Results 91 to 100 of about 23,827 (360)

Rate of Formation of Industrial Lubricant Additive Precursors from Maleic Anhydride and Polyisobutylene. [PDF]

open access: yesOrg Process Res Dev, 2022
Streets J   +5 more
europepmc   +1 more source

RF Magnetron Sputtered Tungsten Disulfide Films: Influence of Target Preparation, Deposition Parameters, and Storage Conditions on Thin Film Stoichiometry

open access: yesAdvanced Materials Interfaces, EarlyView.
Sputtered WS2 films were investigated in terms of their S‐ and O‐concentration depending on deposition power and pre‐sputter time. Chemical and structural investigations were done using EDS, TEM, SEM, AFM, XRD. In general, 20 W films exhibit a wide variation in stoichiometry and structure whereas 80 W films demonstrate a higher S/W ratio than 20 W ...
Theresa Scheler   +4 more
wiley   +1 more source

Effect of Surface‐Lubricant Compatibility on Bubble Formation in Lubricant‐Infused Surfaces

open access: yesAdvanced Materials Interfaces, EarlyView.
Lubricant‐infused surfaces reduce drag partly through bubbles that form when lubricant depletes. Using laser‐textured steel infused with silicone oil, we show that microbubble nucleation occurs even on surfaces fully wetted by the lubricant, regardless of chemistry.
Leo James   +4 more
wiley   +1 more source

Physicochemical Properties of Coconut and Waste Cooking Oils for Biofuel Production and Lubrication

open access: yesFuels
Vegetable oils are an important alternative to the massive use of fuels and lubricants from non-renewable energy sources. In this study, the physicochemical properties of coconut oil and waste cooking oil are investigated for biofuels and biolubricant ...
Ahissan Innocent Adou   +5 more
doaj   +1 more source

Rolling-element fatigue life with two synthetic cycloaliphatic traction fluids [PDF]

open access: yes
The life potential of two synthetic cycloaliphatic hydrocarbon traction fluids in rolling element fatigue was evaluated in a five ball fatigue tester.
Loewenthal, S. H., Parker, R. J.
core   +1 more source

Fluorinated esters of polycarboxylic acids [PDF]

open access: yes, 1973
Fluorine containing esters of polycarboxylic acids are discussed.
Breed, L. L., Elliott, R. L.
core   +1 more source

Analysis of the efficiency of wind turbine gearboxes using the temperature variable [PDF]

open access: yes, 2019
The aim of this paper is to evaluate how lubricant selection affects gearbox efficiency and overall energy production by analysing real data from wind farms, monitored and controlled by a Supervisory Control and Data Acquisition (SCADA system).
Galego, P.   +3 more
core   +1 more source

Bistable Wetting States on a Smooth Surface

open access: yesAdvanced Materials Interfaces, EarlyView.
Droplets on non‐textured surfaces typically exhibit a monostable wetting state. Here, we show that droplets can exhibit bistability even without surface texture. We investigate water droplets on a smooth substrate immersed in oil. We find that molecular modulation causes the droplet states to bifurcate into either a sticking or a repellent state ...
Mizuki Tenjimbayashi, Shunto Arai
wiley   +1 more source

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