scholarly journals Spin-flip reflection at the normal metal-spin superconductor interface

2017 ◽  
Vol 95 (10) ◽  
Author(s):  
Peng Lv ◽  
Ai-Min Guo ◽  
Huaiyu Li ◽  
Chunxiao Liu ◽  
X. C. Xie ◽  
...  
Keyword(s):  
2002 ◽  
Vol 66 (22) ◽  
Author(s):  
Alexey A. Kovalev ◽  
Arne Brataas ◽  
Gerrit E. W. Bauer
Keyword(s):  

2010 ◽  
Vol 107 (11) ◽  
pp. 114321 ◽  
Author(s):  
M. J. Ma ◽  
M. B. A. Jalil ◽  
S. G. Tan ◽  
H. Y. Meng

2018 ◽  
Author(s):  
Shannon Houck ◽  
Nicholas Mayhall

<div>Many multiconfigurational systems, such as single-molecule magnets, are difficult to study using traditional computational methods due to the simultaneous existence of both spin and spatial degeneracies. In this work, a new approach termed n-spin-flip Ionization Potential/Electron Affinity (<i>n</i>SF-IP or <i>n</i>SF-EA) is introduced which combines the spin-flip method of Anna Krylov with particle-number changing IP/EA methods. We demonstrate the efficacy of the approach by applying it to the strongly-correlated N<sub>2</sub><sup>+</sup> as well as several double exchange systems. We also demonstrate that when these systems are well-described by a double exchange model Hamiltonian, only 1SF-IP/EA is required to extract the double exchange parameters and accurately predict energies for the low-spin states. This significantly reduces the computational effort for studying such systems. The effects of including additional excitations (using a RAS-<i>n</i>SF-IP/EA scheme) are also examined, with particular emphasis on hole and particle excitations.</div>


2018 ◽  
Author(s):  
Shannon Houck ◽  
Nicholas Mayhall

<div>Many multiconfigurational systems, such as single-molecule magnets, are difficult to study using traditional computational methods due to the simultaneous existence of both spin and spatial degeneracies. In this work, a new approach termed n-spin-flip Ionization Potential/Electron Affinity (<i>n</i>SF-IP or <i>n</i>SF-EA) is introduced which combines the spin-flip method of Anna Krylov with particle-number changing IP/EA methods. We demonstrate the efficacy of the approach by applying it to the strongly-correlated N<sub>2</sub><sup>+</sup> as well as several double exchange systems. We also demonstrate that when these systems are well-described by a double exchange model Hamiltonian, only 1SF-IP/EA is required to extract the double exchange parameters and accurately predict energies for the low-spin states. This significantly reduces the computational effort for studying such systems. The effects of including additional excitations (using a RAS-<i>n</i>SF-IP/EA scheme) are also examined, with particular emphasis on hole and particle excitations.</div>


1978 ◽  
Vol 72 (1) ◽  
pp. 125-139 ◽  
Author(s):  
J.C. Le Bosse ◽  
J. Lopez ◽  
J. Rousseau-Violet

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