Results 61 to 70 of about 115,045 (334)

Smart, Bio‐Inspired Polymers and Bio‐Based Molecules Modified by Zwitterionic Motifs to Design Next‐Generation Materials for Medical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Bio‐based and (semi‐)synthetic zwitterion‐modified novel materials and fully synthetic next‐generation alternatives show the importance of material design for different biomedical applications. The zwitterionic character affects the physiochemical behavior of the material and deepens the understanding of chemical interaction mechanisms within the ...
Theresa M. Lutz   +3 more
wiley   +1 more source

Research of Intelligent Centralized Lubrication System and Its Development

open access: yesGong-kuang zidonghua, 2010
In view of the problems that lubricating failure frequently took place in traditional single-strand and double-strand lubrication system because of their unreasonable design,a design scheme of intelligent centralized lubrication system was put forward ...
WANG Li, SU Bo
doaj  

Characteristics Study of In-Situ Capacitive Sensor for Monitoring Lubrication Oil Debris

open access: yesSensors, 2017
As an essential part of engine health monitoring (EHM), online lubrication oil debris monitoring has recently received great attention for the assessment of rotating and reciprocating parts in aero-engines, due to its high integration, low cost and safe ...
Zhibin Han, Yishou Wang, Xinlin Qing
doaj   +1 more source

Calibration of lubrication force measurements by lattice Boltzmann simulations [PDF]

open access: yes, 2009
This paper was presented at the 2nd Micro and Nano Flows Conference (MNF2009), which was held at Brunel University, West London, UK. The conference was organised by Brunel University and supported by the Institution of Mechanical Engineers, IPEM, the ...
2nd Micro and Nano Flows Conference (MNF2009)   +2 more
core  

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

Design and control strategy of intelligent lubrication system for mine hoist head sheave

open access: yesMeitan xuebao
The sheave is an important part of a mine hoisting system. Once it fails, it will not only affect the production efficiency of coal mine, but also cause some safety risks. Poor lubrication is one of the main causes of sheave failure.
Ziming KOU, Tengyu LI, Juan WU
doaj   +1 more source

Lubricant-free deep drawing using CO2 and N2 as volatile media injected through laser-drilled microholes

open access: yesMATEC Web of Conferences, 2018
Most metal forming processes use lubricants based on mineral oils as an intermediate medium to reduce friction and wear. To avoid the well-known drawbacks of oil lubrication, a novel and environment friendly lubrication system for deep-drawing processes ...
Zahedi Ehsan   +7 more
doaj   +1 more source

Computational Analysis of Air Lubrication System for Commercial Shipping and Impacts on Fuel Consumption

open access: yesComputation, 2020
Our study presents the computational implementation of an air lubrication system on a commercial ship with 154,800 m3 Liquified Natural Gas capacity. The air lubrication reduces the skin friction between the ship’s wetted area and sea water.
Andreas G. Fotopoulos   +1 more
doaj   +1 more source

Reconfigurable Metamirrors Based on Compliant Mechanisms

open access: yesAdvanced Functional Materials, EarlyView.
Providing the basis for numerous practical applications, the reconfigurability of metadevices is of great importance. Through the integration of controlled mechanical deformation with chiral meta‐atoms, a compliant mechanism based metamirror is demonstrated for active control over the polarization of electromagnetic waves.
Galestan Mackertich‐Sengerdy   +3 more
wiley   +1 more source

Green-Emitting Carbon Quantum Dots: Highly Sensitive Temperature Sensing Probe in Nanocomposite and Lubrication System

open access: yesLubricants
Carbon quantum dots (CQDs) have already demonstrated their utility as lubricant additives, and non-contact temperature sensing based on CQDs offers considerable potential for condition monitoring in mechanical, electrical, and other fields, as well as ...
Jiannan Sun   +5 more
doaj   +1 more source

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