News tagged with atomic layer

Nanoparticles used to increase thermal properties of transformer oil

Rice University scientists have created a nano-infused oil that could greatly enhance the ability of devices as large as electrical transformers and as small as microelectronic components to shed excess heat.

Nanotechnology / Nanomaterials

created Feb 01, 2012 | popularity 4.8 / 5 (4) | comments 2 | with audio podcast

Researchers discover a way to significantly reduce the production costs of fuel cells

Researchers at Aalto University in Finland have developed a new and significantly cheaper method of manufacturing fuel cells. A noble metal nanoparticle catalyst for fuel cells is prepared using atomic layer ...

Technology / Energy & Green Tech

created Dec 20, 2011 | popularity 5 / 5 (1) | comments 0

First proof of single atomic layer material with zero electrical resistance

A research group at the NIMS International Center for Materials Nanoarchitectonics (MANA) has proved that the electrical resistance of a metal single atomic layer on a silicon surface becomes zero by superconductivity.

Physics / Superconductivity

created Nov 24, 2011 | popularity 5 / 5 (7) | comments 8

Study measures key property of potential 'spintronic' material

An advanced material that could help bring about next-generation "spintronic" computers has revealed one of its fundamental secrets to a team of scientists from Argonne National Laboratory (ANL) and the National ...

Physics / Condensed Matter

created Oct 19, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Astrophysics and extinctions: News about planet-threatening events

Space is a violent place. If a star explodes or black holes collide anywhere in our part of the Milky Way, they'd give off colossal blasts of lethal gamma-rays, X-rays and cosmic rays and it's perfectly reasonable to expect ...

Space & Earth / Space Exploration

created Oct 07, 2011 | popularity 4.4 / 5 (8) | comments 0

Venus has an ozone layer too: probe finds

(PhysOrg.com) -- ESA's Venus Express spacecraft has discovered an ozone layer high in the atmosphere of Venus. Comparing its properties with those of the equivalent layers on Earth and Mars will help astronomers ...

Space & Earth / Space Exploration

created Oct 06, 2011 | popularity 5 / 5 (13) | comments 0 | with audio podcast

Researchers discover two early stages of carbon nanotube growth

Boston College researchers have discovered two early-stage phases of carbon nanotube growth during plasma enhanced chemical vapor deposition, finding a disorderly tangle of tube growth that ultimately yields to orderly rows ...

Nanotechnology / Nanomaterials

created Oct 03, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Controlling silicon evaporation allows scientists to boost graphene quality

Scientists from the Georgia Institute of Technology have for the first time provided details of their "confinement controlled sublimation" technique for growing high-quality layers of epitaxial graphene on ...

Nanotechnology / Nanomaterials

created Sep 22, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Graphene may open the gate to future terahertz technologies

Nestled between radio waves and infrared light is the terahertz (THz) portion of the electromagnetic spectrum. By adding a nanoscale bit of graphene, researchers have found a better way to tune radiation for a THz transmitter.

Nanotechnology / Nanophysics

created Sep 12, 2011 | popularity 4.9 / 5 (7) | comments 11 | with audio podcast

Novel magnetic, superconducting material opens new possibilities in electronics

(PhysOrg.com) -- Scientists have reached a crucial milestone that could lead to a new class of materials with useful electronic properties. In research reported in the Sept. 5 issue of Nature Physics, the te ...

Physics / Superconductivity

created Sep 05, 2011 | popularity 4.8 / 5 (17) | comments 4 | with audio podcast

How the N2O greenhouse gas is decomposed

Nitrous oxide (N2O) is a harmful climate gas. Its effect as a greenhouse gas is 300 times stronger than that of carbon dioxide. Nitrous oxide destroys the ozone layer. In industrial agriculture, it is generated ...

Space & Earth / Environment

created Aug 22, 2011 | popularity 4 / 5 (2) | comments 0

Singapore researchers invent broadband graphene polarizer

Researchers at the National University of Singapore have invented a graphene-based polarizer that can broaden the bandwidth of prevailing optical fiber-based telecommunication systems.

Physics / Optics & Photonics

created Jun 06, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Harnessing the energy of the sun: New technique improves artificial photosynthesis

Transforming solar energy into a usable form is a real challenge. One technique is to use semiconductors to store the energy as hydrogen. Unfortunately, the most efficient semiconductors are not the most stable. ...

Nanotechnology / Nanomaterials

created May 10, 2011 | popularity 5 / 5 (3) | comments 2 | with audio podcast

Technique reveals quantum phase transition; could lead to superconducting transistors

(PhysOrg.com) -- Like atomic-level bricklayers, researchers from the U.S. Department of Energy's (DOE) Brookhaven National Laboratory are using a precise atom-by-atom layering technique to fabricate an ultrathin ...

Physics / Superconductivity

created Apr 27, 2011 | popularity 4.6 / 5 (14) | comments 13 | with audio podcast

Silver saver: Nanotechnology keeps the shine on silver

(PhysOrg.com) -- Anyone who's ever polished silver knows that keeping the tarnish at bay is never ending work. But, you may not know that polishing also rubs away some of the precious metal, whether it's your ...

Nanotechnology / Nanomaterials

created Apr 12, 2011 | popularity 4.7 / 5 (3) | comments 1 | with audio podcast