Physicists turn a crystal into an electrical circuit
Washington State University physicists have found a way to write an electrical circuit into a crystal, opening up the possibility of transparent, three-dimensional electronics that, like an Etch A...
View ArticleScientists discover unique thermoelectric properties in cesium tin iodide
A newly discovered collective rattling effect in a type of crystalline semiconductor blocks most heat transfer while preserving high electrical conductivity - a rare pairing that scientists say could...
View ArticleTeam researches thermal conductivity of cable bedding materials
The trouble-free operation of the energy distribution grid presents a challenge in the era of renewable energy sources. Researchers at TU Darmstadt demonstrate how grid operators can operate and expand...
View ArticleSuper-light graphene and ceramic metamaterial possesses high strength, other...
A new featherweight, flame-resistant and super-elastic "metamaterial" has been shown to combine high strength with electrical conductivity and thermal insulation, suggesting potential applications from...
View ArticleScientists find new method to control electronic properties of nanocrystals
Researchers from The Hebrew University of Jerusalem, Stony Brook University, and the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have discovered new effects of an important method...
View ArticleThe game algorithm that could improve materials design
Designing advanced materials is a complex process, with many potential combinations for precisely placing atoms within a structure. But now, scientists have developed a new tool that helps determine...
View ArticleScientists develop a nanometer-scale light bulb from monolayer MoS2
A group of scientists led by University of Vienna Professor Thomas Muller have demonstrated a visible light source using an atomically thin monolayer MoS2. They attached small strips of a monolayer...
View ArticleActing like a muscle, nano-sized device lifts 165 times its own weight
Imagine repeatedly lifting 165 times your weight without breaking a sweat—a feat normally reserved for heroes like Spider-Man.
View ArticleFast heat flows in warm, dense aluminum
Thermal conductivity is one of the most crucial physical properties of matter when it comes to understanding heat transport, hydrodynamic evolution and energy balance in systems ranging from...
View ArticleSolid-state electrolyte with lithium-ion conductivities comparable to liquid...
Many mobile devices are powered by lithium-ion batteries, which could be smaller, lighter, safer and more efficient if the liquid electrolytes they contain were replaced by solids. A promising...
View ArticleResearchers develop advanced material for ultra-stable, high capacity...
A team of researchers from the National University of Singapore (NUS) has successfully designed a novel organic material of superior electrical conductivity and energy retention capability for use in...
View ArticleNeutrons provide a novel picture of thermal conductivity in complex materials
The engineering of thermal conductivity in semiconducting materials is a central issue in the development of modern nano- and microtechnologies. Low thermal conductivity is important in materials used...
View ArticlePressure between layers of stacked graphene oxide nanosheets increases with heat
Graphene is a sheet of carbon that is only one atom thick, and it has drawn worldwide attention as a new material. A research group from Kumamoto University, Japan has discovered that pressure can be...
View ArticleNew ultralight silver nanowire aerogel is boon for energy and electronics...
A new ultralight silver nanowire aerogel could be a boost to the energy and electronics industries.
View ArticleA new miniature solution for storing renewable energy
Scientists have long searched for the next generation of materials that can catalyze a revolution in renewable energy harvesting and storage.
View ArticleMaterials with a special kind of boundary between crystal grains can deform...
Most metals and semiconductors, from the steel in a knife blade to the silicon in a solar panel, are made up of many tiny crystalline grains. The way these grains meet at their edges can have a major...
View ArticleNew research findings could lead to safer and more powerful lithium-ion...
Virginia Commonwealth University researchers are working to improve conductivity and safety in lithium-ion batteries, which are used to power many electronic devices around the world, including...
View ArticleClothing fabric keeps you cool in the heat
(Phys.org)—Researchers have designed a thermal regulation textile that has a 55% greater cooling effect than cotton, which translates to cooler skin temperatures when wearing clothes made of the new...
View ArticleReusing waste energy with 2-D electron gas
More than 60 percent of the energy produced by fossil fuels is lost as heat. Thermoelectric energy conversion has attracted much attention as a way to convert waste heat from power plants, factories...
View ArticleImproving the femtosecond ultrashort pulse laser
MXenes, conductive materials widely used in many industries, now have one more promising application: helping lasers fire extremely short femtosecond pulses, which last just millionths of a billionth...
View ArticleDiscovery points the way to better and cheaper transparent conductors
Researchers at the University of Liverpool have made a discovery that could improve the conductivity of a type of glass coating which is used on items such as touch screens, solar cells and energy...
View ArticleResearch team develops new composite material made of carbon nanotubes
Carbon nanotubes are extremely lightweight, electrically highly conductive, and more stable than steel. Due to their unique properties, they are ideal for numerous applications, including...
View ArticleEngineering electron pathways in 2-D topological insulators
In a recent article published in Physical Review Letters a research collaborative has reported new insights into the electronic conduction and interference on 2-D topological insulators—an exotic kind...
View ArticleBetter mastery of heat flow leads to next-generation thermal cloaks
Ever heard of the invisibility cloak? It manipulates how light travels along the cloak to conceal an object placed behind it. Similarly, the thermal cloak is designed to hide heated objects from...
View ArticleResearchers demonstrate new concepts for heat management
For the first time, Prof. Dr. Markus Retsch and his research group at the University of Bayreuth have succeeded in precisely controlling temperature-dependent thermal conductivity with the help of...
View ArticleResearchers solve 'four-phonon' thermal-conductivity obstacle key to tech...
New findings have solved a longstanding obstacle in research to understand the effects of heat conduction in solid materials, a critical issue in many applications, from energy conversion to...
View ArticleThermoelectric power generation at room temperature: Coming soon?
Thermoelectric (TE) materials could play a key role in future technologies. Although the applications of these remarkable compounds have long been explored, they are mostly limited to high-temperature...
View ArticleSolid-state physics offers insights into dielectric properties of biomaterials
A team of Russian, Czech and German researchers has gained a new perspective on the properties of three materials of biological origin. Besides two reference materials with well-studied...
View ArticleInsulating bricks with microscopic bubbles
The better a building is insulated, the less heat is lost in winter—and the less energy is needed to achieve a comfortable room temperature. The Swiss Federal Office of Energy (SFOE) regularly raises...
View ArticleInstagram, Google+ join EU group fighting hate speech
Facebook's Instagram and the Google+ social network have agreed to join an EU-sponsored group of US internet giants to combat online extremism, EU officials said Friday.
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