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: microhardness
Si3N4 Content Altered Laser-Clad Coating Performance on TC4 Titanium
Laboratory tests found that Si3N4-containing laser-clad composite coatings on TC4 titanium alloy had greater hardness, lower wear rates and better ...
Laboratory HPT study links kinks and dislocations to alloy strengthening
A laboratory study found that room-temperature high-pressure torsion strengthened an LPSO-dominated Mg-18Y-8Ni alloy through a combination of kink and dislocation ...
CuO Nanoparticles Refine Grains and Modify Silicon in A356 Alloy
A laboratory casting study found that CuO nanoparticles refined A356 alloy grains and modified eutectic silicon while increasing microhardness, reducing ...
Oxygen Pressure Fine-Tunes Zirconium Carbonitride Coatings for Extreme Wear Resistance
Researchers show that adjusting oxygen pressure during HVOF spraying optimizes zirconium carbonitride coatings, achieving record hardness, adhesion and wear resistance ...
Hybrid Er2O3 and B4C Additions Reshape Gamma-Ray Shielding in Ni–Co–Fe–Cr–Mo High-Entropy Alloys
Reinforcing Ni–Co–Fe–Cr–Mo high-entropy alloys with hybrid Er2O3 and B4C particles boosts microhardness to 693 HV0.5, but thickness-corrected gamma-ray attenuation measurements ...
Laser Cladding Recipe Cracked for Armor-Plating Nuclear Waste Containers
Researchers have statistically optimized laser cladding parameters to bond crack-free Ni625 coatings onto ductile iron for nuclear fuel container applications.
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 ...
Ultrasonic Impact Treatment Survives the Heat: Gear Shaft Stresses Hold Firm at 65 °C
A combined experimental and finite element study shows that ultrasonic impact treatment on 30CrMoA gear shafts loses about 24 percent ...
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 ...
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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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