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News tagged with edge state

Current flowing along the edges of a promising quantum device is insensitive to its magnetic impurities

Conductors of electrical current, including copper, heat up and limit the ability to increase circuit densities. Unusual materials that exhibit the so-called ‘quantum spin Hall effect’, in which ...

Physics / General Physics

created Sep 30, 2011 | popularity 5 / 5 (2) | comments 0

Electronic life on the edge: Scientists discover the edge states of graphene nanoribbons

(PhysOrg.com) -- As far back as the 1990s, long before anyone had actually isolated graphene – a honeycomb lattice of carbon just one atom thick – theorists were predicting extraordinary properties ...

Nanotechnology / Nanophysics

created May 08, 2011 | popularity 4.7 / 5 (12) | comments 6 | with audio podcast

Scientists prove graphene's edge structure affects electronic properties

(PhysOrg.com) -- Graphene, a single-atom-thick sheet of carbon, holds remarkable promise for future nanoelectronics applications. Whether graphene actually cuts it in industry, however, depends upon how graphene ...

Nanotechnology / Nanophysics

created Feb 15, 2009 | popularity 4.1 / 5 (9) | comments 3




Search results for edge state


At the edge of a cliff, health care must evolve quickly

To reverse America’s unsustainable health-care costs, Congress must adopt more refined, nimble strategies and get tough in the face of those pushing to keep the status quo, according to Dr. Donald M. ...

Medicine & Health / Health

created Feb 10, 2012 | popularity not rated yet | comments 2

Pa. symphony seeks soloist via YouTube contest

(AP) -- Pittsburgh Symphony Orchestra officials insist it's not "American Idol" meets Mozart.

Technology / Internet

created Feb 09, 2012 | popularity not rated yet | comments 0

Low-cost instrument developed by students could aid weather research

On a recent blustery afternoon, scientists gathered on a rooftop at the Georgia Tech Research Institute (GTRI) to observe two atmospheric electric field-mill devices monitor the buildup of electrical charge ...

Technology / Engineering

created Feb 08, 2012 | popularity 4.5 / 5 (2) | comments 0

Hitachi ships the industry's first 25-nanometer SLC NAND flash enterprise-class SSDs

Demonstrating its commitment to delivering leading-edge technologies and solutions for enterprise-class servers and storage systems, Hitachi Global Storage Technologies (Hitachi GST) today announced that its ...

Electronics / Hardware

created Feb 08, 2012 | popularity not rated yet | comments 0

'App Economy' is huge US job creator: study

The explosion of software applications for smartphones, tablet computers and Facebook has created nearly 500,000 jobs in the United States since 2007, according to a study published on Tuesday.

Technology / Software

created Feb 07, 2012 | popularity 5 / 5 (1) | comments 0

Progress and promise in DIAL LIDAR

For climatologists and environmental policy makers who need to determine the flux of greenhouse gases (GHG), there are three paramount questions: Where is it, how much is there, and how is it moving? A new ...

Physics / General Physics

created Feb 06, 2012 | popularity 5 / 5 (4) | comments 0

Understanding basic concepts in spatial measurement

In a first or second grade classroom, a teacher asks students to take a ruler and measure (in inches) the length of a rectangular block. A student aligns the "0 inch" mark of the ruler with the end of the ...

Other Sciences / Social Sciences

created Feb 01, 2012 | popularity 2.5 / 5 (2) | comments 0

A new system of stereo cameras detects pedestrians from within the car

A team of German researchers, with the help of a lecturer at the University of Alcalá (UAH, Spain), has developed a system that locates pedestrians in front of the vehicle using artificial vision. Soon ...

Technology / Engineering

created Feb 01, 2012 | popularity 5 / 5 (2) | comments 0

For stroke prevention, large medical centers may have the edge

Despite advances in the diagnosis and treatment of unruptured brain aneurysms, outcomes have remained stagnant over the last 10 years. This can be explained by the dramatic proliferation of minimally invasive endoscopic coiling ...

Medicine & Health / Cardiology

created Feb 01, 2012 | popularity not rated yet | comments 0

Study finds substantial variability in rate of additional surgery after partial mastectomy

Nearly one in four women who undergo a partial mastectomy for treatment of breast cancer have another surgery to remove additional tissue (reexcision), and there is substantial surgeon and institutional variation in the rate ...

Medicine & Health / Cancer

created Jan 31, 2012 | popularity not rated yet | comments 0


List of search results for edge state