Results 11 to 20 of about 22,542 (220)

The Promise of Solid Lubricants for a Sustainable Future. [PDF]

open access: yesAdv Mater
Lubricants are vital for technology, saving energy and resources. The industry seeks sustainable solutions beyond fossil fuels. Solid lubricants offer extremely low friction and reduce environmental impact, especially in harsh conditions. Can these solids truly replace liquid lubricants, or are they limited to extreme applications?
Grützmacher PG   +7 more
europepmc   +2 more sources

Tribology and Industry: From the Origins to 4.0

open access: yesFrontiers in Mechanical Engineering, 2019
There is an increasing diffusion of the industry 4. 0 concept today. The fourth industrial revolution, following three other previous industrial revolutions, is considered related to the introduction of modern information and communication technologies ...
Enrico Ciulli
doaj   +1 more source

Interface roughness effect on friction map under fretting contact conditions [PDF]

open access: yes, 2010
In many industrial applications where fretting damage is observed in the contact (e.g. rotor/blade, electrical contacts, assembly joint, axe/wheel, clutch) the external loadings or geometry design cannot be changed. Therefore, the surface preparation and
Barrell   +18 more
core   +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

VHCF, Tribology Characteristics and UNSM Effects of Bainite and Martensite Spring Steels

open access: yesMetals, 2022
It has been reported that the duplex bainite microstructure obtained by austempering (AT) shows higher strength, ductility and impact toughness than quench and tempered (QT) martensite structure in SAE9254 spring steel.
Min Soo Suh   +3 more
doaj   +1 more source

Sensors and tribological systems: applications for industry 4.0 [PDF]

open access: yesIndustrial Robot: the international journal of robotics research and application, 2021
Purpose The involvement of wear, friction and lubrication in engineering systems and industrial applications makes it imperative to study the various aspects of tribology in relation with advanced technologies and concepts. The concept of Industry 4.0 and its implementation further faces a lot of barriers, particularly in developing economies.
Rouf, Saquib   +3 more
openaire   +1 more source

Tribological Behaviour of Additive Free Calcium Stearate Greases

open access: yesTribology Online, 2007
Two additive free calcium stearate greases have been developed for the requirements of lubrication in automotive components. Two compositions of calcium stearate greases have been prepared by adding 12% and 15% by weight calcium stearate soap in the 450 ...
N. Anandan, C. R. Jagga, R. K. Pandey
doaj   +1 more source

Particulate PTFE as a super-efficient secondary solid lubricant in PAEK composites for exceptional performance in adhesive wear mode

open access: yesComposites Part C: Open Access, 2021
In this paper tribo-comparison of two SLs viz. graphite and PTFE as a secondary lubricant in composites with identical composition (20 wt%) is presented.
Jitendra Narayan Panda   +2 more
doaj   +1 more source

The application of ultrasonic NDT techniques in tribology [PDF]

open access: yes, 2005
The use of ultrasonic reflection is emerging as a technique for studying tribological contacts. Ultrasonic waves can be transmitted non-destructively through machine components and their behaviour at an interface describes the characteristics of that ...
Anderson W.   +12 more
core   +1 more source

An Investigation into the Validity of the Temperature Profile Approximations across the Film Thickness in THD Analysis of Infinitely Wide Slider Bearing

open access: yesTribology Online, 2006
Many investigators have frequently assumed polynomial temperature profiles across the film thickness in the mathematical modeling of lubricating films in the hydrodynamic bearings in order to make computations simpler.
R. K. Sharma, R. K. Pandey
doaj   +1 more source

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