   +1 more source

Recent advances in multifunctional soft robots: A materials–structures–systems co‐design perspective for synergistic integration

open access: yesFlexMat, EarlyView.
Abstract Soft robots, engineered from highly compliant materials, offer superior adaptability and safety in unstructured environments compared to their rigid counterparts. Recent advancements, fueled by bio‐inspiration and material programmability, have led to the rapid co‐evolution of their core modules: actuation, sensing, protection, energy, and ...
Qiulei Liu   +3 more
wiley   +1 more source

Crystal Dislocations: Their Impact on Physical Properties of Crystals

open access: yesCrystals, 2018
It is rare to find technical applications involving a material of any crystal structure that is not impacted by dislocations—which affect the material’s mechanical properties, interfaces, martensitic phase transformations, crystal growth, and
Peter Lagerlof
doaj   +1 more source

The Stability of NiTi shape memory alloys and actuator applications

open access: yes, 1999
Recent research and development in the area of shape memory alloys (SMA) continues to yield novel and unique results. Of the alloys that display the effect NiTi alloys have found the most commercial interest resulting in a number of niche applications ...
Morgan, Neil
core  

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