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 ...
May 23, 2012 |
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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 ...
Mar 02, 2011 |
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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. ...
Mar 18, 2010 |
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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 ...
Feb 01, 2010 |
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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 ...
Feb 02, 2010 |
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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 ...
Dec 09, 2010 |
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'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 ...
Aug 20, 2009 |
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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 ...
Jun 22, 2010 |
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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 ...
Feb 11, 2010 |
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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 ...
Aug 17, 2011 |
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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.
Oct 14, 2011 |
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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, ...
Nov 04, 2009 |
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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 ...
Apr 19, 2012 |
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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 ...
Dec 02, 2009 |
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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 ...
Jun 24, 2009 |
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