Scientists transform polyethylene into a heat-conducting material
Most polymers -- materials made of long, chain-like molecules -- are very good insulators for both heat and electricity. But an MIT team has found a way to transform the most widely used polymer, polyethylene, ...
Nano-foundry technique yields ultra-durable probes from diamond
(PhysOrg.com) -- When a team of university and industry researchers tried a novel, foundry-style mold-filling technique to make nanoscale devices, they realized they had discovered a gem.
Researchers make graphene hybrid
Rice University researchers have found a way to stitch graphene and hexagonal boron nitride (h-BN) into a two-dimensional quilt that offers new paths of exploration for materials scientists.
IBM Scientists Demonstrate World's Fastest Graphene Transistor
(PhysOrg.com) -- In a just-published paper in the magazine Science, IBM researchers demonstrated a radio-frequency graphene transistor with the highest cut-off frequency achieved so far for any graphene device ...
Digital quantum batteries inspired by plasma TVs
Superconductor magnet spacecraft heat shield being developed
New transparent insulating film could enable energy-efficient displays
Johns Hopkins materials scientists have found a new use for a chemical compound that has traditionally been viewed as an electrical conductor, a substance that allows electricity to flow through it. By orienting ...
Computation helps predict heat transfer in diamond
(PhysOrg.com) -- Cornell researcher Derek Stewart and collaborators have calculated the exact mechanism by which diamond conducts heat, a breakthrough that could lend insight into many fields, including electronics.
'Wedding Cake' Images Display Transitions between Exotic Quantum States
(PhysOrg.com) -- Transitions are exciting. And at temperatures close to absolute zero, studying the transition from one quantum phase to another tantalizes physicists looking for a deeper understanding of ...
Research pokes holes in Hubbard model: Could help solve enigma of high-temperature superconductors
New UBC research has literally and figuratively poked holes in single-band Hubbard physics--a model that has been used to predict and calculate the behavior of high-temperature superconductors for 20 years.
A glassy look for manganites: Observing glass-like behavior in the electron-spins of PCMO crystals
(Phys.org) —Manganites – compounds of manganese oxides - show great promise as "go-to" materials for future electronic devices because of their ability to instantly switch from an electrical insulator ...
Controlling electron spins by light
Topological insulators are considered a very promising material class for the development of future electronic devices. A research team at Helmholtz-Zentrum Berlin has discovered, how light can be used to ...
Research brings new control over topological insulator
An international team of scientists investigating the electronic properties of ultra-thin films of new materials – topological insulators (TIs) - has demonstrated a new method to tune their unique properties using strain.
Scientists demonstrate electrical properties of topological insulators
Scientists at the U.S. Naval Research Laboratory (NRL) have demonstrated for the first time that one can electrically access the remarkable properties predicted for a topological insulator (TI). They used ...