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Sublattice asymmetry and spin-orbit interaction induced out-of-plane spin polarization of photoelectrons

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Sublattice asymmetry and spin-orbit interaction induced out-of-plane spin polarization of photoelectrons. / Rakyta, Peter; Kormanyos, Andor; Cserti, József.
In: Physical review B, Vol. 83, No. 15, 155439, 25.04.2011.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Rakyta, P, Kormanyos, A & Cserti, J 2011, 'Sublattice asymmetry and spin-orbit interaction induced out-of-plane spin polarization of photoelectrons', Physical review B, vol. 83, no. 15, 155439. https://doi.org/10.1103/PhysRevB.83.155439

APA

Rakyta, P., Kormanyos, A., & Cserti, J. (2011). Sublattice asymmetry and spin-orbit interaction induced out-of-plane spin polarization of photoelectrons. Physical review B, 83(15), Article 155439. https://doi.org/10.1103/PhysRevB.83.155439

Vancouver

Rakyta P, Kormanyos A, Cserti J. Sublattice asymmetry and spin-orbit interaction induced out-of-plane spin polarization of photoelectrons. Physical review B. 2011 Apr 25;83(15):155439. doi: 10.1103/PhysRevB.83.155439

Author

Rakyta, Peter ; Kormanyos, Andor ; Cserti, József. / Sublattice asymmetry and spin-orbit interaction induced out-of-plane spin polarization of photoelectrons. In: Physical review B. 2011 ; Vol. 83, No. 15.

Bibtex

@article{6d2d82c79f0f45449824413f30732f39,
title = "Sublattice asymmetry and spin-orbit interaction induced out-of-plane spin polarization of photoelectrons",
abstract = "We study theoretically the effect of spin-orbit coupling and sublattice asymmetry in graphene on the spin polarization of photoelectrons. We show that sublattice asymmetry in graphene not only opens a gap in the band structure, but in the case of finite spin-orbit interaction it also gives rise to an out-of-plane spin polarization of electrons close to the Dirac point of the Brillouin zone. This can be detected by measuring the spin polarization of photoelectrons, and therefore spin-resolved photoemission spectroscopy can reveal the presence of a band gap even if it is too small to be observed directly by angle-resolved photoemission spectroscopy because of the finite resolution of measurements or because the sample is p-doped. We present analytical and numerical calculations on the energy and linewidth dependence of photoelectron intensity distribution and spin polarization.",
author = "Peter Rakyta and Andor Kormanyos and J{\'o}zsef Cserti",
note = "{\textcopyright}2011 American Physical Society",
year = "2011",
month = apr,
day = "25",
doi = "10.1103/PhysRevB.83.155439",
language = "English",
volume = "83",
journal = "Physical review B",
issn = "1098-0121",
publisher = "AMER PHYSICAL SOC",
number = "15",

}

RIS

TY - JOUR

T1 - Sublattice asymmetry and spin-orbit interaction induced out-of-plane spin polarization of photoelectrons

AU - Rakyta, Peter

AU - Kormanyos, Andor

AU - Cserti, József

N1 - ©2011 American Physical Society

PY - 2011/4/25

Y1 - 2011/4/25

N2 - We study theoretically the effect of spin-orbit coupling and sublattice asymmetry in graphene on the spin polarization of photoelectrons. We show that sublattice asymmetry in graphene not only opens a gap in the band structure, but in the case of finite spin-orbit interaction it also gives rise to an out-of-plane spin polarization of electrons close to the Dirac point of the Brillouin zone. This can be detected by measuring the spin polarization of photoelectrons, and therefore spin-resolved photoemission spectroscopy can reveal the presence of a band gap even if it is too small to be observed directly by angle-resolved photoemission spectroscopy because of the finite resolution of measurements or because the sample is p-doped. We present analytical and numerical calculations on the energy and linewidth dependence of photoelectron intensity distribution and spin polarization.

AB - We study theoretically the effect of spin-orbit coupling and sublattice asymmetry in graphene on the spin polarization of photoelectrons. We show that sublattice asymmetry in graphene not only opens a gap in the band structure, but in the case of finite spin-orbit interaction it also gives rise to an out-of-plane spin polarization of electrons close to the Dirac point of the Brillouin zone. This can be detected by measuring the spin polarization of photoelectrons, and therefore spin-resolved photoemission spectroscopy can reveal the presence of a band gap even if it is too small to be observed directly by angle-resolved photoemission spectroscopy because of the finite resolution of measurements or because the sample is p-doped. We present analytical and numerical calculations on the energy and linewidth dependence of photoelectron intensity distribution and spin polarization.

U2 - 10.1103/PhysRevB.83.155439

DO - 10.1103/PhysRevB.83.155439

M3 - Journal article

VL - 83

JO - Physical review B

JF - Physical review B

SN - 1098-0121

IS - 15

M1 - 155439

ER -