Coherent phenomena and dynamics of lead halide perovskite nanocrystals for quantum information technologies

J Zhu, Y Li, X Lin, Y Han, K Wu - Nature Materials, 2024 - nature.com
Solution-processed colloidal nanocrystals of lead halide perovskites have been intensively
investigated in recent years in the context of optoelectronic devices, during which time their …

A spectroscopic overview of the differences between the absorbing states and the emitting states in semiconductor perovskite nanocrystals

A Ghosh, DP Strandell, P Kambhampati - Nanoscale, 2023 - pubs.rsc.org
Semiconductor perovskites have been under intense investigation for their promise in
optoelectronic applications and their novel and unique physical properties. There have been …

Exciton Fine Structure in 2D Perovskites: The Out‐of‐Plane Excitonic State

K Posmyk, M Dyksik, A Surrente… - Advanced Optical …, 2024 - Wiley Online Library
Abstract 2D Ruddlesden‐Popper metal‐halide perovskites feature particularly strong
excitonic effects, making them a fascinating playground for studying exciton physics. A …

Visualization and quantum control of light-accelerated condensates by terahertz multi-dimensional coherent spectroscopy

M Mootz, L Luo, J Wang, E Perakis - Communications Physics, 2022 - nature.com
Characterizing and controlling high-order correlation of quantum systems is key for
developing quantum devices and switching technologies. Although conventional static and …

Thermally Stable Red‐Emitting Mixed Halide Perovskite Nanocrystals Enabled by Solid Reaction and Co‐Doping Process

S Tian, X Zhou, C Bi, X Sun, M Zhang… - Advanced Optical …, 2022 - Wiley Online Library
Rapid performance degradation as temperature increases for metal halide perovskite
nanocrystals (NCs) greatly restricts the practical application for lighting and display. This …

Long-lived exciton coherence in mixed-halide perovskite crystals

S Grisard, AV Trifonov, IA Solovev, DR Yakovlev… - Nano Letters, 2023 - ACS Publications
Compositional engineering of the optical properties of hybrid organic–inorganic lead halide
perovskites is crucial for the realization of efficient solar cells and light-emitting devices. We …

Giant superbunching emission from mesoscopic perovskite emitter clusters

G Qiang, H Cai, A Rasmita, R He… - Advanced Optical …, 2024 - Wiley Online Library
Photon superbunching, as a crucial resource for photonic quantum technologies, is
investigated in several systems. This phenomenon can be induced by both coherent …

Size-dependent hot carrier dynamics in perovskite nanocrystals revealed by two-dimensional electronic spectroscopy

B Yu, L Chen, Z Qu, C Zhang, Z Qin… - The Journal of …, 2020 - ACS Publications
The lifetimes of hot carriers have been predicted to be prolonged in small nanocrystals with
an inter-level spacing larger than phonon energy. Nevertheless, whether such a phonon …

Rashba exciton in a 2D perovskite quantum dot

MW Swift, JL Lyons, AL Efros, PC Sercel - Nanoscale, 2021 - pubs.rsc.org
The Rashba effect has been proposed to give rise to a bright exciton ground state in halide
perovskite nanocrystals (NCs), resulting in very fast radiative recombination at room …

Enhanced Exciton Quantum Coherence in Single CsPbBr3 Perovskite Quantum Dots using Femtosecond Two-Photon Near-Field Scanning Optical Microscopy

F Ricci, V Marougail, O Varnavski, Y Wu… - ACS …, 2021 - ACS Publications
Cesium-halide perovskite quantum dots (QDs) have gained tremendous interest as quantum
emitters in quantum information processing applications due to their optical and …