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8篇 您的检索式:作者名="Y.TOMITA"
    题名 作者 年代 出处 被引量
1高分子材料平面应变拉伸变形局部化显示文摘将基于应变软化玻璃状高分子材料微观特征建立的BPA8-链分子网络模型引入UpdatingLagrange有限元方法,建立了适于变形局部化分析的大变形弹塑性有限元驱动应力法.在此基础上,数值模拟了初始各向同性高分子材料平面应变拉伸变形局部化的传播过程.探讨了BPA模型对具有加工硬化特性的结晶性高分子材料变形分析的适应性;分析了局部化传播过程中颈缩截面的非均匀应力三轴效应;最后。胡平 Y.Tomita 1996力学学报1996,28,5:5
2查看详情显示文摘T.Hasegawa Y.Tomita A.Kohyama 0,,263:1
3查看详情显示文摘X.Yuan Y.Tomita 0,,:1
4Overall Features of EAST Operation Space by Using Simple Core-SOL-Divertor Model显示文摘A simple Core-SOL-Divertor(C-S-D)model has been developed to investigate qual-itatively the overall features of the operational space for the integrated core and edge plasma.Toconstruct the simple C-S-D model,a simple core plasma model of ITER physics guidelines anda two-point SOL-divertor model are used.The simple C-S-D model is applied to the study ofthe EAST operational space with lower hybrid current drive experiments under various kinds oftrade-off for the basic plasma parameters.Effective methods for extending the operational spaceare also presented.From this study for the EAST operational space,it is evident that the C-S-Dmodel is a useful tool for understanding qualitatively the overall features of the plasma operationalspace.R.HIWATARI A.HATAYAMA 朱思铮 T.TAKIZUKA Y.TOMITA 2006Plasma Science and Technology2006,8,1:1
5Stationary Potential Formation and Oscillations in Plasma with Immovable Dust Particles显示文摘Stationary electrostatic-potential formation in plasma with immovable dust particles was investigated by using one-dimensional kinetic analysis. It is clarified that the density of negatively charged dust particles below the threshold value makes the potential decrease monotonically. When the dust densities are above the threshold, there appears the stationary oscillation in an electrostatic potential due to the streaming plasma. It is found that the wavelength of this mode is of the order of Debye length. These phenomena are different from those of the conventional dust ion-acoustic waves in plasma, where the effect of dust-charging is not taken into account.Y.Tomita R.Smirnov S.Zhu 2005Plasma Science and Technology2005,7,1:0
6Analysis on EAST LHCD Operation Space by Using Simple Core-SOL-Divertor Model显示文摘一个简单 core-SOL-divertor 模型(CSD 模型) 被开发调查外套为综合核心和边血浆运作的空间展示的品质上。在 CSD 模型, ITER 物理指南的核心血浆模型和二点的 SOL-divertor 模型被使用。这个 CSD 模型被二维的 diver 岩山运输代码(B2-EIRINE ) 并且由再循环数据库的 JT-60U diver 岩山验证,并且这个模型对 diver 岩山血浆的低再循环、高再循环的状态适用。CSD 模型为基本血浆参数,和在运作的空格和血浆分泌物持续时间之间的关系在交易的各种各样的类型下面与更低的混合当前的开车被用于 EAST 运作的空格的学习也被讨论。R.HIWATARI A.HATAYAMA S.ZHU Y.TOMITA 2009Plasma Science and Technology2009,11,4:0
7Predictions for EAST Divertor Performance显示文摘A detailed study of the divertor performance in EAST has been performed for bothits double null(DN)and single null(SN)configurations.The results of application of the SOLPS(B2-Eirene)code package to the analysis of the EAST divertor are summarized.In this work,we concentrate on the effects of increased geometrical closure and of magnetic topology variationon the scrape-off layer(SOL)and divertor plasma behavior.The results of numerical predictionsfor the EAST divertor operational window are also described in this paper.A simple Core-SOL-Divertor(C-S-D)model was applied to investigate the possibility of extending plasma operationalspace of low hybrid current drive(LHCD)experiments for EAST.朱思铮 R.HIWATARI A.HATAYAMA Y.TOMITA 2006Plasma Science and Technology2006,8,1:0
8Induced Charge of Spherical Dust Particle on Plasma-facing Wall in Non-uniform Electric Field显示文摘Induced charge of a spherical dust particle on a plasma-facing wall was investigatedanalytically,where non-uniform electric field was applied externally.The one-dimensional non-uniform electrostatic potential was approximated by the polynomial of the normal coordinatetoward the wall.The bipolar coordinate was introduced to solve the Laplace equation of the in-duced electrostatic potential.The boundary condition at the dust surface determines the unknowncoefficients of the general solution of the Laplace equation for the induced potential.From theobtained potential the surface induced charge can be calculated.This result allows estimating theeffect of the surrounding plasma,which shields the induced charge.Y.TOMITA R.SMIRNOV 朱思峥 2006Plasma Science and Technology2006,8,1:0
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