搜索结果: 151-165 共查到“知识库 高能物理学”相关记录3205条 . 查询时间(2.446 秒)
Is the Schwarzschild Metric a Vacuum Solution of the Einstein Equation?
the Schwarzschild Metric Vacuum Solution the Einstein Equation
2011/9/13
This paper examines the inhomogeneous Einstein equation for a static spherically symmetric metric with a source term corresponding to perfect fluid with p = −. By a careful treatment of the equ...
Circular polarization control for the European XFEL in the soft X-ray regime
XFEL Circular polarization European
2011/8/31
The possibility of producing X-ray radiation with high degree of circular polarization is an important asset at XFEL facilities. Polarization control is most important in the soft X-ray region.However...
An efficient algorithm for the computation of the trace of the symmetrized product of an arbitrary number of Dirac matrices with two indices
Clifford algebra and Dirac matrices, Field theories in higher dimensions, Computer algebra
2011/9/13
Let a be Dirac matrices in d-dimensional Minkowski spacetime, and let i = Bab i ab, where ab = [ab] and Bab i are arbitrary antisymmetric tensors. Th...
Comment on "Particle acceleration by stimulated emission of radiation near a solid-state active medium"
Particle acceleration stimulated emission of radiation
2011/8/31
In a recent Letter,V. Berezovsky, H. Alam, and L. Sch鋍hter have reported 揳cceleration of electrons moving in free space near an active Nd:YAG slab? The reported mechanism is particle acceleration by s...
The Self Stimulated Undulator Klystron (SSUK) and its possible applications in the Particle Accelerator Physics,incoherent Self-Stimulated Undulator Radiation Sources(SSUR) and Free-Electron Lasers (F...
A new design for the CERN-Fréjus neutrino Super Beam
the CERN-Fréjus neutrino Super Beam Physics goals
2011/8/30
We present an optimization of the hadron focusing system for a low-energy high intensity conventional neutrino beam (Super-Beam) proposed on the basis of the HP-SPL at CERN with a beam power of 4 MW a...
Overview of the Tevatron Collider Complex: Goals, Operations and Performance
Accelerator Subsystems and Technologies Instrumentation for particle accelerators and storage rings - high energy (linear accelerators, synchrotrons)
2011/8/29
ABSTRACT: For more than two decades the Tevatron proton-antiproton collider was the centerpiece of the world’s high energy physics program. The collider was arguably one of the most complex research i...
The main goal of the AEGIS experiment at the CERN Antiproton Decelerator is the test of fundamental laws such as the Weak Equivalence Principle (WEP) and CPT symmetry. In the first phase of AEGIS, a b...
The field of dark matter direct detection has seen important contributions in recent years from experiments involving liquid noble gases, specifically liquid argon and liquid xenon. These detection me...
本文主要讨论硅基单芯片集成的三轴压阻式MEMS加速度计芯片的建模与仿真。通过有限元软件ANSYS建立的结构模型可以较好的理解和分析所要设计的加速度芯片在承受任意不同轴向加速度所产生惯性力时的静态表现。利用有限元软件ANSYS我们详细分析了各个悬臂梁在承受不同轴向惯性力时的应力变化，确定出敏感电阻的位置。通过LS-DYNA软件对所设计的加速度计芯片进行了不同方向撞击刚性墙时的器件受力分析，分析结果表...
快速有效的促晶方法是实现气体水合物蓄冷技术的关键. 从增大一氟二氯乙烷(HCFC141b)和水的互溶度和相界面出发, 制备了HCFC141b 微乳液, 对比研究了HCFC141b微乳液和HCFC141b/水粗混合体系中的HCFC141b 水合反应诱导时间和过冷度, 分析了水合物生长特征; 在此基础上利用纳米粒子强化传热的特点, 考察了混合体系中添加纳米Cu 粒子和纳米Al2O3 粒子对水合反应的影...
基于新的数值积分粒子滤波的机载无源定位算法
无源定位 粒子滤波 求积分卡尔曼滤波(QKF)
2014/4/15
针对机载无源定位这一多维非线性滤波问题，提出一种新的用3阶数值积分卡尔曼滤波算法来产生重要性密度函数的粒子滤波算法。新算法采用球形和径向数值积分规则选取积分点和确定相应的权值，得出的积分点数仅为状态维数的二倍，大幅的减少了计算量，较好地解决了求积分卡尔曼粒子滤波算法（Quadrature Kalman Particle Filter, QPF）在高维滤波时存在计算量大的问题；而且通过设定比例因子使...
Top quark forward-backward asymmetry at Tevatron and its implications at the LHC
quark asymmetry LHC
2011/4/7
Top quark forward-backward asymmetry at Tevatron and its implications at the LHC。
Long-Range Lepton Flavor Interactions and Neutrino Oscillations 。