News tagged with internal quantum efficiency

Researchers create highly absorbing, flexible solar cells with silicon wire arrays

Using arrays of long, thin silicon wires embedded in a polymer substrate, a team of scientists from the California Institute of Technology has created a new type of flexible solar cell that enhances the absorption ...

Chemistry / Materials Science

created Feb 16, 2010 | popularity 4.7 / 5 (18) | comments 4 | with audio podcast




Search results for internal quantum efficiency


X-ray laser uncovers secrets of complex oxide material

(Phys.org) -- An international team of researchers has used SLAC’s Linac Coherent Light Source (LCLS) to discover never-before-seen behavior by electrons in complex materials with extraordinary properties.

Physics / Condensed Matter

created May 17, 2012 | popularity 5 / 5 (4) | comments 7 | with audio podcast

Research group creates highly sensitive photodetector from graphene and quantum dots

(Phys.org) -- Researchers in Spain have succeeded in building a photodetector that is a billion times more sensitive than other such detectors based on graphene and could herald the use of graphene based light ...

Nanotechnology / Nanophysics

created May 15, 2012 | popularity 4.4 / 5 (7) | comments 3 | with audio podcast report

Brighter, smaller probes to uncover the secret lives of proteins

(Phys.org) -- Imagine tracking a deer through a forest by clipping a radio transmitter to its ear and monitoring the deer’s location remotely. Now imagine that transmitter is the size of a house, and ...

Nanotechnology / Bio & Medicine

created May 08, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

International team to demonstrate first heralded single-photon generation from a silicon chip

An international consortium of researchers has overcome an important barrier to the generation of single photons using a tiny, chip-scale device constructed from the most widely used material underpinning ...

Physics / General Physics

created May 01, 2012 | popularity 4.8 / 5 (13) | comments 1 | with audio podcast

Defects make catalysts perfect

There is now one less mystery in chemical production plants. For many decades industry has been producing methanol on a large scale from a mixture of carbon dioxide and carbon monoxide, as well as hydrogen. ...

Chemistry / Materials Science

created Apr 26, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

A dynamical quantum simulator

(PhysOrg.com) -- An international collaboration demonstrates the superiority of a dynamical quantum simulator over state-of-the-art numerical calculations.

Physics / Quantum Physics

created Mar 16, 2012 | popularity 4.6 / 5 (7) | comments 0 | with audio podcast

Stanford experts say Silicon Valley is poised to play a key role as Japan restructures its power industry

As cities and towns rebuild after last year's devastating tsunami and earthquake in northeastern Japan, there is a potentially huge demand for the green technology and new information technology now being ...

Technology / Energy & Green Tech

created Mar 08, 2012 | popularity 2 / 5 (1) | comments 1

Development of new-generation solar cells

(PhysOrg.com) -- Researchers from The University of Queensland (UQ) and Korea have combined their expertise in polymer patterning and materials science in a bid to develop new-generation solar cells.

Nanotechnology / Nanomaterials

created Mar 07, 2012 | popularity not rated yet | comments 0

Scientists report first solar cell producing more electrons in photocurrent than solar photons entering cell

(PhysOrg.com) -- Researchers from the National Renewable Energy Laboratory (NREL) have reported the first solar cell that produces a photocurrent that has an external quantum efficiency greater than 100 percent when photoexcited ...

Physics / General Physics

created Dec 15, 2011 | popularity 4.8 / 5 (42) | comments 47 | with audio podcast

Bright future for gaN nanowires

The gallium nitride nanowires grown by PML scientists may only be a few tenths of a micrometer in diameter, but they promise a very wide range of applications, from new light-emitting diodes and diode lasers ...

Nanotechnology / Nanophysics

created Nov 29, 2011 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast


List of search results for internal quantum efficiency