scholarly journals Significant contribution of As4porbitals to the low-lying electronic structure of the 112-type iron-based superconductorCa0.9La0.1FeAs2

2015 ◽  
Vol 91 (4) ◽  
Author(s):  
M. Y. Li ◽  
Z. T. Liu ◽  
W. Zhou ◽  
H. F. Yang ◽  
D. W. Shen ◽  
...  
2013 ◽  
Vol 42 (22) ◽  
pp. 7924 ◽  
Author(s):  
Karsten Kuepper ◽  
Christine Derks ◽  
Christian Taubitz ◽  
Manuel Prinz ◽  
Loïc Joly ◽  
...  

2017 ◽  
Vol 254 (1) ◽  
Author(s):  
Sergey Borisenko ◽  
Daniil Evtushinsky ◽  
Zhonghao Liu ◽  
Igor Morozov ◽  
Rhea Kappenberger ◽  
...  

2013 ◽  
Vol 27 (15) ◽  
pp. 1362017
Author(s):  
LIUXI TAN ◽  
RUI GUO ◽  
SHIZHONG YANG ◽  
EBRAHIM KHOSRAVI ◽  
GUANG-LIN ZHAO ◽  
...  

First principles density functional theory — based (GW) method — was used to simulate the electronic structure of the novel iron-based superconductor K 0.8 Fe 2 Se 2. The calculated band gap of K 0.8 Fe 2 Se 2 at the Γ point is 0.15 eV, which is significantly lower than the 0.61 eV of vacancy free crystal KFe 2 Se 2. The d-orbital of Fe atom is overlapped with the p-orbital of Se atom. Charge density analysis shows strong lattice distortion and vacancy related electric dipole and quadruple near the K vacancy. The reflectivity is anisotropic in three coordinate directions.


MRS Bulletin ◽  
2011 ◽  
Vol 36 (8) ◽  
pp. 614-619 ◽  
Author(s):  
Athena S. Sefat ◽  
David J. Singh

Abstract


1998 ◽  
Vol 10 (31) ◽  
pp. 6987-6994 ◽  
Author(s):  
A G Vakhney ◽  
A N Yaresko ◽  
V N Antonov ◽  
V V Nemoshkalenko ◽  
V G Gavriljuk ◽  
...  

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