Modulation of twisted bilayer CVD graphene interlayer resistivity by an order of magnitude based on in-situ annealing
Sign Up to like & getrecommendations! Published in 2019 at "Carbon"
DOI: 10.1016/j.carbon.2019.07.036
Abstract: Abstract Twisted bilayer graphene is of particular interest with unique experimental characteristics such as fractional quantum hall states, topological phase transition, and superconductivity being reported. In these characteristics, interlayer spacing and coupling play a crucial… read more here.
Keywords: interlayer; graphene; twisted bilayer; cvd graphene ... See more keywords
Properties and applications of new superlattice: twisted bilayer graphene
Sign Up to like & getrecommendations! Published in 2019 at "Materials Today Physics"
DOI: 10.1016/j.mtphys.2019.100099
Abstract: Abstract Two-dimensional (2D) materials have different physical and chemical properties from bulk materials. Single-layer 2D materials are stacked vertically similar to Lego blocks to form van der Waals heterostructures (VdWHs), and the properties of 2D… read more here.
Keywords: bilayer graphene; properties applications; graphene; twisted bilayer ... See more keywords
Singlet superconductivity enhanced by charge order in nested twisted bilayer graphene Fermi surfaces
Sign Up to like & getrecommendations! Published in 2018 at "Solid State Communications"
DOI: 10.1016/j.ssc.2018.07.013
Abstract: Abstract Using the continuum model for low energy non-interacting electronic structure of moire van der Waals heterostructures developed by Bistritzer and MacDonald [1], we study the competition between spin, charge, and superconducting order in twisted… read more here.
Keywords: charge order; bilayer graphene; order; charge ... See more keywords
Imaging Dual-Moiré Lattices in Twisted Bilayer Graphene Aligned on Hexagonal Boron Nitride Using Microwave Impedance Microscopy.
Sign Up to like & getrecommendations! Published in 2021 at "Nano letters"
DOI: 10.1021/acs.nanolett.1c00601
Abstract: Moiré superlattices (MSLs) formed in van der Waals materials have become a promising platform to realize novel two-dimensional electronic states. Angle-aligned trilayer structures can form two sets of MSLs which could potentially interfere. In this… read more here.
Keywords: bilayer graphene; microscopy; graphene aligned; twisted bilayer ... See more keywords
Emergence of Ferromagnetism Due to Spontaneous Symmetry Breaking in a Twisted Bilayer Graphene Nanoflex.
Sign Up to like & getrecommendations! Published in 2021 at "Nano letters"
DOI: 10.1021/acs.nanolett.1c01972
Abstract: Twisted bilayer graphene exhibits many intriguing behaviors ranging from superconductivity to the anomalous Hall effect to ferromagnetism at a magic angle of ∼1°. Here, using a first-principles approach, we reveal ferromagnetism in a twisted bilayer… read more here.
Keywords: bilayer graphene; graphene; symmetry; twisted bilayer ... See more keywords
Quantum Spin Hall Edge States and Interlayer Coupling in Twisted Bilayer WTe2.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.2c00432
Abstract: The quantum spin Hall (QSH) effect, characterized by topologically protected spin-polarized edge states, was recently demonstrated in monolayers of the transition metal dichalcogenide (TMD) WTe2. However, the robustness of this topological protection remains largely unexplored… read more here.
Keywords: quantum spin; spin hall; edge states; twisted bilayer ... See more keywords
Moiré-Induced Transport in CVD-Based Small-Angle Twisted Bilayer Graphene
Sign Up to like & getrecommendations! Published in 2022 at "Nano Letters"
DOI: 10.1021/acs.nanolett.2c01114
Abstract: To realize the applicative potential of 2D twistronic devices, scalable synthesis and assembly techniques need to meet stringent requirements in terms of interface cleanness and twist-angle homogeneity. Here, we show that small-angle twisted bilayer graphene… read more here.
Keywords: angle twisted; bilayer graphene; transport; twisted bilayer ... See more keywords
Uncovering Topological Edge States in Twisted Bilayer Graphene.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.2c01481
Abstract: Twisted bilayer graphene (t-BLG) has recently been introduced as a rich physical platform displaying flat electronic bands, strongly correlated states, and unconventional superconductivity. Studies have hinted at an unusual Z2 topology of the moiré Dirac… read more here.
Keywords: topology; bilayer graphene; edge states; twisted bilayer ... See more keywords
Atomic-Scale Confinement and Negative Refraction of Plasmons by Twisted Bilayer Graphene.
Sign Up to like & getrecommendations! Published in 2022 at "Nano letters"
DOI: 10.1021/acs.nanolett.2c03220
Abstract: Moiré superlattices provide in-plane quantum restriction for light-matter interactions in twisted bilayer graphene (tBLG), leading to the exotic photon-Moiré physics and potential applications for light manipulation. Recently, our experiment identified a highly confined slow surface… read more here.
Keywords: atomic scale; bilayer graphene; negative refraction; twisted bilayer ... See more keywords
Moiré Phonons in Twisted Bilayer MoS2.
Sign Up to like & getrecommendations! Published in 2018 at "ACS nano"
DOI: 10.1021/acsnano.8b05006
Abstract: The material choice, layer thickness, and twist angle widely enrich the family of van der Waals heterostructures (vdWHs), providing multiple degrees of freedom to engineer their optical and electronic properties. The moiré patterns in vdWHs… read more here.
Keywords: bilayer mos2; moir phonons; twisted bilayer; moir ... See more keywords
Interlayer Decoupling in 30° Twisted Bilayer Graphene Quasicrystal.
Sign Up to like & getrecommendations! Published in 2020 at "ACS nano"
DOI: 10.1021/acsnano.9b07091
Abstract: Stacking order has strong influence on the coupling between the two layers of twisted bilayer graphene (BLG), which in turn determines its physical properties. Here, we report the investigation of the interlayer coupling of the… read more here.
Keywords: bilayer graphene; graphene; twisted bilayer; interlayer coupling ... See more keywords