Experiment finds CrMnFeCoNi hardens as nanograins grow under torsion
A high-pressure torsion experiment found that nanometre-scale CrMnFeCoNi hardened as its grains grew, linking the anomaly to grain- and phase-boundary ...
Tag: severe plastic deformation
Silver content and initial structure shape hardening in high-pressure-torsion CuAg cast alloys
An experimental study of four copper-silver cast alloys found that silver content and the starting phase arrangement strongly influenced how ...
Grooved copper rolling trick yields tunable gradient microstructures with double the toughness
Machining trapezoidal grooves into copper before cold rolling creates tunable gradient microstructures, with simulations and experiments revealing how groove geometry ...
Hammered at Room Temperature: Simple Surface Treatment Slashes Wear in a Workhorse Superalloy
Researchers used room-temperature surface mechanical attrition treatment to refine the grains of Inconel X-750, raising surface hardness by 12.5 percent ...
Twisting Zinc Alloys Into Stronger, Stretchier Biodegradable Implants
Researchers at AGH University of Krakow used cyclic extrusion–compression to tune the microstructure of biodegradable zinc–magnesium alloys, achieving an enhanced ...
Nanostructured Titanium Substrates Reshape High-Entropy Nitride Coatings at the Atomic Scale
A new study shows that ultrafine-grained Ti-6Al-4V substrates refine the crystalline structure of high-entropy (TiZrVCrAl)N coatings, shrinking coherent scattering domains ...
Twisted Under Pressure: New ZrTiFe Alloy Doubles Strength for Biomedical Implants
Researchers doubled both the strength and ductility of a novel biomedical Zr-33Ti-1Fe alloy by using high-pressure torsion to trigger nanoscale ...
Machine Learning Meets a Classic Theory to Explain Why a Featherweight Magnesium Alloy Stretches Like Gum
Experiments and machine learning reveal that grain boundary sliding governs the exceptional room-temperature ductility of an ultrafine-grained Mg–Li alloy, while ...
Nickel Composites Hit Record Strength After Extreme Deformation and Heat Treatment
Researchers report that nickel composites reinforced with hybrid micro- and nanosized silicon carbide particles reached 1526 MPa tensile strength and ...
Cantor Alloy’s Hidden Shell Network Rewrites the Rules of Hot Deformation
A harmonic-structured CoCrFeMnNi high-entropy alloy shows pronounced flow softening at high temperatures because its ultrafine-grained shell network recovers preferentially while ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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