Photovoltaic energy conversion offers one of the best means for the future of renewable energy in the world The efficiency of solar cells depends heavily upon the light absorbing materials they use Photovoltaic systems based ... - Read More
Using the interaction between light and charge fluctuations in metal nanostuctures called plasmons physicist have demonstrated the capability of measuring temperature changes in very small 3 D regions of space Plasmons can be thought of ... - Read More
Humans have for ages taken cues from nature to build their own devices but duplicating the steps in the complicated electronic dance of photosynthesis remains one of the biggest challenges and opportunities for chemists Currently ... - Read More
Rice University scientists have found they can control the bonds between atoms in a molecule The molecule in question is carbon 60 also known as the buckminsterfullerene and the buckyball discovered at Rice in 1985. ... - Read More
The discovery of what is essentially a 3D version of graphene the 2D sheets of carbon through which electrons race at many times the speed at which they move through silicon promises exciting new things ... - Read More
Researchers simulating how certain bacteria run electrical current through tiny molecular wires have discovered a secret Nature uses for electron travel The results are key to understanding how the bacteria do chemistry in the ground ... - Read More
Solar energy has long been used as a clean alternative to fossil fuels such as coal and oil but it could only be harnessed during the day when the sun's rays were strongest Now researchers ... - Read More
Understanding collective behavior of ultra cold quantum gases is of great interest since it is intimately related to many encountered systems in nature such as human behavior swarms of birds traffic jam sand dunes neutron ... - Read More
Targeted radiation therapy that is less harmful to healthy cells could see the light of day thanks to a team of French researchers from the Laboratoire de Chimie Physique Matière et Rayonnement CNRS UPMC working ... - Read More
Light gathering macromolecules in plant cells transfer energy by taking advantage of molecular vibrations whose physical descriptions have no equivalents in classical physics according to the first unambiguous theoretical evidence of quantum effects in photosynthesis ... - Read More
In contrast to its apparent simplicity that brought Einstein his Nobel Prize the photoelectric effect when an electron is knocked out from its parent atom by a photon is quite complicated to analyze in general ... - Read More
All good research breaks new ground but rarely does the research unearth truths that challenge the foundation of a science That's what Artem R Oganov has done and the professor of theoretical crystallography in the ... - Read More
that even in well defined systems like sodium chloride you can find totally new chemistry and totally new and very exciting materials ” Oganov says “It’s like discovering a new continent now we need to ... - Read More
Quantum dots tiny semiconductor crystals with diameters measured in billionths of a meter have enormous potential for applications that make use of their ability to absorb or emit light and or electric charges Examples include ... - Read More
Scientists from the Hamburg Center for Free Electron Laser Science have devised a novel way to boil water in less than a trillionth of a second The theoretical concept which has not yet been demonstrated ... - Read More
Ribbons of ultrathin graphene combined with polyurethane paint meant for cars is just right for deicing sensitive military radar domes according to scientists at Rice University The Rice lab of chemist James Tour in collaboration ... - Read More
Supramolecular chemistry aka chemistry beyond the molecule in which molecules and molecular complexes are held together by non covalent bonds is just beginning to come into its own with the emergence of nanotechnology Metal organic ... - Read More
A new type of transistor that could make possible fast and low power computing devices for energy constrained applications such as smart sensor networks implantable medical electronics and ultra mobile computing is feasible according to ... - Read More
In collaboration with the University of Basel an international team of researchers has observed a strong energy loss caused by frictional effects in the vicinity of charge density waves This may have practical significance in ... - Read More
Networks of nanometer scale machines offer exciting potential applications in medicine industry environmental protection and defense but until now there's been one very small problem the limited capability of nanoscale antennas fabricated from traditional metallic ... - Read More
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