News tagged with electronic states

Good vibes: Coupling electron spin states and carbon nanotube vibrations

(Phys.org) -- An electron’s spin is separate from its motion, and is suitable for use in both highly-precise magnetic sensing as well as a qubit in quantum computing. Recently, scientists at the University ...

Physics / General Physics

created May 23, 2012 | popularity 4.7 / 5 (7) | comments 1 | with audio podcast feature

Researchers engineer molecular magnets to act as long-lived qubits

(PhysOrg.com) -- Some physicists today are investigating the possibility of using molecular magnets as information storage units in future quantum computers. Molecular magnets are molecules whose magnetic ...

Physics / General Physics

created Mar 21, 2012 | popularity 4.8 / 5 (14) | comments 0 | with audio podcast feature

Fast photon control brings quantum photonic technologies closer

(PhysOrg.com) -- Using photons instead of electrons to transmit information could lead to faster and more secure ways to communicate, among other advantages. Now a team of physicists has taken another step toward realizing ...

Physics / Optics & Photonics

created Feb 13, 2012 | popularity 5 / 5 (9) | comments 2 | with audio podcast feature

Tunable quantum cascade laser

(PhysOrg.com) -- One of the issues associated with lasers is their tunability. In many cases, if you want to produce a particular wavelength, you have to build a laser to accomplish this. In order to get another wavelength, ...

Physics / Quantum Physics

created Jul 07, 2010 | popularity 4.6 / 5 (20) | comments 1 | with audio podcast feature

Scientists Extend the Lifetime of Quantum Memory

(PhysOrg.com) -- Storing and sending information using quantum phenomena is one of the hottest areas of research today; scientists across the globe are investigating how to make quantum communication possible for real-life ...

Physics / General Physics

created Jan 02, 2009 | popularity 4.8 / 5 (13) | comments 12 feature

Electrons in concert: A simple probe for collective motion in ultracold plasmas

(PhysOrg.com) -- Collective, or coordinated behavior is routine in liquids, where waves can occur as atoms act together. In a milliliter (mL) of liquid water, 1022 molecules bob around, colliding. When a bre ...

Physics / Plasma Physics

created Feb 06, 2012 | popularity 4.5 / 5 (8) | comments 0 | with audio podcast

Electron's negativity cut in half by supercomputer

(PhysOrg.com) -- While physicists at the Large Hadron Collider smash together thousands of protons and other particles to see what matter is made of, they're never going to hurl electrons at each other. No ...

Physics / General Physics

created Jan 12, 2012 | popularity 4.2 / 5 (26) | comments 36 | with audio podcast

A 2-dimensional electron liquid solidifies in a magnetic field

Physicists from the Georgia Institute of Technology have developed a theory that describes, in a unified manner, the coexistence of liquid and pinned solid phases of electrons in two dimensions under the influence ...

Physics / General Physics

created Nov 04, 2011 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast

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.

Physics / Superconductivity

created Sep 22, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Playing ping-pong with single electrons: Research provides important technique for transferring quantum information

Scientists at Cambridge University have shown an amazing degree of control over the most fundamental aspect of an electronic circuit, how electrons move from one place to another.

Physics / Quantum Physics

created Sep 21, 2011 | popularity 4.7 / 5 (3) | comments 2 | with audio podcast

Researchers take a step toward valleytronics

Valley-based electronics, also known as valleytronics, is one step closer to reality. Two researchers at the Naval Research Laboratory (NRL) have shown that the valley degree of freedom in graphene can be ...

Physics / General Physics

created Apr 27, 2011 | popularity 4.7 / 5 (7) | comments 14 | with audio podcast

Physicists isolate bound states in graphene-superconductor junctions

(PhysOrg.com) -- Illinois researchers have documented the first observations of some unusual physics when two prominent electric materials are connected: superconductors and graphene.

Physics / Condensed Matter

created Feb 14, 2011 | popularity 5 / 5 (11) | comments 0 | with audio podcast

Researchers control conduction, surface states in topological insulator nanoribbons

In recent years, topological insulators have become one of the hottest topics in physics. These new materials act as both insulators and conductors, with their interior preventing the flow of electrical currents while their ...

Nanotechnology / Nanophysics

created Feb 14, 2011 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Unique duality: 'Exotic' superconductor with metallic surface discovered

(PhysOrg.com) -- A new material with a split personality -- part superconductor, part metal -- has been observed by a Princeton University-led research team. The discovery may have implications for the development of next-generation ...

Physics / Superconductivity

created Nov 02, 2010 | popularity 4.8 / 5 (13) | comments 2 | with audio podcast

Physicists investigate electron fractionalization into not two, but three components

One of the many intriguing puzzles in physics is the strange behavior of the electron as it fractionalizes into two separate quasiparticles. These quasiparticles, called spinons and chargons (or holons), carry the electron’s ...

Physics / General Physics

created Aug 12, 2010 | popularity 4.8 / 5 (45) | comments 11 | with audio podcast feature