Thermal waves observed in semiconductor materials
A study published in Science Advances reports on the unexpected observation of thermal waves in germanium, a semiconductor material, for the first time. This phenomenon may allow a significant improvement in the performance of our electronic devices.....»»
Video: Why Canadian trash costs $30,000 per gram
How do you turn nuclear waste into a $30,000-per-gram commodity? Tritium, once discarded as a by-product of Canadian nuclear reactors, is now one of the most expensive materials on Earth. This rare isotope of hydrogen powers glow-in-the-dark keychain.....»»
Tunable nonlinear Hall effect observed at room temperature in tellurium
A research team has discovered significant nonlinear Hall and wireless rectification effects at room temperature in elemental semiconductor tellurium (Te). Their research is published in Nature Communications......»»
Get set for more extreme weather across Australia this spring and summer, say meteorologists
Australia is no stranger to extreme weather. From heat waves and droughts to flooding rains, hailstorms or fire weather, our continent experiences it all......»»
Urban forests could help reduce heat-related mortality, study suggests
Across the globe, heat waves are becoming more frequent and more intense. Therefore, how to effectively combat the adverse effects of heat is an increasingly important topic of research......»»
Making "atomic lasagna": New method transforms 3D materials into stable layered thin films with promising properties
A research team discovered a method to transform materials with three-dimensional atomic structures into nearly two-dimensional structures—a promising advancement in controlling their properties for chemical, quantum, and semiconducting application.....»»
Fluorescent nanomaterial could transform how we visualize fingerprints
Researchers created a fluorescent nanoparticle using a combination of materials (MCM-41, chitosan and dansylglycine) to examine latent fingerprints. These nanoparticles have special properties that make them adhere well to fingerprint residues, even.....»»
Future foods: How non-thermal tech could transform starch consumption
Starch is a vital component of the human diet, serving as a primary energy source. However, high-glycemic starches are linked to the increasing prevalence of chronic diseases like obesity and diabetes. Traditional starch modification methods, such as.....»»
Combination and summary of ATLAS dark matter searches within 2HDM+a framework
In the 1930s, Swiss astronomer Fritz Zwicky observed that the velocities of galaxies in the Coma Cluster were too high to be maintained solely by the gravitational pull of luminous matter. He proposed the existence of some non-luminous matter within.....»»
Dual-feedback mechanism can enhance anti-oxidation coatings in fiber composites
Fiber-reinforced ceramic matrix composites (CMCs) have been the primary choice for radome materials in hypersonic vehicles due to their high toughness, strength, and other advantageous properties. However, oxidation by oxygen in the atmospheric envir.....»»
Apple shares first example image made by Apple Intelligence: Craig Federighi’s dog
Apart from some marketing materials, we have not yet seen Apple Intelligence image generation features in action. Image Playgrounds and Genmoji are not currently available in the iOS 18.1 Apple Intelligence betas; they are rumored to launch as part o.....»»
GM, Hyundai to explore collaboration across range of tech, products
General Motors and Hyundai Motor Co. will explore cooperation in everything from passenger and commercial vehicles to electric cars and raw materials under a sweeping agreement that aims to improve efficiencies, slash costs and reach bigger economies.....»»
Check out this incredible cloud atlas of Mars
Researchers recently presented a stunning cloud atlas of Mars: a database containing 20 years' worth of images of clouds and storms observed on the red planet......»»
Infrared thermal imaging enables reliable assessment of animal stress from distance
An international team of researchers from the University of Turku, Finland, and the University of Tours, France, aimed to validate the use of infrared thermal imaging as a non-invasive tool for assessing stress responses in reindeer. Their findings s.....»»
Unprecedented heat wave on the Tibetan plateau: Study highlights land-atmosphere interactions
Heat waves are generally thought to occur in hot, lowland regions—but what happens when extreme heat strikes the frigid, high-altitude Tibetan Plateau? Is the definition of a heat wave the same at 5,000 meters above sea level as it is in the plains.....»»
Novel quantum dot hydrogel shows improved photothermal conversion efficiency
Biomolecules-based materials hold great promise for malignant tumor phototherapy. However, current supramolecular biomaterials primarily suffer from poor tissue penetration, inadequate tumor accumulation, and particularly neglecting the unique benefi.....»»
Open-source software helps streamline 2D materials research with scanning tunneling microscope automation
A new open-source software package developed by Monash University researcher Julian Ceddia aims to significantly streamline the study of materials using scanning tunneling microscopes (STMs)......»»
Green hydrogen: MXenes show talent as catalyst for oxygen evolution reaction
The MXene class of materials has many talents. An international team led by HZB chemist Michelle Browne has now demonstrated that MXenes, properly functionalized, are excellent catalysts for the oxygen evolution reaction in electrolytic water splitti.....»»
Scientists prove long-standing wave amplification theory
Physicists at the University of Southampton have tested and proven a 50-year-old theory for the first time using electro-magnetic waves. They have shown that the energy of waves can be increased by bouncing "twisted waves"—those with angular moment.....»»
Electrically modulated light antenna points the way to faster computer chips
Today's computers reach their physical limits when it comes to speed. Semiconductor components usually operate at a maximum usable frequency of a few gigahertz—which corresponds to several billion computing operations per second......»»
Hubble and Chandra find supermassive black hole duo
Like two Sumo wrestlers squaring off, the closest confirmed pair of supermassive black holes have been observed in tight proximity. These are located approximately 300 light-years apart and were detected using NASA's Hubble Space Telescope and the Ch.....»»