Results 151 to 160 of about 171,528 (311)

Artificial Tactile Perception System for Exploring Internal and External Features of Objects via Time‐Frequency Features

open access: yesAdvanced Science, EarlyView.
By engaging in different active exploration behaviors, the tactile perception system can generate distinct signal modes, enabling the application of targeted decoding strategies for efficient and accurate perception of both external and internal object features.
Yuanzhi Zhou   +8 more
wiley   +1 more source

Evaluation of analytical procedures for prediction of turbulent boundary layers on a porous wall [PDF]

open access: yes
An analytical study has been made to determine how well current boundary layer prediction techniques work when there is mass transfer normal to the wall.
Towne, C. E.
core   +1 more source

Wearable and Implantable Devices for Continuous Monitoring of Muscle Physiological Activity: A Review

open access: yesAdvanced Science, EarlyView.
Recent advances in materials and device engineering enable continuous, real‐time monitoring of muscle activity via wearable and implantable systems. This review critically summarizes emerging technologies for tracking electrophysiological, biomechanical, and oxygenation signals, outlines fundamental principles, and highlights key challenges and ...
Zhengwei Liao   +4 more
wiley   +1 more source

A Review on Biodegradable Materials of Sustainable Soft Robotics and Electronics

open access: yesAdvanced Science, EarlyView.
Biodegradable materials are gaining increasing attention in soft robotics and electronics due to their environmental friendliness, showing great potential for sustainability. In this review, the classification of biodegradable materials, their applications in the field of soft robotics and electronics, as well as the challenges and future prospects ...
Yizhu Xie   +8 more
wiley   +1 more source

An experimental and computational investigation of the flow field about a transonic airfoil in supercritical flow with turbulent boundary-layer separation [PDF]

open access: yes
A combined experimental and computational research program is described for testing and guiding turbulence modeling within regions of separation induced by shock waves incident in turbulent boundary layers. Specifically, studies are made of the separated
Levy, L. L., Jr.   +4 more
core   +1 more source

Epithelium‐Inspired, Ultrahigh‐Toughness, Ultralow‐Hysteresis, and Highly Compressible Polymer Hydrogels as Self‐Powered, Visual, and Underwater Strain Sensors

open access: yesAdvanced Science, EarlyView.
Inspired by epithelial tissue, epithelium‐like structure hydrogels are synthesized. The as‐prepared hydrogels exhibit ultrahigh toughness, ultralow hysteresis, and ultrahigh compressibility, which can be utilized as self‐powered and visual strain sensors.
Yutang Zhou   +4 more
wiley   +1 more source

Direct Numerical Simulation and Theory of a Wall-Bounded Flow with Zero Skin Friction. [PDF]

open access: yesFlow Turbul Combust, 2017
Coleman GN   +3 more
europepmc   +1 more source

Hydrodynamic skin-friction reduction [PDF]

open access: yes
A process for reducing skin friction, inhibiting the effects of liquid turbulence, and decreasing heat transfer in a system involving flow of a liquid along a surface of a body includes applying a substantially integral sheet of a gas, e.g., air ...
Bushnell, Dennis M.   +2 more
core   +1 more source

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