papers

Publications (11)

cond-mat.mtrl-sci2026

Revealing Strain and Disorder in Transition-Metal Dichalcogenides Using Hyperspectral Photoluminescence Imaging

Adam Alfrey, Cole Tait, Takashi Taniguchi +2

Hyperspectral photoluminescence (HSPL) imaging provides spatially resolved spectral information for monolayer transition-metal dichalcogenides (TMDs), enabling the detection of sub…

cond-mat.mes-hall2025

Magneto-Moiré Excitons in Twisted Bilayer CrSBr

Qiuyang Li, Anton Shubnic, Nishkarsh Agarwal +15

Moiré superlattices in van der Waals materials have revolutionized the study of electronic and excitonic systems by creating periodic electrostatic potentials. Extending this conc…

cond-mat.mtrl-sci2022

Imaging dynamic exciton interactions and coupling in transition metal dichalcogenides

Torben L. Purz, Eric W. Martin, William G. Holtzmann +6

Transition metal dichalcogenides (TMDs) are regarded as a possible materials platform for quantum information science and related device applications. In TMD monolayers, the dephas…

cond-mat.mes-hall2025

Twist Engineering of Anisotropic Excitonic and Optical Properties of a Two-Dimensional Magnetic Semiconductor

Qiuyang Li, Xiaohan Wan, Senlei Li +12

Two dimensional (2D) van der Waals (vdW) magnetic semiconductors are a new class of quantum materials for studying the emergent physics of excitons and spins in the 2D limit. Twist…

physics.optics2023

Magnetic Exciton-Polariton with Strongly Coupled Atomic and Photonic Anisotropies

Qiuyang Li, Xin Xie, Adam Alfrey +10

Anisotropy plays a key role in science and engineering. However, the interplay between the material and engineered photonic anisotropies has hardly been explored due to the vastly…

cond-mat.mes-hall2026

Inhomogeneous saturation of excitons in monolayer transition-metal dichalcogenides

Blake T. Hipsley, Adam Alfrey, Steven T. Cundiff

The paper studies how the apparent inhomogeneous broadening of exciton resonances in monolayer transition‑metal dichalcogenides changes with excitation fluence, using two‑dimension…

#excitons#transition-metal dichalcogenides#inhomogeneous broadening#saturation effects