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

Physics

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https://doi.org/10.1103/PhysRevB.92.165412
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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/Magazine › Journal article › peer-review

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",

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

JF - Physical review B

SN - 1098-0121

IS - 16

M1 - 165412

ER -

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