Researchers at the University of Groningen developed an atomistic model that predicts the driving force for microstructural twinning in shape memory alloys. This discovery can lead to the creation of new crystalline materials with improved reversible deformations, vibration damping, and impact absorption.
Researchers at Purdue University have developed a hybrid technique to fabricate strong and corrosion-resistant nickel with high-density ultrafine twin structure. The new material exhibits improved mechanical strength, low corrosion current density and high polarization resistance, making it suitable for applications in the automotive, ...
Researchers create metal that is 42 percent stronger than previous record while maintaining electrical conductivity. The team's discovery combines nanocrystalline and nanotwinned structures to overcome traditional trade-offs between strength and conductivity.
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A team of researchers at Texas A&M University has made a groundbreaking discovery about nickel's corrosion behavior. They found that coherent twin boundaries in pure nickel are prone to corrosion, contrary to previous assumptions.
Scientists have found a new mechanism of deformation at the boundaries of coherent twin crystal boundaries, which can increase material strength while preserving ductility. This discovery could lead to designing strong nanostructures and devices that respond to specific stress levels.
Twin boundaries, naturally occurring defects in materials, can act as energy highways to enhance lithium-ion battery performance. Researchers have discovered that these defects can transport lithium ions more efficiently, leading to better battery life.
Researchers at Brown University have discovered a method to fortify steel by twisting it, allowing for improved strength while maintaining ductility. This breakthrough could lead to the development of new steel alloys for high-strength applications such as axles on high-speed trains.
New research finds that coherent twin boundaries in metals contain tiny kink-like steps and curvatures, making them stronger but also more electrically resistant. This discovery challenges previous understanding of these materials and could lead to improved engineering designs for high-strength applications.
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A new study from Rice University reveals that gold nanowires less than 20 nanometers wide can become brittle-like under stress, exhibiting unique properties on the nanoscale. Researchers found twins in nanowires to be a key factor in reducing ductility, leading to premature fracture.
Researchers developed a new computer modeling approach to study material behavior under stress, offering insights into designing materials with optimal balance between strength and ductility. The model reveals that twin boundaries play a critical role in the strength and ductility of metals.
Researchers identified imperfections' preferred location on twin grain boundaries, leading to new strategies to control material properties. Grain size plays a role only when plastic deformation begins, with little effect afterwards.