北京大学SASE FEL的参数优化研究

来源 :高能物理与核物理 | 被引量 : 0次 | 上传用户：tjc

【摘要】

：

SASE FEL是获得短波长X射线激光的最佳途径,SASE FEL的理论和实验研究是当前FEL研究的热点. 本文利用北京大学超导加速器装置提供的电子束,通过解析理论和3D模型的数值模拟方

【作者】

：

丁原涛黄森林赵夔全胜文向蓉王宇刚陈佳洱

【机构】

：

北京大学物理学院重离子物理研究所

【出处】

：

高能物理与核物理

【发表日期】

：

2004年期

【关键词】

：

SASE FEL 饱和长度外聚焦平面扭摆器增益长度

【基金项目】

：

国家重点基础研究发展计划(973计划);

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

SASE FEL是获得短波长X射线激光的最佳途径,SASE FEL的理论和实验研究是当前FEL研究的热点. 本文利用北京大学超导加速器装置提供的电子束,通过解析理论和3D模型的数值模拟方法得到了实现SASE FEL的扭摆器的优化参数,并讨论了电子束的束流品质参数对SASE FEL的饱和长度和功率的影响,对加速器的设计和调试有重要的参考意义.

其他文献

二次微分系统(x)＝-y+lx2+mxy,(y)＝x(1+ax+by)的极限环问题

研究了特殊Ⅲ类二次微分系统(x)＝-y+lx2+mxy,(y)＝x(1+ax+by)的极限环的最大个数问题. 纠正了索明霞和岳锡亭的文章(微分方程年刊, 2003,19(3):397401)中的一些错误. 通过将所研

期刊

二次微分系统极限环细焦点quadratic differential systemlimit cycleweak focus

Recent Advances in the Use of Statistical Mechanics to Establish Molecular Thermodynamic Models for

Based on statistical mechanics,a review of recent theoretical studies of real electrolyte solutions is presented from three aspects,namely,molecular simulation,

期刊

statistical mechanicselectrolyte solutionsmolecular simulationperturbation th

High performance parallel computing of large eddy simulation of the flow in a curved duct with squar

Large eddy simulation(LES) cooperated with a high performance parallel computing method is applied to simulate the flow in a curved duct with square cross secti

期刊

turbulent flowlarge eddy simulationfinite element methoddomain decomposition

Analysis of the heat transfer in unsymmetrically heated triangular microchannels in slip flow regime

A theoretical analysis of heat transfer characteristics is presented for the fully developed laminar flow of the incompressible gas in the triangular microchann

期刊

slip flow regimetriangular microchannelunsymmetrical thermal boundaryheat tra

Robust strictly positive real synthesis for polynomial families of arbitrary order

For any two n-th order polynomials a(s) and b(s), the Hurwitz stability of their convex combination is necessary and sufficient for the existence of a polynomia

期刊

robust stabilitystrict positive realnessrobustness analysis and synthesispoly

The first cohomology group of trivial extensions of special biserial algebras

Given a finite dimensional special biserial algebra A with normed basis we obtain the dimension formulae of the first Hochschild homology groups of A and the ve

期刊

Hochschild (co)homologytrivial extensionspecial biserial algebra

Silica-Based Solid Phase Extraction of DNA on a Microchip

Micro total analysis systems for chemical and biological analysis have attracted much attention.However,microchips for sample preparation and especially DNA pur

期刊

DNA purificationsample preparationsolid phase extractionmicrochipsilica

Phylogeny of the cuttlefishes (Mollusca:Cephalopoda) based on mitochondrial COI and 16S rRNA gene se

To clarify cuttlefish phylogeny, mitochondrial cytochrome c oxidase subunit I (COI) gene and partial 16S rRNA gene are sequenced for 13 cephalopod species. Phyl

期刊

phylogenycephalopodscuttlefishCOI16S rRNA

The Gridless Plasma Ion Source(GIS)for Plasma Ion Assisted Optical Coating

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7

期刊

plasma ion sourceplasma asisted depositionoptical coating

Statistical significance of non-reproducibility of cross sections measured in dissipative reactions

Two independent measurements of cross sections for the 19F+93Nb dissipative heavy-ion collision (DHIC) have been performed at incident energies from 100 to 108

期刊

DHICNon-reproducibilityProbability distributionNuclear reaction cross section

北京大学SASE FEL的参数优化研究

其他学术论文