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19922026
most citedAstropy: A Community Python Package for Astronomy

14.6k citations

Showing 2009 · quant-phShow all

17 papers · 2 filters

quant-ph2009★ 165 cited

Coherent-Light Boosted, Super-Sensitive, Quantum Interferometry

William N. Plick, Jonathan P. Dowling, G. S. Agarwal

We present in this letter a scheme for optical interferometry. We utilize coherent-beam-stimulated two-mode squeezed light, which interacts with a phase shifter and is then squeeze…

quant-ph2009★ 456 cited

Quantum Metrology with Two-Mode Squeezed Vacuum: Parity Detection Beats the Heisenberg Limit

Petr M. Anisimov, Gretchen M. Raterman, Aravind Chiruvelli +4

We study the sensitivity and resolution of phase measurement in a Mach-Zehnder interferometer with two-mode squeezed vacuum (<n> photons on average). We show that super-resolution…

quant-ph2009

Modeling lossy propagation of non-classical light

Ulvi Yurtsever

The lossy propagation law (generalization of Lambert-Beer's law for classical radiation loss) for non-classical, dual-mode entangled states is derived from first principles, using…

quant-ph2009★ 92 cited

Optimization of quantum interferometric metrological sensors in the presence of photon loss

Tae-Woo Lee, Sean D. Huver, Hwang Lee +7

We optimize two-mode, entangled, number states of light in the presence of loss in order to maximize the extraction of the available phase information in an interferometer. Our app…

quant-ph2009★ 71 cited

Super-Resolution at the Shot-Noise Limit with Coherent States and Photon-Number-Resolving Detectors

Yang Gao, Christoph F. Wildfeuer, Petr M. Anisimov +2

There has been much recent interest in quantum optical interferometry for applications to metrology, sub-wavelength imaging, and remote sensing, such as in quantum laser radar (LAD…

quant-ph2009★ 1 cited

Ultra-Stable Matter-Wave Gyroscopy with Counter-Rotating Vortex Superpositions in Bose-Einstein Condensates

Sulakshana Thanvanthri, Kishore T. Kapale, Jonathan P. Dowling

Matter-wave interferometers are, in principle, orders of magnitude more sensitive than their optical counterparts. Nevertheless, creation of matter-wave currents to achieve such a…

quant-ph2009

Dimensions, nodes and phases in quantum numbers

A. R. P. Rau

Students of quantum mechanics encounter discrete quantum numbers in a somewhat incoherent and bewildering number of ways. For each physical system studied, quantum numbers seem to…

quant-ph2009★ 9 cited

A wave-function Monte Carlo method for simulating conditional master equations

Kurt Jacobs

Wave-function Monte Carlo methods are an important tool for simulating quantum systems, but the standard method cannot be used to simulate decoherence in continuously measured syst…

quant-ph2009★ 12 cited

The Montevideo interpretation of quantum mechanics: frequently asked questions

Rodolfo Gambini, Jorge Pullin

In a series of recent papers we have introduced a new interpretation of quantum mechanics, which for brevity we will call the Montevideo interpretation. In it, the quantum to class…

quant-ph2009★ 11 cited

Undecidability and the problem of outcomes in quantum measurements

Rodolfo Gambini, Luis Pedro Garcia Pintos, Jorge Pullin

We argue that it is fundamentally impossible to recover information about quantum superpositions when a system has interacted with a sufficiently large number of degrees of freedom…

quant-ph2009★ 42 cited

Resolution and sensitivity of a Fabry-Perot interferometer with a photon-number-resolving detector

Christoph F. Wildfeuer, Aaron J. Pearlman, Jun Chen +3

With photon-number resolving detectors, we show compression of interference fringes with increasing photon numbers for a Fabry-Perot interferometer. This feature provides a higher…

quant-ph2009

Finite Geometries with Qubit Operators

Ambar N. Sengupta

Finite projective geometries, especially the Fano plane, have been observed to arise in the context of certain quantum gate operators. We use Clifford algebras to explain why these…

quant-ph2009★ 837 cited

Quantum Optical Metrology -- The Lowdown on High-N00N States

Jonathan P. Dowling

Quantum states of light, such as squeezed states or entangled states, can be used to make measurements (metrology), produce images, and sense objects with a precision that far exce…

quant-ph2009★ 5 cited

A non-degenerate optical parametric oscillator as a high-flux source for quantum lithography

Hugo Cable, Reeta Vyas, Surendra Singh +1

We investigate the use of a non-degenerate parametric oscillator (NDPO) as a source for quantum lithography, for which the light can have high-flux and strong non-classical feature…

quant-ph2009★ 4 cited

Free will, undecidability, and the problem of time in quantum gravity

Rodolfo Gambini, Jorge Pullin

In quantum gravity there is no notion of absolute time. Like all other quantities in the theory, the notion of time has to be introduced "relationally", by studying the behavior of…

quant-ph2009★ 19 cited

Persistence of nonlocality for bipartite quantum spin systems

Kaushik P. Seshadreesan, Sibasish Ghosh

Generic forms of the entangled states of two spin-1 (and spin-3/2) particles, along with the set of appropriate spin observables that together exhibit maximum nonlocality under the…

quant-ph2009★ 3 cited

Parity Measurements in Quantum Optical Metrology

Aravind Chiruvelli, Hwang Lee

We investigate the utility of parity detection to achieve Heisenberg-limited phase estimation for optical interferometry. We consider the parity detection with several input states…