News tagged with silicon oxide

Nanotrees harvest the sun's energy to turn water into hydrogen fuel

(PhysOrg.com) -- University of California, San Diego electrical engineers are building a forest of tiny nanowire trees in order to cleanly capture solar energy without using fossil fuels and harvest it for ...

Nanotechnology / Nanophysics

created Mar 07, 2012 | popularity 5 / 5 (21) | comments 4 | with audio podcast

Room-temperature spintronic computers? Silicon spin transistors heat up and spins last longer

(PhysOrg.com) -- University of Utah researchers built "spintronic" transistors and used them to align the magnetic "spins" of electrons for a record period of time in silicon chips at room temperature. The ...

Physics / General Physics

created Mar 15, 2011 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Nanorods could greatly improve visual display of information (w/ Video)

Chemists at the University of California, Riverside have developed tiny, nanoscale-size rods of iron oxide particles in the lab that respond to an external magnetic field in a way that could dramatically improve ...

Nanotechnology / Nanomaterials

created Mar 14, 2011 | popularity 4 / 5 (11) | comments 1 | with audio podcast

Silicon oxide circuits break barrier: Nanocrystal conductors could lead to massive, robust 3-D storage

Rice University scientists have created the first two-terminal memory chips that use only silicon, one of the most common substances on the planet, in a way that should be easily adaptable to nanoelectronic ...

Nanotechnology / Nanophysics

created Aug 31, 2010 | popularity 4.9 / 5 (36) | comments 8 | with audio podcast

Nanotechnologists reveal the frictional characteristics of atomically thin sheets (w/ Video)

A team of nanotechnology researchers from the University of Pennsylvania and Columbia University has used friction force microscopy to determine the nanoscale frictional characteristics of four atomically-thin ...

Nanotechnology / Nanophysics

created Apr 01, 2010 | popularity 4.1 / 5 (9) | comments 0 | with audio podcast

Nanotechnologists form near-frictionless diamond material

Researchers at the University of Pennsylvania, the University of Wisconsin-Madison and IBM Research-Zürich have fabricated an ultra sharp, diamond-like carbon tip possessing such high strength that it is 3,000 ...

Nanotechnology / Nanomaterials

created Feb 25, 2010 | popularity 4.8 / 5 (16) | comments 4 | with audio podcast

Spin polarization achieved in room temperature silicon

(PhysOrg.com) -- A group in The Netherlands has achieved a first: injection of spin-polarized electrons in silicon at room temperature. This has previously been observed only at extremely low temperatures, ...

Physics / General Physics

created Nov 27, 2009 | popularity 4.7 / 5 (23) | comments 0 weblog

Flexible, transparent supercapacitors -- bend and twist them like a poker card

It is a completely transparent and flexible energy conversion and storage device that you can bend and twist like a poker card.

Nanotechnology / Nanophysics

created Mar 31, 2009 | popularity 4.8 / 5 (15) | comments 10

Researchers Find Better Way To Manufacture Fast Computer Chips

(PhysOrg.com) -- Engineers at Ohio State University are developing a technique for mass producing computer chips made from the same material found in pencils.

Nanotechnology / Nanomaterials

created Mar 31, 2009 | popularity 4.1 / 5 (14) | comments 1

New silicon memory chip developed

(Phys.org) -- The first purely silicon oxide-based 'Resistive RAM' memory chip that can operate in ambient conditions – opening up the possibility of new super-fast memory - has been developed by researchers ...

Technology / Semiconductors

created May 18, 2012 | popularity 4.7 / 5 (32) | comments 16 | with audio podcast

Inspired by steel, nanomanufacturing gets wear-resistant carbide tip

(PhysOrg.com) -- Scientists at the University of Pennsylvania, the University of Wisconsin-Madison and IBM Research - Zurich have fabricated an ultrasharp silicon carbide tip possessing such high strength ...

Nanotechnology / Nanophysics

created Feb 09, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Instant nanodots grow on silicon to form sensing array

Scientists have shown that it is now possible to simultaneously create highly reproductive three-dimensional silicon oxide nanodots on micrometric scale silicon films in only a few seconds. Xavier Landreau and his colleagues ...

Nanotechnology / Nanomaterials

created Dec 02, 2011 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

New invisibility cloak hides objects from human view

For the first time, scientists have devised an invisibility cloak material that hides objects from detection using light that is visible to humans. The new device is a leap forward in cloaking materials, according to a report ...

Nanotechnology / Nanophysics

created Jul 27, 2011 | popularity 3.7 / 5 (15) | comments 11 | with audio podcast

Mapping deformation in buried semiconductor structures using the hard X-Ray nanoprobe

(PhysOrg.com) -- Scientists from IBM's T. J. Watson Research Center and Columbia University, working with the X-Ray Microscopy Group, have mapped rotation and strain fields across a silicon-on-insulator (SOI) ...

Physics / General Physics

created May 13, 2011 | popularity not rated yet | comments 0 | with audio podcast

'Nano-bricks' may help build better packaging to keep foods fresher longer

Scientists are reporting on a new material containing an ingredient used to make bricks that shows promise as a transparent coating for improving the strength and performance of plastic food packaging. Called "nano-bricks," ...

Nanotechnology / Nanomaterials

created Mar 28, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast