News tagged with quantum gas

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

'Wedding Cake' Images Display Transitions between Exotic Quantum States

(PhysOrg.com) -- Transitions are exciting. And at temperatures close to absolute zero, studying the transition from one quantum phase to another tantalizes physicists looking for a deeper understanding of ...

Physics / Quantum Physics

created Aug 20, 2009 | popularity 4.8 / 5 (4) | comments 4

Scientists discover giant Rydberg atom molecules

A group of University of Oklahoma researchers led by Dr. James P. Shaffer, Homer L. Dodge Department of Physics and Astronomy, have discovered giant Rydberg molecules with a bond as large as a red blood cell. Determining ...

Physics / Condensed Matter

created Jun 24, 2009 | popularity 4.5 / 5 (13) | comments 4

Flatland physics probes mysteries of superfluidity

(Physorg.com) -- If physicists lived in Flatland—the fictional two-dimensional world invented by Edwin Abbott in his 1884 novel—some of their quantum physics experiments would turn out differently (not just ...

Physics / General Physics

created Mar 25, 2009 | popularity 4.5 / 5 (8) | comments 3

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