News tagged with transmission electron

In nanorod crystal growth, nanoparticles seen as artificial atoms

In the growth of crystals, do nanoparticles act as "artificial atoms" forming molecular-type building blocks that can assemble into complex structures? This is the contention of a major but controversial theory ...

Nanotechnology / Nanophysics

created May 24, 2012 | popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Getting in tune: Researchers solve tuning problem for wireless power transfer systems

Researchers from North Carolina State University have developed a new way to fine-tune wireless power transfer (WPT) receivers, making the systems more efficient and functional. WPT systems hold promise for charging electric ...

Technology / Engineering

created May 15, 2012 | popularity 4.7 / 5 (6) | comments 1 | with audio podcast

In metallic glasses, researchers find a few new atomic structures

Drawing on powerful computational tools and a state-of-the-art scanning transmission electron microscope, a team of University of Wisconsin-Madison and Iowa State University materials science and engineering researchers has ...

Physics / Condensed Matter

created May 11, 2012 | popularity 3.4 / 5 (7) | comments 2 | with audio podcast

Electron microscopy inspires flexoelectric theory behind 'material on the brink'

Electron microscopy, conducted as part of the Shared Research Equipment (ShaRE) User Program at the Department of Energy's Oak Ridge National Laboratory, has led to a new theory to explain intriguing properties in a material ...

Physics / Condensed Matter

created Apr 13, 2012 | popularity 4.7 / 5 (6) | comments 0 | with audio podcast

In-situ observations reveal how nanoparticle catalysts lower operating temperatures in fuel cells

Researchers from the NIST Center for Nanoscale Science and Technology and Arizona State University have used environmental transmission electron microscopy (ETEM) to explain the role of nickel nanoparticles in lowering the ...

Chemistry / Materials Science

created Apr 11, 2012 | popularity not rated yet | comments 0

Researchers revolutionize electron microscope

Researchers at the University of Sheffield have revolutionised the electron microscope by developing a new method which could create the highest resolution images ever seen.

Physics / General Physics

created Mar 05, 2012 | popularity 4.6 / 5 (19) | comments 5 | with audio podcast

New measuring techniques can improve efficiency, safety of nanoparticles

Using high-precision microscopy and X-ray scattering techniques, University of Oregon researchers have gained eye-opening insights into the process of applying green chemistry to nanotechnology that results in high yields, ...

Nanotechnology / Bio & Medicine

created Feb 28, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

NTT researchers develop breakthrough optical memory device

(PhysOrg.com) -- To improve transmission speeds, the Internet has transitioned over the years from one using copper to fiber optic cabling. Unfortunately, this has caused a bottleneck to occur where the light ...

Physics / Optics & Photonics

created Feb 27, 2012 | popularity 4.7 / 5 (11) | comments 1 | with audio podcast report

Engineers develop rapid, uniform dispersion method for carbon nanotubes in solutions and solids

(PhysOrg.com) -- Harnessing the power of carbon nanotubes could get considerably easier, thanks to an advance by engineers from the University of South Carolina and the University of Georgia.

Nanotechnology / Nanomaterials

created Feb 15, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

New technology allows scientists to watch cancer cells in action at unprecedented resolution

A photograph of a polar bear in captivity, no matter how sharp the resolution, can never reveal as much about behavior as footage of that polar bear in its natural habitat. The behavior of cells and molecules can prove even ...

Chemistry / Analytical Chemistry

created Feb 01, 2012 | popularity 4 / 5 (1) | comments 0

New zeolite material may solve diesel shortage

World fuel consumption is shifting more and more to diesel at the expense of gasoline. A recently published article in Nature Chemistry by a research team at Stockholm University and the Polytechnic University of Valencia in Spa ...

Chemistry / Materials Science

created Feb 01, 2012 | popularity 3 / 5 (1) | comments 0

Microscopy reveals 'atomic antenna' behavior in graphene

Atomic-level defects in graphene could be a path forward to smaller and faster electronic devices, according to a study led by researchers at the Department of Energy's Oak Ridge National Laboratory.

Nanotechnology / Nanomaterials

created Jan 31, 2012 | popularity 5 / 5 (11) | comments 1 | with audio podcast

Polar growth at the bacterial scale reveals potential new targets for antibiotic therapy

(PhysOrg.com) -- An international team of microbiologists led by Indiana University researchers has identified a new bacterial growth process -- one that occurs at a single end or pole of the cell instead ...

Biology / Cell & Microbiology

created Jan 17, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Qualcomm's HaloIPT tech brings wireless charging for EVs

(PhysOrg.com) -- Qualcomm has demonstrated its new wireless power transmission system for electric vehicles (EVs) at the Consumer Electronics Show (CES). The system, including one pad for power transmitting, ...

Technology / Energy & Green Tech

created Jan 16, 2012 | popularity 4.4 / 5 (7) | comments 5 | with audio podcast report

Graphene quantum dots: The next big small thing

A Rice University laboratory has found a way to turn common carbon fiber into graphene quantum dots, tiny specks of matter with properties expected to prove useful in electronic, optical and biomedical applications.

Nanotechnology / Nanophysics

created Jan 12, 2012 | popularity 5 / 5 (7) | comments 0 | with audio podcast