News tagged with quantum gas

Repulsive polaron: Austrian physicists realize elusive quasiparticles

(Phys.org) -- In quantum physics physical processes in condensed matter and other many-body systems can often be described with quasiparticles. In Innsbruck, for the first time Rudolf Grimm’s team of ...

Physics / Quantum Physics

created May 23, 2012 | popularity 5 / 5 (8) | comments 1 | with audio podcast

New technique efficiently creates single photons for quantum information processing

Using lasers to excite just one atom from a cloud of ultra-cold rubidium gas, physicists have developed a new way to rapidly and efficiently create single photons for potential use in optical quantum information ...

Physics / General Physics

created Apr 19, 2012 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

A microscopic view on quantum fluctuations

(PhysOrg.com) -- Scientists at the Max Planck Institute of Quantum Optics achieve direct imaging of quantum fluctuations at absolute zero temperature.

Physics / Quantum Physics

created Oct 14, 2011 | popularity 4.7 / 5 (9) | comments 12 | with audio podcast

Quantum optical link sets new time records

Quantum communication could be an option for the absolutely secure transfer of data. The key component in quantum communication over long distances is the special phenomenon called entanglement between two ...

Physics / Quantum Physics

created Aug 17, 2011 | popularity 5 / 5 (5) | comments 3 | with audio podcast

U.S. team creates diamond aerogel in lab by emulating Mother Nature

(PhysOrg.com) -- Researchers working out of Lawrence Livermore and Lawrence Berkeley National Laboratories, have devised a process whereby an ordinary carbon aerogel is used as a base to create a new type ...

Chemistry / Materials Science

created May 10, 2011 | popularity 4.7 / 5 (10) | comments 1 | with audio podcast report

An icy gaze into the Big Bang

(PhysOrg.com) -- Scientists of the Institute for Quantum Optics and Quantum Information (IQOQI) in Innsbruck, Austria, have reached a milestone in the exploration of quantum gas mixtures. In an international ...

Physics / Quantum Physics

created Mar 18, 2011 | popularity 4.3 / 5 (9) | comments 7 | with audio podcast

Physicists demonstrate coveted 'spin-orbit coupling' in atomic gases

(PhysOrg.com) -- Physicists at the Joint Quantum Institute (JQI), a collaboration of the National Institute of Standards and Technology and the University of Maryland-College Park, have for the first time ...

Physics / General Physics

created Mar 02, 2011 | popularity 5 / 5 (4) | comments 4 | with audio podcast

Fahrenheit -459: Neutron stars and string theory in a lab

(PhysOrg.com) -- Using lasers to contain some ultra-chilled atoms, a team of scientists has measured the viscosity or stickiness of a gas often considered to be the sixth state of matter. The measurements ...

Physics / General Physics

created Dec 09, 2010 | popularity 4.8 / 5 (32) | comments 8 | with audio podcast

Quantum gas in free fall: Physicists produce a Bose-Einstein condensate at zero gravity

(PhysOrg.com) -- A sensitive measuring device must not be dropped - because this usually destroys the precision of the instrument. A team of researchers including scientists from the Max Planck Institute of ...

Physics / Quantum Physics

created Jun 22, 2010 | popularity 5 / 5 (10) | comments 12 | with audio podcast

Discovery could pave the way for quantum computing

(PhysOrg.com) -- Two experimental systems at the forefront of modern physics research -- a single trapped ion and a quantum atomic gas -- have been combined for the first time by researchers at Cambridge. ...

Physics / Quantum Physics

created Mar 18, 2010 | popularity 4.5 / 5 (28) | comments 0 | with audio podcast

Seeing the quantum in chemistry: Scientists control chemical reactions of ultracold molecules

(PhysOrg.com) -- Physicists at JILA have for the first time observed chemical reactions near absolute zero, demonstrating that chemistry is possible at ultralow temperatures and that reaction rates can be ...

Physics / Quantum Physics

created Feb 11, 2010 | popularity 4.4 / 5 (12) | comments 0 | with audio podcast

Ultracold chemistry: First direct observation of exchange process in quantum gas

(PhysOrg.com) -- Considerable progresses made in controlling quantum gases open up a new avenue to study chemical processes. Rudolf Grimm’s research team at the Austrian Institute for Quantum Optics and Quantum ...

Physics / Quantum Physics

created Feb 02, 2010 | popularity 4.8 / 5 (17) | comments 5 | with audio podcast

Creating a quantum gas

(PhysOrg.com) -- "One of the many reasons people study ultracold gases is for their potential as model quantum systems," Deborah Jin tells PhysOrg.com. "There is a need to model quantum many-body systems because a lot of ...

Physics / Quantum Physics

created Feb 01, 2010 | popularity 4.3 / 5 (10) | comments 2 | with audio podcast feature

Researchers create 'synthetic magnetic fields' for neutral atoms

(PhysOrg.com) -- Achieving an important new capability in ultracold atomic gases, researchers at the Joint Quantum Institute, a collaboration of the National Institute of Standards and Technology and the University ...

Physics / Quantum Physics

created Dec 02, 2009 | popularity 4.9 / 5 (17) | comments 2

Quantum gas microscope offers glimpse of quirky ultracold atoms

(PhysOrg.com) -- Physicists at Harvard University have created a quantum gas microscope that can be used to observe single atoms at temperatures so low the particles follow the rules of quantum mechanics, ...

Physics / Quantum Physics

created Nov 04, 2009 | popularity 4.6 / 5 (20) | comments 4