News: Research Highlights

Thu January 1, 2009

Heralded single-magnon quantum receiver for photon polarization states

Heralded single-magnon quantum receiver for photon polarization states.
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Thu January 1, 2009

Two-Orbital SU(N) Magnetism with Ultracold Alkaline- Earth Atoms

A. Gorshkov, M. Hermele, V. Gurarie, C. Xu, P. Julienne, J. Ye, P. Zoller, E. Demler, M. Lukin, and A. Rey, Two-Orbital SU(N) Magnetism with Ultracold Alkaline- Earth Atoms, submitted to Nature Physics, (2009).
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Thu January 1, 2009

Theoretical Studies of Collisional Processes in Cold and Ultracold Gases

Theoretical Studies of collisional processes and gases at ultracold and cold temperatures in research that is responsive to the experimental program.  Scattering at low temperatures is sensitive to the interaction at large distances of the colliding species.  We calculated the interactions at long-range of a pair of ytterbium atoms (P. Zhang and a. Dalgarno 2008)...
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Tue January 1, 2008

Quantum Many-Body Dynamics of Coupled Double-Well Superlattices

P. Barmettler, A. M. Rey, E. Demler, M. D. Lukin, I. Bloch, and V. Gritsev, Quantum Many-Body Dynamics of Coupled Double-Well Superlattices, Phys. Rev. A 78, 012330 (2008).
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Tue January 1, 2008

Coherence of an optically illuminated single nuclear spin qubit

L. Jiang, G. Dutt, E. Togan, L. Childress, P. Cappellaro, J. M. Taylor, and M. D. Lukin, Coherence of an optically illuminated single nuclear spin qubit, Phys. Rev. Lett. 100, 073001 (2008).
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Tue January 1, 2008

Crystallization of Strongly Interacting Photons in a Nonlinear Optical Fibre

D. E. Chang, V. Gritsev, G. Morigi, V. Vuletic, M. D. Lukin, and E. Demler, Crystallization of Strongly Interacting Photons in a Nonlinear Optical Fibre, Nature Physics 4, 884-889 (2008).
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Tue January 1, 2008

Theoretical Program

We have extended our studies of collisional processes in gases at ultracold and cold temperatures in researches that are responsive to experiments. We have calculated the 2Sg+ and  2Su+ potential curves of the molecular ion Yb2+ and we have obtained the cross-sections for charge exchange of its several isotopes of Yb 2 + in the parent...
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Tue January 1, 2008

Determination of the equation of state of a polarized Fermi gas at unitarity

Y. Shin, Determination of the equation of state of a polarized Fermi gas at unitarity, Phys. Rev. A 77, 041603 (2008).
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Tue January 1, 2008

Co-trapping of Cold NH Molecules with N Atoms

A frontier in physics with cold polar molecules is the study of paths toward collisional cooling. Here we co-trap an very low polarizability atom along with a very “atom-like” polar molecule. Earlier work with He colliding with NH found that the inelastic processes were highly suppressed due to the small of the NH ground state...
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Tue January 1, 2008

Formation of Deeply Bound Molecules via chainwise adiabatic passage

E. Kuznetsova, P. Pellegrini, R. Côté, M. D. Lukin, and S. Yelin, Formation of Deeply Bound Molecules via chainwise adiabatic passage, Phys. Rev. A 78, 021402 (2008).
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