Featured
-
Study shows that for one metal, electricity flows but heat does not
A study conducted by scientists from the U.S. Department of Energy Lawrence Berkeley National Laboratory and the University of California has demonstrated that the electrons in vanadium dioxide conduct electricity without conducting heat. details>> -
European scientists create ultra-sensitive infrared detectors using graphene
Researchers from across Europe, working under the auspices of the Graphene Flagship, have developed a new, graphene-based pyroelectric bolometer that is highly sensitive and registers infrared radiation with a high level of accuracy. details>> -
Researchers in Sweden develop the first heat-driven transistor
Researchers at the Laboratory of Organic Electronics at Linkoping University in Sweden have developed a thermoelectric, organic transistor in which even a one-degree rise in temperature is enough to cause a detectable current modulation, making it the world?s first heat-controlled transistor. details>> -
Duke engineers create electromagnetic metamaterial without any metal
A team of electrical engineers at the Duke University Pratt School of Engineering created the first dielectric electromagnetic metamaterial, a synthetic material engineered to produce properties not found in nature, which can absorb electromagnetic energy without heating up. details>> -
UCLA researchers use nanoparticles to better control melting
A team of engineers at the UCLA Henry Samueli School of Engineering and Applied Science demonstrated that by adding nanoscale aluminum oxide particles during the melting of nickel that it increased the depth of the melting zone by 68 percent and decreased the heat-affected zone by 67 percent. details>> -
Scientists observe quantum phase transitions for the first time
A team of scientists at the Institute of Science and Technology Austria (IST Austria) have revealed the first experimental observation of first-order phase transition in a dissipative quantum system. details>> -
Tufts engineers develop chip-sized, high-speed terahertz modulator
Tufts University engineers have created a chip-sized, high-speed modulator that operates at terahertz (THz) frequencies at room temperature and at low voltages without consuming DC power. details>> -
UC San Diego engineers develop transparent light-absorbing material
Engineers at the University of California San Diego have created a thin, flexible near-perfect broadband absorber that can absorb more than 87 percent of near-infrared light and 98 percent of light at 1,550 nanometers. details>> -
WPI researchers design electrohydrodynamic pump to cool electronics in space
Researchers at the Worcester Polytechnic Institute (WPI) have developed an electrohydrodynamic (EHD) pump that uses electrically-charged fluids to convert electrical energy directly into kinetic energy and could be a breakthrough in cooling high-powered electronics in space. details>> -
Swiss researchers find method for storing summer heat until winter
Engineers at EMPA (the Switzerland Federal Laboratories for Materials Testing and Research) have spent the past four years studying techniques for storing thermal solar energy from the summer months for use in the winter. details>>