Development and challenges in perovskite scintillators for high-resolution imaging and timing applications

A Wibowo, MAK Sheikh, LJ Diguna… - Communications …, 2023 - nature.com
Inorganic scintillators play a major role in ionizing radiation detection due to their high
versatility to detect multiple radiation sources such as X-rays, gamma-rays, alpha, beta, and …

Free-electron–light interactions in nanophotonics

C Roques-Carmes, SE Kooi, Y Yang, N Rivera… - Applied Physics …, 2023 - pubs.aip.org
When im**ing on optical structures or passing in their vicinity, free electrons can
spontaneously emit electromagnetic radiation, a phenomenon generally known as …

Cavity-mediated electron-photon pairs

A Feist, G Huang, G Arend, Y Yang, JW Henke… - Science, 2022 - science.org
Quantum information, communication, and sensing rely on the generation and control of
quantum correlations in complementary degrees of freedom. Free electrons coupled to …

Fully forward mode training for optical neural networks

Z Xue, T Zhou, Z Xu, S Yu, Q Dai, L Fang - Nature, 2024 - nature.com
Optical computing promises to improve the speed and energy efficiency of machine learning
applications,,,,–. However, current approaches to efficiently train these models are limited by …

Photonic flatband resonances for free-electron radiation

Y Yang, C Roques-Carmes, SE Kooi, H Tang, J Beroz… - Nature, 2023 - nature.com
Flatbands have become a cornerstone of contemporary condensed-matter physics and
photonics. In electronics, flatbands entail comparable energy bandwidth and Coulomb …

Multispectral Large‐Panel X‐ray Imaging Enabled by Stacked Metal Halide Scintillators

P Ran, L Yang, T Jiang, X Xu, J Hui, Y Su… - Advanced …, 2022 - Wiley Online Library
Conventional energy‐integration black–white X‐ray imaging lacks the spectral information
of X‐ray photons. Although X‐ray spectra (energy) can be distinguished by the photon …

Efficient and ultrafast organic scintillators by hot exciton manipulation

X Du, S Zhao, L Wang, H Wu, F Ye, KH Xue, S Peng… - Nature …, 2024 - nature.com
Efficient and fast scintillators are in high demand in a variety of fields, such as medical
diagnostics, scientific instruments and high-energy physics. However, the trade-off between …

Band Alignment Engineering in ns2 Electrons Doped Metal Halide Perovskites

K Han, J Qiao, S Zhang, B Su, B Lou… - Laser & Photonics …, 2023 - Wiley Online Library
Luminescent metal halide perovskites (MHPs) open new avenues for highly efficient
radiation detection. To challenge the state‐of‐art technology, fundamental understanding of …

Highly Efficient Stable Luminescent Radical-Based X-ray Scintillator

JW Yuan, QC Peng, JC Fu, Q Yang… - Journal of the …, 2023 - ACS Publications
Stable luminescent radicals are open-shell emitters with unique doublet emission
characteristics. This feature makes stable luminescent radicals exhibit widespread …

Hybrid Eu(II)-bromide scintillators with efficient 5d-4f bandgap transition for X-ray imaging

K Han, J **, Y Wang, X Zhou, Y Sun, L Chen… - Light: Science & …, 2024 - nature.com
Luminescent metal halides are attracting growing attention as scintillators for X-ray imaging
in safety inspection, medical diagnosis, etc. Here we present brand-new hybrid Eu (II) …