Over the past 60 years several theories and experiments have claimed the existence of negative absolute temperatures in certain quantum systems This fuelled speculations about hyper efficient heat engines that could act as perpetual motion ... - Read More
Scientists at The Scripps Research Institute TSRI have demonstrated a drug discovery strategy with a double payoff it enables the rapid selection of chemical compounds that have a desired effect on cells and also highlights ... - Read More
A team of material scientists chemical engineers and physicists from the University of Pennsylvania has made another advance in their effort to use liquid crystals as a medium for assembling structures In their earlier studies ... - Read More
EPFL researchers studying a natural wetland near a decommissioned uranium mine in Limousin France have shown that under certain circumstances the uranium present in the wetland could be more mobile than previously believed Because they ... - Read More
Proteins are basic building blocks of life The chemistry and structure of proteins are essential for their biological function Indeed the structure of proteins determines their mechanical and catalytic properties e g enzymes Such functions ... - Read More
Photoreactions are driven by light energy and are vital to the synthesis of many natural substances Since many of these substances are also useful as active medical agents chemists try to produce them synthetically But ... - Read More
Membrane proteins are the gatekeepers that allow information and molecules to pass into and out of a cell Until recently the microscopic study of these complex proteins has been restricted due to limitations of force ... - Read More
Physicists have developed a planet satellite model to precisely connect and arrange nanoparticles in three dimensional structures Inspired by the photosystems of plants and algae these artificial nanoassemblies might in the future serve to collect ... - 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
Easily manufactured low cost artificial cells manufactured using microprinting may one day serve as drug and gene delivery devices and in biomaterials biotechnology and biosensing applications according to a team of Penn State biomedical engineers ... - Read More
Researchers are developing a new kind of geothermal power plant that will lock away unwanted carbon dioxide CO2 underground and use it as a tool to boost electric power generation by at least 10 times ... - Read More
NASA scientists have revealed the inner workings of the ozone hole that forms annually over Antarctica and found that declining chlorine in the stratosphere has not yet caused a recovery of the ozone hole More ... - Read More
New research at the University of Arkansas shows that behavior can be predicted and understood in thin films made of materials called relaxors which can be used in electronic devices Physicists Sergey Prosandeev and Laurent ... - Read More
Lawrence Livermore National Laboratory researchers have combined ultrafast time resolved experimental measurements with theory to reveal how an explosive responds to a high impact shock The work involved advances in both ultrafast experimental shock wave ... - Read More
Computer scientists at the Harvard School of Engineering and Applied Sciences SEAS and the Wyss Institute for Biologically Inspired Engineering at Harvard University have joined forces to put powerful probabilistic reasoning algorithms in the hands ... - Read More
A new and efficient method for the removal of uranium and other heavy metals from water has been developed at the University of Eastern Finland Chemec Ltd a Finnish chemicals industry company has purchased the ... - Read More
Scientists have developed a new feedback method for optimizing the laser pulse shapes used in the control of chemical reactions In many ways traditional chemical synthesis is similar to cooking To alter the final product ... - Read More
Reducing the amount of sunlight reaching the planet's surface by geoengineering may not undo climate change after all Two German researchers used a simple energy balance analysis to explain how Earth's water cycle responds differently ... - Read More
Scientists from Rice University and the University of Bremen's Center for Marine Environmental Sciences MARUM in Germany have combined cutting edge experimental techniques and computer simulations to find a new way of predicting how water ... - Read More
Seeds from Moringa oleifera trees can be used to purify water Uppsala University leads a research group which has discovered that seed material can give a more efficient purification process than conventional synthetic materials in ... - Read More
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