Results 61 to 70 of about 957 (204)

Enhance ZDDP tribofilm growth and fatigue lifetime of rolling bearings by Laser Surface Texturing [PDF]

open access: yes, 2021
Laser surface texturing (LST) is a fast and precise surface engineering method capable of improving the frictional performances of machine elements, thus contributing to an increase in energy efficiency.
Hsu, Chia-Jui
core   +1 more source

Functional Electrolyte Additives: A Pinch of Salt/Solvent to an Electrolyte for High Energy Density Lithium‐Ion and Lithium–Metal Batteries

open access: yesSmall, Volume 21, Issue 34, August 28, 2025.
Electrolytes, often termed as the “blood” of battery play a decisive role in determining their performance metrics. This review thoroughly analyzes the role of functional electrolyte additives improving the performance and safety of Li‐ion/Li–metal batteries involving film formation, overcharge control, wide temperature and voltage operation ...
Chenrayan Senthil   +3 more
wiley   +1 more source

Spectroscopic and Thermogravimetric Investigation of Cd(II) Dinonyldithiophosphate: Removal of Cadmium from Aqueous Solutions

open access: yesJournal of Chemistry, Volume 2015, Issue 1, 2015., 2015
Dinonyldithiophosphoric acid (HDDTP) was synthesised from the reaction of phosphorus pentasulphide and nonyl alcohol. Dinonyldithiophosphate complex of cadmium [Cd(DDTP)2] was prepared by mixing solutions of Cd(II) with HDDTP in ethanol at room temperature. The acid and its complex were characterised by elemental analysis and spectroscopy.
Nermin Biricik   +3 more
wiley   +1 more source

Effects of ZnDTP on lubricity of ashless friction modifiers for H-free DLC film

open access: yesNihon Kikai Gakkai ronbunshu, 2015
This research studied the effects of Zinc Dialkyldithiophosphate (ZnDTP) additives on the tribological properties of a H-free Diamond-like Carbon (DLC) film under boundary lubrication with oils that contained organic friction modifiers (FMs).
Hikaru OKUBO   +3 more
doaj   +1 more source

Recent advances in robust and ultra‐thin Li metal anode

open access: yesCarbon Neutralization, Volume 3, Issue 4, Page 647-672, July 2024.
A practical Li metal battery requires a stable and ultra‐thin Li electrode. In this review, the fundamental issues of a practical Li electrode are summarized from the stability and processability perspectives. Also, recent advances in methodologies toward robust and ultra‐thin Li metal anode are comprehensively summarized to provide overall insights ...
Zheng Luo   +6 more
wiley   +1 more source

Comparing Tribochemical Film Formation and Durability at Steel and CrN Coating Interface in Boundary Lubrication

open access: yesTribology Online, 2010
One of the main challenges that engine oil manufacturers are now facing is to reduce friction losses while at the same time increasing the durability of engine components.
Ardian Morina   +2 more
doaj   +1 more source

The influence of slide–roll ratio on ZDDP tribofilm formation [PDF]

open access: yes, 2016
The anti-wear performance and action mecha- nisms of zinc dithiophosphate (ZDDP) have been investi- gated under various test conditions. The Mini Traction Machine–Space Layer Imaging (MTM–SLIM) is a widely used and useful method for monitoring tribofilm ...
Shimizu, Y, Spikes, HA
core   +1 more source

Трибологические представления о механизмах противоизносного и антифрикционного действия пакетов присадок к техническим маслам [PDF]

open access: yes, 2013
На основании современных трибологических источников предлагается аналитический обзор путей решения проблемы выбора по механизму противоизносного и антифрикционного действия в трибосопряжении определенного смазочного материала, который соответствует ...
Захарченко, А. В.
core   +1 more source

Transient processes of MoS₂ tribofilm formation under boundary lubrication [PDF]

open access: yes, 2016
A tribochemistry study that involves the application of Raman spectroscopy surface analysis has been undertaken to understand the time-dependent tribochemical reactions, for lubrication by Molybdenum dialkyl-dithiocarbamate (MoDTC) occurring in boundary ...
Morina, A, Neville, A, Rai, Y
core   +1 more source

Lubricities of Environmentally Acceptable Lubricants with Zinc Dialkyldithiophosphate and Dibenzyl Disulfide on Tribological Properties of Plasma Electrolytic Oxidation Coated A6061-T6 Alloy under Mixed/Boundary Lubrication

open access: yesTribology Online, 2015
3 different base-stocks (poly-α-olefin, polypropylene glycol and unsaturated TMP ester) and additionally formulations with 2 different additives (1 mass% ZnDTP or 1 mass% dibenzyl disulfide (DBDS)) were used as lubricants to evaluate the tribological ...
Takuya Nakase   +3 more
doaj   +1 more source

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