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Density matrix

Known as: Quantum Liouville equation, Liouville-von Neumann equation, Von Neumann Equation 
A density matrix is a matrix that describes a quantum system in a mixed state, a statistical ensemble of several quantum states. This should be… 
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Related topics

Related topics

50 relations
Born ruleBra–ket notationBures metricCoherence (physics)

Broader (2)

Quantum information scienceQuantum mechanics

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2007
Highly Cited
2007
Order-N first-principles calculations with the conquest code
2006
2006
Photoassociation with chirped laser pulses: calculation of the absolute number of molecules per pulse
The total number of molecules produced in a pulsed photoassociation of ultracold atoms is a crucial link between theory and… 
Highly Cited
2000
Highly Cited
2000
Oligophenylenevinylene Phane Dimers: Probing the Effect of Contact Site on the Optical Properties of Bichromophoric Pairs
Paracyclophane derivatives have been prepared that may be considered models of bichromophoric contacts in the solid. The optical… 
Highly Cited
1999
Highly Cited
1999
Reaction dynamics of photochromic dithienylethene derivatives
Highly Cited
1998
Highly Cited
1998
On the use of the Hipparcos intermediate astrometric data
With the publication of the Hipparcos cat- alogue, astrometric data of unprecedented quality and quantity has become available… 
Highly Cited
1996
Highly Cited
1996
CUMULATIVE REACTION PROBABILITY VIA TRANSITION STATE WAVE PACKETS
A new time‐dependent approach to the cumulative reaction probability, N(E), has been developed based on the famous formulation… 
Highly Cited
1985
Highly Cited
1985
Technical Note - A Markov Chain Partitioning Algorithm for Computing Steady State Probabilities
This paper presents a partitioning algorithm for recursively computing the steady state probabilities for a finite, irreducible… 
Highly Cited
1984
Highly Cited
1984
Classical and quantum algebras of non-local charges in σ models
We investigate the algebras of the non-local charges and their generating functionals (the monodromy matrices) in classical and… 
Highly Cited
1974
Highly Cited
1974
Theory of radiationless transitions in polyatomic molecules. The intermediate case
Highly Cited
1969
Highly Cited
1969
Spectral factorization of time-varying covariance functions
The determination of the state-space equations of a time-varying finite-dimensional linear system with a prescribed output… 
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