News tagged with absorption band

Mysterious stellar absorption lines could illuminate 90-year puzzle

The discovery of 13 diffuse interstellar bands with the longest wavelengths to date could someday solve a 90-year-old mystery.

Space & Earth / Astronomy

created Nov 02, 2011 | popularity 4.9 / 5 (9) | comments 3 | with audio podcast

New PV cell generates electricity from IR and UV light

(PhysOrg.com) -- A prototype of a new type of photovoltaic (PV) cell that generates electricity from visible, infrared and ultraviolet light has been demonstrated by a group of Japanese scientists. It could ...

Technology / Semiconductors

created Mar 24, 2010 | popularity 4.8 / 5 (16) | comments 3 | with audio podcast report

Discovery of Non-blinking Semiconductor Nanocrystals Advances their Applications

(PhysOrg.com) -- Substantial advances for applications of nanocrystals in the fields requiring a continuous output of photons and high quantum efficiency may soon be realized due to discovery of non-blinking semiconductor ...

Nanotechnology / Nanomaterials

created May 28, 2009 | popularity 1 / 5 (1) | comments 3

Discovery of non-blinking semiconductor nanocrystals advances their applications

Substantial advances for applications of nanocrystals in the fields requiring a continuous output of photons and high quantum efficiency may soon be realized due to discovery of non-blinking semiconductor nanocrystals. ...

Nanotechnology / Nanomaterials

created May 14, 2009 | popularity 4.8 / 5 (5) | comments 2




Search results for absorption band


Tandem polymer solar cells that set record for energy-conversion

(PhysOrg.com) -- In the effort to convert sunlight into electricity, photovoltaic solar cells that use conductive organic polymers for light absorption and conversion have shown great potential. Organic polymers ...

Physics / Optics & Photonics

created 11 hours ago | popularity 4.3 / 5 (6) | comments 3 | with audio podcast

Many bodies make one coherent burst of light: Researchers see superfluorescence from solid-state material

In a flash, the world changed for Tim Noe – and for physicists who study what they call many-body problems. The Rice University graduate student was the first to see, in the summer of 2010, proof of a ...

Physics / General Physics

created Jan 30, 2012 | popularity 4.8 / 5 (4) | comments 5 | with audio podcast

Blunt nanostructures could make high-efficiency solar cells easier to fabricate

(PhysOrg.com) -- One of the most promising methods for increasing the efficiency of solar cells consists of coating the cells’ surfaces with a thin layer of metal nanoparticles. The nanoparticles scatter ...

Nanotechnology / Nanophysics

created Jan 24, 2012 | popularity 4.9 / 5 (7) | comments 9 | with audio podcast feature

Researchers uncover transparency limits on transparent conducting oxides

Researchers in the Computational Materials Group at the University of California, Santa Barbara (UCSB) have uncovered the fundamental limits on optical transparency in the class of materials known as transparent ...

Physics / Condensed Matter

created Jan 18, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Scientists solve mystery of colorful armchair nanotubes

(PhysOrg.com) -- Rice University researchers have figured out what gives armchair nanotubes their unique bright colors: hydrogen-like objects called excitons.

Nanotechnology / Nanomaterials

created Jan 09, 2012 | popularity 5 / 5 (2) | comments 2 | with audio podcast

New incision-free surgery helps tame chronic acid reflux

(Medical Xpress) -- Adam Vasser would wake up at night choking on partially digested food and liquid. Stomach acid burned the delicate tissue of his throat. “I’d sleep really badly,” he said.

Medicine & Health / Other

created Dec 12, 2011 | popularity not rated yet | comments 0

Faster colloidal fluorescence emitters: Nanoplatelets

(PhysOrg.com) -- Significant advances in the application of colloidal structures as light emitters and lasers may soon be realized following the discovery of very fast fluorescence emission rates in colloidal ...

Nanotechnology / Nanophysics

created Dec 09, 2011 | popularity 5 / 5 (1) | comments 0

Erratic, extreme day-to-day weather puts climate change in new light

The first climate study to focus on variations in daily weather conditions has found that day-to-day weather has grown increasingly erratic and extreme, with significant fluctuations in sunshine and rainfall ...

Space & Earth / Earth Sciences

created Nov 15, 2011 | popularity 4 / 5 (8) | comments 10 | with audio podcast

New 'super-black' material absorbs light across multiple wavelength bands

(PhysOrg.com) -- NASA engineers have produced a material that absorbs on average more than 99 percent of the ultraviolet, visible, infrared, and far-infrared light that hits it -- a development that promises ...

Physics / Optics & Photonics

created Nov 09, 2011 | popularity 4.9 / 5 (10) | comments 32 | with audio podcast

Plasmonic device converts light into electricity

(PhysOrg.com) -- While the most common device for converting light into electricity may be photovoltaic (PV) solar cells, a variety of other devices can perform the same light-to-electricity conversion, such ...

Nanotechnology / Nanophysics

created Nov 09, 2011 | popularity 4.6 / 5 (13) | comments 3 | with audio podcast feature


List of search results for absorption band