307 citations · 1.6k across the 22 of their papers we have counts for
22 papers
Probing and Tuning Strain-localized Exciton Emission in 2D Material Bubbles at Room Temperature
Junze Zhou, John Thomas, Thomas P. Darlington +4
Excitons in 2D material bubbles-nanoscale deformations in atomically thin materials, typically exhibiting a dome-like shape-are confined by the strain effect, exhibiting extraordin…
Probing Plexciton Emission from 2D Materials on Gold Nanotrenches
Junze Zhou, P. A. D. Gonçalves, Fabrizio Riminucci +5
Probing strongly coupled quasiparticle excitations at their intrinsic length scales offers unique insights into their properties and facilitates the design of devices with novel fu…
A substitutional quantum defect in WS discovered by high-throughput computational screening and fabricated by site-selective STM manipulation
John C. Thomas, Wei Chen, Yihuang Xiong +21
Point defects in two-dimensional materials are of key interest for quantum information science. However, the space of possible defects is immense, making the identification of high…
Direct visualization of the charge transfer in Graphene/-RuCl heterostructure
Antonio Rossi, Riccardo Dettori, Cameron Johnson +13
We investigate the electronic properties of a graphene and -ruthenium trichloride (hereafter RuCl) heterostructure, using a combination of experimental and theoretical techn…
Phason-mediated interlayer exciton diffusion in WS2/WSe2 moiré heterostructure
Antonio Rossi, Jonas Zipfel, Indrajit Maity +13
Moiré potentials in two-dimensional materials have been proven to be of fundamental importance to fully understand the electronic structure of van der Waals heterostructures, from…
Graphene-driven correlated electronic states in one dimensional defects within WS
Antonio Rossi, John C. Thomas, Johannes T. Küchle +19
Tomonaga-Luttinger liquid (TLL) behavior in one-dimensional systems has been predicted and shown to occur at semiconductor-to-metal transitions within two-dimensional materials. Re…
Fabrication of Nanostructured GaAs/AlGaAs Waveguide for Low-Density Polariton Condensation from a Bound State in the Continuum
F. Riminucci, V. Ardizzone, L. Francaviglia +13
Exciton-polaritons are hybrid light-matter states that arise from strong coupling between an exciton resonance and a photonic cavity mode. As bosonic excitations, they can undergo…
Autonomous Investigations over WS and Au{111} with Scanning Probe Microscopy
John C. Thomas, Antonio Rossi, Darian Smalley +14
Individual atomic defects in 2D materials impact their macroscopic functionality. Correlating the interplay is challenging, however, intelligent hyperspectral scanning tunneling sp…
Imaging gate-tunable Tomonaga-Luttinger liquids in 1H-MoSe mirror twin boundaries
Tiancong Zhu, Wei Ruan, Yan-Qi Wang +15
One-dimensional electron systems (1DESs) exhibit properties that are fundamentally different from higher-dimensional systems. For example, electron-electron interactions in 1DESs h…
Localization and reduction of superconducting quantum coherent circuit losses
M. Virginia P. Altoé, Archan Banerjee, Cassidy Berk +16
Quantum sensing and computation can be realized with superconducting microwave circuits. Qubits are engineered quantum systems of capacitors and inductors with non-linear Josephson…
Vibronic response of a spin-1/2 state from a carbon impurity in two-dimensional WS
Katherine A. Cochrane, Jun-Ho Lee, Christoph Kastl +9
We demonstrate the creation of a spin-1/2 state via the atomically controlled generation of magnetic carbon radical ions (CRIs) in synthetic two-dimensional transition metal dichal…
Ultra-high-resolution imaging of moiré lattices and superstructures using scanning microwave impedance microscopy under ambient conditions
Kyunghoon Lee, M. Iqbal Bakti Utama, Salman Kahn +13
Two-dimensional heterostructures with layers of slightly different lattice vectors exhibit a new periodic structure known as moire lattices. Moire lattice formation provides a powe…
How Substitutional Point Defects in Two-Dimensional WS Induce Charge Localization, Spin-Orbit Splitting, and Strain
Bruno Schuler, Jun-Ho Lee, Christoph Kastl +13
Control of impurity concentrations in semiconducting materials is essential to device technology. Because of their intrinsic confinement, the properties of two-dimensional semicond…
Planar Aperiodic Arrays as Metasurfaces for Optical Near-Field Patterning
Mario Miscuglio, Nicholas J. Borys, Davide Spirito +5
Plasmonic metasurfaces have spawned the field of flat optics using nanostructured planar metallic or dielectric surfaces that can replace bulky optical elements and enhance the cap…
Long-Range Exciton Diffusion in Two-Dimensional Assemblies of Cesium Lead Bromide Perovskite Nanocrystals
Erika Penzo, Anna Loiudice, Edward S. Barnard +11
Förster Resonant Energy Transfer (FRET)-mediated exciton diffusion through artificial nanoscale building block assemblies could be used as a new optoelectronic design element to tr…
Visualization of the flat electronic band in twisted bilayer graphene near the magic angle twist
M. Iqbal Bakti Utama, Roland J. Koch, Kyunghoon Lee +15
Bilayer graphene was theorized to host a moire miniband with flat dispersion if the layers are stacked at specific twist angles known as the magic angles. Recently, such twisted bi…
Electrically driven photon emission from individual atomic defects in monolayer WS2
Bruno Schuler, Katherine A. Cochrane, Christoph Kastl +7
Optical quantum emitters are a key component of quantum devices for metrology and information processing. In particular, atomic defects in 2D materials can operate as optical quant…
Resonant and Bound States of Charged Defects in Two-Dimensional Semiconductors
Martik Aghajanian, Bruno Schuler, Katherine A. Cochrane +6
A detailed understanding of charged defects in two-dimensional semiconductors is needed for the development of ultrathin electronic devices. Here, we study negatively charged accep…
Identifying substitutional oxygen as a prolific point defect in monolayer transition metal dichalcogenides with experiment and theory
Sara Barja, Sivan Refaely-Abramson, Bruno Schuler +17
Chalcogen vacancies are considered to be the most abundant point defects in two-dimensional (2D) transition-metal dichalcogenide (TMD) semiconductors, and predicted to result in de…
Large spin-orbit splitting of deep in-gap defect states of engineered sulfur vacancies in monolayer WS2
Bruno Schuler, Diana Y. Qiu, Sivan Refaely-Abramson +10
Structural defects in 2D materials offer an effective way to engineer new material functionalities beyond conventional doping in semiconductors. Specifically, deep in-gap defect st…
Observation of charge density wave order in 1D mirror twin boundaries of single-layer MoSe2
Sara Barja, Sebastian Wickenburg, Zhen-Fei Liu +13
Properties of two-dimensional transition metal dichalcogenides are highly sensitive to the presence of defects in the crystal structure. A detailed understanding of defect structur…
Raman signal-enhancement and broadening with graphene-coated diamond-shape nano-antennas
Charilaos Paraskevaidis, Tevye Kuykendall, Mauro Melli +6
We used broad-band diamond-shape antennas, whose bandwidth could cover the frequency range between the pump laser and the scattered modes, in conjunction with uniformly deposited g…