Posts Tagged ‘electrons’
Love-hate bond forms new compound
NORTHWESTERN (US) — Adding unpaired electrons to the mix has let scientists interlock identical rings that would normally repel each other, resulting in a new chemical compound. Continue…
Friday, January 25, 2013 17:27 - 0 Comments
Science & Technology - Oct 24, 2012 16:32 - 0 Comments
‘Power cable’ bacteria electrify the seafloor
USC (US) — Scientists have discovered tiny, filamentous bacteria that link up like living power cables to transmit electrons thousands of cell lengths away. (more…)
Top Stories - Oct 15, 2012 11:18 - 1 Comment
Laser pulses freeze electrons in motion
U. ARIZONA (US) — Physicists have used the world’s fastest laser pulses to freeze the motion of electrons and atoms. (more…)
Science & Technology - Aug 23, 2012 13:51 - 2 Comments
Flaws may drive superconductor’s power
PURDUE (US) — Physicists studying superconductivity strive to create a clean, pure, perfect sample, but a new study shows that some flaws might hold the key to a material’s unique abilities. (more…)
Science & Technology - Jul 5, 2012 11:36 - 1 Comment
Top electron problem gets a KO punch
U. CHICAGO (US) —Scientists can more accurately predict the dynamic behavior of electrons in atoms and molecules in chemical reactions that govern phenomena like the fuel efficiency of combustion engines and the depletion of the atmospheric ozone. (more…)
Top Stories - Mar 19, 2012 9:31 - 0 Comments
For designer molecules, trick the electrons
STANFORD (US) — Scientists have created the first-ever system of “designer electrons”—exotic variants of ordinary electrons with tunable properties. (more…)
Science & Technology - Jul 28, 2011 11:33 - 0 Comments
Ultrapure lattice lets electrons ‘dance’
PURDUE (US) — Researchers are observing new states of matter using a material made of a perfectly aligned lattice of gallium and arsenic atoms. (more…)
Science & Technology - Jul 5, 2011 9:55 - 2 Comments
Tug-of-war gives electrons new spin
U. BUFFALO (US) — At very small scales, it may be possible to create quantum dots that are magnetic, even if their electrons have opposing spins. (more…)
Science & Technology - Feb 7, 2011 12:34 - 0 Comments
Uber-efficient solar cells from nano
UC DAVIS (US) — A new approach to solar power using nanoparticles aims to increase efficiency by generating several electrons from a single proton, instead of the “one in, one out” principle that conventional solar cells operate on. (more…)
Science & Technology - Dec 17, 2010 15:22 - 3 Comments
How to create something from nothing
U. MICHIGAN (US) — Under just the right conditions—which involve an ultra-high-intensity laser beam and a two-mile-long particle accelerator—it could be possible to generate matter and antimatter from a vacuum. (more…)
Science & Technology - Oct 18, 2010 17:41 - 0 Comments
Control quantum states with laser light
COLORADO (US) — Physicists have succeeded in combining laser light with trapped electrons to detect and control the electrons’ fragile quantum state without erasing it. (more…)
Science & Technology - Sep 16, 2010 11:13 - 0 Comments
Cracking the chemistry of organic batteries
U. TEXAS-AUSTIN (US)—The discovery of a new way to pass electrons back and forth between two molecules could push forward development of organic batteries—lightweight energy storage devices that work without the need for toxic heavy metals. (more…)
Science & Technology - Aug 6, 2010 13:14 - 0 Comments
New model gives quantum theory a shove
SYRACUSE U. (US)—Physicists recently developed a new theoretical model to explain how, under certain rare conditions, more than one electron can simultaneously occupy the same quantum state. (more…)
Science & Technology - Jul 20, 2010 11:58 - 0 Comments
Faster circuits with superhero electrons?
PRINCETON (US)—On a quest to discover new states of matter, a team of scientists has found that electrons on the surface of specific materials act like miniature superheroes. (more…)
Science & Technology - Jul 6, 2010 10:35 - 0 Comments
First 3-D image of sub-nano pores
CORNELL (US)—In the quest for faster and cheaper computers, scientists have imaged pore structures in insulation material at sub-nanometer scales for the first time. (more…)
Science & Technology - Jun 21, 2010 15:21 - 2 Comments
Can quantum dots stop heat loss in solar cells?
U. MINNESOTA (US)—Researchers have cleared a major hurdle in the drive to build solar cells with potential efficiencies up to twice as high as current levels, which rarely exceed 30 percent. (more…)
Science & Technology - Jun 9, 2010 14:51 - 1 Comment
Dawdling electrons move at their own pace
CORNELL (US)—Scientists for the first time have produced images of “heavy fermions”—electrons that move through a conductor as if their mass were up to 1,000 times what it should be. (more…)
Health & Medicine - May 20, 2010 17:39 - 1 Comment
Bad air has lingering effect on heartbeat
PENN STATE(US)—Breathing combustion-related particles that are in diesel and coal combustion, as well as in oil, gas, and wood combustion used for cooking and heating, places stress on the heart’s regulation capacity for up to six hours, which in turn may contribute to cardiovascular disease. (more…)
Science & Technology - May 19, 2010 13:06 - 0 Comments
How the body moves electricity efficiently
U. MINNESOTA (US)—Researchers have created a molecular image of a system that moves electrons between proteins in cells. The work could provide insights to minimize energy loss in other systems, from nanoscale devices to moving electricity around the country. (more…)
