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Physics 2, 94 (2009) – Published November 9, 2009 Two separate teams have achieved the long sought after Bose-Einstein condensation of strontium. |
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Physics 2, 88 (2009) – Published October 26, 2009 Atomic & Molecular Physics Particles & Fields Fluid Dynamics Is there a fundamental lower bound on viscosity? To answer this question, we can look at the coldest and hottest fluids that laboratories are able to produce. |
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Published October 26, 2009 The properties of graphene might be studied from another angle by putting ultracold atoms into a hexagonal optical lattice. |
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Physics 2, 87 (2009) – Published October 19, 2009 Interactions among noncondensed bosonic atoms in a trap can cause one species of atoms accelerated by a magnetic field to drag along another species of atoms that would normally not interact with the field. |
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Published October 5, 2009 Femtosecond light pulses at two different frequencies are effective in aligning and orienting molecules without the need for a strong static field. |
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Physics 2, 80 (2009) – Published September 28, 2009 New methods for lowering the entropy of ultracold gases may allow observation of more subtle quantum materials. |
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Published September 28, 2009 A Bose-Einstein condensate of calcium atoms has been created, the first from alkaline earth elements and potentially useful for stable clocks and precision measurements. |
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Published September 28, 2009 The atoms in an optical lattice could form the basis for a complete circuit including a diode or a transistor. |
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Published September 21, 2009 Atomic & Molecular Physics Optics Ultrafast optical probing of an ionized molecule with different pulse durations reveals details of the dynamics of vibrational excitations. |
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Physics 2, 76 (2009) – Published September 14, 2009 An electric field can be used to pull on molecular hydrogen’s highly excited outer electron to slow down and trap the molecule. |
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Published September 14, 2009 A new model yields insights about fermionic pairing in ultracold gases. |
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Published September 14, 2009 A trapped ion reveals the difference between a quantum particle executing a random walk and its classical version. |
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Published September 8, 2009 Cavity cooling maintains the coherence of the internal states of a positively charged ion, which is essential for the storage of quantum information. |
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Physics 2, 72 (2009) – Published August 31, 2009 Atomic & Molecular Physics Optics Calculations show that with new short pulse x-ray light sources, it should be possible to use photoelectron emission to make movies of changes in molecular structure. |
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Published August 24, 2009 Patterns of ultracold atoms in an optical lattice can be engineered on a microscale by selectively removing atoms from individual sites. |
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Physics 2, 67 (2009) – Published August 10, 2009 Atomic & Molecular Physics Statistical Mechanics Soft Matter Experiments on melting of small water clusters open the door to the study of the size-dependent phase diagram of water. |
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Physics 2, 68 (2009) – Published August 10, 2009 Atomic & Molecular Physics Particles & Fields Nuclear Physics A huge, predicted atomic parity violation has now been observed in ytterbium, further aiding tabletop experimental searches for physics beyond the standard model that complement ongoing efforts at high-energy colliders. |
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Published August 3, 2009 An optical-lattice clock based on atoms with spin-1/2 nuclei could potentially challenge the current clock standard. |
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Published August 3, 2009 Weakly bound three-body states have now been observed in mixtures of two different ultracold atoms. |
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Physics 2, 61 (2009) – Published July 20, 2009 Atomic & Molecular Physics Fluid Dynamics Chaotic matter waves formed by perturbing a Bose-Einstein condensate may provide a valuable laboratory setting for understanding many different kinds of quantum-fluid turbulence. |
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Published July 13, 2009 Atomic & Molecular Physics Particles & Fields Monopoles with a single magnetic charge could be simulated in Bose-Einstein condensates |
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Physics 2, 58 (2009) – Published July 6, 2009 Atomic & Molecular Physics Particles & Fields Measuring quantum interference of atomic matter waves may help detect experimental signatures of a fundamental theory of physics. |
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Published July 6, 2009 Ultrafast laser measurements map out the electronic structure of a neutral molecule as it photoionizes and breaks apart, leading to new conclusions about the time it takes for dissociation to occur. |
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Physics 2, 48 (2009) – Published June 8, 2009 The fermionic analog of a solid-state polaron (an electron surrounded by a cloud of phonons) has been created by dropping a spin-down atom into a Fermi sea of spin-up ultracold atoms. |
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Physics 2, 45 (2009) – Published June 1, 2009 Atomic & Molecular Physics Optics Dispersive probing of an atomic transition decreases the “dead time” of optical atomic clocks, potentially enabling more stable time reference standards. |
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