News tagged with elements
Shedding light on complex mathematical group theories
EU researchers contributed important knowledge to the field of modular representation theory in the form of proofs and pioneering analyzes.
May 29, 2012 |
4 / 5 (2) |
0
Scientists take a giant step forward in understanding plutonium
Plutonium is the most complex element in the periodic table, yet it is also one of the most poorly understood ones. But now a well-known scientific technique, nuclear magnetic resonance (NMR) spectroscopy, ...
May 23, 2012 |
4.8 / 5 (5) |
0
Galaxies in the young cosmos
(Phys.org) -- The universe was born about 13.7 billion years ago in the big bang. The Sun and its system of planets formed about five billion years ago. What happened, then, during that long, intervening stretch ...
May 21, 2012 |
3.5 / 5 (2) |
9
|
Toxic mercury, accumulating in the Arctic, springs from a hidden source
(Phys.org) -- Environmental scientists at Harvard have discovered that the Arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry ...
Space & Earth / Earth Sciences
May 21, 2012 |
3.7 / 5 (3) |
0
|
An unlikely route to ferroelectricity
(Phys.org) -- Ferroelectricity, which was first observed in the 1940s, is an interesting phenomenon involving the spontaneous (non-induced) formation of charge polarization (separation of charge) in certain ...
May 18, 2012 |
4.3 / 5 (4) |
7
|
Baby galaxies grew up quickly
Baby galaxies from the young Universe more than 12 billion years ago evolved faster than previously thought, shows new research from the Niels Bohr Institute. This means that already in the early history of ...
May 16, 2012 |
4.8 / 5 (5) |
67
|
Physicist awarded prestigious John Bardeen Prize
James A. Sauls, professor of physics and astronomy in the Weinberg College of Arts and Sciences at Northwestern University, has been awarded the 2012 John Bardeen Prize for his contributions to the theory of unconventional ...
May 11, 2012 |
4.7 / 5 (3) |
0
Hybrid 'Janus' nanoparticles made from gold and titania have high catalytic activity and extraordinary durability
As recently as twenty-five years ago, chemists considered gold to be one of the most inert metallic elements, until the discovery that nanoscale-sized dispersions of gold had high catalytic activity forced ...
Nanotechnology / Nanomaterials
May 10, 2012 |
5 / 5 (4) |
0
Nanosheet catalyst discovered to sustainably split hydrogen from water
(Phys.org) -- Hydrogen gas offers one of the most promising sustainable energy alternatives to limited fossil fuels. But traditional methods of producing pure hydrogen face significant challenges in unlocking ...
May 10, 2012 |
5 / 5 (15) |
57
|
Physicists show standard 'quasiparticle' theory breaks down at 'quantum critical point'
A new study this week finds that "quantum critical points" in exotic electronic materials can act much like polarizing "hot button issues" in an election. Reporting in Nature, researchers from Rice Univer ...
Apr 25, 2012 |
4.7 / 5 (3) |
6
|
Dawn gets extra time to explore Vesta
(Phys.org) -- NASA's Dawn mission has received official confirmation that 40 extra days have been added to its exploration of the giant asteroid Vesta, the second most massive object in the main asteroid belt. ...
Space & Earth / Space Exploration
Apr 19, 2012 |
5 / 5 (4) |
6
|
Scientists make nontoxic, bendable nanosheets
(Phys.org) -- Cornell materials scientists have developed an inexpensive, environmentally friendly way of synthesizing oxide crystal sheets, just nanometers thick, which have useful properties for electronics ...
Nanotechnology / Nanomaterials
Apr 11, 2012 |
4.6 / 5 (7) |
0
|
Clean energy could lead to scarce materials
As the world moves toward greater use of low-carbon and zero-carbon energy sources, a possible bottleneck looms, according to a new MIT study: the supply of certain metals needed for key clean-energy technologies.
Apr 09, 2012 |
3.9 / 5 (8) |
25
|
Team finds asteroids were bombarded by iron loving elements too
(Phys.org) -- A team made up of a diverse group of researchers has found after studying the composition of several asteroids that most such planetesimals had an abundance of highly siderophile elements in ...
Space & Earth / Space Exploration
Apr 06, 2012 |
4.8 / 5 (5) |
3
|
Researchers develop first silicon wafer-scale 110 GHz phased array transmitter
(PhysOrg.com) -- TowerJazz, the global specialty foundry leader, and The University of California, San Diego, provider of a leading program in microwave, millimeter-wave and mixed-signal RFICs, today announced ...
Apr 06, 2012 |
5 / 5 (4) |
0
|
