scholarly journals Low-energy effective Hamiltonians for correlated electron systems beyond density functional theory

2017 ◽  
Vol 96 (7) ◽  
Author(s):  
Motoaki Hirayama ◽  
Takashi Miyake ◽  
Masatoshi Imada ◽  
Silke Biermann
Keyword(s):  
Density Functional Theory ◽  
Density Functional ◽  
Low Energy ◽  
Electron Systems ◽  
Functional Theory ◽  
Correlated Electron Systems ◽  
Correlated Electron ◽  
Effective Hamiltonians

scholarly journals Complex magnetism of the two-dimensional antiferromagnetic Ge2F: from a Néel spin-texture to a potential antiferromagnetic skyrmion

RSC Advances ◽  
2021 ◽  
Vol 11 (15) ◽  
pp. 8654-8663
Author(s):  
Fatima Zahra Ramadan ◽  
Flaviano José dos Santos ◽  
Lalla Btissam Drissi ◽  
Samir Lounis
Keyword(s):  
Density Functional Theory ◽  
Magnetic Properties ◽  
Density Functional ◽  
Low Energy ◽  
Two Dimensional ◽  
Functional Theory ◽  
2D Material ◽  
Energy Models ◽  
Spin Texture

Based on density functional theory combined with low-energy models, we explore the magnetic properties of a hybrid atomic-thick two-dimensional (2D) material made of germanene doped with fluorine atoms in a half-fluorinated configuration (Ge2F).

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