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372篇 您的检索式:作者名="DENING"
    题名 作者 年代 出处 被引量
1Inflammation and brain injury: Acute cerebral ischaemia, peripheral and central inflammation显示文摘A. Denes P. Thornton N.J. Rothwell S.M. Allan 2009Brain Behavior and Immunity2009,,5:3
2Adaptive estimation and nonlinear variable gain compensation of the contouring error for precise parametric curve following显示文摘Contour following is one of the most important issues faced by many computer-numerical-control(CNC) machine tools to achieve high machining precision. This paper presents a new real-time error compensation method aiming at reducing the contouring error caused by facts such as servo lag and dynamics mismatch in parametric curved contour-following tasks. Due to the lack of high-precision contouring-error estimation method for free-form parametric curved toolpath, the error can hardly be compensated effectively. Therefore, an adaptive accurate contouring-error estimation algorithm is proposed first, where a tangential-error backstepping method based on Taylor's expansion is developed to rapidly find the closest point on the parametric curve to the actual motion position. On this foundation, the contouring error is compensated using a proposed nonlinear variable-gain compensation method, where the compensation gain is obtained according to not only the contouring-error magnitude but also its direction variation. The stability of the system after compensation is analyzed afterwards according to the Jury stability criterion.By design of the compensator in accordance with the presented contouring-error compensation method as well as the stability analyzation result, the balance between the response speed and the contour control stability can be effectively made. Experimental tests demonstrate the feasibility of the presented methods in both contouring-error estimation and contour-accuracy improvement.Contributions of this research are significant for enhancing the contour-following performance of the CNC machine tools.JIA ZhenYuan SONG DeNing MA JianWei ZHAO XiaoXuan SU WeiWei 2017Science China(Technological Sciences)2017,60,10:2
3Estrogen inhibits Fas-mediated apoptosis in experimental stroke显示文摘Jia Jia Dening Guan Wenjing Zhu Nabil J. Alkayed Michael M. Wang Zichun Hua Yun Xu 2008Experimental Neurology2008,,1:2
4ZSM-5 zeolite with enhanced acidic properties显示文摘Le Van Mao R Le T S Fairbain M Muntasar A Xiao S Denes G 0,,:2
5Pre-Compensation for Continuous-Path Running Trajectory Error in High-Speed Machining of Parts with Varied Curvature Features显示文摘Parts with varied curvature features play increasingly critical roles in engineering, and are often machined under high-speed continuous-path running mode to ensure the machining efficiency. However, the continuous-path running trajectory error is significant during high-feed-speed machining, which seriously restricts the machining precision for such parts with varied curvature features. In order to reduce the continuous-path running trajectory error without sacrificing the machining efficiency, a pre-compensation method for the trajectory error is proposed. Based on the formation mechanism of the continuous-path running trajectory error analyzed, this error is estimated in advance by approximating the desired toolpath with spline curves. Then, an iterative error pre-compensation method is presented. By machining with the regenerated toolpath after pre-compensation instead of the uncompensated toolpath, the continuous-path running trajectory error can be effectively decreased without the reduction of the feed speed. To demonstrate the feasibility of the proposed pre-compensation method, a heart curve toolpath that possesses varied curvature features is employed.Experimental results indicate that compared with the uncompensated processing trajectory, the maximum and average machining errors for the pre-compensated processing trajectory are reduced by 67.19% and 82.30%, respectively. An easy to implement solution for high efficiency and high precision machining of the parts with varied curvature features is provided.JIA Zhenyuan SONG Dening MA Jianwei GAO Yuanyuan 2017Chinese Journal of Mechanical Engineering2017,30,1:2
6Synthesis of polyaniline using horseradish peroxidase immobilized on plasma-functionalized polyethylene surfaces as initiator显示文摘Alvarez S Manolache S Denes F 2003Journal of Applied Polymer Science2003,88,2:1
7Effect of abutment tooth color,cement color,and ceramic thickness on the resulting optical color of a CAD/CAM glass-ceramic lithium disilicate reinforced crown显示文摘Yada Chaiyabutr John C Kois Dene LeBeau 2011J Prosthet Dent2011,105,:1
8Inhibition of VEGF receptor 2 in- creased cell death of dentate hilar neurons after traumatic brain injury 显示文摘Cheol L Denes VA 2009Experimental Neurology2009,220,2:1
9Delayed administration of interleukin-1 receptor antagonist reduces ischemic brain damage and inflammation in comorbid rats显示文摘Pradillo JM Denes A Greenhalgh AD 2012J Cereb Blood Flow Metab2012,32,9:1
10Role of FGF10/FGFR2b signaling during mammary gland development in the mouse embryo 显示文摘Mailleux AA Spencer - Dene B Dillon C 2002Development2002,129,1:1
11British Society for Medical Mycology proposed standards of care for patients with invasive fungal infections显示文摘Dening DW Kibbler CC Barnes RA 2003Lancet Infect Dis2003,3,4:1
12Diagnostic applica- tion of immunoperoxidase monolayer assay using mono- clonal antibodies produced against equine arteritis virus 14-kDa nucleocapsid protein显示文摘Hornyak A Denes B Szeredi L 2004Hybridoma and Hybri- domics2004,23,6:1
13A comparative study on constitutive relationship of as-cast 904L austenitic stainless steel during hot deformation based on Arrhenius-type and artificial neural network models显示文摘Ying Han Guanjun Qiao JiaPeng Sun Dening Zou 2013Computational Materials Science2013,,:1
14Kinetics and mechanism of the decomposition of tetrathionate ion in alkaline medium显示文摘DENES V HORVATH A K 2007Inorganic Chemistry2007,46,:1
15Acousto-optic tunable filters in imaging applications 显示文摘Denes L J Gottlieb M S Kaminsky B 1997Optical Engineering1997,37,:1
16Interleukin-1 mediates neuroin- flammatory changes associated with diet-induced atherosclerosis 显示文摘Denes A Drake C Stordy J 2012J Am Heart Assoc2012,1,00:1
17First case of osteomyelitis due to Erysipelothrix rhusiopathiae: pubicosteomyelitis inagored farmer显示文摘DENES E CAMILLERI Y FIORENZAF 2015Int J infect Dis2015,30,:1
18The effect of numerical distance and stimulus probability on ERP components elicited by numerical incongruencies in mental addition显示文摘Denes S Valeria Csepe 2005Cognitive Brain Research2005,22,:1
19Hydrobonding and cristallization behaviour of segmented polyurethaneurea:Effects of hard segment concentrantion 显示文摘Xiu Yuying Zhang Zhiping Wang Dening 1992Polym Rept1992,3,6:1
20An immunohistochemical study of colon adenomas and carcinomas:E-cadherin,Syndecan-1,Ets-1显示文摘PAP Z PAVAI Z DENES L 2009Pathol Oncol Res2009,15,4:1
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