Dynamic exciton polaron in two-dimensional lead halide perovskites and implications for optoelectronic applications

W Tao, Y Zhang, H Zhu - Accounts of chemical research, 2022 - ACS Publications
Conspectus The past few years have witnessed an exciting revival of the research interest in
two-dimensional (2D) lead halide perovskites. The renaissance is strongly motivated by the …

Photophysics of 2D organic–inorganic hybrid lead halide perovskites: progress, debates, and challenges

Z Gan, Y Cheng, W Chen, KP Loh, B Jia… - Advanced …, 2021 - Wiley Online Library
Abstract 2D organic–inorganic hybrid Ruddlesden–Popper perovskites (RPPs) have
recently attracted increasing attention due to their excellent environmental stability, high …

Regulation of the luminescence mechanism of two-dimensional tin halide perovskites

T Zhang, C Zhou, X Feng, N Dong, H Chen… - Nature …, 2022 - nature.com
Abstract Two-dimensional (2D) Sn-based perovskites are a kind of non-toxic environment-
friendly luminescent material. However, the research on the luminescence mechanism of …

Exciton dissociation in 2D layered metal-halide perovskites

A Simbula, L Wu, F Pitzalis, R Pau, S Lai, F Liu… - Nature …, 2023 - nature.com
Layered 2D perovskites are making inroads as materials for photovoltaics and light emitting
diodes, but their photophysics is still lively debated. Although their large exciton binding …

Stochastic Charge-Transfer Excitons in 2D Metal-Halide Perovskites

KR Hansen, CE McClure, MA Parker, Z Xie… - ACS Energy …, 2024 - ACS Publications
The coupling between the polar lattice and the electronic system is a key ingredient
enabling the impressive properties of 2D and 3D metal-halide perovskites (MHPs). For …

Strongly luminescent Dion–Jacobson tin bromide perovskite microcrystals induced by molecular proton donors chloroform and dichloromethane

S Wang, J Popović, S Burazer… - Advanced functional …, 2021 - Wiley Online Library
Lead‐free 2D perovskites based on tin halide octahedron slabs with Dion–Jacobson (DJ)
phases have drawn attention due to their improved stability; still, reports on light‐emitting DJ …

Temperature dependence of excitonic and biexcitonic decay rates in colloidal nanoplatelets by time-gated photon correlation

E Benjamin, VJ Yallapragada, D Amgar… - The journal of …, 2020 - ACS Publications
Excitons in colloidal semiconductor nanoplatelets (NPLs) are weakly confined in the lateral
dimensions. This results in significantly smaller Auger rates and, consequently, larger …

Bimolecular Generation of Excitonic Luminescence from Dark Photoexcitations in Ruddlesden–Popper Hybrid Metal-Halide Perovskites

M Nuber, D Sandner, T Neumann… - The Journal of …, 2021 - ACS Publications
The nature of photoexcitations in Ruddlesden–Popper (RP) hybrid metal halide perovskites
is still under debate. While the high exciton binding energy in the hundreds of …

Boosting the performance of CsPbBr 3-based perovskite light-emitting diodes via constructing nanocomposite emissive layers

G Jin, D Zhang, P Pang, Z Ye, T Liu, G Xing… - Journal of Materials …, 2021 - pubs.rsc.org
Quasi-2D CsPbBr3 perovskites hold great potential as the promising emitters for perovskite
light-emitting diodes (PeLEDs) owing to their good film morphology, excellent thermal …

Photoexcitation Control of Excitation Relaxation in Mixed‐Phase Ruddlesden‐Popper Hybrid Organic‐Inorganic Lead‐Iodide Perovskites

A Stadlbauer, L Eyre, A Biewald, F Rauh… - Advanced Optical …, 2024 - Wiley Online Library
The electronic states and exciton binding energies of layered Ruddlesden‐Popper (RP)
metal‐halide perovskites can be tailored through changes of their chemical composition …