News tagged with photochemical reaction

Light-emitting nanocrystal diodes go ultraviolet: Biomedical device potential for robust, implantable product

(PhysOrg.com) -- A multinational team of scientists has developed a process for creating glass-based, inorganic light-emitting diodes (LEDs) that produce light in the ultraviolet range. The work, reported ...

Nanotechnology / Nanophysics

created Feb 24, 2012 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Chemists shed light on sun's role mixing up molecules

(PhysOrg.com) -- University of Sydney scientists have discovered a startling new mechanism where sunlight can rearrange the atoms of molecules to form new chemical substances.

Chemistry / Biochemistry

created Jun 02, 2011 | popularity 4.5 / 5 (2) | comments 1 | with audio podcast

NEC's 'Earth simulator' succeeds in prediction of photochemical reactions inside carbon nanotubes

NEC Corporation announced today that it succeeded in the world's first simulation-based prediction of laser-induced photochemical reactions that can efficiently eject a hydrogen atom from a hydrogen chloride ...

Nanotechnology / Nanophysics

created Jan 04, 2011 | popularity not rated yet | comments 0

A Hazy View of Early Earth

Haze in the early Earth atmosphere could have played a crucial role in the origin of life. By forming a protective shield, the haze would have safeguarded organic substances from harmful ultraviolet (UV) radiation. ...

Space & Earth / Earth Sciences

created Oct 12, 2009 | popularity 4.3 / 5 (4) | comments 3




Search results for photochemical reaction


Beaming up on the way to space

(Phys.org) -- Space may be the final frontier. But often a few trips to PML are necessary before things can get off the ground. One recent case in point is the test of an instrument called the Extreme Ultraviolet ...

Physics / General Physics

created May 07, 2012 | popularity 5 / 5 (4) | comments 0

Shedding light on nature's nanoscale control of solar energy

Nature's process for storing solar energy occurs in light-absorbing protein complexes called photosynthetic reaction centers (RCs). Across billions of years of evolution, Nature has retained a common light-absorbing ...

Nanotechnology / Nanophysics

created Apr 18, 2012 | popularity 5 / 5 (1) | comments 2 | with audio podcast

New method to clean and treat polluted water for extraction of chemicals

Scientists in Poland have discovered that it is easy to clean and treat polluted water for extraction of valuable chemicals, such as those used in the production of drugs. The upshot of this is that the use ...

Chemistry / Materials Science

created Feb 24, 2012 | popularity 5 / 5 (3) | comments 0

Ordered planar polymers created for the first time

(PhysOrg.com) -- Scientists under the direction of ETH Zurich have created a minor sensation in synthetic chemistry. They succeeded for the first time in producing regularly ordered planar polymers that form ...

Chemistry / Polymers

created Feb 13, 2012 | popularity 4.3 / 5 (12) | comments 3 | with audio podcast

With single laser pulses on single molecules

(PhysOrg.com) -- Physicists at MPQ (Max Planck Institute) succeed in resolving the internal dynamics of individual molecules using UV femtosecond laser pulses.

Physics / General Physics

created Feb 07, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Researchers model potential of toxic algae photoreceptors

Blue-green algae is causing havoc in Midwestern lakes saturated with agricultural run-off, but researchers in a northwest Ohio lab are using supercomputers to study a closely related strain of the toxic cyanobacteria ...

Chemistry / Biochemistry

created Jan 26, 2012 | popularity not rated yet | comments 0 | with audio podcast

When inflexibility is counterproductive: Mechanism of UV-induced DNA Dewar lesion revealed

Excessive exposure to ultraviolet (UV) radiation of sunlight can result in skin damage and may even induce skin cancers. Irradiation with UV light causes mutations in the DNA, which can interfere with or even inhibit the ...

Chemistry / Biochemistry

created Nov 28, 2011 | popularity not rated yet | comments 0

Scientists solve mystery of the eye

(PhysOrg.com) -- Scientists have a good overall understanding of human vision: when light enters our eyes, it is focused by the lens and strikes the retina in the back of the eye. The light causes some of ...

Chemistry / Biochemistry

created Nov 17, 2011 | popularity 4.3 / 5 (64) | comments 14 | with audio podcast feature

Watching electrons in molecules

(PhysOrg.com) -- A research group led by ETH Zurich has now, for the first time, visualized the motion of electrons during a chemical reaction. The new findings in the experiment are of fundamental importance ...

Physics / General Physics

created Oct 14, 2011 | popularity 4.1 / 5 (7) | comments 1 | with audio podcast

Artificial light-harvesting method achieves 100% energy transfer efficiency

(PhysOrg.com) -- In an attempt to mimic the photosynthetic systems found in plants and some bacteria, scientists have taken a step toward developing an artificial light-harvesting system (LHS) that meets one ...

Chemistry / Materials Science

created Sep 01, 2011 | popularity 4.9 / 5 (40) | comments 22 | with audio podcast feature


List of search results for photochemical reaction