Articles tagged with Deformation
Researchers at UC San Diego discovered that hair behaves differently depending on stretching speed, with faster stretches making it stronger. The team found a unique structural transformation allowing hair to withstand high stress without breaking.
Researchers at Drexel University have made a breakthrough in the study of how things break, bend and deform. They discovered that layered materials form internal buckles, or ripples, as they deform under stress, dubbed 'ripplocation'. This new paradigm explains non-linear elastic behavior within the constraints of dislocation theory.
Researchers developed a software tool called DefSense that enables non-experts to create deformable objects with deformation-sensing functionality. The tool optimizes sensor layouts based on user-defined deformations, allowing for customized input devices.
Researchers developed a record-breaking steel alloy that can withstand impact without deforming permanently, with an elastic limit of 11.76 giga-Pascals. The material's unique structure allows it to be both hard and non-brittle, making it suitable for various applications.
MIT scientists have developed a theory to predict transparency in materials, which could lead to cheaper smart window alternatives. The researchers created a polymer structure that changes transparency when stretched or inflated, and their equation accurately predicts the amount of light transmitted through the material.
Researchers discovered that solid materials, including nanocrystals and the Earth's crust, share similar deformation properties due to slip-avalanches. This study enables the transfer of results across different scales and materials, providing new tools for predicting material deformation and hazard prevention.
Researchers used innovative methods to examine the ground around Mbeya in Tanzania, finding evidence of fluidisation and massive ground deformation. This discovery could be used to model how structures might be affected by future earthquakes, providing a valuable tool for hazard assessment.
The Visio.M consortium presents a safety package for compact electric vehicles, providing a safe compartment and passenger protection through advanced materials and sensor systems. The integrated safety concept uses radar and camera sensors to recognize critical situations and activate protective measures.
Researchers developed a new technique to measure nanomechanical properties of microstructures undergoing stress and heating, revealing insights for improving microelectronics and battery designs. The technology uses laser-based Raman spectroscopy to study surface stresses and their impact on mechanical properties.
Researchers used seismograms collected in the Sierra Nevada EarthScope field experiment to image the earth under the range. Their results reveal that the entire eastern Sierra overlies low-velocity upper mantle and lacks dense, quartz-poor lower crust. This suggests that a long strip of dense rock fell away to the west and south, causi...
Researchers at MIT analyzed the shells of a sea creature to determine why they are exceptionally tough and optically clear. The shells' unique properties emerge from a specialized nanostructure that allows optical clarity, as well as efficient energy dissipation and localized deformation.
French scientists studied soft adhesive materials' inner structure and response to traction during the debonding process. Their findings aim to improve models of adhesive performance by understanding energy dissipation and material deformation.
Geologists have confirmed that a high-pressure failure mechanism is the trigger for deep earthquakes occurring at depths below 400 kilometers. The research team simulated deep earthquakes in a laboratory and found that fractures nucleate at the onset of olivine to spinel transition.
Researchers have developed a new machine that measures a material's hardness with unprecedented accuracy. The Precision Nanoindentation Platform (PNP) can test properties beyond the reach of previous devices, including viscoelastic creep.
Researchers at Disney Research have created software packages that can produce mechanical and actuated deformable characters, expanding creative choices for designers. The systems use rapid manufacturing methods like 3D printing to fabricate the physical characters.
Researchers at IMUT have developed a method to analyze nanoscale deformation fields of a crack-tip, mapping pure shear strain at the atomic scale. The study provides new insights into fracture mechanics, paving the way for further research on dynamic crack-tips and various materials.
The molecular structural basis for severe head deformities and ambiguous sex organs in babies born with Antley-Bixler syndrome has been revealed, suggesting that riboflavin therapy may reverse enzyme defects. The study also found that the enzyme NADPH-cytochrome P450 reductase plays a crucial role in human syndromes.
Researchers at Rutgers University have identified a class of high-strength metal alloys with potential to improve the performance of engines, medical imaging equipment, security systems, and other applications. These nanostructured metals can convert electrical and magnetic energy into movement or vice-versa.
Researchers used high-resolution seismic data to analyze fault evolution across the Gulf of Corinth rift, revealing patterns of basin subsidence and fault activity. The study provides new insights into early rift history and the development of faults associated with the rift, shedding light on seafloor spreading mechanisms.
Scientists discover that smaller tectonic structures near larger faults in southeast Spain partially offset the risk of earthquakes, reducing seismic activity. By studying fossils and geological data, researchers found that these small faults help relax energy associated with plate convergence.
Researchers from North Carolina State University found that silicon nanowires have increasing deformability and strength as they get smaller. This discovery could lead to the development of novel silicon nanodevices with enhanced reliability and design options.
The study of 33Mg's ground state properties reveals a prolate deformed nucleus with well-reproduced energy and magnetic moment. The time-odd relativistic mean field approach successfully explains the experimental data without introducing parameters.
Researchers at the University of Washington have found that flexible moths' wings are better suited for flight due to their ability to generate more lift and airflow velocity. This discovery challenges traditional assumptions about wing structure and function in insects.
The new mechanical design accommodates extreme bending and straining without reduction in electronic performance, enabling applications such as smart surgical gloves and eye cameras. The design uses semiconductor nanomaterials to offer high stretchability and twistability, making it suitable for various complex shapes.
The American Society of Plastic Surgeons is hosting medical mission trips in Central and South America to provide reconstructive surgery to children born with cleft lip and palate. The trips aim to not only repair the physical condition but also restore their lives by educating local physicians.
Researchers create hollow spherical nanospheres that can withstand extreme stress and deform without losing strength, approaching the theoretical ideal shear strength. The spheres' geometry is engineered to reduce stresses at specific regions, allowing them to transfer stress more efficiently.
A study of 62 patients who underwent closed reduction found that nearly one-third reported dissatisfaction with their nose after treatment. The majority of dissatisfied patients wanted revision surgery due to persistent aesthetic concerns or nasal obstruction.
Researchers at Max Planck Institute found that bone stretches more than its fibers and mineral composition, allowing it to sustain large strains without breaking. The hierarchical structure of bone leads to a hierarchical deformation, with soft layers absorbing most of the strain, protecting the mineral phase from excessive loads.
Scientists from Max Planck Institute and MIT perform atom-by-atom investigations, gaining insight into dynamic fracture instabilities. They propose a new model that explains how material properties affect crack propagation, with implications for understanding fracture in various materials and scales.
A new technique using high-density porous polyethylene grafts has shown substantial improvement in straightening the middle third of the nose, even in cases with previous rhinoplasty. The procedure is safe, effective, and reliable, providing long-term stability and reducing future scar contracture or trauma.
The American Society of Plastic Surgeons recognizes five 'Patients of Courage' who have overcome incredible obstacles, inspiring others to do the same. Through their stories, these individuals demonstrate the potential strength within us all.
Researchers developed a computational method to 'morph' deformed fossils back to their original shapes using geometric morphometrics and multiple rock slabs. The new retrodeformation programs have been tested with fossils from the Middle Ordovician Period, showing promise for understanding ancient deformation.
Scientists discover conditions for cracks to propagate supersonically in brittle solids, challenging classical theories on fracture speed. Hyperelasticity governs dynamic fracture under extreme deformation, with a characteristic length scale near the crack tip.
Professor Morton Gurtin's research extends continuum mechanics to study structural materials at nanoscale length scales, advancing theories of deformation and fracture process. He has been an active collaborator with Italian school of continuum mechanics researchers since many years.
Researchers at Carnegie Institution's Department of Terrestrial Magnetism discovered a statistically significant correlation between large magnitude earthquakes (M7.0+) and volcanic eruptions separated by up to 750 km, suggesting potential predictive capabilities for monitoring small deformations in active volcanoes.
Researchers have discovered that relaxor ferroelectrics can deform 10 times more under high voltage, making them ideal for medical ultrasound devices and potentially leading to breakthroughs in piezoelectric technology
Researchers have made a groundbreaking discovery about the structure of the Earth's mantle beneath Tibet, finding that it is not horizontal but oriented in three dimensions. This new understanding could improve models of plate tectonics and provide insights into the evolution of continents.