Results 121 to 130 of about 351,889 (302)

Autonomous Reconfigurable Modular Conductive Hydrogels for Adaptive and Degradable Bioelectronic Interfaces

open access: yesAdvanced Materials Technologies, EarlyView.
Bridging rigid electrodes with soft, irregular tissues demands more than conductivity alone. Modular conductive hydrogels autonomously reconfigure into conformal electrode‐tissue interfaces, coupling mixed ionic‐electronic conduction with tissue‐like mechanics, self‐healing, and degradability.
Matthew K. Burgess   +4 more
wiley   +1 more source

Analysis and evaluation of mechanical performance of reinforced sandwich structures: X-CorTM and K-CorTM [PDF]

open access: yes, 2005
X-CorTM and K-CorTM are foam based lightweight structural cores reinforced with ZFiber ® rods oriented in a truss pattern. They can generate sandwich structures which possess strength- and stiffness-to-weight ratios such to compete with aerospace grade
Marasco, Andrea I.
core   +2 more sources

Low‐Outgassing Liquid Metal–Silicone Composites for Multifunctional Space Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Integrating liquid metal microdroplets into a space‐grade silicone creates a multifunctional composite while preserving its inherent flexibility and low‐outgassing behavior. The composite has 11×$\times$ higher thermal conductivity while remaining thermally stable and maintaining a total mass loss of ≤$\le$ 1% under thermal vacuum testing.
Spencer Pak   +5 more
wiley   +1 more source

Full Field Strain Analysis of Aircraft Sandwich Structures

open access: yes, 2008
A study of the application of two full field optical strain analysis techniques to aircraft standard carbon fibrecomposites is carried out. The goal of the work is to assess the feasibility of using the techniques on full scaletests of secondary sandwich
Crump, D.A., Dulieu-Barton, J.M.
core   +1 more source

Coherent Absorption Reveals Colors Hidden in a Grey Fabry–Pérot Cavity

open access: yesAdvanced Optical Materials, EarlyView.
A dielectric thin film shows colors depending on its thickness; this effect can be used to encode information normally accessible through single‐beam spectroscopy. We developed a method to conceal this kind of information, based on coating the dielectric with a matched conductor, that suppresses the color‐bearing thin‐film resonances.
Giuseppe E. Lio   +10 more
wiley   +1 more source

Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley   +1 more source

Sandwich panels in shipbuilding [PDF]

open access: yes, 2006
In this paper a short historical outline of laser technique development and its application to welding sandwich panels, is presented. Laser-welded sandwich panels of different geometry, today introduced in industrial scale, were described. Prefabrication
Metschkow, B.
core  

Behaviour of composite timber sandwich panels subjected to bending and shear

open access: yes, 2021
Composite sandwich panels are manufactured by gluing plywood skins to either bamboo rings to produce Bamboo Core Sandwich (BCS) panels or peeler core rings to produce Peeler Core Sandwich (PCS) panels.
Gilbert, BP   +5 more
core  

Stiffness‐Programmable Origami Robots With Tendon‐Driven Actuation via Multimaterial 3D Printing

open access: yesAdvanced Robotics Research, EarlyView.
Motion diversity is achieved in a tendon‐driven origami robot through programmable stiffness rather than modified actuation. Multimaterial 3D printing embeds soft creases, modular inserts redirect identical tendon inputs into distinct behaviors, and variable‐stiffness inserts enable real‐time switching.
Elisha Lerner, Jianguo Zhao
wiley   +1 more source

Experimental and numerical investigation of multi-layered honeycomb sandwich composites for impact mechanics applications

open access: yesResults in Engineering
This project aims to investigate the design of a multi-layered sandwich composite and its performance under impact loading conditions. An experimental and numerical assessment was performed to conclude the effect of increasing the layers of sandwich ...
A. Al Ali   +3 more
doaj   +1 more source

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