Neuromorphic computing based on halide perovskites

M Vasilopoulou, AR Mohd Yusoff, Y Chai… - Nature …, 2023 - nature.com
Neuromorphic computing requires electronic systems that can perform massively parallel
computational tasks with low energy consumption. Such systems have traditionally been …

Direct observation of photoinduced carrier blocking in mixed-dimensional 2D/3D perovskites and the origin

D Yu, F Cao, J Liao, B Wang, C Su, G Xing - Nature Communications, 2022 - nature.com
Abstract Mixed-dimensional 2D/3D halide perovskite solar cells promise high stability but
practically deliver poor power conversion efficiency, and the 2D HP component has been …

Operando dynamics of trapped carriers in perovskite solar cells observed via infrared optical activation spectroscopy

J Pan, Z Chen, T Zhang, B Hu, H Ning, Z Meng… - Nature …, 2023 - nature.com
Conventional spectroscopies are not sufficiently selective to comprehensively understand
the behaviour of trapped carriers in perovskite solar cells, particularly under their working …

Reducing limitations of aggregation‐induced photocarrier trapping for photovoltaic stability via tailoring intermolecular electron–phonon coupling in highly efficient …

KN Zhang, XY Du, ZH Chen, T Wang… - Advanced Energy …, 2022 - Wiley Online Library
The kinetic aggregation of nonfullerene acceptors under nonequilibrium conditions can
induce electron–phonon interaction roll‐off and electronic band structure transition, which …

Hot Electron Dynamics in MoS2/Pt Van Der Waals Electrode Interface for Self‐Powered Hot Electron Photodetection

C Hong, SG Jang, YJ Yu, JH Kim - Advanced Materials …, 2023 - Wiley Online Library
Hot electron photodetection provides a powerful platform for photosensing beyond the
bandgap of a semiconductor. High‐performing hot electron photodetection has been …

Versatile optical manipulation of trions, dark excitons and biexcitons through contrasting exciton-photon coupling

Z Li, XY Zhang, R Ma, T Fu, Y Zeng, C Hu… - Light: Science & …, 2023 - nature.com
Various exciton species in transition metal dichalcogenides (TMDs), such as neutral
excitons, trions (charged excitons), dark excitons, and biexcitons, have been individually …

Hole Localization in Bulk and 2D Lead-Halide Perovskites Studied by Time-Resolved Infrared Spectroscopy

D Sandner, K Sun, A Stadlbauer… - Journal of the …, 2024 - ACS Publications
Scattering and localization dynamics of charge carriers in the soft lattice of lead-halide
perovskites impact polaron formation and recombination, which are key mechanisms of …

Enhancing Optoelectronic Performance of All-Inorganic Double Perovskites via Halogen Doping: Synergistic Screening Strategies and Multiscale Simulations

X Fu, ZY Zhao, S Guo, ZA Nan, L Meng… - Journal of Chemical …, 2024 - ACS Publications
Designing all-inorganic double perovskites through element mixing is a promising strategy
to enhance their optoelectronic performance and structural stability. The complex interplay …

Self‐Powered and Highly Efficient Ion‐Diffused MAPbBr3 Perovskite Single Crystal‐Based UV–Vis Photodiode

A Perveen, Y Xu, SM Abubakar, P Sellan… - Advanced Optical …, 2024 - Wiley Online Library
The perovskite single crystals (PSC) produced by solution‐processed metallic ions doping
have a thick p–n junction (greater than 10 µm). Meanwhile, to achieve high responsivity, the …

Nanoscale photoexcited carrier dynamics in perovskites

S Berweger, F Zhang, BW Larson… - The Journal of …, 2022 - ACS Publications
The optoelectronic properties of lead halide perovskite thin films can be tuned through
compositional variations and strain, but the associated nanocrystalline structure makes it …