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19912026
most citedThe Infrared Array Camera (IRAC) for the Spitzer Space Telescope

3.3k citations

Showing 2009 · quant-phShow all

13 papers · 2 filters

quant-ph2009

Steady-State Two Atom Entanglement in a Pumped Cavity Enhanced by Nonlinear Mirrors

Hideomi Nihira, C. R. Stroud

We demonstrate the steady-state entanglement of two two-level atoms inside a pumped cavity with photon leakage through a nonlinear mirror and through spontaneous decay, and show th…

quant-ph2009★ 141 cited

Continuous phase amplification with a Sagnac interferometer

David J. Starling, P. Ben Dixon, Nathan S. Williams +2

We describe a weak value inspired phase amplification technique in a Sagnac interferometer. We monitor the relative phase between two paths of a slightly misaligned interferometer…

quant-ph2009★ 18 cited

An alternative construction of the positive inner product for pseudo-Hermitian Hamiltonians: Examples

Ashok Das, L. Greenwood

This paper builds on our earlier proposal for construction of a positive inner product for pseudo-Hermitian Hamiltonians and we give several examples to clarify our method. We show…

quant-ph2009★ 112 cited

Contextual Values of Observables in Quantum Measurements

J. Dressel, S. Agarwal, A. N. Jordan

We introduce contextual values as a generalization of the eigenvalues of an observable that takes into account both the system observable and a general measurement procedure. This…

quant-ph2009★ 220 cited

Optimizing the Signal to Noise Ratio of a Beam Deflection Measurement with Interferometric Weak Values

David J. Starling, P. Ben Dixon, Andrew N. Jordan +1

The amplification obtained using weak values is quantified through a detailed investigation of the signal to noise ratio for an optical beam deflection measurement. We show that fo…

quant-ph2009★ 1.1k cited

Sudden Death of Entanglement

Ting Yu, J. H. Eberly

A new development in the dynamical behavior of elementary quantum systems is the surprising discovery that correlation between two quantum units of information called qubits can be…

quant-ph2009★ 29 cited

Coherent State Control of Non-Interacting Quantum Entanglement

Muhammed Yonac, Joseph H. Eberly

We exploit a novel approximation scheme to obtain a new and compact formula for the parameters underlying coherent-state control of the evolution of a pair of entangled two-level s…

quant-ph2009★ 4 cited

Steady-State Two Atom Entanglement in a Pumped Cavity

Hideomi Nihira, C. R. Stroud

In this paper we explore the possibility of a steady-state entanglement of two two-level atoms inside a pumped cavity by taking into account cavity leakage and the spontaneous emis…

quant-ph2009★ 21 cited

An alternative construction of the positive inner product in non-Hermitian quantum mechanics

Ashok Das, L. Greenwood

Within the context of non-Hermitian quantum mechanics, we use the generators of eigenvectors of the Hamiltonian to construct a unitary inner product space. Such models have been of…

quant-ph2009★ 69 cited

Interferometric weak value deflections: quantum and classical treatments

John C. Howell, David J. Starling, P. Ben Dixon +2

We derive the weak value deflection given in a paper by Dixon et al. (Phys. Rev. Lett. 102, 173601 (2009)) both quantum mechanically and classically. This paper is meant to cover s…

quant-ph2009★ 787 cited

Ultrasensitive Beam Deflection Measurement via Interferometric Weak Value Amplification

P. Ben Dixon, David J. Starling, Andrew N. Jordan +1

We report on the use of an interferometric weak value technique to amplify very small transverse deflections of an optical beam. By entangling the beam's transverse degrees of free…

quant-ph2009★ 36 cited

Uncollapsing the wavefunction by undoing quantum measurements

Andrew N. Jordan, Alexander N. Korotkov

We review and expand on recent advances in theory and experiments concerning the problem of wavefunction uncollapse: Given an unknown state that has been disturbed by a generalized…

quant-ph2009★ 116 cited

Entanglement Evolution in a Non-Markovian Environment

Ting Yu, J. H. Eberly

We extend recent theoretical studies of entanglement dynamics in the presence of environmental noise, following the long-time interest of Krzysztof Wodkiewicz in the effects of sto…