Characteristics of the consistent ground state of the random phase approximation

1979 ◽  
Vol 15 (3) ◽  
pp. 343-353 ◽  
Author(s):  
Yngve Öhrn ◽  
Jan Linderberg
Keyword(s):  
Ground State ◽  
Random Phase Approximation ◽  
Random Phase ◽  
Phase Approximation

VARIATIONAL RANDOM PHASE APPROXIMATION FOR THE ANHARMONIC OSCILLATOR

1991 ◽  
Vol 06 (26) ◽  
pp. 2429-2435 ◽  
Author(s):  
J. DUKELSKY ◽  
P. SCHUCK
Keyword(s):  
Wave Function ◽  
Density Matrix ◽  
Ground State ◽  
Random Phase Approximation ◽  
Anharmonic Oscillator ◽  
Random Phase ◽  
Oscillator Model ◽  
Phase Approximation ◽  
Truncation Scheme

The recently derived Variational Random Phase Approximation is examined using the anharmonoic oscillator model. Special attention is paid to the ground state RPA wave function and the convergence of the proposed truncation scheme to obtain the diagonal density matrix.

Sign in / Sign up

Export Citation Format

Share Document