Search Results - "Moelmer, K"

Magnetic Resonance with Squeezed Microwaves by Bienfait, A., Campagne-Ibarcq, P., Kiilerich, A. H., Zhou, X., Probst, S., Pla, J. J., Schenkel, T., Vion, D., Esteve, D., Morton, J. J. L., Moelmer, K., Bertet, P.

“…Vacuum fluctuations of the electromagnetic field set a fundamental limit to the sensitivity of a variety of measurements, including magnetic resonance…”
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Quantum information with Rydberg atoms by Saffman, M., Walker, T. G., Mølmer, K.

“…Rydberg atoms with principal quantum number n>>1 have exaggerated atomic properties including dipole-dipole interactions that scale as n{sup 4} and radiative…”
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Reaching the quantum limit of sensitivity in electron spin resonance by Bienfait, A., Pla, J. J., Kubo, Y., Stern, M., Zhou, X., Lo, C. C., Weis, C. D., Schenkel, T., Thewalt, M. L. W., Vion, D., Esteve, D., Julsgaard, B., Mølmer, K., Morton, J. J. L., Bertet, P.

“…The sensitivity of electron spin resonance has been improved up to the quantum limit through the use of a Josephson parametric microwave amplifier combined…”
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Efficient multiparticle entanglement via asymmetric Rydberg blockade by Saffman, M, Mølmer, K

“…We present an efficient method for producing N particle entangled states using Rydberg blockade interactions. Optical excitation of Rydberg states that…”
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New Physics with Evanescent Wave Atomic Mirrors: The van der Waals Force and Atomic Diffraction by Westbrook, N, Westbrook, C I, Landragin, A, Labeyrie, G, Cognet, L, Savalli, V, Horvath, G, Aspect, A, Hendel, C, Moelmer, K, Courtois, J-Y, Phillips, W D, Kaiser, R, Bagnato, V

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Error correction in ensemble registers for quantum repeaters and quantum computers by Brion, E, Pedersen, L H, Saffman, M, Mølmer, K

“…We propose to use a collective excitation blockade mechanism to identify errors that occur due to disturbances of single atoms in ensemble quantum registers…”
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Spectroscopic properties of inhomogeneously broadened spin ensembles in a cavity by Kurucz, Z., Wesenberg, J. H., Mølmer, K.

“…The enhanced collective coupling to weak quantum fields may turn atomic or spin ensembles into an important component in quantum information processing…”
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Measurement-induced two-qubit entanglement in a bad cavity: Fundamental and practical considerations by Julsgaard, Brian, Mølmer, Klaus

“…An entanglement-generating protocol is described for two qubits coupled to a cavity field in the bad-cavity limit. By measuring the amplitude of a field…”
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Reflectivity and transmissivity of a cavity coupled to two-level systems: Coherence properties and the influence of phase decay by Julsgaard, B., Mølmer, K.

“…We consider N identical two-level systems coupled to a cavity, which is coherently driven by an external field. In the limit of small excitation, the…”
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Interacting spins in a cavity: Finite-size effects and symmetry-breaking dynamics by Gammelmark, Søren, Mølmer, Klaus

“…We calculate the ground state and simulate the dynamics of a finite chain of spins with Ising nearest-neighbor interactions and a Dicke collective spin…”
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Multilevel Holstein-Primakoff approximation and its application to atomic spin squeezing and ensemble quantum memories by Kurucz, Z., Mølmer, K.

“…We show that an ensemble of identical d-level atoms can be efficiently described by d-1 collective oscillator degrees of freedom in the vicinity of a product…”
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Sympathetic Wigner-function tomography of a dark trapped ion by Mirkhalaf, Safoura, Mølmer, Klaus

“…A protocol is provided to reconstruct the Wigner function for the motional state of a trapped ion via fluorescence detection on another ion in the same trap…”
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Conditional dynamics induced by new configurations for Rydberg dipole-dipole interactions by Brion, E., Mouritzen, A. S., Mølmer, K.

“…We suggest a way to use strong Rydberg dipole-dipole interactions in order to induce nontrivial conditional dynamics in individual-atom systems and mesoscopic…”
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Feshbach molecules in a one-dimensional optical lattice by Nygaard, N., Piil, R., Mølmer, K.

“…We present the theory of a pair of atoms in a one-dimensional optical lattice interacting via a narrow Feshbach resonance. Using a two-channel description of…”
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Proposal for detection of a single electron spin in a microwave resonator by Haikka, P, Kubo, Y, Bienfait, A, Bertet, P, Moelmer, K

“…Phys. Rev. A 95, 022306 (2017) We propose a method for detecting the presence of a single spin in a crystal by coupling it to a high-quality factor…”
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Relative and center-of-mass motion in the attractive Bose-Hubbard model by Sørensen, Ole Søe, Gammelmark, Søren, Mølmer, Klaus

“…We present first-principles numerical calculations for few-particle solutions of the attractive Bose-Hubbard model with periodic boundary conditions. We show…”
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Light-matter quantum interface by Hammerer, K., Mølmer, K., Polzik, E. S., Cirac, J. I.

“…We propose a quantum interface which applies multiple passes of a pulse of light through an atomic sample with phase/polarization rotations in between the…”
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Scattering resonances in a degenerate Fermi gas by Challis, K. J., Nygaard, N., Mølmer, K.

“…We consider elastic single-particle scattering from a one-dimensional trapped two-component superfluid Fermi gas when the incoming projectile particle is…”
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Universal quantum computation in a neutral-atom decoherence-free subspace by Brion, E., Pedersen, L. H., Mølmer, K., Chutia, S., Saffman, M.

“…In this paper, we propose a way to achieve protected universal computation in a neutral-atom quantum computer subject to collective dephasing. Our proposal…”
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Magnetic resonance with squeezed microwaves by Bienfait, A, Campagne-Ibarcq, P, Holm-Kiilerich, A, Zhou, X, Probst, S, Pla, J. J, Schenkel, T, Vion, D, Esteve, D, Morton, J. J. L, Moelmer, K, Bertet, P

“…Phys. Rev. X 7, 041011 (2017) Vacuum fluctuations of the electromagnetic field set a fundamental limit to the sensitivity of a variety of measurements,…”
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