Search results for dopant

Materials Science Sep 8, 2014

First-ever look inside a working lithium-ion battery (w/ Video)

For the first time, researchers have been able to open a kind of window into the inner workings of a lithium-ion battery. Using a neutron beam, chemists and engineers at The Ohio State University were able to track the flow ...

Optics & Photonics Sep 1, 2014

Engineers develop new sensor to detect tiny individual nanoparticles

Nanoparticles, engineered materials about a billionth of a meter in size, are around us every day. Although they are tiny, they can benefit human health, as in some innovative early cancer treatments, but they can also interfere ...

Optics & Photonics Aug 11, 2014

NIST therapy for ultraviolet laser beams: Hydrogen-treated fibers

To make a better optical fiber for transmitting laser beams, the first idea that comes to mind is probably not a nice long hydrogen bath.

Quantum Physics Jul 2, 2014

Superconducting-silicon qubits: Using a bottom-up approach to make hybrid quantum devices

Theorists propose a way to make superconducting quantum devices such as Josephson junctions and qubits, atom-by-atom, inside a silicon crystal. Such systems could combine the most promising aspects of silicon spin qubits ...

Space Exploration Jun 4, 2014

Big laser for small debris

Remember how Imperial destroyers smashed asteroids in 'The Empire Strikes backs'? You can almost consider that old fashioned. Thanks to the CLEANSPACE project, space debris as small as 1 cm could soon be tracked down by Earth-based ...

Polymers May 9, 2014

Conducting polymer films decorated with biomolecules for cell research use

The ability to create conducting polymer films in a variety of shapes, thicknesses and surface properties rapidly and inexpensively will make growing and testing cells easier and more flexible, according to a team of Penn ...

Nanomaterials May 7, 2014

A powerful technique for observing cell movement and signaling in vivo

Labeling biomolecules with light-emitting nanoparticles is a powerful technique for observing cell movement and signaling under realistic, in vivo conditions. The small size of these probes, however, often limits their optical ...

Nanophysics May 2, 2014

Probing dopant distribution: Study opens door to better doping of semiconductor nanocrystals

(Phys.org) —The icing on the cake for semiconductor nanocrystals that provide a non-damped optoelectronic effect may exist as a layer of tin that segregates near the surface.

Materials Science Apr 23, 2014

Modified photocatalyst effective for transforming organic pollutants into harmless end products

UiTM researchers have developed a modified photocatalyst which is economical and effective at transforming organic pollutants into harmless end products.

Nanomaterials Apr 15, 2014

Solar cells made from polar nanocrystal inks show promising early performance

(Phys.org) —Achieving a balance between low-cost fabrication and high efficiency is key to the future success of solar cells. Over the past several years, researchers have been working on developing low-cost methods to ...

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