233 citations · 1.6k across the 169 of their papers we have counts for
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Nanosecond nanothermometry in an electron microscope
Florian Castioni, Yves Auad, Jean-Denis Blazit +8
Thermal transport in nanostructures plays a critical role in modern technologies. As devices shrink, techniques that can measure thermal properties at nanometer and nanosecond scal…
Emission and Coherent Control of Levitons in Graphene
A. Assouline, L. Pugliese, H. Chakraborti +10
Flying qubits encode quantum information in propagating modes instead of stationary discrete states. Although photonic flying qubits are available, the weak interaction between pho…
Real-space study of zero-field correlation in tetralayer rhombohedral graphene
Yufeng Liu, Zonglin Li, Shudan Jiang +19
Rhombohedral graphene (RG) has emerged as a promising platform for exploring exotic quantum phenomena, such as quantum magnetism, unconventional superconductivity, and fractional q…
A quantized anomalous Hall effect above 4.2 K in stacked topological insulator/magnet bilayers
Rakshit Jain, Matthew Roddy, Vishakha Gupta +9
Quantized anomalous Hall effects (QAHEs) occur in remarkable electronic states which possess not only quantized Hall signals but in some cases regions of dissipationless electron t…
Quantized Landau-level crossing checkerboard in large-angle twisted graphene
Baojuan Dong, Kai Zhao, Kenji Watanabe +6
When charge transport occurs under conditions like topological protection or ballistic motion, the conductance of low-dimensional systems often exhibits quantized values in units o…
Magnetoresistance oscillations in vertical junctions of 2D antiferromagnetic semiconductor CrPS
Pengyuan Shi, Xiaoyu Wang, Lihao Zhang +13
Magnetoresistance (MR) oscillations serve as a hallmark of intrinsic quantum behavior, traditionally observed only in conducting systems. Here we report the discovery of MR oscilla…
Systematic characterization of nanoscale -BN quantum sensor spots created by helium-ion microscopy
Hao Gu, Moeta Tsukamoto, Yuki Nakamura +8
The nanosized boron vacancy () defect spot in hexagonal boron nitride (-BN) is promising for a local magnetic field quantum sensor. One of its advantages is that…
Correlated topological flat bands in rhombohedral graphite
Hongyun Zhang, Qian Li, Michael G. Scheer +22
Flat bands and nontrivial topological physics are two important topics of condensed matter physics. With a unique stacking configuration analogous to the Su-Schrieffer-Heeger (SSH)…
High-Speed Graphene-based Sub-Terahertz Receivers enabling Wireless Communications for 6G and Beyond
Karuppasamy Pandian Soundarapandian, Sebastián Castilla, Stefan M. Koepfli +12
In recent years, the telecommunications field has experienced an unparalleled proliferation of wireless data traffic. Innovative solutions are imperative to circumvent the inherent…
Highly tunable moiré superlattice potentials in twisted hexagonal boron nitrides
Kwanghee Han, Minhyun Cho, Taehyung Kim +8
Moiré superlattice of twisted hexagonal boron nitride (hBN) has emerged as an advanced atomically thin van der Waals interfacial ferroelectricity platform. Nanoscale periodic ferro…
Graphene calorimetric single-photon detector
Bevin Huang, Ethan G. Arnault, Woochan Jung +8
Single photon detectors (SPDs) are essential technology in quantum science, quantum network, biology, and advanced imaging. To detect the small quantum of energy carried in a photo…
Imaging the Sub-Moiré Potential Landscape using an Atomic Single Electron Transistor
Dahlia R. Klein, Uri Zondiner, Amit Keren +10
Electrons in solids owe their properties to the periodic potential landscapes they experience. The advent of moiré lattices has revolutionized our ability to engineer such landscap…
Tunneling current-controlled spin states in few-layer van der Waals magnets
ZhuangEn Fu, Piumi I. Samarawickrama, John Ackerman +12
Effective control of magnetic phases in two-dimensional magnets would constitute crucial progress in spintronics, holding great potential for future computing technologies. Here, w…
Microsphere-assisted generation of localized optical emitters in 2D hexagonal boron nitride
Xiliang Yang, Dong Hoon Shin, Kenji Watanabe +3
Crystal defects in hexagonal boron nitride (hBN) are emerging as versatile nanoscale optical probes with a wide application profile, spanning the fields of nanophotonics, biosensin…
Optical memory in a MoSe/Clinochlore device
Alessandra Ames, Frederico B. Sousa, Gabriel A. D. Souza +10
Two-dimensional heterostructures have been crucial in advancing optoelectronic devices utilizing van der Waals materials. Semiconducting transition metal dichalcogenide monolayers,…
Gapped Dirac materials and quantum valley currents in dual-gated hBN/bilayer-graphene heterostructures
Takuya Iwasaki, Yoshifumi Morita, Kenji Watanabe +1
In gapped Dirac materials, the topological current associated with each valley can flow in opposite directions creating long-range charge-neutral valley currents. We report valley…
Bilayer Excitons in the Laughlin Fractional Quantum Hall State
Ron Q. Nguyen, Naiyuan J. Zhang, Navketan Khurana-Batra +6
The Laughlin state embodies a universal class of fractional quantum Hall effects arising in two-dimensional electron systems subjected to strong perpendicular magnetic fields. Conv…
Gating monolayer and bilayer graphene with a two-dimensional semiconductor
Randy Sterbentz, Bogyeom Kim, Anayeli Flores-Garibay +5
Metals are commonly used as electrostatic gates in devices due to their abundant charge carrier densities that are necessary for efficient charging and discharging. A semiconductin…
Imaging the diffusive-to-ballistic crossover of magnetotransport in graphene
Zachary J. Krebs, Wyatt A. Behn, Keenan J. Smith +6
Scanning tunneling potentiometry (STP) is used to probe the local, current-induced electrochemical potential of carriers in graphene near circular electrostatic barriers in an out-…
Electrical Spectroscopy of Polaritonic Nanoresonators
Sebastián Castilla, Hitesh Agarwal, Ioannis Vangelidis +13
One of the most captivating properties of polaritons is their capacity to confine light at the nanoscale. This confinement is even more extreme in two-dimensional (2D) materials. 2…
Simultaneously enhancing brightness and purity of WSe single photon emitter using high-aspect-ratio nanopillar array on metal
Mayank Chhaperwal, Himanshu Madhukar Tongale, Patrick Hays +4
Monolayer semiconductor transferred on nanopillar arrays provides site-controlled, on-chip single photon emission, which is a scalable light source platform for quantum technologie…
Excitonic signatures of ferroelectric order in parallel-stacked MoS
Swarup Deb, Johannes Krause, Paulo E. Faria Junior +6
Interfacial ferroelectricity, prevalent in various parallel-stacked layered materials, allows switching of out-of-plane ferroelectric order by in-plane sliding of adjacent layers.…
Benchmarking the integration of hexagonal boron nitride crystals and thin films into graphene-based van der Waals heterostructures
Taoufiq Ouaj, Christophe Arnold, Jon Azpeitia +25
We present a benchmarking protocol that combines the characterization of boron nitride (BN) crystals and films with the evaluation of the electronic properties of graphene on these…
Increasing the proximity induced spin-orbit coupling in bilayer graphene/WSe heterostructures with pressure
Bálint Szentpéteri, Albin Márffy, Máté Kedves +8
Combining graphene with transition metal dichalcogenides (TMDs) leads to enhanced spin-orbit coupling (SOC) in the graphene. The induced SOC has a large effect on the low-energy pa…