Radar, light, and other electromagnetic waves transfer momentum and energy through space. 雷达、光和其它形式的电磁波将其动量和能量通过空间输送出去。
Formulae for Rotating Electrical Machines Derived by Electromagnetic Momentum Theory 用电磁场动量理论证明电机电磁转矩公式的统一性
In nature, the effect of the electromagnetic stirring on the characteristics of solidification is the comprehensive result of the heat, mass and momentum transport during solidification. 电磁搅动对凝固特性的影响实质上是导致凝固过程动量、热量及质量传输变化的综合结果。
Electromagnetic transitions of nuclei in angular momentum projection Hartree-Fock method 角动量投影HF方法中的电磁跃迁
Study on the conservation of electromagnetic field energy and angular momentum when neutral conductor spins in the even magnetic field 中性导体在磁场中旋转时电磁场能量及角动量守恒研究
Finally, in the presence of sources, the law of conservation of the electromagnetic field energy and momentum are discussed. 最后,证明了有磁源存在情况下电磁场的能量和动量守恒定律。
Electromagnetic Field Energy Momentum Tensor in External Region of Charged Spherical Symmetric Mass 荷电球对称质量外部区域的电磁场总能量
It is given that transformation relation on the three-dimensional electromagnetic energy density and energy current density and momentum density and momentum current density concerning two inertial system. 给出了三维电磁能量密度、能流密度、动量密度和动量流密度关于两个惯性系之间的变换关系。
The four-dimensional momentum current density tensor of electromagnetic field is defined. Both law of the electromagnetic energy transformation and conservation and law of the electromagnetic momentum transformation and conservation are written into four-dimensional covariant form. 定义了电磁场的四维动量流密度张量,并将电磁能量转化和守恒定律及动量转化和守恒定律写成了四维协变形式。
Motion of Charged Particle Electromagnetic Field and Conservation of Energy and Momentum 运动带电粒子的电磁场及其能量动量守恒
The electromagnetic momentum density of the electromagnetic polarization medium with uniform motion was calculated on the basis of the relativistic electromagnetic momentum density was derived in electromagnetic field in any inertia system. 导出了相对论电磁力矩密度矢量,由此可以在任何惯性系中计算电磁场中匀速运动的电磁极化介质的电磁力矩密度。
The space symmetry and the conservation of electromagnetic angular momentum 空间对称性与电磁角动量守恒
Relativistic Electromagnetic Momentum Density Vector 相对论电磁力矩密度矢量
We have fixed the vector mesons which play dominant roles for electromagnetic form factors of different octet strange baryons, and then the formulas which depend on the momentum transfer for these form factors have been obtained. 确定出对不同的八重态奇异重子电磁形状因子具体起着主导作用的矢量介子,得到了这些形状因子对动量转移的依赖公式。
As shown by the early experiments, electromagnetic form factors of nucleons which depend on momentum transfer can be well characterized by the dipole formula; the possible origin for this dipole formula has been interpreted in the framework of vector meson dominance model ( VMD) theoretically. 早期的实验结果显示,核子的电磁形状因子对动量转移的依赖关系可以用偶极经验公式很好的描述,理论上用矢量介子主导模型对这一公式的物理起源进行了解释。
Different from electromagnetic interaction, due to its non-Abelian color symmetry, the QCD has the property of asymptotic freedom at large momentum transfer, while remains strongly coupled at low energies. 不同于电磁相互作用,由于SU(3)非阿贝尔性质,量子色动力学有渐进自由性质,即在大动量转移下是渐进自由的,而在低能标下却是强耦合的。