News tagged with optical lattice

Researchers observe speed of propagation in non-relativistic lattice

(PhysOrg.com) -- A team of researchers have devised a means for observing the speed with which quasiparticles can travel through an optical lattice. The experiment performed at the Max-Planck-Institut für ...

Physics / General Physics

created Jan 26, 2012 | popularity 5 / 5 (4) | comments 2 | with audio podcast report

Speed limit on the quantum highway

(PhysOrg.com) -- Physicists at the Max Planck Institute of Quantum Optics have measured the propagation velocity of quantum signals in a many-body system.

Physics / Quantum Physics

created Jan 26, 2012 | popularity 4.9 / 5 (15) | comments 0 | with audio podcast

Flipping an egg carton of light traps giant atoms

(PhysOrg.com) -- In an egg carton of laser light, University of Michigan physicists can trap giant Rydberg atoms with up to 90 percent efficiency, an achievement that could advance quantum computing and terahertz ...

Physics / General Physics

created Dec 23, 2011 | popularity 5 / 5 (4) | comments 7 | with audio podcast

Topological matter in optical lattices

Atoms trapped by laser light have become excellent platforms for simulating solid state systems. These systems are also a playground for exploring quantum matter and even uncovering new phenomena not yet seen ...

Physics / Quantum Physics

created Nov 28, 2011 | popularity 5 / 5 (1) | comments 2

Through simple system studies, researchers are unearthing a new quantum state of matter

Researchers at the University of Pittsburgh have made advances in better understanding correlated quantum matter that could change technology as we know it, according to a study published in the Nov. 20 edition of Nature.

Physics / Quantum Physics

created Nov 21, 2011 | popularity 3.1 / 5 (18) | comments 8 | 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

Lasers used to form 3-D crystals made of nanoparticles (w/ video)

(PhysOrg.com) -- University of Michigan physicists used the electric fields generated by intersecting laser beams to trap and manipulate thousands of microscopic plastic spheres, thereby creating 3-D arrays of optically induced ...

Physics / General Physics

created Jun 01, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

The 'quantum magnet': Physicists expand prospects for engineering unusual materials

(PhysOrg.com) -- Harvard physicists have expanded the possibilities for quantum engineering of novel materials such as high-temperature superconductors by coaxing ultracold atoms trapped in an optical lattice ...

Physics / Quantum Physics

created Apr 14, 2011 | popularity 4.5 / 5 (4) | comments 1 | with audio podcast

A quantum pen for single atoms

(PhysOrg.com) -- German physicists at the Max Planck Institute of Quantum Optics succeeded in manipulating atoms individually in a lattice of light and in arranging them in arbitrary patterns. These results ...

Physics / Quantum Physics

created Mar 23, 2011 | popularity 4.7 / 5 (16) | comments 3 | with audio podcast

One-dimensional window on superconductivity, magnetism: Atoms are proxies for electrons in ultracold optical emulator

A Rice University-led team of physicists is reporting the first success in a three-year effort to build a precision simulator for superconductors using a grid of intersecting laser beams and ultracold atomic ...

Physics / Superconductivity

created Sep 29, 2010 | popularity 4.8 / 5 (13) | comments 2 | with audio podcast

Quantum dynamics of matter waves reveal exotic multibody collisions

At extremely low temperatures atoms can aggregate into so-called Bose Einstein condensates forming coherent laser-like matter waves. Due to interactions between the atoms fundamental quantum dynamics emerge ...

Physics / Quantum Physics

created May 14, 2010 | popularity 4.9 / 5 (16) | comments 3 | with audio podcast

Trapping giant Rydberg atoms for faster quantum computers

In an achievement that could help enable fast quantum computers, University of Michigan physicists have built a better Rydberg atom trap. Rydberg atoms are highly excited, nearly-ionized giants that can be ...

Physics / Quantum Physics

created May 06, 2010 | popularity 4.8 / 5 (8) | comments 2 | with audio podcast

Artificial magnetic fields for light could illuminate correlated quantum systems

(PhysOrg.com) -- In general, the field of many-body physics involves the interactions and collective behavior of large numbers of particles. Scientists have made significant progress in exploring this field, ...

Physics / Quantum Physics

created Feb 03, 2010 | popularity 4.7 / 5 (19) | comments 1 | with audio podcast feature

Super cool atom thermometer

As physicists strive to cool atoms down to ever more frigid temperatures, they face the daunting task of developing new, reliable ways of measuring these extreme lows. Now a team of physicists has devised ...

Physics / General Physics

created Dec 07, 2009 | popularity 5 / 5 (3) | comments 0

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