Results 41 to 50 of about 58,185 (266)

Current-carrying friction of Ag coatings by additive manufacturing: uncovering the role of electric current

open access: yesMaterials Research Letters
Ag coatings by additive manufacturing are a representative high-performance electrical contact materials. Here, an appropriate current of 2 A is introduced during the friction process to optimize the current-carrying friction behavior and anti-wear ...
Jiebin Du   +4 more
doaj   +1 more source

FRICTION BEHAVIOR OF INDOOR FLOOR MATERIALS [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2019
The present work discusses the friction behavior of different floor materials when rubber sole slid against them under dry, water and detergent wet sliding conditions.
A. Nabhan, A. Rashed
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Friction hysteretic behavior of supported atomically thin nanofilms

open access: yesnpj 2D Materials and Applications, 2023
Hysteretic friction behavior has been observed on varied 2D nanofilms. However, no unanimous conclusion has yet been drawn on to the exact mechanism or relative contribution of each mechanism to the observed behavior.
Chaochen Xu, Zhijiang Ye, Philip Egberts
doaj   +1 more source

Comparative Braking Performance Evaluation of a Commercial and Non-asbestos, Cu-free, Carbonized Friction Composites

open access: yesMedžiagotyra, 2021
Carbonization treatment contributes to improvement of tribological properties of friction composites. Pure Non-asbestos organic (NAO) friction raw materials were selected, friction composite specimens had been made using a new mixing process and ...
Zhenyu WANG   +3 more
doaj   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Interpreting the effects of DNA polymerase variants at the structural level

open access: yesMolecular Oncology, EarlyView.
Using MAVISp and molecular dynamics simulations, we analyzed over 60 000 missense variants in POLE and POLD1 from ClinVar, COSMIC, cBioPortal, and saturation mutagenesis. Identified mechanistic indicators, including stability, binding, and long‐range, enable structural interpretation, providing ACMG‐like evidence for possible reclassification of VUS ...
Matteo Arnaudi   +7 more
wiley   +1 more source

FRICTION AND WEAR BEHAVIOR OF SELECTED DENTAL CERAMICS

open access: yesSurface Review and Letters, 2009
The purpose of this study was to determine the friction coefficients and wear rates of six commercially available dental ceramics including IPS Empress 2 (E2), Cergo Pressable Ceramic (CPC), Cercon Ceram (CCS) and Super porcelain EX-3 (SPE). Bovine enamel (BE) was also tested as a reference material for comparison purposes.
Park, Jongee   +2 more
openaire   +4 more sources

Frictional Behavior of Natural Granite Gouges at Hydrothermal Conditions With Varied Initial Grain Size

open access: yesGeophysical Research Letters
Fine‐grained gouge found in fault cores controls earthquake generation through its frictional behavior and microstructural evolution. Here we present friction experiments on natural granitic gouges of various initial grain sizes at hydrothermal ...
Huiru Lei   +4 more
doaj   +1 more source

Cross Scale Tribological Behavior of Textured High-Entropy Alloy Coatings

open access: yesLubricants
This paper presents a cross-scale model for predicting the tribological behavior of textured coatings made of high-entropy alloys. The research methodology includes molecular dynamic modeling, a modified fractal surface model, and the Green’s method with
Yazhou Mao   +4 more
doaj   +1 more source

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