Articles tagged with Vanadium
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Researchers at Berkeley Lab have created a micro-sized robotic torsional muscle/motor made from vanadium dioxide, achieving unprecedented power density and speed. The device can catapult objects over 50 times its own weight with remarkable efficiency.
Researchers studied vanadium dioxide using ALS beamline 4.0.2 to investigate the origin of its metal-insulator transition, which could lead to faster and more energy-efficient electronic devices. The study identified roles for Pi-symmetry and delta-symmetry electron orbitals in controlling the transition.
Researchers at Harvard SEAS have developed a thin coating that intrinsically conceals its own temperature to thermal cameras, demonstrating the potential for new military and everyday applications. By introducing impurities or defects in vanadium oxide, the team can create a wide range of interesting behaviors.
Researchers at the University of Washington have accurately determined a solid-state triple point in vanadium dioxide, a material that rapidly switches between conducting and insulating states. This discovery could lead to breakthroughs in electrical and optical switch development.
Researchers at Rice University have developed a new material that accelerates the development of high-power lithium-ion batteries suitable for electric cars. The hybrid ribbons of vanadium oxide and graphene work well for lithium-ion storage, providing both high energy density and significant power density.
A University of Texas at Arlington engineer has developed a semiconductor-based process to capture, store and transmit solar energy more efficiently. The new method increases the yield of solar energy by 10 times and improves efficiency fourfold compared to current methods.
Researchers developed an elegant and powerful new microscale actuator based on vanadium dioxide material, which expands and contracts in response to temperature variations. The actuators are smaller than human hair width and offer large force and displacement, suitable for biological and microfluidic applications.
Researchers at Harvard University have developed a new device that can absorb 99.75% of infrared light on demand, using a tunable material with exceptional optical properties. The device has wide-ranging applications in thermal imaging, spectroscopy, and energy harvesting.
Scientists at Johannes Gutenberg University Mainz discovered that vanadium pentoxide nanoparticles can inhibit the growth of barnacles, bacteria, and algae on surfaces in contact with water. This could lead to the development of new protective coatings that are less damaging to the environment than current ship coatings.
Researchers find a new method to reversibly change VO2's behavior by exposing it to hydrogen, altering its electronic and structural properties. The findings could lead to better understanding of the material's physics and potential applications in ultrasensitive sensors.
Researchers have developed an ultrafast method to track structural changes in solid materials during phase transitions. This technique sheds new light on vanadium dioxide's fast transformation between transparent and reflective phases. The study provides valuable insights into designing high-speed optical switches using this material.
Researchers have improved the performance of vanadium redox batteries by modifying their electrolyte solution, increasing energy storage capacity by 70 percent. The upgraded battery can now operate in a wider temperature range and reduce cooling costs, making it more suitable for grid reliability and renewable power sources.
A new material, vanadium oxide, has been integrated with silicon chips to create 'smart sensors' that can respond quickly in extreme conditions. This technology allows for the development of infrared sensors for military and security applications.
By applying strain to single-crystal vanadium oxide micro- and nanowires, researchers created phase inhomogeneity, a phenomenon critical to collective electronic behavior of correlated electron materials. This breakthrough could lead to designing and controlling phase inhomogeneity for future devices.
Researchers at UC Davis discovered a material with unique electronic properties, exhibiting mass-like behavior in one direction and mass-less behavior in another. The discovery has potential applications in spintronics technology and could lead to new electronic devices.
A team of international researchers has observed the formation of metallic puddles in vanadium dioxide, leading to a better understanding of the Mott transition and its potential applications. The study uses near-field scanning optical microscopy to reveal new insights into superconductors and materials development.
A team of physicists from Vanderbilt University and the University of Konstanz in Germany have used a laser with 12-femtosecond pulses to switch vanadium dioxide film between reflective and transparent states. The transition occurs faster than previously thought, with the film shifting back and forth in under 100 femtoseconds.
Researchers have discovered a new type of phase transition in vanadium metal under extreme pressure, which contradicts the behavior of most other elements. This unusual lattice dynamics is driven by a huge change in electronic structure, providing a new explanation for the record-high superconducting temperature.
Researchers at Carnegie Institution's Geophysical Laboratory found a unique phase transition in vanadium crystals under high pressure, changing shape but not volume. This discovery has significant implications for superconducting materials and challenges previous theories on element stability.
Researchers discovered a new way to form complex networks of nanotubes on the surface of layered crystals. The tubes are prismatic folds with intricate branches and connections, forming in less than a second.
Researchers found that vanadium supplementation sped recovery in mice, with 50% faster recovery times in both diabetic and non-diabetic animals. The exact mechanism is unclear but may involve vanadium's metal-related shape or ability to inhibit tyrosine phosphatases.
Researchers at Vanderbilt University developed an ultra-fast optical shutter with a record-breaking speed of 40 picoseconds, enabling high-speed imaging applications. The new technology uses femtosecond laser pulses to freeze light at the molecular level, opening doors for breakthroughs in fields like biology and materials science.
Weizmann Institute researchers find a family of amino acid analogues that effectively regulate glucose levels in diabetic laboratory animals. The new compounds have greater antidiabetic potency than vanadium alone, offering a promising treatment option for type II diabetes.