Results 31 to 40 of about 1,643 (214)

Investigation of the Influence of Contact Patterns of Worm-Gear Sets on Friction Heat Generation during Meshing

open access: yesApplied Sciences
Friction losses and scuffing failures are interesting research topics for worm gears. One of the factors leading to scuffing is the heat generated in the contact of gear teeth.
Aleksandar Miltenović   +5 more
doaj   +1 more source

A global assessment of abyssal–hadal vermiform lebensspuren: Functional consistency with depth

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Abstract Lebensspuren—sedimentary traces produced by benthic organisms—are widespread on deep‐sea floors but remain infrequently reported from abyssal (~ 3000–6000) and hadal (> 6000 m) environments. Here, we present the most comprehensive assessment of abyssal–hadal vermiform lebensspuren to date, spanning multiple ocean basins and reaching full‐ocean
Denise J. B. Swanborn   +2 more
wiley   +1 more source

Comparative Study of the Lubricity of Hydrotreated Vegetable Oil, Diesel, and Their Blends Using Four-Ball Testing: Focus on Scuffing Load

open access: yesEnergies
The search for low-emission fuels has increased interest in hydrotreated vegetable oil (HVO) as a renewable diesel substitute. This study examines the lubricity of HVO, diesel, and their blends using a four-ball tester, with scuffing load as the main ...
Hubert Kuszewski   +2 more
doaj   +1 more source

The Cost of Belonging: School Uniform Affordability in Aotearoa New Zealand

open access: yesKōtuitui: New Zealand Journal of Social Sciences Online, Volume 21, Issue 1, March 2026.
This article presents findings on school uniform affordability as part of a broader feasibility study on school uniforms in Aotearoa, New Zealand. Data were collected from students, their parents/caregivers, and school staff across 3 secondary schools with differing socioeconomic profiles, using a combination of surveys, focus groups, and one‐on‐one ...
Johanna Reidy   +2 more
wiley   +1 more source

An experimental study into the onset of scuffing using a new contra-rotation test method [PDF]

open access: yes, 2019
Scuffing is a surface failure mode that occurs in sliding-rolling contacts subjected to high loads and high sliding speeds, such as those in gears and cam-followers.
Peng, Bo
core   +1 more source

Highly Durable and Uniform Structural Coloration via Spray‐Coated Organic Mie Resonators Randomly Distributed in Three Dimensions

open access: yesLaser &Photonics Reviews, Volume 20, Issue 5, 6 March 2026.
This study demonstrates uniform, durable non‐iridescent structural coloration using polystyrene nanoparticles randomly embedded in a thick sodium silicate with absorptive additives. By suppressing the effects of the structure factor and multiple scattering, this approach achieves uniform coloration from the backscattering.
Jihun Kang   +3 more
wiley   +1 more source

Effect of Geometric Parameters of High-Speed Helical Gears on Friction Flash Temperature and Scuffing Load Capacity in Electric Vehicles

open access: yesApplied Sciences
High-speed reducers in electric vehicles, characterized by high rotation speeds, heavy loads, large helix angles, and high contact ratios, are prone to tooth surface scuffing due to high sliding speeds.
Bo Bai   +3 more
doaj   +1 more source

On the Mechanical Friction Losses Occurring in Automotive Differential Gearboxes

open access: yesThe Scientific World Journal, 2014
In the automobile industry, the mechanical losses resulting from friction are largely responsible for various kinds of surface damage, such as the scuffing occurring in some mechanical assemblies.
Grégory Antoni
doaj   +1 more source

Carbon Structures and Tribological Properties of Fe-C-SiC Self-Lubricating Metal Matrix Composites Prepared with α/β-SiC Polytypes

open access: yesLubricants, 2022
Sintered iron-based self-lubricant composites in which graphite reservoirs are generated by the dissociation of silicon carbide (SiC) particles feature low friction coefficients and scuffing resistance combined with high mechanical stress.
Guilherme Oliveira Neves   +6 more
doaj   +1 more source

Advancing Solar Panel Inspection: Enhanced Defect Detection With YOLOv8‐DA

open access: yesIET Image Processing, Volume 20, Issue 1, January/December 2026.
In the global energy transition, solar photovoltaic technology has developed rapidly, but the swift deployment poses maintenance challenges. This study proposes an innovative algorithm based on You Only Look Once (YOLO)v8‐DA, leveraging CSPNeXt to optimise network parameters, combined with dynamic anchor assignment, dynamic detection heads, 1 × 1 ...
Li Lijuan, Jingyong Zhao, Xie Gang
wiley   +1 more source

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