scholarly journals Combining density-based dynamical correlation with a reduced-density-matrix strong-correlation description

2020 ◽  
Vol 102 (3) ◽  
Author(s):  
Robert van Meer ◽  
Oleg Gritsenko ◽  
Jeng-Da Chai
Keyword(s):  
Density Matrix ◽  
Strong Correlation ◽  
Reduced Density Matrix ◽  
Dynamical Correlation ◽  
Reduced Density

Time dependent reduced density matrix functional theory at strong correlation: insights from a two-site Anderson impurity model

2021 ◽  
Author(s):  
Stefano Di Sabatino ◽  
Claudio Verdozzi ◽  
Pina Romaniello
Keyword(s):  
Density Matrix ◽  
Strong Correlation ◽  
Time Dependent ◽  
Reduced Density Matrix ◽  
Body Density ◽  
Functional Theory ◽  
Impurity Model ◽  
Anderson Impurity Model ◽  
The One ◽  
Reduced Density

The one-body density matrix has recently attracted considerable attention as promising key quantity for the description of systems out of equilibrium. Its time evolution is given in terms of the...

Density matrix and purity evolution in dissipative two-level systems: II. Relaxation

2021 ◽  
Author(s):  
Sambarta Chatterjee ◽  
Nancy Makri
Keyword(s):  
Density Matrix ◽  
Time Evolution ◽  
Reduced Density Matrix ◽  
Level System ◽  
Two Level Systems ◽  
Reduced Density ◽  
Harmonic Bath

We investigate the time evolution of the reduced density matrix (RDM) and its purity in the dynamics of a two-level system coupled to a dissipative harmonic bath, when the system is initially placed in one of its eigenstates.

Sign in / Sign up

Export Citation Format

Share Document