News

Thu April 14, 2011

The Bouncing Gas

This meeting will celebrate Professor Daniel Kleppner’s career of fundamental contributions in physics. An outstanding list of invited speakers will present the most recent and interesting topics in atomic physics.
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Thu April 14, 2011

Bouncing Gas: Clouds of gases that bounce off Each Other Could help physicists model the behavior of high-temperature superconductors

The BEC conference is a biannual meeting which is regarded the most prestigious and competitive conference in the field of atomic quantum gases, featuring about 45 invited presentations. Several CUA researchers presented invited talks:
Sat January 1, 2011

A Cold and Slow Molecular Beam

Due to the rich internal structures and the long range, anisotropic, and tunable interaction of polar molecules, increasingly efforts have been devoted to producing cold polar molecules for studying quantum simulation, cold, controlled chemistry, and precision measurements. We reported producing a cold, slow calcium monohydride molecular beam using a two-stage cryogenic buffer gas cell. This...
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Sat January 1, 2011

Quantum degenerate Bose-Fermi mixture of chemically different atomic species with widely tunable interactions

We have created a quantum degenerate Bose-Fermi mixture of 23Na and 40K with widely tunable interactions via broad interspecies Feshbach resonances. Twenty Feshbach resonances between 23Na and 40K were identified. The large and negative triplet background scattering length between 23Na and 40K causes a sharp enhancement of the fermion density in the presence of a...
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Sat January 1, 2011

Feynman diagrams versus Feynman quantum emulator

Precise understanding of strongly interacting fermions, from electrons in modern materials to nuclear matter, presents a major goal in modern physics. However, the theoretical description of interacting Fermi systems is usually plagued by the intricate quantum statistics at play. Here we present a cross-validation between a new theoretical approach, Bold Diagrammatic Monte Carlo (BDMC), and...
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Sat January 1, 2011

Quantum computing with light

Quantum computing with light

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