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Observation of spin-polarized photoconductivity in (Ga,Mn)As/GaAs heterojunction without magnetic field

In the absent of magnetic field, we have observed the anisotropic spin polarization degree of photoconduction (SPD-PC) in (Ga,Mn)As/GaAs heterojunction. We think three kinds of mechanisms contribute to the magnetic related signal, (i) (Ga,Mn)As self-producing due to the valence band polarization, (i...

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Detalles Bibliográficos
Autores principales: Wu, Qing, Liu, Yu, Wang, Hailong, Li, Yuan, Huang, Wei, Zhao, Jianhua, Chen, Yonghai
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2017
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5233956/
https://www.ncbi.nlm.nih.gov/pubmed/28084437
http://dx.doi.org/10.1038/srep40558