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515篇 您的检索式:作者名="Godard"
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1Surface structuring of case hardened chain pins by cold-sprayed microparticles to modify friction and wear properties显示文摘This paper presents the results of the application of a cold spray technique for structuring metallic surfaces with microparticles.The resulting changes in surface properties were characterized to observe their influences on the tribological behavior of the structured surface.The spray technique was applied to a technical component,a 16MnCr5 steel chain pin,designed to be mounted in a linear reciprocating tribometer.TiO_2 microparticles were used to structure the surface with a homogeneous distribution of singly dispersed particles,rather than a homogeneous closed coating on the surface.Tribometer tests were performed to directly compare structured and unstructured chain pins,and a significantly reduced sliding friction coefficient was observed for the structured pin.The pins were characterized in detail by surface analysis prior to and after application of the tribological load to set the surface parameters and surface chemistry,even on the microscale.It was confirmed that the particle structuring induced changes in the surface properties,and the durability of the changes after tribological loading was evaluated.S. Buhl K. Schmidt D. Sappok R. Merz C. Godard E. Kerscher M. Kopnarski B. Sauer S. Antonyuk S. Ripperger 2015Particuology2015,13,4:2
2汶川地震同震滑坡物质在震区的滞留和运移及其对龙门山地形演化的影响显示文摘2008年M_W7.9汶川地震导致龙门山断裂发生强烈地壳变形,同时引发的巨量同震滑坡加速了该地区的地表剥蚀和河流侵蚀.然而,目前尚缺少系统的数据定量研究滑坡物质的运移以及河流侵蚀速率随时间的演化规律,这些对理解龙门山前缘物质的再分配以及强震对活动造山带地形塑造的作用至关重要.为此,本研究在汶川地震后的6年间,对震区沱江上游3条支流湔江、石亭江、绵远河流域进行了多期次的定点现代河沙采样.通过系统测量河沙中的石英10Be浓度,并与震前已发表的数据进行对比,发现如下基本特点:(1)震后河沙10 Be浓度均有明显降低,表明同震滑坡物质对河沙的稀释作用;(2)震后河流对河沙的运移量增加为震前的1.3~18.5倍,因此震后龙门山地区侵蚀速率短期显著增加;(3)初步估计得到汶川地震产生的滑坡物质被完全运移出造山带所需要的时间至少为100~4000年,接近龙门山地区强震复发周期;(4)震间和同震产生的构造变形和地表剥蚀在空间上具有互补性.考虑到地表剥蚀引起的地壳均衡反弹效应,认为类似汶川地震的强震有利于龙门山的隆升.认识震前、震时和震后的地壳变形及侵蚀过程有助于更好地理解单次强震事件对高原边界龙门山地形演化的作用.王伟 刘静 Vincent Godard 张金玉 许冲 李志刚 徐心悦 许强 王鹏 谢克家 2018地球物理学报2018,61,5:2
3Is pulsed-field gel electrophoresis a valuable tool to identify nosocomial cases of Legionella pneumophila disease显示文摘Thouverez M Godard C Leprat R 2003J Hosp Infect2003,55,:1
4D Self recovering equalization and carrier tracking in two-dimensional data communication systems显示文摘Godard 1980IEEE Trans on Commun1980,28,11:1
5Self- recovering equalization and carrier tracking in two - dimensional data communications systems 显示文摘GODARD D N 1980IEEE Transactions on Communications1980,28,:1
6Geochemistry of abyssal peridotites (Mid-Atlantic Ridge, 15° 20' N, ODP Leg 209): implications for fluid/rock interaction in slow spreading environments 显示文摘Paulick H Bach W Godard M 2006Chemical Geology2006,234,3:1
7DNA damage and DNA adduct formation in rat tissues following oral administration of acrylamide 显示文摘MANIERE I GODARD T DOERGE D R 2005Mutat Res2005,580,122:1
8Self-recovering equalization and carrier tracking in two-dimensional data communication systems显示文摘Godard D N 0,,11:1
9Language and Sexual Difference:the Case of Translation显示文摘 Barbara 1984Atkinson Review of Canadian Studies1984,2,1:1
10Influence of interactions on the tensile behaviour of polystyrene filled with calcium carbonate显示文摘Godard P Bomal Y Biebuyck J J 1993Journal of Materials Science1993,28,24:1
11Geochemistry of Subduction Zone Serpentinites: A Review显示文摘DESCHAMPS F GODARD M GUILLOT S 2013Lithos2013,178,:1
12Self-recovering equalization and carrier tracking in two-dimensional data communication systems显示文摘 1980IEEE Trans Commun1980,28,11:1
13Self-recovering equalization and carrier-tracking in two-dimensional data communication systems显示文摘Godard D N 1980IEEE Trans on Communication1980,28,11:1
14Safety of inducing sputum in patients with asthma of varying severity显示文摘Dela Fuente PT Romagnoli M Godard P 1998Am J Respir Crit Care Med1998,157,11:1
15Patent foramen ovale:Association between the degree of shunt by contrast transesophageal echocardiography and the risk of future ischemic neurologic events显示文摘Stone DA Godard J Corretti MC 1996Am Heart J1996,131,:1
16Self-recovering equalization and carrier tracking in two-dimensional data communication systems显示文摘Godard D N 1980COM-28 IEEE Transaction on Communications1980,,:1
17Flow distribu tion in an eight level channel system 显示文摘Guyh Dituba Ngoma Francis Godard 2005Applied Thermal Engineering2005,25,:1
18Precipitation sequences during quenching of the AA 7010 alloy 显示文摘GODARD D ARCHAMBAULT P AEBY-GAUTIER E 2002Acta Materialia2002,50,:1
19DNA damage and DNA adduct formation in rat tissues following oral administration of acrylamide 显示文摘Maniere I Godard T Doerge DR 2005Mutation Research2005,580,12:1
20Review of Change at Work, by Peter Cappelli et al 显示文摘John Godard 1998British Journal of Industrial Reiations1998,,3:1
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