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8261
Microstructure, Mechanical and Tribological Properties of Advanced Layered WN/MeN (Me = Zr, Cr, Mo, Nb) Nanocomposite Coatings
Published 2022-01-01“…Due to the increased demands for drilling and cutting tools working at extreme machining conditions, protective coatings are extensively utilized to prolong the tool life and eliminate the need for lubricants. The present work reports on the effect of a second MeN (Me = Zr, Cr, Mo, Nb) layer in WN-based nanocomposite multilayers on microstructure, phase composition, and mechanical and tribological properties. …”
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8262
Experimental assessment of performance, emission and lube oil deterioration using gasoline and LPG for a sustainable environment
Published 2023-09-01“…However, rare efforts have been made to evaluate fuel efficiency by assessing the damage imparted to lubricating oil. This existing gap has been filled by a thorough assessment of performance, manifold emissions, and the wearing of lube oil using gasoline and LPG in spark ignition (SI) engines. …”
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8263
Towards Sustainable Grinding of Difficult-to-Cut Alloys—A Holistic Review and Trends
Published 2024-03-01“…Additionally, the exploration delves into innovative sustainable technologies, such as heat pipe/oscillating heat pipe grinding wheels, minimum quantity lubrication, cryogenic cooling, and others. These groundbreaking technologies aim to reduce dependence on hazardous coolants, minimizing energy and resource consumption and carbon emissions associated with coolant-related or subsequent disposal processes. …”
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8264
Corrosion Resistance and Surface Bioactivity of Ti6Al4V Alloy after Finish Turning under Ecological Cutting Conditions
Published 2021-11-01“…The samples were machined under dry and minimum quantity lubrication (MQL) conditions to obtain different surface roughness. …”
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8265
Research progress and development tendency of polymer drilling fluid technology for unconventional gas drilling
Published 2023-01-01“…This paper first reviews the research progress of PDF technology according to the timeline by introducing the composition, feature, advantages, and disadvantages of some representative polymer additives and PDF systems, emphatically the function and mechanism of stabilizing wellbores, lubricating drilling tools, and protecting reservoirs of the biomimetic wellbore-strengthening PDF and amphiphobic high-efficiency PDF in unconventional gas drilling. …”
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8266
Sexual dysfunctions in psoriatic patients
Published 2024-04-01“…Female patients treated with systemic antipsoriatic agents had significantly worse lubrication, satisfaction with sexual life, and pain.DiscussionOur study has shown that the majority of questioned female psoriatic patients had sexual dysfunction according to FSFI, particularly they had worse satisfaction with sexual life and less sexual desire compared to women without psoriasis. …”
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8267
Preparation of a Ni-P-nanoPTFE Composite Coating on the Surface of GCr15 Steel for Spinning Rings via a Defoamer and Transition Layer and Its Wear and Corrosion Resistance
Published 2023-06-01“…The friction and wear study shows that the nano-PTFE particles with low dynamic friction coefficient are mixed in the grinding chip, which gives the composite coating self-lubricating characteristics, and the friction coefficient decreases to 0.3 compared with 0.4 of Ni-P coating. …”
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8268
Sexual dysfunction in women with type 2 diabetes mellitus: A single-centre cross-sectional study from Bangladesh
Published 2023-06-01“…Patients with T2DM scored significantly lower in the domains of desire (p = 0.04), lubrication (p = 0.01), orgasm (p = 0.01), and satisfaction (p < 0.001), but not the domain of arousal (p = 0.09). …”
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8269
Advances in Integrated Vehicle Thermal Management and Numerical Simulation
Published 2017-10-01“…Regarding the internal combustion engine vehicle (ICEV), its integrated thermal management (ITM) mainly contains internal combustion engine (ICE) cooling, turbo-charged cooling, exhaust gas recirculation (EGR) cooling, lubrication cooling and air conditioning (AC) or heat pump (HP). …”
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8270
The Process Parameters of Micro Particle Bombarding (MPB) for Surface Integrity Enhancement of Cermet Material and Tool Steel
Published 2023-03-01“…In order to increase the performance of tool or mold/die, there are a lot of micro features on the surface to provide special functions, such as anti-adhesion or lubrication. The MPB (Micro Particle Bombarding) process provides a powerful technology to enhance the surface quality without damaging the micro features. …”
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8271
Removal of heavy oil from contaminated surfaces with a detergent formulation containing biosurfactants produced by Pseudomonas spp.
Published 2021-11-01“…Industrial plants powered by heavy oil routinely experience problems with leaks in different parts of the system, such as during oil transport, the lubrication of equipment and mechanical failures. The surfactants, degreasing agents and solvents that make up detergents commonly used for cleaning grease-covered surfaces are synthetic, non-biodegradable and toxic, posing risks to the environment as well as the health of workers involved in the cleaning process. …”
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8272
Assessment of sexual dysfunction and its related factors in pregnant women referred to Mashhad health centers (2017-2018)
Published 2018-10-01“…Mean scores of sexual desire was 3.95 ± 0.98, Arousal 4.15 ± 1.19, Lubrication 4.64 ± 1.25, orgasm 3.53 ± 1.34, sexual satisfaction 4.89 ± 1.10 and painful intercourse 4.31 ± 1.36, and the most common sexual dysfunction were decreased sexual desire (46.5%) and Arousal (43.6%). …”
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8273
Thermodynamic analysis of integrated ammonia fuel cells system for maritime application
Published 2023-11-01“…Moreover, the waste heat boiler is capable of providing 1081 kg/h of superheated steam at 162 °C and 405 kPa to fulfill the heating requirements of marine lubricating oil, devices, and accommodation for seafarers on board the ship.…”
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8274
Preparation and Characterisation of Sustainable Wood Plastic Composites Extracted from Municipal Solid Waste
Published 2021-10-01“…This study aims to recycle plastic waste by manufacturing wood-plastic composites and to improve its mechanical properties by using additives, coupling agents, and lubricants. These composites are prepared by mixing 40–70% of wood flour with 20–25% of a polymer matrix. …”
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8275
CFD-Based Flow Channel Optimization and Performance Prediction for a Conical Axial Maglev Blood Pump
Published 2022-02-01“…By contrast, the implantable axial flow, maglev blood pump has the characteristics of no mechanical contact, no lubrication, low temperature rise, low hemolysis, and less thrombosis. …”
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8276
Wettability of Metal Surfaces Affected by Paint Layer Covering
Published 2022-02-01“…The CAH methodology based on the three measurable quantities, Θ<sub>A</sub>, Θ<sub>R</sub>, and liquid surface tension, γ<sub>LV</sub>, can be a useful tool in surface-mediated process studies, such as lubrication, liquid coating, and thermoflow.…”
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8277
Experimental and Numerical Analysis on Two-Phase Induced Low-Speed Pre-Ignition
Published 2021-08-01“…Therefore, the present work investigates the possibility of oil droplet-induced pre-ignitions using a modern downsized engine with minimally invasive endoscopic optical accessibility incorporating in-cylinder lubrication oil detection via light-induced fluorescence. …”
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8278
The proportional Caputo operator approach to the thermal transport of Jeffery tri-hybrid nanofluid in a rotating frame with thermal radiation
Published 2023-08-01“…During the analysis we dispersing the mixture of nanoparticles in engine oil base fluid enhanced the heat transfer up-to18.72% which can efficiently improve the lubricity of the engine oil.…”
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8279
Investigation of Tribological Characteristics of PEO Coatings Formed on Ti6Al4V Titanium Alloy in Electrolytes with Graphene Oxide Additives
Published 2023-05-01“…This occurs due to the formation of a GO-containing lubricating tribolayer upon contact with the coating of the counter-body in the friction pair. …”
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8280
Hyaluronic Acid: A Valid Therapeutic Option for Early Management of Genitourinary Syndrome of Menopause in Cancer Survivors?
Published 2022-08-01“…Its strong water-binding properties provide lubricating and moisturizing effects, which contribute to maintaining a proper level of hydration and viscoelasticity in several body parts, including the urinary tract and genital tissues. …”
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