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Trigonal warping effect on velocity and transverse confinement length of topologically confined states in bilayer graphene

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Trigonal warping effect on velocity and transverse confinement length of topologically confined states in bilayer graphene. / Gradinar, Diana; Falko, Vladimir.

In: Physical review B, Vol. 92, No. 16, 165412, 15.10.2015.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Gradinar D, Falko V. Trigonal warping effect on velocity and transverse confinement length of topologically confined states in bilayer graphene. Physical review B. 2015 Oct 15;92(16):165412. doi: 10.1103/PhysRevB.92.165412

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Bibtex

@article{dca9feaa09ad4cc398e2918caa2cf8e5,
title = "Trigonal warping effect on velocity and transverse confinement length of topologically confined states in bilayer graphene",
abstract = "In bilayer graphene an interface between regions with opposite sign of the interlayer asymmetry gap leads to the spatial confinement of low-energy chiral modes [I. Martin, Y. M. Blanter, and A. F. Morpurgo, Phys. Rev. Lett. 100, 036804 (2008)]. Here we study the influence of trigonal warping on the properties of the interface-guided stats and find that in the vicinity of the band edges the group velocity and transverse confinement length exhibit a nonmonotonic dependence on the crystallographic orientation of the crystal with respect to the interface.",
author = "Diana Gradinar and Vladimir Falko",
year = "2015",
month = oct,
day = "15",
doi = "10.1103/PhysRevB.92.165412",
language = "English",
volume = "92",
journal = "Physical Review B: Condensed Matter and Materials Physics",
issn = "1098-0121",
publisher = "AMER PHYSICAL SOC",
number = "16",

}

RIS

TY - JOUR

T1 - Trigonal warping effect on velocity and transverse confinement length of topologically confined states in bilayer graphene

AU - Gradinar, Diana

AU - Falko, Vladimir

PY - 2015/10/15

Y1 - 2015/10/15

N2 - In bilayer graphene an interface between regions with opposite sign of the interlayer asymmetry gap leads to the spatial confinement of low-energy chiral modes [I. Martin, Y. M. Blanter, and A. F. Morpurgo, Phys. Rev. Lett. 100, 036804 (2008)]. Here we study the influence of trigonal warping on the properties of the interface-guided stats and find that in the vicinity of the band edges the group velocity and transverse confinement length exhibit a nonmonotonic dependence on the crystallographic orientation of the crystal with respect to the interface.

AB - In bilayer graphene an interface between regions with opposite sign of the interlayer asymmetry gap leads to the spatial confinement of low-energy chiral modes [I. Martin, Y. M. Blanter, and A. F. Morpurgo, Phys. Rev. Lett. 100, 036804 (2008)]. Here we study the influence of trigonal warping on the properties of the interface-guided stats and find that in the vicinity of the band edges the group velocity and transverse confinement length exhibit a nonmonotonic dependence on the crystallographic orientation of the crystal with respect to the interface.

U2 - 10.1103/PhysRevB.92.165412

DO - 10.1103/PhysRevB.92.165412

M3 - Journal article

VL - 92

JO - Physical Review B: Condensed Matter and Materials Physics

JF - Physical Review B: Condensed Matter and Materials Physics

SN - 1098-0121

IS - 16

M1 - 165412

ER -