Keyword

density matrix

Description: A mathematical representation of a quantum system’s state, describing pure states or statistical mixtures of possible states.

Primary topic: Quantum Mechanics and Applications (23%)

Wikidata ID: wiki/Q831774

OpenAlex ID: keywords/density-matrix

Entanglement of Formation of an Arbitrary State of Two Qubits

1998 · William K. Wootters · Physical Review Letters · 8,286

PDF

Coherent and Incoherent States of the Radiation Field

1963 · Roy J. Glauber · Physical Review · 6,797

Separability Criterion for Density Matrices

1996 · Asher Peres · Physical Review Letters · 5,185

PDF

Principles of Nonlinear Optical Spectroscopy

1995 · Shaul Mukamel · 4,536

Quantum detection and estimation theory

1969 · Carl W. Helstrom · Journal of Statistical Physics · 3,779

PDF

The Nuclear Many-Body Problem

1983 · P. Ring, P. Schuck, et al. · Physics Today · 3,637

Quantum Theory of Many-Particle Systems. I. Physical Interpretations by Means of Density Matrices, Natural Spin-Orbitals, and Convergence Problems in the Method of Configurational Interaction

1955 · Per-Olov Löwdin · Physical Review · 3,589

Information Theory and Statistical Mechanics. II

1957 · E. T. Jaynes · Physical Review · 3,248

Statistical distance and the geometry of quantum states

1994 · Samuel L. Braunstein, Carlton M. Caves · Physical Review Letters · 3,160

An efficient method for the evaluation of coupling coefficients in configuration interaction calculations

1988 · Peter J. Knowles, Hans-Joachim Werner · Chemical Physics Letters · 2,859

Molecular Nanomagnets

2006 · Dante Gatteschi, Roberta Sessoli, et al. · Oxford University Press eBooks · 2,790

Path integral approach to quantum Brownian motion

1983 · A.O. Caldeira, A.J. Leggett · Physica A Statistical Mechanics and its Applications · 2,768

Breakdown of predictability in gravitational collapse

1976 · S. W. Hawking · Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields · 2,551

Nuclear Double Resonance in the Rotating Frame

1962 · S. R. Hartmann, E. L. Hahn · Physical Review · 2,239

Description of States in Quantum Mechanics by Density Matrix and Operator Techniques

1957 · U. Fano · Reviews of Modern Physics · 1,975

Fidelity for Mixed Quantum States

1994 · Richard Jozsa · Journal of Modern Optics · 1,899

Theory of the Anomalous Skin Effect in Normal and Superconducting Metals

1958 · D. C. Mattis, J. Bardeen · Physical Review · 1,634

Measurement of the Wigner distribution and the density matrix of a light mode using optical homodyne tomography: Application to squeezed states and the vacuum

1993 · D. T. Smithey, M. Beck, et al. · Physical Review Letters · 1,538

Bulk Spin-Resonance Quantum Computation

1997 · Neil A. Gershenfeld, Isaac L. Chuang · Science · 1,528

The emergence of classical properties through interaction with the environment

1985 · E. Joos, H. D. Zeh · The European Physical Journal B · 1,504

Volume of the set of separable states

1998 · Karol Życzkowski, Paweł Horodecki, et al. · Physical Review A · 1,410

PDF

Density Operators and Quasiprobability Distributions

1969 · K. E. Cahill, R. J. Glauber · Physical Review · 1,256

Quantum Processes in Semiconductors

2013 · Brian K. Ridley · Oxford University Press eBooks · 1,213

Coherence Properties of Optical Fields

1965 · L. MANDEL, E. WOLF · Reviews of Modern Physics · 1,174

Quantum coding

1995 · Benjamin Schumacher · Physical Review A · 1,083

Works count: 9,334

Citation count: 225,800