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Spin injection and spin transport in hybrid nanostructures

S. Takahashi, H. Imamura, and S. Maekawa

in Concepts in Spin Electronics

Published in print:
2006
Published Online:
September 2007
ISBN:
9780198568216
eISBN:
9780191718212
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198568216.003.0008
Subject:
Physics, Condensed Matter Physics / Materials

This chapter describes the basics of spin injection and spin transport in magnetic nanohybrid structures. Particular emphasis is placed on the nonlocal spin transport in a spin injection and ... More


Incoherent spin current

K. Ando and E. Saitoh

in Spin Current

Published in print:
2017
Published Online:
December 2017
ISBN:
9780198787075
eISBN:
9780191829147
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198787075.003.0002
Subject:
Physics, Condensed Matter Physics / Materials

This chapter introduces the concept of incoherent spin current. A diffusive spin current can be driven by spatial inhomogeneous spin density. Such spin flow is formulated using the spin diffusion ... More


Incoherent spin current

K. Ando and E. Saitoh

in Spin Current

Published in print:
2012
Published Online:
December 2013
ISBN:
9780199600380
eISBN:
9780191775062
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199600380.003.0002
Subject:
Physics, Condensed Matter Physics / Materials

This chapter discusses a number of methods that can experimentally detect pure spin currents – spin currents without accompanying charge currents. One such method is the utilisation of the inverse ... More


Spin polarization in magnets

K. Takanashi and Y. Sakuraba

in Spin Current

Published in print:
2012
Published Online:
December 2013
ISBN:
9780199600380
eISBN:
9780191775062
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199600380.003.0005
Subject:
Physics, Condensed Matter Physics / Materials

This chapter explains how the exchange splitting between up- and down-spin bands in ferromagnets unexceptionally generates spin-polarised electronic states at the Fermi energy. The quantity of spin ... More


Spin Electronics

Kannan M. Krishnan

in Fundamentals and Applications of Magnetic Materials

Published in print:
2016
Published Online:
December 2016
ISBN:
9780199570447
eISBN:
9780191813504
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199570447.003.0013
Subject:
Physics, Condensed Matter Physics / Materials

We introduce a new paradigm in electronics, where information is carried by electron spin in addition to its charge. Spin polarization, a function of the density of states of the majority (↑) and ... More


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