Results 11 to 20 of about 54,709 (142)

Lubrication properties of nylon mixed with lubricants.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1987
Plastics are used widely as sliding parts. In order to investigate the effect of the varied lubricants mixed in the nylon rollers, experimental equipment was designed and manufactured. In the experiment on the friction of the nylon roller, a nylon roller was rotated contacting with a steel roller in the same direction.
Hiroshi MAEDA   +2 more
openaire   +2 more sources

Lubrication of DLC Coatings with Two Tris(pentafluoroethyl)trifluorophosphate Anion-Based Ionic Liquids [PDF]

open access: yes, 2013
The lubrication of a Cr-DLC coating with ethyl-dimethyl-2-methoxyethylammonium tris(pentafluoroethyl)trifluoropho-sphate [(NEMM)MOE][FAP] and 1-butyl-1-methylpyrro-lidinium tris(pentafluoroethyl)trifluorophosphate [BMP] [FAP] ionic liquids (ILs) as 1 wt%
A. Fernández-González   +5 more
core   +1 more source

Sexual function, delivery mode history, pelvic floor muscle exercises and incontinence : a cross-sectional study six years postpartum [PDF]

open access: yes, 2008
Background: There is controversy over the effect of mode of delivery, pelvic floor muscle exercises (PFME), incontinence and sexual function. Aim: To investigate the relationship of sexual function with delivery mode history, PFMEs and incontinence ...
Aung, Thiri   +5 more
core   +1 more source

A simple deterministic plastoelastohydrodynamic lubrication (PEHL) model in mixed lubrication [PDF]

open access: yesTribology International, 2019
Most power transmitting components operate under mixed lubrication conditions. Concentrated pressures and smaller lubricant film thickness may cause surface and subsurface stresses to exceed the material yield limit causing permanent geometrical changes.
Azam, A   +4 more
openaire   +2 more sources

Synovial joint lubrication – does nature teach more effective engineering lubrication strategies? [PDF]

open access: yes, 2007
Nature shows numerous examples of systems which show energy efficiency, elegance in their design and optimum use of materials. Biomimetics is an emerging field of research in engineering and successes have been documented in the diverse fields of ...
Liskiewicz, T.   +3 more
core   +1 more source

Understanding the friction mechanisms between the human finger and flat contacting surfaces in moist conditions

open access: yes, 2010
Human hands sweat in different circumstances and the presence of sweat can alter the friction between the hand and contacting surface. It is, therefore, important to understand how hand moisture varies between people, during different activities and the ...
Carre, M.J.   +4 more
core   +1 more source

Effect of Surface Texturing on Friction and Film Thickness under Starved Lubrication Conditions [PDF]

open access: yes, 2015
Tato disertační práce se zabývá vlivem mělkých mikro-textur na tření a tloušťku filmu v mazaných nekonformních kontaktech za extrémních podmínek a za podmínek hladovění kontaktu. Měření byla realizována na tribometru v konfiguraci ball-on-disk.
Ali, Fadi
core  

Lubrication–Contact Interface Conditions and Novel Mixed/Boundary Lubrication Modeling Methodology

open access: yesTribology Letters, 2021
AbstractUnder severe conditions, solid contacts take place even when parts are lubricated. Precise mathematical conditions are needed to describe the interior interface between fluid lubrication and solid-contact zones. In order to distinguish the conditions for this interface from conventional lubrication boundary conditions, they are named ...
Shuangbiao Liu   +3 more
openaire   +1 more source

Turning on and turning off: A focus group study of the factors that affect women's sexual arousal [PDF]

open access: yes, 2004
This is a post print version of the article. The official published version can be accessed from the link below.The aim of this study was to inform the development of a questionnaire to assess a woman's tendency to respond with sexual excitation ...
Graham, CA   +3 more
core   +1 more source

Ionic Liquid Additives for Mixed and Elastohydrodynamic Lubrication [PDF]

open access: yesTribology Transactions, 2018
Ionic liquids (ILs), both as pure lubricants and as lubricant additives, have been demonstrated extensively to exhibit excellent tribological performance in terms of friction and wear reduction in ...
Shuyan Yang, Janet S. S. Wong, Feng Zhou
openaire   +3 more sources

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