Results 51 to 60 of about 41,574 (259)

Conformal Metallosaccharide Hybrid Films for Protecting Wood Surfaces From Environmental Damage

Advanced Functional Materials, EarlyView.
Ti‐ribose hybrid films fabricated by molecular layer deposition form a conformal and uniform coating on wood surfaces, which provides water repellence, dimensional stability, and resistance to acidic and alkaline environments, while preserving the natural appearance.
Wenwen Wang, Aranzazu Sierra Fernandez, Gabriele Botta, Evgenii Modin, Iva Šarić Janković, Shidong Ji, Junli Liu, Mato Knez   +7 more
wiley   +1 more source

Effects of Profile Modification on Elastohydrodynamic Lubrication of Straight Bevel Gear

Jixie chuandong, 2019
In order to solve the spur bevel gear end meshing problem， through the straight tooth bevel gear profile modification， improve the small end of the oil film carrying capacity， making the distribution of load along the width of the tooth evenly.
Cong Wei, Youqiang Wang, Yabo Zhou, Shenwen Long   +3 more
doaj  

SOLUTION AND ANALYSIS OF THERMAL ELASTOHYDRODYNAMIC LUBRICATION MODEL FOR TOOTH AND SLIDING RING COMBINED SEAL

Jixie qiangdu, 2022
Combined with the high pressure and high temperature working condition and the characteristics of tooth and sliding ring combined seal, the mathematical model of the rotating slip ring type combined seal is established based on the theory of ...
ZHANG Yi, YANG Qiang, YANG Lin, WANG HaiJuan, XIONG ZiJie, XIONG SiYang, ZHONG SiPeng   +6 more
doaj  

Atomized Oxidative Polymerization as a 3D Printing Platform for Binder‐Free, Bulk Conductive Polymer Architectures

Advanced Functional Materials, EarlyView.
Co‐delivery of electrosprayed EDOT and oxidant enables bulk oxidative polymerization during layer‐by‐layer fabrication, creating stable, highly conductive 3D PEDOT structures. This Atomized Oxidative Polymerization (AOP) overcomes the surface deposition‐only and matrix‐limited conductivity of conventional Vapor Phase Polymerization (VPP) and PEDOT:PSS ...
Tazdik Patwary Plateau, Hiep Pham, Jonghyun Park   +2 more
wiley   +1 more source

Superhydrophobic and Superlipophilic Low Density Polyethylene/Styrene–Butadiene Rubber Thermoplastic Vulcanizate Film for Pressure‐Responsive Continuous Oil–Water Separation

Macromolecular Materials and Engineering, 2023
In recent years, with the continuous discharge of wastewater, which has caused serious environmental pollution, it is a task to separate oil or water from wastewater.
Ping Huang, Junhao Wang, Dazhi Zhu, Zhaobo Wang   +3 more
doaj   +1 more source

Research on the conversion method between the maximum oil film pressure and the measuring point oil film pressure of the tilting pad journal bearing

Journal of Physics: Conference Series
Abstract Currently, in order for the Chinese naval forces to achieve strategic transformation and move towards the deep blue sea, there is an urgent need to enhance the capabilities of far-sea operations. Most naval ships in various countries use gas turbines as the power source, and the bearings supporting the transmission shafts of gas
Xiaodong Guo, Minxuan Zou, Pengpeng Wang, Xiao Guo, Gang Zhang   +4 more
openaire   +1 more source

Review of Thermally Activated Twisted Coiled Polymer Actuators: A Materials Science Perspective

Advanced Functional Materials, EarlyView.
Thermally activated twisted and coiled polymer actuators (TCPAs) combine lightweight design, large deformation, and scalable fabrication for soft robotic and wearable applications. This review connects polymer structure, processing history, helix geometry, and thermomechanical characterization to actuator performance, highlighting current challenges in
Nadja Schenk, Lukas Benecke, Chokri Cherif, Johannes Mersch   +3 more
wiley   +1 more source

Study on Deformation Characteristics of Hollow Shaft of Grinding Mill’s Sliding Shoe Bearing Based on Fluid–Structure Interaction

Lubricants
The sliding shoe bearing serves as a critical rotary support component in large grinding mills. The deformation of the hollow shaft under operating conditions is a pivotal factor governing the uniformity and stability of the lubricating oil film ...
Yikai Zheng, Lun Li, Yujun Xue, Hanqi Wu, Yipeng Ren, Jiayi Zhao   +5 more
doaj   +1 more source

Surprising Water Slipping Performance on Highly Hydrophilic PEG‐Derived Monolayer‐Covered Surfaces: Preparation, Mechanism, and Application

Advanced Functional Materials, EarlyView.
Highly hydrophilic surfaces (water contact angle, ≈17.7°) exhibiting surprising water slipping performance (sliding angle, ≈7.3°) are successfully prepared via simple chemisorption of polyethylene glycol (PEG) organosilane and subsequent alkali‐treatment.
Hyeonjin Kim, Kouki Akaike, Jerred Wassgren, Hiroshi Kakiuchida, Masahisa Okada, Atsushi Hozumi   +5 more
wiley   +1 more source

Marine Four-Stroke Diesel Engine Crankshaft Main Bearing Oil Film Lubrication Characteristic Analysis

Polish Maritime Research, 2018
The Craig-Bampton modal synthesis method was used to establish the dynamic model of marine four-stroke diesel engine body and crankshaft. Based on the Greenwood/Tripp microlong contact theory considering the surface roughness and the generalized Reynolds
Xian Bin Teng, Jun Dong Zhang
doaj   +1 more source