Results 71 to 80 of about 171,528 (311)

Recent tests at Langley with a University of Tennessee Space Institute (UTSI) skin friction balance [PDF]

open access: yes
The experience at LaRC with the University of Tennessee Space Institute skin friction balances is summarized. The Karman-Schoenherr flat plate skin friction formulation is included for comparison.
Lawing, Pierce L.   +2 more
core   +1 more source

Shearing-Stress Measurements by use of a Heated Element [PDF]

open access: yes, 1954
The rate of local heat transfer from a solid surface to a moving fluid is related to the local skin frinction. Measurements of the heat transmission from small elements embedded in the surface of a solid can thus be used to botain local skin-friction ...
Liepmann, H. W., Skinner, G. T.
core   +1 more source

Skin friction coefficient on a yarn package surface in ring spinning

open access: yes, 2004
The skin friction coefficient on the surface of a rotating yarn package affects the power required to drive the package. This paper examines the relationship between the skin friction coefficient on the package surface and its diameter and rotating speed,
Barrie Fraser   +3 more
core   +1 more source

Injectable Stimuli‐Responsive Amphiphilic Hydrogel for Rapid Hemostasis, Robust Tissue Adhesion, and Controlled Drug Delivery in Trauma and Surgical Care

open access: yesAdvanced Healthcare Materials, EarlyView.
Fast‐acting hydrogel seals bleeding wounds as the illustrated injectable, pH‐responsive network rapidly gels in situ to stop hemorrhage, adhere strongly to wet tissue, and release antibiotics in a controlled, pH‐dependent manner. The material withstands high pressures, shows excellent biocompatibility, and degrades safely, offering a versatile platform
Arvind K. Singh Chandel   +5 more
wiley   +1 more source

Unstationary Viscoelastic MHD Flow of Walters-B Liquid Through a Vertical Porous Plate with Chemical Reactions

open access: yesEast European Journal of Physics
This study investigates the transient magnetohydrodynamic (MHD) flow of Walter's-B viscoelastic fluid over a vertical porous plate within a porous medium, incorporating the effects of radiation and chemical processes.
Karnati Veera Reddy   +4 more
doaj   +1 more source

The ultrafast snap of a finger is mediated by skin friction. [PDF]

open access: yesJ R Soc Interface, 2021
Acharya R   +3 more
europepmc   +1 more source

A general review of concepts for reducing skin friction, including recommendations for future studies [PDF]

open access: yes
Four main concepts which have significantly reduced skin friction in experimental studies are discussed; suction, gaseous injection, particle additives, and compliant wall.
Ash, R. L., Fischer, M. C.
core   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

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