84 citations · 107 across the 17 of their papers we have counts for
17 papers
Long-Range Fermi-Polaron Blockade in Monolayer MoSe
Jonas Peterson, Shibalik Lahiri, Monique Tie +10
Strong optical nonlinearities at the few-photon level are a central goal for quantum photonics, yet they remain difficult to realize in solid-state systems. In doped two-dimensiona…
Pre-Patterned Superconducting Contacts for Clean Superconductor-Topological Material Interfaces Enabling Long-Range Josephson Coupling
Yong-Bin Choi, Chang-Won Choi, Luke Holtzman +8
Phase-coherent superconducting proximity in topological materials requires clean superconductor-topological material (SC-TM) interfaces, yet conventional top-contact fabrication of…
Observing unconventional superconductivity via kinetic inductance in Weyl semimetal MoTe
Mary Kreidel, Julian Ingham, Xuanjing Chu +10
Identifying the pairing symmetry of unconventional superconductors plays an essential role in the ongoing quest to understand correlated electronic matter. A long-standing approach…
Angle evolution of the superconducting phase diagram in twisted bilayer WSe2
Yinjie Guo, John Cenker, Ammon Fischer +13
Recent observations of superconductivity in twisted bilayer WSe have extended the family of moiré superconductors beyond twisted graphene. In WSe two different twist angles…
Ultrafast Charge-Doping via Photo-Thermionic Injection in van der Waals Devices
Yiliu Li, Esteban Rojas-Gatjens, Yinjie Guo +10
Van der Waals (vdW) heterostructures of two-dimensional (2D) materials have become a rich playground for the exploration of correlated quantum phases, and recent studies have begun…
Photoinduced Metal-to-Insulator Transitions in 2D Moiré Devices
Yiliu Li, Esteban Rojas-Gatjens, Yinjie Guo +10
Photoexcitation has been utilized to control quantum matter and to uncover metastable phases far from equilibrium. Among demonstrations to date, the most common is the photo-induce…
Robust Super-Moiré in Large Angle Single-Twist Bilayers
Yanxing Li, Chuqiao Shi, Fan Zhang +19
Forming long wavelength moiré superlattices (MSL) at small-angle twist van der Waals (vdW) bilayers has been a key approach to creating moiré flat bands. The small-angle twist, how…
Real-Space Imaging of the Band Topology of Transition Metal Dichalcogenides
Madisen Holbrook, Julian Ingham, Daniel Kaplan +11
The topological properties of Bloch bands are intimately tied to the structure of their electronic wavefunctions within the unit cell of a crystal. Here, we show that scanning tunn…
Optical Band Engineering of Monolayer WSe2 in a Scanning Tunneling Microscope
Xuehao Wu, Thomas P. Darlington, Madisen A. Holbrook +7
Intense electromagnetic fields can result in dramatic changes in the electronic properties of solids. These changes are commonly studied using optical probes of the modified electr…
Efficient light upconversion via resonant exciton-exciton annihilation of dark excitons in few-layer transition metal dichalcogenides
Yi-Hsun Chen, Ping-Yuan Lo, Kyle W. Boschen +15
In this work, we report a pronounced light upconversion in few-layer transition metal dichalcogenides. Our joint theory-experiment study attributes the upconversion photoluminescen…
Twisted nonlinear optics in monolayer van der Waals crystals
Tenzin Norden, Luis M. Martinez, Nehan Tarefder +13
In addition to a plethora of emergent phenomena, the spatial topology of optical vortices enables an array of applications spanning communications to quantum photonics. Nonlinear o…
Detecting Atomic Scale Surface Defects in STM of TMDs with Ensemble Deep Learning
Darian Smalley, Stephanie D. Lough, Luke Holtzman +6
Atomic-scale defect detection is shown in scanning tunneling microscopy images of single crystal WSe2 using an ensemble of U-Net-like convolutional neural networks. Standard deep l…
Highly tunable room-temperature plexcitons in monolayer WSe2 /gap-plasmon nanocavities
Thomas P. Darlington, Mahfujur Rahaman, Kevin W. C. Kwock +16
The advancement of quantum photonic technologies relies on the ability to precisely control the degrees of freedom of optically active states. Here, we realize real-time, room-temp…
Charge-transfer Contact to a High-Mobility Monolayer Semiconductor
Jordan Pack, Yinjie Guo, Ziyu Liu +10
Two-dimensional (2D) semiconductors, such as the transition metal dichalcogenides, have demonstrated tremendous promise for the development of highly tunable quantum devices. Reali…
Spontaneous Exciton Dissociation in Transition Metal Dichalcogenide Monolayers
Taketo Handa, Madisen A. Holbrook, Nicholas Olsen +8
Since the seminal work on MoS2 monolayers, photoexcitation in atomically-thin transition metal dichalcogenides (TMDCs) has been assumed to result in excitons with large binding ene…
Two-step flux synthesis of ultrapure transition metal dichalcogenides
Song Liu, Yang Liu, Luke Nemetz Holtzman +10
Here, we describe synthesis of TMD crystals using a two-step flux growth method that eliminates a major potential source of contamination. Detailed characterization of TMDs grown b…
P-type Ohmic contact to monolayer WSe2 field-effect transistors using high electron affinity amorphous MoO3
Yi-Hsun Chen, Kaijian Xing, Song Liu +10
1 School of Physics and Astronomy, Monash University, Clayton, Victoria 3800, Australia 2 Australian Research Council Centre of Excellence in Future Low-Energy Electronics Technolo…