News tagged with organic carbon

German researchers take a look inside molecules

Looking at individual molecules through a microscope is part of nanotechnologists' everyday lives. However, it has so far been difficult to observe atomic structures inside organic molecules. In the renowned ...

Nanotechnology / Nanophysics

created Aug 20, 2010 | popularity 5 / 5 (24) | comments 0 | with audio podcast

New way to break some of the strongest chemical bonds

(PhysOrg.com) -- Scientists at Cornell University in the U.S. have found a new way of breaking two of the strongest chemical bonds, at ambient temperature and pressure, and this breakthrough could lead to ...

Chemistry / Materials Science

created Dec 16, 2009 | popularity 4.6 / 5 (24) | comments 0 weblog

Using carbon nanotubes in lithium batteries can dramatically improve energy capacity

Batteries might gain a boost in power capacity as a result of a new finding from researchers at MIT. They found that using carbon nanotubes for one of the battery's electrodes produced a significant increase — up to tenfold ...

Nanotechnology / Nanomaterials

created Jun 20, 2010 | popularity 4.7 / 5 (22) | comments 6 | with audio podcast

Scientists pinpoint origin of dissolved arsenic in Bangladesh drinking water

Researchers in MIT's Department of Civil and Environmental Engineering believe they have pinpointed a pathway by which arsenic may be contaminating the drinking water in Bangladesh, a phenomenon that has puzzled ...

Space & Earth / Environment

created Nov 15, 2009 | popularity 4.6 / 5 (22) | comments 1

Layered footballs: First two-dimensional organic metal made of fullerenes

(PhysOrg.com) -- Since their discovery in the mid 1980s, fullerenes have caused a sensation. The tiny hollow spheres made of 60 carbon atoms, constructed out of pentagons and hexagons like miniature soccer ...

Nanotechnology / Nanomaterials

created Jun 09, 2010 | popularity 4.8 / 5 (19) | comments 4 | with audio podcast

Timeline of a mass extinction: New evidence points to rapid collapse of Earth’s species 252 million years ago

Since the first organisms appeared on Earth approximately 3.8 billion years ago, life on the planet has had some close calls. In the last 500 million years, Earth has undergone five mass extinctions, including ...

Space & Earth / Earth Sciences

created Nov 18, 2011 | popularity 4.6 / 5 (18) | comments 34 | with audio podcast

Unprecedented, man-made trends in ocean's acidity

Recent carbon dioxide emissions have pushed the level of seawater acidity far above the range of the natural variability that existed for thousands of years, affecting the calcification rates of shell-forming ...

Space & Earth / Environment

created Jan 22, 2012 | popularity 4 / 5 (20) | comments 29 | with audio podcast

New organic material may speed Internet access

The next time an overnight snow begins to fall, take two bricks and place them side by side a few inches apart in your yard.

Physics / Optics & Photonics

created Mar 15, 2009 | popularity 4.7 / 5 (16) | comments 5

Rocks on Mars may provide link to evidence of living organisms 4 billion years ago

A new article in press of the journal Earth and Planetary Science Letters unveils groundbreaking research on the hydrothermal formation of Clay-Carbonate rocks in the Nili Fossae region of Mars. The findin ...

Space & Earth / Space Exploration

created Jul 29, 2010 | popularity 4.4 / 5 (16) | comments 1 | with audio podcast

Dog skull dates back 33,000 years

If you think a Chihuahua doesn't have much in common with a Rottweiler, you might be on to something.

Other Sciences / Archaeology & Fossils

created Jan 23, 2012 | popularity 4.7 / 5 (15) | comments 3 | with audio podcast

Image: Carbon dioxide on the rise

(PhysOrg.com) -- The SCIAMACHY sensor on ESA?s Envisat satellite has provided scientists with invaluable data on our planet, allowing them to map global air pollution and the distribution of greenhouse gases.

Space & Earth / Environment

created Jun 28, 2010 | popularity 3.7 / 5 (18) | comments 34

Study supports role of quantum effects in photosynthesis

(PhysOrg.com) -- Until a few years ago, photosynthesis seemed to be a straightforward and well-understood process in which plants and other organisms use sunlight to convert carbon dioxide and water into sugars, ...

Physics / General Physics

created Jan 25, 2012 | popularity 4.9 / 5 (13) | comments 7 | with audio podcast feature

Thawing tundra a new climate threat

(PhysOrg.com) -- A significant source of greenhouse gases has started leaking into the Earth's atmosphere from an unlikely place. Above the Arctic Circle, land frozen for tens of thousands of years has begun ...

Space & Earth / Environment

created Jan 20, 2012 | popularity 4.2 / 5 (15) | comments 11

Human enzyme breaks down potentially toxic nanomaterials

An international study based at the University of Pittsburgh provides the first identification of a human enzyme that can biodegrade carbon nanotubes—the superstrong materials found in products from electronics to plastics—and ...

Nanotechnology / Bio & Medicine

created Apr 07, 2010 | popularity 4.7 / 5 (13) | comments 2 | with audio podcast

Putting the pedal to the metal: Lithium metal improves fuel cells

(PhysOrg.com) -- Water splitting is a clean way to generate hydrogen, which is seen by many as the fuel of the future. Scientists from the Energy Technology Research Institute, AIST in Tsukuba, Japan now report ...

Chemistry / Materials Science

created May 14, 2010 | popularity 3.9 / 5 (15) | comments 2 | with audio podcast