Individual atoms can make or break electronic properties in one of the world's smallest known conductors—quantum nanowires. Microscopic analysis at the Department of Energy's Oak Ridge National Laboratory ...
Feb 13, 2012
5 / 5 (5)
0
|
(Phys.org)—A team of researchers from the NIST Center for Nanoscale Science and Technology, the Royal Institute of Technology, Stockholm, and the University of Maryland have demonstrated a microscopy method ...
Sep 13, 2012
5 / 5 (2)
0
|
Using a highly sensitive method of measurement, HZB physicists have managed to localize defects in amorphous/crystalline silicon heterojunction solar cells. Now, for the first time ever, using computer simulations ...
Mar 27, 2013
5 / 5 (2)
0
|
(Phys.org) -- Defects found in rocks below the Earth’s surface have a major impact on the transmission of seismic waves, such as those caused by earthquakes, researchers at The Australian National University ...
Apr 23, 2012
4.5 / 5 (4)
0
|
In chemical industry, heterogeneous catalysis is of crucial importance to the manufacture of basic or fine chemicals, in catalytic converters of exhaust gas, or for the chemical storage of solar energy. Scientists ...
Apr 10, 2012
5 / 5 (1)
0
|
Topological defects in space may have developed fractions of a second after the Big Bang. Simulations of these wormlike entities and a comparison of the simulations with cosmic background radiation measurements ...
Dec 19, 2012
4.8 / 5 (10)
1
|
A group of researchers in Israel, the United States and other nations have made important advances in the rapidly-expanding field of "regenerative medicine," outlining for the first time connections in genetic ...
Oct 30, 2012
5 / 5 (3)
0
|
(Phys.org) -- The plant hormone ethylene lets green tomatoes ripen even after the harvest, whereas the closely related chili peppers show no such effect. Researchers from the Max-Planck-Institute of Molecular ...
Aug 02, 2012
4 / 5 (4)
5
|
Waves do not spread in a disordered medium if there is less than one wavelength between two defects. Physicists from the universities of Zurich and Constance have now proved Nobel Prize winner Philip W. Anderson's ...
Dec 20, 2012
5 / 5 (2)
2
|
(Phys.org)—A research team from the University of California has identified two reprogramming events that occur during the development of oocytes and sperm leading to the formation of gametes in humans. In studying aborted ...
Dec 17, 2012
5 / 5 (2)
0
|
Modern medicine is largely based on treating patients with "small-molecule" drugs, which include pain relievers like aspirin and antibiotics such as penicillin.
Mar 11, 2013
5 / 5 (3)
0
(Phys.org)—Little penguins, also known as fairy penguins, usually have a white belly and dark blue back to camouflage them from predatory eagles above and their fish prey below.
Jan 31, 2013
4 / 5 (1)
2
As a human fetus develops, its heart has to keep pace with the new body's ever-growing demands. Much of this is controlled by following genetic blueprints, but the embryonic heart also matures in response ...
Oct 31, 2012
not rated yet
0
What genes are responsible for the development of breast cancer? What are the brain cell mutations that lead to the onset of Alzheimer's? To find new therapies, scientists have to understand how diseases ...
Apr 02, 2013
not rated yet
0
The chaperone protein Grp94 can interfere with the clearance of another protein known to cause the glaucoma when mutated, a new study led by researchers at the University of South Florida has found. Using a cell model, the ...
Oct 09, 2012
not rated yet
0
