Results 181 to 190 of about 2,495,630 (266)

Tailoring Piezoelectric Nanogenerators and Microdevices for Cellular Excitation: Impact of Size and Morphology

Advanced Science, EarlyView.
Piezoelectric microdevices, composed of ZnO nanosheets acting as nanogenerators and grown on silicon microparticles, are designed and fabricated to deliver precise electrical cell stimulation. This study optimizes nanosheet growth and microparticle size to enhance electrical cell activation performance while minimizing cellular internalization.
Laura Lefaix, Marc Navarro, Carme Nogués, Andreu Blanquer, Gonzalo Murillo   +4 more
wiley   +1 more source

Steady relativistic fluid jets [PDF]

Monthly Notices of the Royal Astronomical Society, 1987
openaire   +2 more sources

Rapid Blood Clot Removal via Remote Delamination and Magnetization of Clot Debris

Advanced Science, EarlyView.
A programmable colloidal microswarm is developed to quickly detach blood clots and enable rapid recanalization, with the detached debris functioning as a magnetic “debris‐robot” that can be efficiently propelled and retrieved via catheter suction, which could significantly save time compared to the critical “Golden 6 hours” window for ischemic stroke ...
Qinglong Wang, Ben Wang, Kai Fung Chan, Xin Song, Qianqian Wang, Fengtong Ji, Lin Su, Bonaventure Yiu Ming Ip, Ho Ko, Philip Wai Yan Chiu, Thomas Wai Hong Leung, Li Zhang   +11 more
wiley   +1 more source

Chronic, Battery‐Free, Fully Implantable Multimodal Spinal Cord Stimulator for Pain Modulation in Small Animal Models

Advanced Science, EarlyView.
This work introduces wireless‐powered fully implantable spinal cord stimulation (SCS) in freely moving animal models, supporting diverse ethological paradigms. kHz stimulation with real‐time digital programming offers versatile, dynamically optimized therapy. Scalable fabrication ensures high N studies and seamless translation.
Allie J. Widman, Taron Bashar, Alex Burton, David Marshall Clausen, Prashant Gupta, Drew K. Wolf, Jakayla Folarin‐Hines, Maria Payne, John A Rogers, Kathleen W. Meacham, Robert W. Gereau, Philipp Gutruf   +11 more
wiley   +1 more source

Multi‐Shank 1024 Channels Active SiNAPS Probe for Large Multi‐Regional Topographical Electrophysiological Mapping of Neural Dynamics

Advanced Science, EarlyView.
This research article introduces a novel CMOS neural probe with 1024 channels distributed across eight shanks. The SiNAPS probe allows for the simultaneous recording of both local field potentials and action potentials in large brain areas. The probe's design allows for detailed mapping and linking neural dynamics and population unit activity, as ...
Gian Nicola Angotzi, Mihály Vöröslakos, Nikolas Perentos, Joao Filipe Ribeiro, Matteo Vincenzi, Fabio Boi, Aziliz Lecomte, Gabor Orban, Andreas Genewsky, Gerrit Schwesig, Deren Aykan, György Buzsáki, Anton Sirota, Luca Berdondini   +13 more
wiley   +1 more source

Electroactive Electrospun Nanofibrous Scaffolds: Innovative Approaches for Improved Skin Wound Healing

Advanced Science, EarlyView.
This review explores the potential of electroactive electrospun nanofibrous (EEN) scaffolds for enhanced skin wound healing. It discusses how a variety of electroactive materials can be prepared into EEN scaffolds via electrospinning technology, and their applications in various wound types. The review provides insights into the future perspectives for
Yang Zhang, Zhiyuan Zheng, Shilu Zhu, Liang Xu, Qingdong Zhang, Jie Gao, Min Ye, Shuwei Shen, Jinyu Xing, Ming Wu, Ronald X. Xu   +10 more
wiley   +1 more source

Resilient and Flexible Electrohydrodynamics Pumps for Human–Machine Interfaces

Advanced Science, EarlyView.
This study introduces resilient and flexible electrohydrodynamic (EHD) pumps designed to enhance human–machine interfaces. These pumps are both quiet and compact, featuring a unique electrode configuration that overcomes the typical limitations associated with dielectric breakdowns and subsequent permanent failures.
Yu Kuwajima, Amr Marzuq, Soraya Segawa, Yuya Yamaguchi, Yuhei Yamada, Takafumi Morita, Katrene Morozov, Haruto Iwasaki, Sota Suzuki, Hiroyuki Nabae, Vito Cacucciolo, Naoki Hosoya, Yasuaki Kakehi, Shingo Maeda   +13 more
wiley   +1 more source

Construction of a Biomimetic Tubular Scaffold Inspired by Sea Sponge Structure: Sponge‐Like Framework and Cell Guidance

Advanced Science, EarlyView.
Inspired by the structure of sea sponges, a unique method involving microfluidic coaxial spinning and in situ polymerization is designed. Biomimetic tubular scaffolds ae fabricated. Composed of specific materials such as oxidized bacterial cellulose, bacterial cellulose and polydopamine, these scaffolds have excellent mechanical stability and ...
Si Meng, Nihuan Wu, Jie Fang, Yidan Yu, Xin Tang, Yihan Wang, Xiaokang Deng, Cheng Qi, Tiantian Kong, Tengda Ding, Zhou Liu   +10 more
wiley   +1 more source

Biological Reinforced Concrete for Cartilage Repair With 3D Printing

Advanced Science, EarlyView.
Inspired by concrete rebar structures in engineering, the concept of biological reinforced concrete uses 3D‐printed ultrafine fiber networks (UFNs) as biodegradable “biorebars”， hybrid biohydrogels as “biocement”， and stem cells as “bioactive aggregates” to fabricate biomimetic cartilage.
Yuewei Chen, Tao Fu, Zhongfei Zou, Yanming Liu, Jianguo Zhu, Binhong Teng, Ke Yao, Haibin Li, Jiachun Li, Zhijian Xie, Yong He   +10 more
wiley   +1 more source

Bioinspired Mechanisms and Actuation of Soft Robotic Crawlers

Advanced Science, EarlyView.
Researchers have been developing soft materials and robotic crawlers inspired by soft‐bodied animals to mimic effective crawling in complex environments. This review explores the state‐of‐the‐art in soft crawlers, highlighting the interaction between materials, crawling mechanisms, actuation, and applications. The review concludes by providing insights
Min Pan, Miaomiao Liu, Jiayi Lei, Yunyi Wang, Changhong Linghu, Chris Bowen, K. Jimmy Hsia   +6 more
wiley   +1 more source