Results 101 to 110 of about 156,572 (295)

Design Strategies and Emerging Applications of High‐Performance Flexible Piezoresistive Pressure Sensors

open access: yesAdvanced Functional Materials, EarlyView.
Flexible piezoresistive pressure sensors underpin wearable and soft electronics. This review links sensing physics, including contact resistance modulation, quantum tunneling and percolation, to unified materials/structure design. We highlight composite and graded architectures, interfacial/porous engineering, and microstructured 3D conductive networks
Feng Luo   +2 more
wiley   +1 more source

Structural sensitivity analysis: Methods, applications, and needs [PDF]

open access: yes, 1984
Some innovative techniques applicable to sensitivity analysis of discretized structural systems are reviewed. These techniques include a finite-difference step-size selection algorithm, a method for derivatives of iterative solutions, a Green's function ...
Adelman, H. M.   +3 more
core   +1 more source

Cyclic Olefin Copolymers as Versatile Materials for Advanced Engineering Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cyclic olefin copolymers (COCs) are presented as highly versatile materials combining tunable synthesis, excellent optical properties, and mechanical robustness. Their potential spans microfluidics, bioengineering, and advanced electronics, while emerging self‐healing and sustainable solutions highlight future opportunities.
Giulia Fredi   +3 more
wiley   +1 more source

Research of the Calculation Method of the Gear Time-varying Mesh Stiffness based on FEM

open access: yesJixie chuandong, 2019
At present,the formula for calculating time-varying meshing stiffness of gears is often simplified according to the ISO experimental values. This method cannot accurately reflect the comprehensive characteristics of the meshing stiffness of different ...
Zhang Bobo   +5 more
doaj  

Texoskeletons: Developing the Fundamental Technologies for Creating Intelligent Soft Robotic Clothing With Integrated 1D Sensors and Actuators

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Traditional wearable exoskeletons rely on rigid structures, which limit comfort, flexibility, and everyday usability. This work introduces the fundamental technologies to create the first soft, lightweight, intelligent textile‐based exoskeletons (Texoskeletons) built using 1D sensors and actuators.
Amy Lukomiak   +19 more
wiley   +1 more source

MESHING STIFFNESS AND DYNAMIC ANALYSIS OF GEAR TOOTH SPALLS FAULT BASED ON IMAGE PROCESSING

open access: yesJixie qiangdu, 2022
Tooth surface spalls fault is the irregularly shaped partial pits on the gear surface. In the calculation of gear mesh stiffness. Common method is to simplify the tooth surface spalls to a specific regular shape for research, which has great limitations.
LIU WenZheng   +3 more
doaj  

Improving the Rotational Stiffness of Compact Aerostatic Guideway by Micro-Structures Optimization

open access: yesIEEE Access, 2019
To meet the requirement for the exact computation of rotational stiffness, this paper puts forward a mesh adaptation based analysis method for a compact multi-throttle aerostatic guideway and its constituent micro-structure.
Zhong-Pu Wen   +4 more
doaj   +1 more source

Fluid-structure interactions of anisotropic thin composite materials for application to sail aerodynamics of a yacht in waves

open access: yes, 1970
In recent years technological innovations has allowed large improvements to be made in sail design and construction. Sails and in particular kite-sails have application for sport, ships’ auxiliary propulsion and even power generation.
Chapelle, D.   +3 more
core  

Translational Considerations for Injectable Biomaterials and Bioscaffolds to Repair and Regenerate Brain Tissue

open access: yesAdvanced Healthcare Materials, EarlyView.
The repair and regeneration of brain tissue faces both biological and technical challenges. Injectable bioscaffolds offer new opportunities to stimulate tissue regrowth in the brain by recruiting neural stem cells. Here, the translational issues are reviewed that need to be address to advance this promising new therapeutic approach from the bench to ...
Michel Modo, Alena Kisel
wiley   +1 more source

Influence of the Meshing Phase Difference of Planetary Gear Transmission System in 2. 5MW Wind Turbine Gearbox on Its Inherent Frequency

open access: yesJixie chuandong, 2015
A translational- torsional coupling dynamics model of planetary gear transmission on the low speed shaft in 2. 5 MW wind turbine gearbox is built by using lumped- parameter method.
Xue Dan   +3 more
doaj  

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