Smuggling light through opaque materials
Electrical engineers at Duke University have discovered that changing the physical shape of a class of materials commonly used in electronics and near- and mid-infrared photonics—chalcogenide glasses— can extend their use into the visible and ult.....»»
Hubble captures spiral galaxy NGC 5248
The sparkling scene depicted in this NASA/ESA Hubble Space Telescope image is of the spiral galaxy NGC 5248, located 42 million light-years from Earth in the constellation Boötes. It is also known as Caldwell 45. The Caldwell catalog holds visually.....»»
New insights into grain boundary kinetics challenge traditional views
Researchers from City University of Hong Kong (CityUHK), in collaboration with experts from local and overseas universities, have reshaped scientists' fundamental understanding of the kinetic processes in crystalline materials, throwing light on new.....»»
A new Tron game is coming next year, and it’s got Light Cycles
Big Fan Games' first licensed project is Disney Tron: Catalyst, a top-down adventure game set in the Arq Grid......»»
Researchers develop a laser that produces the strongest ultra-short laser pulses to date
The word laser usually conjures up an image of a strongly concentrated and continuous light beam. Lasers that produce such light are, in fact, very common and useful. However, science and industry often also require very short and strong pulses of la.....»»
Finely regulated luminescent Ag-In-Ga-S quantum dots with green-red dual emission toward white LEDs
Semiconductor quantum dots (QDs) materials have shown great potential for applications in lighting and display fields due to their wide color gamut, adjustable emission wavelength, high quantum efficiency, high color saturation, and low processing co.....»»
Engineering perovskite materials at the atomic level paves way for new lasers, LEDs
Researchers have developed and demonstrated a technique that allows them to engineer a class of materials called layered hybrid perovskites (LHPs) down to the atomic level, which dictates precisely how the materials convert electrical charge into lig.....»»
Researchers create a three-dimensional multi-focus laser for glass micro-sculpting
Glass materials are widely used in optical and optoelectronic devices due to their low cost and excellent mechanical and optical properties. Among them, glass concave/convex linear structures with feature sizes ranging from several micrometers to hun.....»»
Powerful and compact optical frequency combs provide unique opportunities
Remember those big, clunky machines needed for super precise light measurements? Those days are fading thanks to tiny devices called microcombs. These chips can do the same job, but on a much smaller scale, opening doors for new applications......»»
Intra-molecular distances in biomolecules measured optically with Ångström precision
A team led by physicists Steffen Sahl and Stefan Hell at the Max Planck Institute (MPI) for Multidisciplinary Sciences in Göttingen and the MPI for Medical Research in Heidelberg has succeeded in measuring distances within biomolecules using a light.....»»
Scientists use light to visualize magnetic domains in quantum materials
When something draws us in like a magnet, we take a closer look. When magnets draw in physicists, they take a quantum look. Scientists from Osaka Metropolitan University and the University of Tokyo have successfully used light to visualize tiny magne.....»»
First ever visualization shows photoexcited charges traveling across the interface of two semiconductor materials
UC Santa Barbara researchers have achieved the first-ever "movie" of electric charges traveling across the interface of two different semiconductor materials. Using scanning ultrafast electron (SUEM) techniques developed in the Bolin Liao lab, the re.....»»
A quantum material could be the future of high-energy X-ray imaging and particle detection
Scintillators are detectors that make high-energy X-rays or particles visible through flashes of light to form an image. Their many applications include particle physics, medical imaging, X-ray security and more......»»
Why Hurricane Milton Turned the Sky Purple
The strange, apocalyptic skies during the storm reveal how light behaves in the atmosphere when it’s filled with an unusual amount of water vapor, dust, and debris......»»
Physicists reveal nonlinear transport induced by quantum geometry in planar altermagnets
In recent years, many physicists and materials scientists have been studying a newly uncovered class of magnetic materials known as altermagnets. These materials exhibit a unique type of magnetism that differs from both conventional ferromagnetism an.....»»
Uncrackable: Scorpions and sponges inspire sustainable design
Humans are by no means alone in the search for more sustainable materials. Nature, too, has been "working" on the problem of sustainability, and it's been at it for a great deal longer. Researchers at the Weizmann Institute of Science show how design.....»»
Novel visible light communication encryption technology uses chiral nanoparticles
A research team has developed a novel visible light communication encryption technology with high security using chiral nanoparticles......»»
World"s highest-voltage gun accelerates electrons from zero to 80% the speed of light
Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have designed and tested the world's highest voltage polarized electron gun, a key piece of technology needed for building the world's first fully polarized Electron-I.....»»
Scientists explore whether smaller chromosomes lead to more segregation errors during egg cell division
Three RIKEN researchers have shed light on the cellular mechanisms underlying chromosomal abnormalities that can cause miscarriages and congenital disorders such as Down syndrome......»»
Theoretical study demonstrates existence of giant photocaloric effects in ferroelectric perovskites
Solid-state cooling is a promising alternative cooling technique that does not rely on the use of gases or liquids, like conventional refrigeration systems, but instead utilizes the properties of solid materials to refrigerate. This alternative cooli.....»»
Microplastic-free carrier system for pesticides shows potential for sustainable agriculture
Researchers from the University of Twente (Netherlands) and Bayreuth (Germany) have developed microplastic-free encapsulation for crop protection agents. They recently published their findings in Advanced Materials.....»»