Search Results - "Fal’ko, Vladimir I."
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Resonantly hybridized excitons in moiré superlattices in van der Waals heterostructures
Published in Nature (London) (01-03-2019)“…Atomically thin layers of two-dimensional materials can be assembled in vertical stacks that are held together by relatively weak van der Waals forces,…”
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2
Atomic reconstruction in twisted bilayers of transition metal dichalcogenides
Published in Nature nanotechnology (01-07-2020)“…Van der Waals heterostructures form a unique class of layered artificial solids in which physical properties can be manipulated through controlled composition,…”
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3
Landau-level degeneracy and quantum Hall effect in a graphite bilayer
Published in Physical review letters (03-03-2006)“…We derive an effective two-dimensional Hamiltonian to describe the low-energy electronic excitations of a graphite bilayer, which correspond to chiral…”
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4
Ballistic miniband conduction in a graphene superlattice
Published in Science (American Association for the Advancement of Science) (30-09-2016)“…Rational design of long-period artificial lattices yields effects unavailable in simple solids. The moiré pattern in highly aligned graphene/hexagonal boron…”
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5
Broken mirror symmetry in excitonic response of reconstructed domains in twisted MoSe2/MoSe2 bilayers
Published in Nature nanotechnology (01-09-2020)“…Van der Waals heterostructures obtained via stacking and twisting have been used to create moiré superlattices 1 , enabling new optical and electronic…”
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6
High electron mobility, quantum Hall effect and anomalous optical response in atomically thin InSe
Published in Nature nanotechnology (01-03-2017)“…Encapsulated few-layer InSe exhibits a remarkably high electronic quality, which is promising for the development of ultrathin-body high-mobility…”
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7
Weak-localization magnetoresistance and valley symmetry in graphene
Published in Physical review letters (06-10-2006)“…Because of the chiral nature of electrons in a monolayer of graphite (graphene) one can expect weak antilocalization and a positive weak-field…”
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8
Adsorbate-limited conductivity of graphene
Published in Physical review letters (07-11-2008)“…We present a theory of electronic transport in graphene in the presence of randomly placed adsorbates. Our analysis predicts a marked asymmetry of the…”
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9
Spin-valley relaxation and quantum transport regimes in two-dimensional transition-metal dichalcogenides
Published in Physical review. B, Condensed matter and materials physics (22-12-2014)“…Quantum transport and spintronics regimes are studied in p- and n-doped atomic layers of hexagonal transition-metal dichalcogenides (TMDCs), subject to the…”
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10
Charge transfer between epitaxial graphene and silicon carbide
Published in Applied physics letters (13-09-2010)“…We analyze doping of graphene grown on SiC in two models which differ by the source of charge transferred to graphene, namely, from SiC surface and from bulk…”
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11
Moiré superlattice effects in graphene/boron-nitride van der Waals heterostructures
Published in Annalen der Physik (01-06-2015)“…Van der Waals heterostructures of graphene and hexagonal boron nitride feature a moiré superlattice for graphene's Dirac electrons. Here, we review the effects…”
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Composite super-moiré lattices in double-aligned graphene heterostructures
Published in Science advances (01-12-2019)“…When two-dimensional (2D) atomic crystals are brought into close proximity to form a van der Waals heterostructure, neighbouring crystals may influence each…”
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13
Random resistor network model of minimal conductivity in graphene
Published in Physical review letters (26-10-2007)“…Transport in undoped graphene is related to percolating current patterns in the networks of n- and p-type regions reflecting the strong bipolar charge density…”
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14
Flat Bands for Electrons in Rhombohedral Graphene Multilayers with a Twin Boundary
Published in Advanced materials interfaces (01-03-2023)“…Topologically protected flat surface bands make thin films of rhombohedral graphite an appealing platform for searching for strongly correlated states of 2D…”
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15
Infrared absorption by graphene-hBN heterostructures
Published in New journal of physics (06-12-2013)“…We propose a theory of optical absorption in monolayer graphene-hexagonal boron nitride (hBN) heterostructures. In highly oriented heterostructures, the hBN…”
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16
Role of electronic excitations in magneto-Raman spectra of graphene
Published in New journal of physics (16-10-2012)“…We investigate the signature of the low-energy electronic excitations in the Raman spectrum of monolayer and bilayer graphenes. The dominant contribution to…”
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17
Electronic properties and the quantum Hall effect in bilayer graphene
Published in Philosophical transactions of the Royal Society of London. Series A: Mathematical, physical, and engineering sciences (28-01-2008)“…points in the band structure. The consequences of this gap on the QHE are then described. Also, the magneto-absorption spectrum is investigated and an…”
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18
Anisotropy of spin splitting and spin relaxation in lateral quantum dots
Published in Physical review letters (12-08-2005)“…Inelastic spin relaxation and spin splitting epsilon(s) in lateral quantum dots are studied in the regime of strong in-plane magnetic field. Because of both…”
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Mixed-Stacking Few-Layer Graphene as an Elemental Weak Ferroelectric Material
Published in Nano letters (24-05-2023)“…Ferroelectricity ( Valasek, J. Phys. Rev. 1921, 17, 475 ), a spontaneous formation of electric polarization, is a solid state phenomenon, usually, associated…”
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High-Sensitivity Photodetectors Based on Multilayer GaTe Flakes
Published in ACS nano (28-01-2014)“…Optoelectronic devices based on layered materials such as graphene have resulted in significant interest due to their unique properties and potential…”
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