Results 61 to 70 of about 1,933,803 (169)

Freestanding Hierarchical‐Porous BCZT Thin Films Enable Efficient Ultrasonic Energy Harvesting in Soft Tissue

open access: yesAdvanced Science, EarlyView.
Freestanding hierarchical‐porous BCZT thin films integrate a compliant porous surface with a dense piezoceramic backbone to balance mechanical reliability, voltage sensitivity, and acoustic coupling. The films enable stable wearable pulse‐wave monitoring and enhanced tissue‐coupled ultrasonic energy harvesting, offering a promising route toward soft ...
Zifan Li   +14 more
wiley   +1 more source

Experimental and Rapid Calculation Method on the Dynamic Response of Stiffened Plates with Arc-Shaped Supports Under Underwater Near-Field Non-Contact Explosion

open access: yesJournal of Marine Science and Engineering
To evaluate the protective capacity of stiffened plates with arc-shaped supports (SPASs) under underwater near-field non-contact explosion (UNFNCE), a series of experiments were designed and conducted to investigate the dynamic responses of SPASs under ...
Xiongwen Jiang   +4 more
doaj   +1 more source

Medium access control, error control and routing in underwater acoustic networks: a discussion on protocol design and implementation [PDF]

open access: yes, 2013
The journey of underwater communication which began from Leonardo’s era took four and a half centuries to find practical applications for military purposes during World War II.
Azad, Md. Saiful
core  

Programmable Sequential 4D Actuation in Multistable Kirigami Metamaterials

open access: yesAdvanced Science, EarlyView.
This study presents a modular kirigami metamaterial framework enabling programmable multistability and sequential 4D actuation. By coupling geometry‐controlled multistability with material‐dependent recovery kinetics, spatiotemporal deformation can be precisely programmed.
Eui‐Hyun Kim   +3 more
wiley   +1 more source

Experimental and numerical study on damage behavior of air-backed steel-concrete-steel composite panels subjected to underwater contact explosion

open access: yes
The damage behavior and explosion resistance of air-backed steel-concrete-steel (SCS) composite panels subjected to underwater contact explosions were investigated experimentally and numerically.
Zong, Z, Chen, Z, Li, J, Yan, Y, Wu, C
core   +1 more source

Adaptive Conductive Systems: Enabling Deformable Electronics Through Engineered Materials, Circuits, and Intelligent Systems

open access: yesAdvanced Science, EarlyView.
This review presents the research advances of adaptive conductive systems from the perspective of materials, circuits, systems, and applications. Deformable conductors consist of substrates/matrices and conductive materials, structural design of circuit interconnections, fabrication of circuit interconnections, as well as intelligent systems ...
Yufei Lu   +7 more
wiley   +1 more source

Multiscale Design of Anion Exchange Membrane‐Based Seawater Electrolysis for Sustainable Hydrogen Production

open access: yesAdvanced Energy Materials, EarlyView.
Direct seawater electrolysis using anion exchange membranes is emerging as a promising route for sustainable hydrogen production. This review summarizes multiscale design strategies from seawater chemistry and OER–ClER selectivity to catalysts, membranes, MEAs, cells, stacks, and system integration, providing a roadmap toward selective, durable, and ...
Chiho Kim   +7 more
wiley   +1 more source

Underwater shock and bubble pulse responses of a rectangular plate subjected to underwater explosion

open access: yes, 2017
In recent years, the primary concern in naval engineering and offshore structure research is predicting how submerged structures are damaged by underwater explosion (UNDEX).
Hsu, Ching-Yu;Teng, Tso-Liang;Liang, Cho-Chung;Nguyen, Hai-Anh;Shih, Chien-Jong
core  

A Two‐Stage Characterization Pipeline and Open‐Source Framework for Reproducible Tactile Sensing

open access: yesAdvanced Intelligent Systems, EarlyView.
The same soft tactile sensor returns different numbers when embodied in different robots. This is an Embodiment Gap that no shared framework currently captures transparently. A two‐stage characterization pipeline, paired with a FAIR open‐source digital datasheet, decouples intrinsic sensor behavior from embodiment effects and condenses cross‐laboratory
Matteo Lo Preti   +6 more
wiley   +1 more source

Experimental Research on the Dynamic Response of Floating Structures with Coatings Subjected to Underwater Explosion

open access: yesShock and Vibration, 2014
This paper presents an experimental investigation into the dynamic response of three free floating stiffened metal boxes with protective coatings subjected to underwater explosion (UNDEX).
Feng Xiao   +4 more
doaj   +1 more source

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