8.4k citations · 19.5k across the 24 of their papers we have counts for
24 papers
Magic-Angle Multilayer Graphene: A Robust Family of Moiré Superconductors
Jeong Min Park, Yuan Cao, Liqiao Xia +4
The discovery of correlated states and superconductivity in magic-angle twisted bilayer graphene (MATBG) has established moiré quantum matter as a new platform to explore interacti…
Fractional Chern insulators in magic-angle twisted bilayer graphene
Yonglong Xie, Andrew T. Pierce, Jeong Min Park +12
Fractional Chern insulators (FCIs) are lattice analogues of fractional quantum Hall states that may provide a new avenue toward manipulating non-abelian excitations. Early theoreti…
Large Pauli Limit Violation and Reentrant Superconductivity in Magic-Angle Twisted Trilayer Graphene
Yuan Cao, Jeong Min Park, Kenji Watanabe +2
Moiré quantum matter has emerged as a novel materials platform where correlated and topological phases can be explored with unprecedented control. Among them, magic-angle systems c…
Unconventional sequence of correlated Chern insulators in magic-angle twisted bilayer graphene
Andrew T. Pierce, Yonglong Xie, Jeong Min Park +11
The interplay between strong electron-electron interactions and band topology can lead to novel electronic states that spontaneously break symmetries. The discovery of flat bands i…
Tunable Phase Boundaries and Ultra-Strong Coupling Superconductivity in Mirror Symmetric Magic-Angle Trilayer Graphene
Jeong Min Park, Yuan Cao, Kenji Watanabe +2
Moiré superlattices have recently emerged as a novel platform where correlated physics and superconductivity can be studied with unprecedented tunability. Although correlated effec…
Highly Tunable Junctions and Nonlocal Josephson Effect in Magic Angle Graphene Tunneling Devices
Daniel Rodan-Legrain, Yuan Cao, Jeong Min Park +5
Magic-angle twisted bilayer graphene (MATBG) has recently emerged as a highly tunable two-dimensional (2D) material platform exhibiting a wide range of phases, such as metal, insul…
Entropic evidence for a Pomeranchuk effect in magic angle graphene
Asaf Rozen, Jeong Min Park, Uri Zondiner +9
In the 1950's, Pomeranchuk predicted that, counterintuitively, liquid 3He may solidify upon heating, due to a high excess spin entropy in the solid phase. Here, using both local an…
Flavour Hund's Coupling, Correlated Chern Gaps, and Diffusivity in Moiré Flat Bands
Jeong Min Park, Yuan Cao, Kenji Watanabe +2
Interaction-driven spontaneous symmetry breaking lies at the heart of many quantum phases of matter. In moiré systems, broken spin/valley 'flavour' symmetry in flat bands underlies…
Nematicity and Competing Orders in Superconducting Magic-Angle Graphene
Yuan Cao, Daniel Rodan-Legrain, Jeong Min Park +6
Strongly interacting electrons in solid-state systems often display tendency towards multiple broken symmetries in the ground state. The complex interplay between different order p…
Cascade of Phase Transitions and Dirac Revivals in Magic Angle Graphene
Uri Zondiner, Asaf Rozen, Daniel Rodan-Legrain +10
Twisted bilayer graphene near the magic angle exhibits remarkably rich electron correlation physics, displaying insulating, magnetic, and superconducting phases. Here, using measur…
Collective excitations in twisted bilayer graphene close to the magic angle
Niels C. H. Hesp, Iacopo Torre, Daniel Rodan-Legrain +14
The electronic properties of twisted bilayer graphene (TBG) can be dramatically different from those of a single graphene layer, in particular when the two layers are rotated relat…
Universal transfer and stacking technique of van der Waals heterostructures for spintronics
Yuan Cao, Xinhe Wang, Xiaoyang Lin +5
The key to achieving high-quality van der Waals heterostructure devices made from various two-dimensional (2D) materials lies in the control over clean and flexible interfaces. How…
Mapping the twist angle and unconventional Landau levels in magic angle graphene
Aviram Uri, Sameer Grover, Yuan Cao +10
The emergence of flat electronic bands and of the recently discovered strongly correlated and superconducting phases in twisted bilayer graphene crucially depends on the interlayer…
Deep-Learning-Enabled Fast Optical Identification and Characterization of Two-Dimensional Materials
Bingnan Han, Yuxuan Lin, Yafang Yang +22
Advanced microscopy and/or spectroscopy tools play indispensable role in nanoscience and nanotechnology research, as it provides rich information about the growth mechanism, chemic…
Electric Field Tunable Correlated States and Magnetic Phase Transitions in Twisted Bilayer-Bilayer Graphene
Yuan Cao, Daniel Rodan-Legrain, Oriol Rubies-Bigorda +4
The recent discovery of correlated insulator states and superconductivity in magic-angle twisted bilayer graphene has paved the way to the experimental investigation of electronic…
Electronic Compressibility of Magic-Angle Graphene Superlattices
S. L. Tomarken, Y. Cao, A. Demir +4
We report the first electronic compressibility measurements of magic-angle twisted bilayer graphene. The evolution of the compressibility with carrier density offers insights into…
Strange metal in magic-angle graphene with near Planckian dissipation
Yuan Cao, Debanjan Chowdhury, Daniel Rodan-Legrain +5
Recent experiments on magic-angle twisted bilayer graphene have discovered correlated insulating behavior and superconductivity at a fractional filling of an isolated narrow band.…
Giant intrinsic photoresponse in pristine graphene
Qiong Ma, Chun Hung Lui, Justin C. W. Song +14
When the Fermi level matches the Dirac point in graphene, the reduced charge screening can dramatically enhance electron-electron (e-e) scattering to produce a strongly interacting…
Electrically Tunable Low Density Superconductivity in a Monolayer Topological Insulator
Valla Fatemi, Sanfeng Wu, Yuan Cao +6
The capability to switch electrically between superconducting and insulating states of matter represents a novel paradigm in the state-of-the-art engineering of correlated electron…
Nearly Flat Chern Bands in Moiré Superlattices
Ya-Hui Zhang, Dan Mao, Yuan Cao +2
Topology and electron interactions are two central themes in modern condensed matter physics. Here we propose graphene based systems where both the band topology and interaction ef…
Intelligent Identification of Two-Dimensional Structure by Machine-Learning Optical Microscopy
Xiaoyang Lin, Zhizhong Si, Wenzhi Fu +9
Two-dimensional (2D) materials and their heterostructures, with wafer-scale synthesis methods and fascinating properties, have attracted numerous interest and triggered revolutions…
Magic-angle graphene superlattices: a new platform for unconventional superconductivity
Yuan Cao, Valla Fatemi, Shiang Fang +4
The understanding of strongly-correlated materials, and in particular unconventional superconductors, has puzzled physicists for decades. Such difficulties have stimulated new rese…
Correlated Insulator Behaviour at Half-Filling in Magic Angle Graphene Superlattices
Yuan Cao, Valla Fatemi, Ahmet Demir +9
Van der Waals (vdW) heterostructures are an emergent class of metamaterials comprised of vertically stacked two-dimensional (2D) building blocks, which provide us with a vast tool…
Superlattice-induced insulating states and valley-protected orbits in twisted bilayer graphene
Y. Cao, J. Y. Luo, V. Fatemi +6
Twisted bilayer graphene (TwBLG) is one of the simplest van der Waals heterostructures, yet it yields a complex electronic system with intricate interplay between moiré physics and…