News tagged with scanning electron microscopy

Spin polarized supercurrents optimized with a simple flip

(Phys.org) -- Researchers from Michigan State University, the NIST Center for Neutron Research, and the NIST Center for Nanoscale Science and Technology have discovered the key to controlling and enhancing ...

Physics / General Physics

created May 14, 2012 | popularity 5 / 5 (3) | comments 0

Imaging complex domain wall structures in magnetic nanostripes

(Phys.org) -- Researchers from the NIST Center for Nanoscale Science and Technology and Massachusetts Institute of Technology have used the scanning electron microscopy with polarization analysis (SEMPA) technique to provide ...

Nanotechnology / Nanophysics

created Apr 19, 2012 | popularity 5 / 5 (1) | comments 0

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

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

OU researchers to test 'quad porosity simulation' model for shale gas reservoirs

A University of Oklahoma interdisciplinary research team will field test a newly developed 'quad porosity model' for shale gas reservoirs in the next few months. The three-year, $1.5 million project was funded by the Research ...

Space & Earth / Environment

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

Are those liquids explosive?

A team of researchers from the University of the Basque Country (Spain) has developed a method to determine the chemical composition of liquids seized by police and suspected to be explosive. Some of the samples ...

Chemistry / Analytical Chemistry

created Aug 18, 2011 | popularity 5 / 5 (2) | comments 2

CNST offers insights into metallic ferromagnetism using spin polarized electron probes

The Center for Nanoscale Science and Technology's Daniel Pierce has provided an overview of three decades of applications of spin-polarized measurement techniques to understanding metallic ferromagnetism.

Physics / General Physics

created Jun 16, 2011 | popularity not rated yet | comments 0

Team calculates the role of buried layers in few-layer epitaxial graphene

A CNST-led collaboration with the University of Maryland and the University of Texas has computed how electrostatic interactions between electrons in different layers of few-layer graphene affect the properties ...

Nanotechnology / Nanomaterials

created Jun 08, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Development of keeled flowers

A study using scanning electron microscopy has revealed that the keeled petals of Leguminosae and Polygalaceae are fundamentally different.

Biology / Plants & Animals

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

In Brief: Nuclear explosion debris may reveal bomb's origin

Nuclear explosion debris may contain microscopic evidence that could help investigators determine the origin of the bomb, according to a study published this week in the journal Proceedings of the National Academy of Sciences.

Chemistry / Analytical Chemistry

created Nov 09, 2010 | popularity 1 / 5 (1) | comments 2

Japanese researcher observe magnetic domains at 500C with spin-polarized scanning electron microscopy

Hitachi, Ltd. today announced the development of Spin-polarized Scanning Electron Microscopy (spin-SEM) technology for observation of magnetic domains under high temperature conditions in a magnetic field. ...

Physics / General Physics

created Sep 21, 2010 | popularity 5 / 5 (2) | comments 0

Unprecedented look at oxide interfaces reveals unexpected structures on atomic scale

Thin layers of oxide materials and their interfaces have been observed in atomic resolution during growth for the first time by researchers at the Center for Nanophase Materials Sciences at the Department ...

Nanotechnology / Nanomaterials

created Aug 04, 2010 | popularity 4.9 / 5 (15) | comments 3 | with audio podcast

Tracking the 'evolution' of nanoparticles as they decontaminate groundwater

(PhysOrg.com) -- Engineers use advanced imaging techniques to examine bimetallic materials that have remediated more than 50 toxic waste sites.

Nanotechnology / Nanomaterials

created Jun 18, 2010 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Physicists capture first images of atomic spin

(PhysOrg.com) -- Though scientists argue that the emerging technology of spintronics may trump conventional electronics for building the next generation of faster, smaller, more efficient computers and high-tech ...

Nanotechnology / Nanophysics

created Apr 26, 2010 | popularity 4.9 / 5 (39) | comments 12 | with audio podcast

Nanostructure of 5,000-year-old mummy skin reveals insight into mummification process

(PhysOrg.com) -- Using cutting-edge microscopy techniques, researchers have gained insight into how human mummies can be extremely well-preserved for thousands of years. A team of scientists from Germany and ...

Nanotechnology / Bio & Medicine

created Apr 20, 2010 | popularity 4.6 / 5 (16) | comments 0 | with audio podcast feature