Search Results - "Haljan, P C"

3D Sisyphus Cooling of Trapped Ions by Ejtemaee, S, Haljan, P C

“…Using a laser polarization gradient, we realize 3D Sisyphus cooling of ^{171}Yb^{+} ions confined in and near the Lamb-Dicke regime in a linear Paul trap. The…”
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Spectroscopic characterization of the quantum linear-zigzag transition in trapped ions by Zhang, J., Chow, B. T., Ejtemaee, S., Haljan, P. C.

“…While engineered quantum systems are a general route to the manipulation of multipartite quantum states, access in a physical system to a continuous quantum…”
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Spin-dependent forces on trapped ions for phase-stable quantum gates and entangled states of spin and motion by HALJAN, P. C, BRICKMAN, K.-A, DESLAURIERS, L, LEE, P. J, MONROE, C

“…Favored schemes for trapped-ion quantum logic gates use bichromatic laser fields to couple internal qubit states with external motion through a "spin-dependent…”
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Nonequilibrium effects of anisotropic compression applied to vortex lattices in bose-einstein condensates by Engels, P, Coddington, I, Haljan, P C, Cornell, E A

“…We have studied the dynamics of large vortex lattices in a dilute-gas Bose-Einstein condensate. While undisturbed lattices have a regular hexagonal structure,…”
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Watching dark solitons decay into vortex rings in a Bose-Einstein condensate by Anderson, B P, Haljan, P C, Regal, C A, Feder, D L, Collins, L A, Clark, C W, Cornell, E A

“…We have created spatial dark solitons in two-component Bose-Einstein condensates in which the soliton exists in one of the condensate components and the…”
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Driving Bose-Einstein-condensate vorticity with a rotating normal cloud by Haljan, P C, Coddington, I, Engels, P, Cornell, E A

“…We have developed an evaporative cooling technique that accelerates the rotation of an ultracold 87Rb gas, confined in a static harmonic potential. As a normal…”
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Vortex precession in Bose-Einstein condensates: observations with filled and empty cores by Anderson, B P, Haljan, P C, Wieman, C E, Cornell, E A

“…We have observed and characterized the dynamics of singly quantized vortices in dilute-gas Bose-Einstein condensates. Our condensates are produced in a…”
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Watching a Superfluid Untwist Itself: Recurrence of Rabi Oscillations in a Bose-Einstein Condensate by Matthews, M. R., Anderson, B. P., Haljan, P. C., Hall, D. S., Holland, M. J., Williams, J. E., Wieman, C. E., Cornell, E. A.

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Use of surface-wave spectroscopy to characterize tilt modes of a vortex in a Bose-Einstein condensate by Haljan, P C, Anderson, B P, Coddington, I, Cornell, E A

“…A vortex in a condensate in a nonspherical trapping potential will in general experience a torque. The torque will induce tilting of the direction of the…”
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Implementation of Grover’s quantum search algorithm in a scalable system by Brickman, K.-A., Haljan, P. C., Lee, P. J., Acton, M., Deslauriers, L., Monroe, C.

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Vortices in a Bose-Einstein Condensate by Matthews, M. R., Anderson, B. P., Haljan, P. C., Hall, D. S., Wieman, C. E., Cornell, E. A.

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Observation of long-lived vortex aggregates in rapidly rotating Bose-Einstein condensates by Engels, P, Coddington, I, Haljan, P C, Schweikhard, V, Cornell, E A

“…We study the formation of large vortex aggregates in a rapidly rotating dilute-gas Bose-Einstein condensate. When we remove atoms from the rotating condensate…”
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Observation of Long-Lived Vortex Aggregates in Rapidly Rotating Bose-Einstein Condensates by Engels, P., Coddington, I., Haljan, P. C., Schweikhard, V., Cornell, E. A.

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3D Sisyphus Cooling of Trapped Ions by Ejtemaee, S, Haljan, P. C

“…Phys. Rev. Lett. 119, 043001 (2017) Using a laser polarization gradient, we realize 3D Sisyphus cooling of $^{171}$Yb$^+$ ions confined in and near the…”
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Spontaneous nucleation and dynamics of kink defects in zigzag arrays of trapped ions by Ejtemaee, S., Haljan, P. C.

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Entanglement of trapped-ion clock states by Haljan, P. C., Lee, P. J., Brickman, K-A., Acton, M., Deslauriers, L., Monroe, C.

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Spontaneous nucleation and dynamics of kink defects in zigzag arrays of trapped ions by Ejtemaee, S, Haljan, P. C

“…Phys. Rev. A 87, 051401(R) (2013) The spontaneous nucleation and dynamics of topological kink defects have been studied in trapped arrays of 41-43 Yb ions. The…”
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Experimental studies of equilibrium vortex properties in a Bose-condensed gas by Coddington, I., Haljan, P. C., Engels, P., Schweikhard, V., Tung, S., Cornell, E. A.

“…We characterize several equilibrium vortex effects in a rotating Bose-Einstein condensate. Specifically we attempt precision measurements of the vortex-lattice…”
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Using anisotropic compression to melt a vortex lattice in a Bose–Einstein condensate by Engels, P., Coddington, I., Haljan, P.C., Cornell, E.A.

“…In highly rotating samples of Bose–Einstein condensed, magnetically trapped gas, a very regular triangular lattice of vortices forms. By driving…”
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Stabilization of ion-trap secular frequencies for a quantum phase transition study by Zhang, Jie, Chow, B. T, Haljan, P. C

“…An array of ions in a linear radio-frequency (RF) Paul trap is a good candidate for investigating structural phase transitions, such as the linear-to-zigzag…”
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