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Showing posts with label chemistry. Show all posts
Showing posts with label chemistry. Show all posts

2010-02-25

Scientists find an equation for materials innovation

From PhysOrg.com:

Princeton engineers have made a breakthrough in an 80-year-old quandary in quantum physics, paving the way for the development of new materials that could make electronic devices smaller and cars more energy efficient.
Full article


2010-01-13

Theorists Close In on Improved Atomic Property Predictions

From PhysOrg.com:

Scientists at the National Institute of Standards and Technology and Indiana University have determined the most accurate values ever for a fundamental property of the element lithium using a novel approach that may permit scientists to do the same for other atoms in the periodic table.
Full article

2009-12-04

Researchers develop cheap, easy 'kitchen chemistry' to perform formerly complex synthesis

From PhysOrg.com:

A team at The Scripps Research Institute has made major strides in solving a problem that has been plaguing chemists for many years: how best to break carbon-hydrogen bonds and then to create new bonds to join molecules together. This problem is of great interest to the pharmaceutical industry, which currently relies on a method to accomplish this feat that is relatively inefficient and sometimes difficult to perform.
Full article


2009-10-22

Carbenes: New molecules have wide applications

From PhysOrg.com:

Researchers at the University of California, Riverside have created in the laboratory a class of carbenes, highly reactive molecules, used to make catalysts - substances that facilitate chemical reactions. Until now, chemists believed these carbenes, called "abnormal N-heterocyclic carbenes" or aNHCs, were impossible to make.
Full article


2009-08-12

Hydrogen From Sun And Water

From Chemical and Engineering News:

Sunlight can readily liberate hydrogen from water as a result of a novel solid catalyst that mediates that reaction with unprecedented efficiency, according to researchers in China who developed the catalyst. The study advances the decades-old search for an inexpensive way to produce hydrogen, a versatile fuel, from water, an abundantly available resource.
Full article


2009-08-03

New microchip technology performs 1,000 chemical reactions at once

From PhysOrg.com:

Flasks, beakers and hot plates may soon be a thing of the past in chemistry labs. Instead of handling a few experiments on a bench top, scientists may simply pop a microchip into a computer and instantly run thousands of chemical reactions, with results -- literally shrinking the lab down to the size of a thumbnail.
Full article


2009-07-27

Transparent Aluminum Is ‘New State Of Matter’

From Science Daily:

Oxford scientists have created a transparent form of aluminium by bombarding the metal with the world’s most powerful soft X-ray laser. ‘Transparent aluminium’ previously only existed in science fiction, featuring in the movie Star Trek IV, but the real material is an exotic new state of matter with implications for planetary science and nuclear fusion.
Full article


2009-07-23

Chemists make liquid protein

From PhysOrg.com:

The first known example of a liquid protein has been made by chemists at the University of Bristol opening up the possibility of a number of medical and industrial applications including high-potency pharmaceuticals and protein-based coolants and lubricants.
Full article