Results 131 to 140 of about 383,210 (257)

Suppressed Stokes Shifts and Hot Luminescence from Quantum Dots within Plasmonic Nanocavities

Advanced Optical Materials, EarlyView.
This study demonstrates the suppression of the Stokes shift in lead sulfide quantum dots through integration with plasmonic nanocavities. By enhancing spontaneous emission and altering exciton relaxation pathways, this approach enables direct band‐edge emission with improved radiative efficiency, highlighting the powerful role of nanophotonic ...
Junyang Huang, Shu Hu, Adam Roach, Angus Crookes, Niclas S. Mueller, Junzhi Ye, Lukas A. Jakob, Yuling Xiong, Shijie Zhu, Akshay Rao, Angela Demetriadou, Liangfeng Sun, Jeremy J. Baumberg   +12 more
wiley   +1 more source

Research Progress on Atmospheric Turbulence Perception and Correction Based on Adaptive Optics and Deep Learning

Advanced Photonics Research, EarlyView.
This work presents a systematic review of atmospheric turbulence fundamentals, including theoretical formulations and adaptive optics‐based mitigation strategies. This includes an in‐depth examination of the devices, theories, and methodologies associated with traditional correction approaches.
Qinghui Liu, Yihang Di, Mengmeng Zhang, Zhenbo Ren, Jianglei Di, Jianlin Zhao   +5 more
wiley   +1 more source

Polarization Management on Anisotropic Thin‐Film Lithium Niobate Platform

Advanced Photonics Research, EarlyView.
This review focuses on x‐cut thin‐film lithium niobate (TFLN), exploring strategies to mitigate anisotropy and mode hybridization. It covers polarization beam splitters, rotators, splitter‐rotators, polarizers, and polarization‐insensitive components. Key applications include polarization‐division multiplexing, polarization‐insensitive modulation, and ...
Kaixuan Chen, Youxin Liu, Xinke Xing, Haohua Wang, Tian Gao, Weilong Ma, Fansu Zhao, Lingfeng Wu, Changjian Guo, Liu Liu   +9 more
wiley   +1 more source

Imaging Photonic Resonances within an All‐Dielectric Metasurface via Photoelectron Emission Microscopy

Advanced Photonics Research, EarlyView.
Photonic resonances within a dielectric metasurface are investigated using photoelectron emission microscopy (PEEM) and finite‐difference time‐domain simulations. An electron inelastic mean free path of 35 ± 10 nm is extracted from comparisons between microscopy and simulations.
Andrew R. Kim, Chloe F. Doiron, Fernando J. Vega, Jaeyeon Yu, Alex M. Boehm, Joseph P. Klesko, Igal Brener, Raktim Sarma, Alexander Cerjan, Taisuke Ohta   +9 more
wiley   +1 more source

Optical Wireless Communications with Metasurfaces: Current Status and Potential for Intelligent Communications

Advanced Photonics Research, EarlyView.
Optical wireless communications (OWCs) provide a promising alternative to spectrum‐congested microwave wireless communications. Recently, the use of metasurfaces with sub‐wavelength features for dynamic beam steering, beam manipulation, and spatial or optical‐angular‐momentum mode generation, conversion, and multiplexing in OWCs is proposed and ...
Ke Wang, Chengwei Fang, Md Osman Ali, Xiaojun Chen, Safa Alghadi, Shuo Li, Jiayuan He, Sithamparanathan Kandeepan   +7 more
wiley   +1 more source

Gram‐Scale Photocatalysis with a Stable and Recyclable Chromium(III) Photocatalyst in Acetonitrile and in Water

Advanced Synthesis &Catalysis, EarlyView.
Abstract The use of stable photosensitizers made on a multigram‐scale from cheap and available starting materials offers an extraordinary opportunity to translate small‐scale proof‐of‐concept photoreactions to widespread applications in non‐specialized laboratories, thereby promoting the implementation of light‐driven syntheses.
Steven Sittel, Julian Neuner, Jonas M. Grenz, Christoph Förster, Robert Naumann, Katja Heinze   +5 more
wiley   +1 more source

Continuous Flow Technology Enabling Photochemistry

Advanced Synthesis &Catalysis, Accepted Article.
The merger of continuous flow technology and modern photochemistry has enabled countless applications showcasing new opportunities for chemical synthesis demonstrating improvements in selectivity, safety, sustainability and scalability. This focused review aims to highlight a selection of recently published case studies from academic and industrial ...
Ruairi Crawford, Marcus Baumann
wiley   +1 more source

The multifactorial aquaculture‐related COVID‐19 shock in Benin, West Africa: A socio‐economic perspective of mitigating the disruptive impacts on the small‐scale and subsistence producers

Aquaculture, Fish and Fisheries, Volume 2, Issue 6, Page 507-521, December 2022., 2022
Graphical Abstract This study deals with a timely topic, COVID‐19, whose impacts on aquaculture have never been quantified in Benin. Direct discussions were held with aquaculture producers to understand how they are feeling the impact of the pandemic on their business.
Toundji Olivier Amoussou, Comlan Eugène Dessouassi, Dorothé Ngondjeb Yong, Siméon Mahougnon Fagnon, Luc Houngbe, Vinsoun Millogo, Ibrahim Imorou Toko, Emmanuel A. Frimpong   +7 more
wiley   +1 more source

Titania–Graphene Hybrids for Photocatalytic Applications: Exploring Relations between Hansen Solubility Parameters and Liquid‐Phase Pollutant Adsorption

Advanced Sustainable Systems, EarlyView.
Hansen solubility parameters are related with the adsorption behavior of pollutants on titania nanoparticles, enabling a comprehensive look into their interaction with particle surfaces. Abstract Pollutant degradation via titania photocatalysts holds significant potential.
Osama Anwar, Ahmed K. Al‐Kamal, Mohaned Hammad, Xiaofeng Xie, Jing Sun, Hartmut Wiggers, Doris Segets   +6 more
wiley   +1 more source

Facile Functionalization of Separator with an Amino Acid to Boost Li–S Battery Performance

Advanced Sustainable Systems, EarlyView.
This study introduces a viable bio‐approach to functionalize conventional separators using leucine‐polyacrylic acid (Leu‐PAA) via the simple soaking method. This strategy synergistically improves polysulfide trapping, regulates lithium‐ion flux, and enhances thermal and mechanical stability, leading to excellent cycling stability.
Lulu Ren, Ying Guo, Justin Zhong, Chunhua Ying, Jin Liu, Wei‐Hong Zhong   +5 more
wiley   +1 more source