1.7k citations · 3.7k across the 29 of their papers we have counts for
31 papers
Nanoscale Mapping of Strain-engineered Excitons in Monolayer WSe
Anna S. Roche, Nicholas V. Proscia, Paul D. Cunningham +12
Excitons in monolayer transition metal dichalcogenides (TMDs) are highly sensitive to external stimuli, allowing control of resonance energies and lifetimes through electric and ma…
Crystallizing electrons with artificially patterned lattices
Trevor G. Stanfill, Daniel N. Shanks, Michael R. Koehler +6
Wigner crystals are typically confined to ultralow temperatures where thermal motion is frozen out. Moiré superlattices in twisted two-dimensional materials have extended their sta…
Roadmap: 2D Materials for Quantum Technologies
Qimin Yan, Tongcang Li, Xingyu Gao +29
Two-dimensional (2D) materials have emerged as a versatile and powerful platform for quantum technologies, offering atomic-scale control, strong quantum confinement, and seamless i…
Cryogenic Nano-Imaging of Excitons in a Monolayer Semiconductor
Anna Roche, Michael R. Koehler, David G. Mandrus +4
Excitons, Coulomb bound electron-hole pairs, dominate the optical response of two-dimensional semiconductors across near-infrared and visible frequencies due to their large binding…
Ultra-broadband bright light emission from a one-dimensional inorganic van der Waals material
Fateme Mahdikhany, Sean Driskill, Jeremy G. Philbrick +10
One-dimensional (1D) van der Waals materials have emerged as an intriguing playground to explore novel electronic and optical effects. We report on inorganic one-dimensional SbPS4…
Non-Hermitian dispersion sign reversal of radiative resonances in two dimensions
R. Binder, J. S. Schaibley, N. H. Kwong
In a recent publication [Wurdack et al., Nat. Comm. 14:1026 (2023)], it was shown that in microcavities containing atomically thin semiconductors non-Hermitian quantum mechanics ca…
Proximitization: Opportunities for Manipulating Correlations in Hybrid Organic / 2D Materials
Joohyung Park, Ayan N. Batyrkhanov, J. R. Schaibley +1
Van der Waals layered and 2D materials constitute an extraordinary playground for condensed matter physics, since the strong confinement of wavefunctions to two dimensions supports…
Impact of Boron doping to the tunneling magnetoresistance of Heusler alloy Co2FeAl
Ali Habiboglu, Yash Chandak, Pravin Khanal +7
Heusler alloys based magnetic tunnel junctions can potentially provide high magnetoresistance, small damping and fast switching. Here junctions with Co2FeAl as a ferromagnetic elec…
Single exciton trapping in an electrostatically defined 2D semiconductor quantum dot
Daniel N. Shanks, Fateme Mahdikhanysarvejahany, Michael R. Koehler +5
Interlayer excitons (IXs) in 2D semiconductors have long lifetimes and spin-valley coupled physics, with a long-standing goal of single exciton trapping for valleytronic applicatio…
Localized Interlayer Excitons in MoSe2-WSe2 Heterostructures without a Moiré Potential
Fateme Mahdikhanysarvejahany, Daniel N. Shanks, Mathew Klein +8
Trapped interlayer excitons (IXs) in MoSe2-WSe2 heterobilayers have generated interest for use as single quantum emitter arrays and as an opportunity to study moiré physics in tran…
Interlayer Exciton Diode and Transistor
Daniel N. Shanks, Fateme Mahdikhanysarvejahany, Trevor G. Stanfill +6
Controlling the flow of charge neutral interlayer exciton (IX) quasiparticles can potentially lead to low loss excitonic circuits. Here, we report unidirectional transport of IXs a…
Direct STM Measurements of R- and H-type Twisted MoSe2/WSe2 Heterostructures
Rachel Nieken, Anna Roche, Fateme Mahdikhanysarvejahany +6
When semiconducting transition metal dichalcogenides heterostructures are stacked the twist angle and lattice mismatch leads to a periodic moiré potential. As the angle between the…
Steady-state nonlinear optical response of excitons in monolayer MoSe
Muhed S. Rana, Joshua R. Hendrickson, Christopher E. Stevens +7
Monolayer transition metal dichalcogenide (TMD) semiconductors such as MoSe host strongly bound excitons which are known to exhibit a strong resonant third-order nonlinear resp…
Effect of intravalley and intervalley electron-hole exchange on the nonlinear optical response of monolayer MoSe
Nai-Hang Kwong, John R. Schaibley, Rolf Binder
The coherent third-order nonlinear response of monolayer transition-metal dichalcogenide (TMD) semiconductors, such as MoSe is dominated by the nonlinear exciton response, as w…
Marangoni Convection-Driven Laser Fountains and Waves on Free Surfaces of Liquids
Feng Lin, Aamir Nasir Quraishy, Tian Tong +18
It is well accepted that an outward Marangoni convection from a low surface tension region will make the surface depressed. Here, we report that this established perception is only…
Nanoscale trapping of interlayer excitons in a 2D semiconductor heterostructure
Daniel N. Shanks, Fateme Mahdikhanysarvejahany, Christine Muccianti +8
For quantum technologies based on single excitons and spins, the deterministic placement and control of a single exciton is a long-standing goal. MoSe2-WSe2 heterostructures host s…
Temperature dependent moiré trapping of interlayer excitons in MoSe2-WSe2 heterostructures
Fateme Mahdikhanysarvejahany, Daniel N. Meade, Christine Muccianti +12
MoSe2-WSe2 heterostructures host strongly bound interlayer excitons (IXs) which exhibit bright photoluminescence (PL) when the twist-angle is near 0° or 60°. Over the past several…
Monolayer Semiconductor Auger Detector
Colin M. Chow, Hongyi Yu, John R. Schaibley +9
Auger recombination in semiconductors is a many-body phenomenon in which recombination of electrons and holes is accompanied by excitation of other charge carriers. Being nonradiat…
2D Semiconductor Nonlinear Plasmonic Modulators
Matthew Klein, Bekele H. Badada, Rolf Binder +8
A plasmonic modulator is a device that controls the amplitude or phase of propagating plasmons. In a pure plasmonic modulator, the presence or absence of a pump plasmonic wave cont…
Interlayer Exciton Optoelectronics in a 2D Heterostructure p-n Junction
Jason S. Ross, Pasqual Rivera, John Schaibley +9
Semiconductor heterostructures are backbones for solid state based optoelectronic devices. Recent advances in assembly techniques for van der Waals heterostructures has enabled the…
Phonon-assisted oscillatory exciton dynamics in monolayer MoSe2
Colin M. Chow, Hongyi Yu, Aaron M. Jones +6
In monolayer semiconductor transition metal dichalcogenides, the exciton-phonon interaction is expected to strongly affect the photocarrier dynamics. Here, we report on an unusual…
Directional Interlayer Spin-Valley Transfer in Two-Dimensional Heterostructures
John R. Schaibley, Pasqual Rivera, Hongyi Yu +7
Van der Waals heterostructures formed by two different monolayer semiconductors have emerged as a promising platform for new optoelectronic and spin/valleytronic applications. In a…
Exciton Dynamics in Monolayer Transition Metal Dichalcogenides
Galan Moody, John Schaibley, Xiaodong Xu
Since the discovery of semiconducting monolayer transition metal dichalcogenides, a variety of experimental and theoretical studies have been carried out seeking to understand the…
Expansion of a Valley-Polarized Exciton Cloud in a 2D Heterostructure
Pasqual Rivera, Kyle L. Seyler, Hongyi Yu +5
Heterostructures comprising different monolayer semiconductors provide a new system for fundamental science and device technologies, such as in the emerging field of valleytronics.…