scholarly journals Pure spin currents in Ge probed by inverse spin-Hall effect

AIP Advances ◽  
2017 ◽  
Vol 7 (5) ◽  
pp. 055907
Author(s):  
F. Bottegoni ◽  
C. Zucchetti ◽  
M. Finazzi ◽  
G. Isella ◽  
F. Ciccacci
2009 ◽  
Vol 23 (11) ◽  
pp. 2413-2438 ◽  
Author(s):  
SERGIO O. VALENZUELA

In recent years, electrical spin injection and detection has grown into a lively area of research in the field of spintronics. Spin injection into a paramagnetic material is usually achieved by means of a ferromagnetic source, whereas the induced spin accumulation or associated spin currents are detected by means of a second ferromagnet or the reciprocal spin Hall effect, respectively. This article reviews the current status of this subject, describing both recent progress and well-established results. The emphasis is on experimental techniques and accomplishments that brought about important advances in spin phenomena and possible technological applications. These advances include, amongst others, the characterization of spin diffusion and precession in a variety of materials, such as metals, semiconductors and graphene, the determination of the spin polarization of tunneling electrons as a function of the bias voltage, and the implementation of magnetization reversal in nanoscale ferromagnetic particles with pure spin currents.


2021 ◽  
Vol 118 (5) ◽  
pp. 052904
Author(s):  
Dapeng Cui ◽  
Yeming Xu ◽  
Lifan Zhou ◽  
Lunyong Zhang ◽  
Zhongzhi Luan ◽  
...  

2021 ◽  
Vol 4 (1) ◽  
Author(s):  
X. R. Wang

AbstractSpin current is a very important tensor quantity in spintronics. However, the well-known spin-Hall effect (SHE) can only generate a few of its components whose propagating and polarization directions are perpendicular with each other and to an applied charge current. It is highly desirable in applications to generate spin currents whose polarization can be in any possible direction. Here anomalous SHE and inverse spin-Hall effect (ISHE) in magnetic systems are predicted. Spin currents, whose polarisation and propagation are collinear or orthogonal with each other and along or perpendicular to the charge current, can be generated, depending on whether the applied charge current is along or perpendicular to the order parameter. In anomalous ISHEs, charge currents proportional to the order parameter can be along or perpendicular to the propagating or polarization directions of the spin current.


2006 ◽  
Vol 88 (18) ◽  
pp. 182509 ◽  
Author(s):  
E. Saitoh ◽  
M. Ueda ◽  
H. Miyajima ◽  
G. Tatara

2014 ◽  
Vol 104 (8) ◽  
pp. 082407 ◽  
Author(s):  
Chi-Feng Pai ◽  
Minh-Hai Nguyen ◽  
Carina Belvin ◽  
Luis Henrique Vilela-Leão ◽  
D. C. Ralph ◽  
...  

2018 ◽  
Vol 97 (2) ◽  
Author(s):  
D. Qu ◽  
S. Y. Huang ◽  
G. Y. Guo ◽  
C. L. Chien

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