Results 81 to 90 of about 957 (204)

A Comprehensive Review of Lubricant Behavior in Internal Combustion, Hybrid, and Electric Vehicles: Thermal Demands, Electrical Constraints, and Material Effects

open access: yesLubricants
The global transition from internal combustion engines (ICEs) to hybrid (HEVs) and electric vehicles (EVs) is fundamentally reshaping lubricant design requirements, driven by evolving thermal demands, electrical constraints, and material compatibility ...
Subin Antony Jose   +6 more
doaj   +1 more source

Auger spectroscopy analysis of lubrication with zinc dialkyldithiophosphate of several metal combinations in sliding contact [PDF]

open access: yes
Sliding friction experiments were conducted with aluminum and other riders rubbing on disks of various elemental metals in the presence of a thin film of zinc dialkyldithiophosphate (ZDP).
Buckley, D. H.
core   +1 more source

Phosphate Esters, Thiophosphate Esters and Metal Thiophosphates as Lubricant Additives [PDF]

open access: yes, 2013
Phosphate esters, thiophosphate esters and metal thiophosphates have been used as lubricant additives for over 50 years. While their use has been extensive, a detailed knowledge of how they work has been a much more recent development. In this paper, the
Hils, John E., Johnson, David W.
core   +3 more sources

Surface reactivity of tributyl thiophosphate: effects of temperature and mechanical stress [PDF]

open access: yes, 2018
The surface reactivity of tributyl thiophosphate on iron surfaces has been studied in situ by attenuated total reflection Fourier-transform infrared spectroscopy, X-ray photoelectron spectroscopy and temperature-programmed reaction and desorption ...
Gellman, A.J.   +4 more
core  

The Tribology and Chemistry of Phosphorus‐Containing Lubricant Additives [PDF]

open access: yes, 2016
Phosphate esters, thiophosphate esters and metal thiophosphates have been used as lubricant additives for over 50 years. Recently, phosphorus‐containing ionic liquids have emerged as a new class of lubricant additives.
Johnson, David W.
core   +2 more sources

3D tribo-nanoprinting using triboreactive materials [PDF]

open access: yes, 2019
Tribology: the science of friction, wear and lubrication has never been associated in a positive way with the ability to manufacture at the nanoscale. Triboreactivity, when the contact between two surfaces promotes a chemical reaction, has been harnessed
Dorgham, AK   +3 more
core   +1 more source

Способ переработки цинковых кеков [PDF]

open access: yes, 2016
Изобретение относится к цветной металлургии и может быть использовано при переработке серебросодержащих цинковых кеков, образующихся при извлечении цинка из сульфидных концентратов.
Колмачихина, О. Б.   +4 more
core  

Durability demonstration programme for EURO6 passenger cars: thermal load to after-treatment systems [PDF]

open access: yes, 2018
The thermal aging of emission control devices is the most important cause of vehicles' emissions deterioration. This report compares the thermal load generated by the Standard Road Cycle (SRC) with that generated by the Worldwide-harmonized Light-duty ...
GIECHASKIEL BAROUCH   +2 more
core   +2 more sources

Substituent Effect on the Reactivity of Alkylated Triphenyl Phosphorothionates in Oil Solution in the Presence of Iron Particles [PDF]

open access: yes, 2018
The effect of the substituent attached to the phenyl rings on the reactivity of alkylated triphenyl phosphorothionates (t-butyl TPPT (b-TPPT) and p-nonyl TPPT (n-TPPT)) in oil solution at high temperature (423 and 473K) was investigated by means of ...
Mangolini, Filippo   +2 more
core  

Tribological manufacturing of ZDDP tribofilms functionalised by graphene nanoplatelets

open access: yesJPhys Materials
3D Tribo-Nanoprinting (3D TNP), which uses a highly controllable tribological contact to deposit tribofilms, has been proposed as a manufacturing method for nanoscale structures.
S Duston   +5 more
doaj   +1 more source

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