News tagged with tunnel
Scorpions inspire scientists in making tougher surfaces for machinery
Taking inspiration from the yellow fattail scorpion, which uses a bionic shield to protect itself against scratches from desert sandstorms, scientists have developed a new way to protect the moving parts of ...
Jan 25, 2012 |
4.6 / 5 (8) |
3
|
A baby crystal is born
Lead sulfide (PbS) forms when an equal number of lead and sulfur atoms exchange electrons and bond together in cubic crystals. Now scientists have determined that a structure comprising 32 lead-sulfur pairs is the smallest ...
Jan 17, 2012 |
5 / 5 (1) |
2
The world's smallest magnetic data storage unit
Scientists from IBM and the German Center for Free-Electron Laser Science (CFEL) have built the world's smallest magnetic data storage unit. It uses just twelve atoms per bit, the basic unit of information, ...
Jan 12, 2012 |
4.7 / 5 (21) |
24
|
The smallest conceivable switch: Targeted proton transfer within a molecule
For a long time miniaturization has been the magic word in electronics. Dr. Willi Auwaerter and Professor Johannes Barth, together with their team of physicists at the Technische Universitaet Muenchen (TUM), ...
Dec 12, 2011 |
4.7 / 5 (7) |
0
|
Quantum tunneling results in record transistor performance
(PhysOrg.com) -- Controlling power consumption in mobile devices and large scale data centers is a pressing concern for the computer chip industry. Researchers from Penn State and epitaxial wafer maker IQE ...
Dec 12, 2011 |
5 / 5 (7) |
4
|
Graphene earns its stripes: New nanoscale electronic state discovered on graphene sheets
Researchers from the London Centre for Nanotechnology (LCN) have discovered electronic stripes, called 'charge density waves', on the surface of the graphene sheets that make up a graphitic superconductor. ...
Nanotechnology / Nanomaterials
Nov 29, 2011 |
5 / 5 (8) |
5
|
The impending revolution of low-power quantum computers
By 2017, quantum physics will help reduce the energy consumption of our computers and cellular phones by up to a factor of 100. For research and industry, the power consumption of transistors is a key issue. ...
Nov 22, 2011 |
4.8 / 5 (16) |
5
|
The secrets of tunneling through energy barriers
Electrons moving in graphene behave in an unusual way, as demonstrated by 2010 Nobel Prize laureates for physics Andre Geim and Konstantin Novoselov, who performed transport experiments on this one-carbon-atom-thick material. ...
Nov 07, 2011 |
5 / 5 (4) |
10
Magnetic nanoswitch for thermoelectric voltages
The heat which occurs in tiny computer processors might soon be no longer useless or even a problem. On the contrary: It could be used to switch these processors more easily or to store data more efficiently! ...
Oct 24, 2011 |
5 / 5 (2) |
1
In reversing motor nerve damage, time is of the essence
When a motor nerve is severely damaged, people rarely recover full muscle strength and function. Neuroscientists from Children's Hospital Boston, combining patient data with observations in a mouse model, now show why. It's ...
Oct 03, 2011 |
5 / 5 (3) |
0
|
Scientists observe how superconducting nanowires lose resistance-free state
Even with today's invisibility cloaks, people can't walk through walls. But, when paired together, millions of electrons can.
Sep 22, 2011 |
5 / 5 (2) |
1
|
World's smallest electric motor made from a single molecule
Chemists at Tufts University's School of Arts and Sciences have developed the world's first single molecule electric motor, a development that may potentially create a new class of devices that could be used ...
Sep 04, 2011 |
4.4 / 5 (18) |
9
|
Microscopy, quantum-style: Atomic stacks imaged in real space
(PhysOrg.com) -- Since the first optical microscopes appeared in the late 1600s – an exact date and original inventor elude precise identification – microscopy has evolved dramatically. Scanning ...
Aug 31, 2011 |
5 / 5 (6) |
1
|
Research team devises better method for mapping orbitals of molecules
(PhysOrg.com) -- A team of physicists comprised of members from IBM Research in Switzerland and the University of Liverpool in the U.K. have figured out a way to improve on results obtained using a Scanning Tunneling Microscope ...
Aug 25, 2011 |
5 / 5 (2) |
2
|
Carpal tunnel syndrome patients prefer to share decision-making with their physicians
Patients receiving treatment for carpal tunnel syndrome (CTS) prefer to play a more collaborative role when it comes to making decisions about their medical or surgical care, according to the findings of an August 3rd issue ...
Aug 08, 2011 |
not rated yet |
0
