Parametric nonlinear optics with layered materials and related heterostructures

O Dogadov, C Trovatello, B Yao… - Laser & Photonics …, 2022 - Wiley Online Library
Nonlinear optics is of crucial importance in several fields of science and technology with
applications in frequency conversion, entangled‐photon generation, self‐referencing of …

The interaction of 2D materials with circularly polarized light

R Rong, Y Liu, X Nie, W Zhang, Z Zhang… - Advanced …, 2023 - Wiley Online Library
Abstract 2D materials (2DMs), due to spin‐valley locking degree of freedom, exhibit strongly
bound exciton and chiral optical selection rules and become promising material candidates …

Floquet engineering of strongly driven excitons in monolayer tungsten disulfide

Y Kobayashi, C Heide, AC Johnson, V Tiwari, F Liu… - Nature Physics, 2023 - nature.com
Interactions of quantum materials with strong laser fields can induce exotic non-equilibrium
electronic states,,,,–. Monolayer transition metal dichalcogenides, a new class of direct-gap …

Disentangling many-body effects in the coherent optical response of 2D semiconductors

C Trovatello, F Katsch, Q Li, X Zhu, A Knorr… - Nano Letters, 2022 - ACS Publications
In single-layer (1L) transition metal dichalcogenides, the reduced Coulomb screening
results in strongly bound excitons which dominate the linear and the nonlinear optical …

Fundamental Distinction of Electromagnetically Induced Transparency and Autler–Townes Splitting in Breaking the Time‐Reversal Symmetry

H Wu, Y Ruan, Z Li, MX Dong, M Cai… - Laser & Photonics …, 2022 - Wiley Online Library
Despite the essential difference in underlying physics, electromagnetically induced
transparency (EIT) and Autler–Townes splitting (ATS) are difficult to be discriminated …

Observation of Floquet states and their dephasing in colloidal nanoplatelets driven by visible pulses

Y Li, Y Yang, Y Liu, J Zhu, K Wu - Nature Photonics, 2024 - nature.com
Coherent interaction between light and matter generates photon-dressed replicas of the
original electronic levels (that is, Floquet states). This opens up a so-called field of Floquet …

Hot Carrier Cooling and Trapping in Atomically Thin WS2 Probed by Three-Pulse Femtosecond Spectroscopy

T Wang, TR Hopper, N Mondal, S Liu, C Yao… - ACS …, 2023 - ACS Publications
Transition metal dichalcogenides (TMDs) have shown outstanding semiconducting
properties which make them promising materials for next-generation optoelectronic and …

Effect of high-dose N-acetylcysteine on exacerbations and lung function in patients with mild-to-moderate COPD: a double-blind, parallel group, multicentre …

Y Zhou, F Wu, Z Shi, J Cao, J Tian, W Yao, L Wei… - Nature …, 2024 - nature.com
Evidence for the treatment of patients with mild-to-moderate chronic obstructive pulmonary
disease (COPD) is limited. The efficacy of N-acetylcysteine (an antioxidant and mucolytic …

Excitonic Bloch–Siegert shift in CsPbI3 perovskite quantum dots

Y Li, Y Han, W Liang, B Zhang, Y Li, Y Liu… - Nature …, 2022 - nature.com
Coherent interaction between matter and light field induces both optical Stark effect and
Bloch–Siegert shift. Observing the latter has been historically challenging, because it is …

Room-temperature anomalous coherent excitonic optical Stark effect in metal halide perovskite quantum dots

M Shrivastava, F Krieg, D Mandal, AK Poonia… - Nano …, 2022 - ACS Publications
Nonresonant optical driving of confined semiconductors can open up exciting opportunities
for experimentally realizing strongly interacting photon-dressed (Floquet) states through the …