News tagged with semiconducting

Excitons: Exotic particles, chilled and trapped, form giant matter wave

Physicists have trapped and cooled exotic particles called excitons so effectively that they condensed and cohered to form a giant matter wave.

Physics / General Physics

created May 24, 2012 | popularity 4.8 / 5 (12) | comments 1 | with audio podcast

Crystalline materials enable high-speed electronic function in optical fibers

Scientists at the University of Southampton, in collaboration with Penn State University have, for the first time, embedded the high level of performance normally associated with chip-based semiconductors ...

Physics / Optics & Photonics

created Feb 05, 2012 | popularity 4.7 / 5 (15) | comments 4 | with audio podcast

British team devises method for separating carbon nanotubes cheaply

(PhysOrg.com) -- When single walled carbon nanotubes (SWCNTs) are made, they come out in both metallic and semiconducting material form. Unfortunately, different applications require one or the other of these ...

Nanotechnology / Nanomaterials

created Jan 19, 2012 | popularity 5 / 5 (8) | comments 1 | with audio podcast report

Commercial 'green' solar cells may be possible: researchers

Developing solar energy that is low-cost, lightweight, and energy efficient has proven to be one of the greatest challenges the science world faces today. Although current plastic solar cells are low in cost and easy to produce, ...

Technology / Energy & Green Tech

created Nov 22, 2011 | popularity 3.9 / 5 (8) | comments 4 | with audio podcast

Researchers adapt classic antennas to harness more power from the sun

Some solar devices, like calculators, only need a small panel of solar cells to function. But supplying enough power to meet all our daily needs would require enormous solar panels. And solar-powered energy collected by panels ...

Physics / General Physics

created Nov 10, 2011 | popularity 4.1 / 5 (7) | comments 0 | with audio podcast

Researchers create two-segment nanotubes with distinct semiconducting domains

(PhysOrg.com) -- A group of researchers working in Japan has devised a means of creating dual segmented nanotubes where each segment has separate and distinct semiconducting properties. The team describes ...

Nanotechnology / Nanomaterials

created Oct 21, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast report

New generation of superlattice cameras add more 'color' to night vision

Recent breakthroughs have enabled scientists from the Northwestern University's Center for Quantum Devices to build cameras that can see more than one optical waveband or "color" in the dark. The semiconducting material used ...

Physics / Optics & Photonics

created Oct 20, 2011 | popularity 4.9 / 5 (12) | comments 1 | with audio podcast

Bismuth-based semiconducting material could enable control of electron spin

In the developing field of spintronics, physicists are designing devices to transmit data using the inherent axial rotation, or spin, of electrons rather than their charge as is used in electronics. Weak coupling ...

Physics / Condensed Matter

created Oct 14, 2011 | popularity 5 / 5 (7) | comments 0

Nanorods made of fullerenes improve performance of polymer solar cells

The biggest obstacle to making use of solar energy has been the excessively high price of solar cells made of inorganic semiconductors. In contrast, solar cells based on semiconducting polymers are affordable, ...

Nanotechnology / Nanomaterials

created Sep 16, 2011 | popularity 5 / 5 (2) | comments 5 | with audio podcast

Resistive switches based on piezoelectric nanowires allow electrical signals to be produced from mechanical actions

(PhysOrg.com) -- Taking advantage of the unique properties of zinc oxide nanowires, researchers have demonstrated a new type of piezoelectric resistive switching device in which the write-read access of memory ...

Nanotechnology / Nanophysics

created Jul 26, 2011 | popularity 5 / 5 (5) | comments 3 | with audio podcast

Nano-LEDs emit full visible spectrum of light

(PhysOrg.com) -- Physicists from Taiwan have designed and fabricated nano-sized light-emitting diodes (LEDs) that emit light spanning the entire visible spectrum. Although the tiny full-color LEDs aren't intended ...

Nanotechnology / Nanophysics

created Jun 17, 2011 | popularity 4.9 / 5 (18) | comments 2 | with audio podcast feature

New inorganic semiconductor layers hold promise for solar energy

(PhysOrg.com) -- A team of researchers from the University of Chicago and the U.S. Department of Energy's (DOE) Argonne National Laboratory has demonstrated a method that could produce cheaper semiconductor ...

Nanotechnology / Nanomaterials

created Jun 02, 2011 | popularity 4.8 / 5 (6) | comments 1 | with audio podcast

Zinc stannate nanostructures: Growing a highly useful semiconductor

This timely review focuses on the synthesis of zinc stannate (zinc tin oxide: ZTO) nanostructures by the hydrothermal method, as well as the physical properties and applications of different zinc stannate ...

Nanotechnology / Nanomaterials

created Mar 25, 2011 | popularity not rated yet | comments 0

Hong Kong researchers break new ground in nanotechnology

A pioneering study by researchers of The Hong Kong Polytechnic University (PolyU) has shown that sandwiching a simple layer of silver nanoparticles can significantly improve the performance of organic transistors ...

Nanotechnology / Nanophysics

created Aug 30, 2010 | popularity 5 / 5 (5) | comments 0

New solar energy conversion process could revamp solar power production

Stanford engineers have figured out how to simultaneously use the light and heat of the sun to generate electricity in a way that could make solar power production more than twice as efficient as existing ...

Technology / Energy & Green Tech

created Aug 02, 2010 | popularity 4.7 / 5 (64) | comments 38 | with audio podcast