Emerging exciton physics in transition metal dichalcogenide heterobilayers
Atomically thin transition metal dichalcogenides (TMDs) are 2D semiconductors with tightly
bound excitons and correspondingly strong light–matter interactions. Owing to the weak van …
bound excitons and correspondingly strong light–matter interactions. Owing to the weak van …
Excitons in semiconductor moiré superlattices
Semiconductor moiré superlattices represent a rapidly developing area of engineered
photonic materials and a new platform to explore correlated electron states and quantum …
photonic materials and a new platform to explore correlated electron states and quantum …
Angle-resolved photoemission studies of quantum materials
The physics of quantum materials is dictated by many-body interactions and mathematical
concepts such as symmetry and topology that have transformed our understanding of matter …
concepts such as symmetry and topology that have transformed our understanding of matter …
Colloquium: Nonthermal pathways to ultrafast control in quantum materials
Recent progress in utilizing ultrafast light-matter interaction to control the macroscopic
properties of quantum materials is reviewed. Particular emphasis is placed on photoinduced …
properties of quantum materials is reviewed. Particular emphasis is placed on photoinduced …
Formation of moiré interlayer excitons in space and time
D Schmitt, JP Bange, W Bennecke, AA AlMutairi… - Nature, 2022 - nature.com
Moiré superlattices in atomically thin van der Waals heterostructures hold great promise for
extended control of electronic and valleytronic lifetimes,,,,,–, the confinement of excitons in …
extended control of electronic and valleytronic lifetimes,,,,,–, the confinement of excitons in …
Structure of the moiré exciton captured by imaging its electron and hole
Abstract Interlayer excitons (ILXs)—electron–hole pairs bound across two atomically thin
layered semiconductors—have emerged as attractive platforms to study exciton …
layered semiconductors—have emerged as attractive platforms to study exciton …
Time-resolved ARPES studies of quantum materials
Angle-resolved photoemission spectroscopy (ARPES), with its exceptional sensitivity to both
the binding energy and the momentum of valence electrons in solids, provides unparalleled …
the binding energy and the momentum of valence electrons in solids, provides unparalleled …
[HTML][HTML] Design of coherent wideband radiation process in a Nd3+-doped high entropy glass system
L Zhang, J Zhang, X Wang, M Tao, G Dai… - Light: Science & …, 2022 - nature.com
We discover that the spatially coherent radiation within a certain frequency range can be
obtained without a common nonlinear optical process. Conventionally, the emission spectra …
obtained without a common nonlinear optical process. Conventionally, the emission spectra …
[HTML][HTML] Dark exciton anti-funneling in atomically thin semiconductors
Transport of charge carriers is at the heart of current nanoelectronics. In conventional
materials, electronic transport can be controlled by applying electric fields. Atomically thin …
materials, electronic transport can be controlled by applying electric fields. Atomically thin …
Inhibited nonradiative decay at all exciton densities in monolayer semiconductors
Most optoelectronic devices operate at high photocarrier densities, where all
semiconductors suffer from enhanced nonradiative recombination. Nonradiative processes …
semiconductors suffer from enhanced nonradiative recombination. Nonradiative processes …