Results 51 to 60 of about 48,181 (313)

Organic phosphorescent scintillation from copolymers by X-ray irradiation

Nature Communications, 2022
The authors achieved the X-ray-excited organic phosphorescent scintillation from copolymers through copolymerization of bromine-substituted chromophores and acrylic acid and demonstrated their potential application in X-ray radiography.
Nan Gan, Xin Zou, Mengyang Dong, Yanze Wang, Xiao Wang, Anqi Lv, Zhicheng Song, Yuanyuan Zhang, Wenqi Gong, Zhu Zhao, Ziyang Wang, Zixing Zhou, Huili Ma, Xiaowang Liu, Qiushui Chen, Huifang Shi, Huanghao Yang, Long Gu, Zhongfu An, Wei Huang   +19 more
doaj   +1 more source

Consolidate Overview of Ribonucleic Acid Molecular Dynamics: From Molecular Movements to Material Innovations

Advanced Engineering Materials, EarlyView.
Molecular dynamics simulations are advancing the study of ribonucleic acid (RNA) and RNA‐conjugated molecules. These developments include improvements in force fields, long‐timescale dynamics, and coarse‐grained models, addressing limitations and refining methods.
Kanchan Yadav, Iksoo Jang, Jong Bum Lee
wiley   +1 more source

Ultrastable and flexible glass−ceramic scintillation films with reduced light scattering for efficient X−ray imaging

npj Flexible Electronics
The thickness of the scintillation films in indirect X−ray detectors can significantly influence their luminescence intensity. However, due to the scattering and attenuation of incoherent photons, thick scintillation films tend to reduce light yield ...
Ruizi Li, Weiguo Zhu, Haoyang Wang, Yitong Jiao, Yuan Gao, Ruikun Gao, Riheng Wang, Hongxiao Chao, Aimin Yu, Xiaowang Liu   +9 more
doaj   +1 more source

Flexible Electronics toward Wearable Sensing [PDF]

Accounts of Chemical Research, 2019
Wearable sensors play a crucial role in realizing personalized medicine, as they can continuously collect data from the human body to capture meaningful health status changes in time for preventive intervention. However, motion artifacts and mechanical mismatches between conventional rigid electronic materials and soft skin often lead to substantial ...
Daisuke Kiriya, Hiroki Ota, Ali Javey, Ali Javey, Kuniharu Takei, Wei Gao   +5 more
openaire   +4 more sources

Beyond Order: Perspectives on Leveraging Machine Learning for Disordered Materials

Advanced Engineering Materials, EarlyView.
This article explores how machine learning (ML) revolutionizes the study and design of disordered materials by uncovering hidden patterns, predicting properties, and optimizing multiscale structures. It highlights key advancements, including generative models, graph neural networks, and hybrid ML‐physics methods, addressing challenges like data ...
Hamidreza Yazdani Sarvestani, Surabhi Nadigotti, Erfan Fatehi, Derek Aranguren van Egmond, Behnam Ashrafi   +4 more
wiley   +1 more source

Graphene–Catechol Dental Sealant: Antibacterial and Mechanical Evaluation

Advanced Engineering Materials, EarlyView.
This study presents dental sealants made with graphene and L‐DOPA‐modified graphene. L‐DOPA enhances graphene dispersion, improving sealant properties. The material shows antibacterial activity against S. mutans and L. casei, along with high strength and elasticity.
Renata Pereira, Flávio H. B. Aguiar, Rodrigo B. E. Lins, Maria C. A. J. Mainairdi, Bruna G. Silva, Marcela A. Ferretti, Klaus Rischka   +6 more
wiley   +1 more source

Microstructural Evolution and Mechanical Property Degradation of Sn0.5Ag0.7Cu5Bi Solder Joints with High Indium Alloying

Advanced Engineering Materials, EarlyView.
This study identifies 12 wt% indium (In) as the optimal composition for Sn0.5Ag0.7Cu5Bi solder joints, achieving 87% ductile fracture and 81% suppression of intermetallic compound (IMC) growth versus 4 wt% In. High‐In alloys (15–17 wt%) show abnormal IMC thickening due to thermal activation.
Liuwei Wang, Huidong Gu, Xiaojing Wang, Shanshan Cai, Saad Alshammari, Gaber A. M. Mersal, Yanlai Wang, Xulei Wu, Hanhui Lei, Juanna Ren, Mohamed M. Ibrahim, Terence X. Liu   +11 more
wiley   +1 more source

Microscale 3D Printed Pillars and Porous Polymeric Structures: Manufacturability and Micromechanics

Advanced Engineering Materials, EarlyView.
This work demonstrates how two‐photon polymerization enables the fabrication of microscale solid and porous structures from IP‐Q, IP‐S, and IP‐PDMS resins. Combining morphological and mechanical characterization, the study provides the first systematic insights into IP‐Q mechanics and reveals how processing parameters affect structure and stiffness ...
Aikaterini Isaakidou, Mahya Ganjian, Vahid Moosabeiki, Marius Alexander Leeflang, Mahdiyeh Nouri Goushki, Pouyan Esmailzadeh Boukany, Maria Wątroba, Alexander Groetsch, Jakob Schwiedrzik, Mohammad Javad Mirzaali, Iulian Apachitei, Lidy Elena Fratila‐Apachitei, Amir Abbas Zadpoor   +12 more
wiley   +1 more source

Multifunctional PN optoelectronic synapse and its smart integration towards augmented artificial visual system

npj Flexible Electronics
Mimicking and extending biological sensory memory processing functions and systems—that play significant roles in enhancing interconnections of the human-physical world—are highly preferable for the Internet of Things.
Qinghong Lin, Yangbin Zhu, Xin Hu, Jiayu Sun, Zhen Wang, Kejia You, Xuan Guo, Yue Wang, Deli Li, Liangxu Lin, Yi Zhao, Guangyu Wang, Yang Liu, Fushan Li, Wei Huang   +14 more
doaj   +1 more source

3D printed chitosan-based flexible electrode with antimicrobial properties for electrical stimulation therapy in wound healing

Supramolecular Materials
Enhanced bioelectrical stimulation near wound sites plays a crucial role in promoting the wound healing cascade, such as, supporting regular collagen deposition, proper extracellular matrix (ECM) remodeling.
Moses Kumi, Zishuo Hou, Yibo Zhang, Yutian Yang, Chang Han, Tengjiao Wang, Peng Li   +6 more
doaj   +1 more source