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| 1 | Designing soft/hard double network hydrogel microsphere/UHMWPE composites to promote water lubrication performance显示文摘Several soft tissues residing in the living body have excellent hydration lubrication properties and can provide effective protection during relative motion.In order to apply this advantage of soft matters in practical applications and try to avoid its disadvantage,such as swelling and weakening in water,a design strategy of a soft/hard double network(DN)hydrogel microsphere modified ultrahigh molecular weight polyethylene(UHMWPE)composite is proposed in this study.A series of microspheres of urea-formaldehyde(UF),polyacrylamide(PAAm)hydrogel,UF/PAAm double network,and their composites were prepared.The mechanical properties,swelling,wettability,friction properties,and the lubrication mechanisms of the composites were investigated.The results show that DN microspheres can have an excellent stability and provide hydration lubrication.The performance of 75 DN-1 composite was superior to others.This finding will provide a novel strategy for the development of water-lubricated materials and have wide application in engineering fields. | Chaobao WANG Xiuqin BAI Conglin DONG Zhiwei GUO Chengqing YUAN Anne NEVILLE | 2021 | Friction2021,9,3: | 3 |
| 2 | Joint us- er clustering and resource allocation for device-to-device communication underlaying MU-MIMO cellular networks显示文摘 | WANG Qiang LAI Conglin DONG Yue | 2015 | EURASIP Journal on Wireless Communications and Networking2015,2015,1: | 1 |
| 3 | Marine Propulsion System Reliability Research Based on Fault Tree Analysis显示文摘 | Conglin Dong Chengqing Yuan Zhenglin Liu | 2013 | Advanced Shipping and Ocean Engineering2013,2,1: | 1 |
| 4 | Friction reduction behavior of oil-infused natural wood显示文摘Natural materials tend to exhibit excellent performance in the engineering field because of their structure and special functions.A natural red willow,called natural porous wood material(NPWM),was found,and wear tests were conducted to determine its potential as an oil-impregnated material by utilizing its special porous structure.Fluorination treatment was adopted to improve the NPWM properties for absorbing and storing lubricating oil.The different contributions of soaking and fluorination-soaking treatments on the tribological properties of NPWMs and their respective mechanism of effect were revealed.The results showed that the fluorination-soaking treatment helped absorb and store sufficient lubricating oil in the NPWM porous structure;therefore,more lubricating oil would be squeezed out and function as a tribol-film between contacting surfaces during the friction process,thus ultimately contributing to stable and smooth wear responses even under prolong friction.However,the formation of an oil-in-water emulsion,caused by the buoyancy effect,destroyed the oil films on the worn NPWM surface in a water environment,resulting in higher coefficients of friction(COFs)under water conditions than under dry friction,even after the fluorination-soaking treatment.The knowledge gained herein could not only verify the potential of NPWM as an excellent oil-impregnated material in the engineering field but also provide a new methodology for the design of artificial porous materials with stable and smooth friction processes. | Shutian LIU Conglin DONG Chengqing YUAN Xiuqin BAI | 2022 | Friction2022,10,11: | 0 |
| 5 | Research Advances of Black Spot on Marigold显示文摘Marigold( Tagetes erecta) originated in South America is the main raw material of lutein,which plays a vital role in treating macula lutea retinae,improving immunity and delaying aging. Black spot is the main disease reducing marigold production. This paper concluded occurrence and damage of black spot,the species and symptoms of pathogens,pathogenic factors,selection of disease-resistant varieties and effective means against black spot,and made a briefly analysis of the existing problems and the corresponding solutions,in order to provide a theoretical basis for disease-resistant breeding of marigold. | Feng Qianqian Chen Dongliang Cheng Xi Dong Ran Li Mingyuan Huang Conglin | 2015 | Plant Diseases and Pests2015,6,6: | 0 |
| 6 | Review of the evolution and prevention of friction,wear,and noise for water-lubricated bearings used in ships显示文摘With the development of green tribology in the shipping industry,the application of water lubrication gradually replaces oil lubrication in stern bearings and thrust bearings.In terms of large-scale and high-speed ships,water-lubricated bearings with high performance are more strictly required.However,due to the lubricating medium,water-lubricated bearings have many problems such as friction,wear,vibration,noise,etc.This review focuses on the performance of marine water-lubricated bearings and their failure prevention mechanism.Furthermore,the research of marine water-lubricated bearings is reviewed by discussing its lubrication principle,test technology,friction and wear mechanism,and friction noise generation mechanism.The performance enhancement methods have been overviewed from structure optimization and material modification.Finally,the potential problems and the perspective of water-lubricated bearings are given in detail. | Zhuo ZHANG Wu OUYANG Xingxin LIANG Xinping YAN Chengqin YUAN Xincong ZHOU Zhiwei GUO Conglin DONG Zhenglin LIU Yong JIN Jinhua XIAO | 2024 | Friction2024,12,1: | 0 |
| 7 | Assessment model for tribological property of ceramic/stainless steel rubbing pairs in H_2O_2 solution显示文摘The tribological properties of ZrO2 ceramic and 1Cr18Ni9Ti stainless steel rubbing pairs were investigated using a special tribo-tester under different concentrations of hydrogen peroxide (H2O2) solution.The comparison analyses of the friction coefficients,worn volume rates,worn particles and surface roughness were conducted under the tested conditions.There were significant differences of the tribological properties of the rubbing pairs in the different concentrations H2O2 solution because of oxidation and corrosion.This research has revealed that the main wear mechanisms between the rubbing pairs are severe adhesive wear,abrasive wear and corrosive wear in the H2O2 solution with different concentrations.A model has been established to assess the most suitable concentration of the H2O2 solution for the tribological properties of the rubbing pairs.The result shows that 50% concentration of the H2O2 solution is the most suitable.The assessment result is consistent with the experimental result.It is believed that the knowledge gained in this study is useful for the optimization of the friction pairs in the extreme condition. | DONG CongLin YUAN ChengQing LI Jian YAN XinPing | 2013 | Science China(Technological Sciences)2013,56,12: | 0 |