scholarly journals Comparison of computer-algebra strong-coupling perturbation theory and dynamical mean-field theory for the Mott-Hubbard insulator in high dimensions

2014 ◽  
Vol 90 (24) ◽  
Author(s):  
Martin Paech ◽  
Walter Apel ◽  
Eva Kalinowski ◽  
Eric Jeckelmann
Keyword(s):  
Field Theory ◽  
Perturbation Theory ◽  
Strong Coupling ◽  
Computer Algebra ◽  
Mean Field Theory ◽  
Mean Field ◽  
Dynamical Mean Field Theory ◽  
High Dimensions

scholarly journals Strong-coupling formula for momentum-dependent susceptibilities in dynamical mean-field theory

2019 ◽  
Vol 99 (16) ◽  
Author(s):  
Junya Otsuki ◽  
Kazuyoshi Yoshimi ◽  
Hiroshi Shinaoka ◽  
Yusuke Nomura
Keyword(s):  
Field Theory ◽  
Strong Coupling ◽  
Mean Field Theory ◽  
Mean Field ◽  
Dynamical Mean Field Theory
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