以下为句子列表：
英文: A class of exact solutions of the Dirac equation are obtained for an electron in the electromagnetic field of a wave guide formed by two pairs of hyperbolic cylinders.
中文: 摘要研究了位于由两对双曲柱面构成的波导管电磁场里的单电子的性质，得到了单电子在场中狄拉克方程的新一类精确解；计算了极化算符的本征函数。
更详细...
英文: Apart from the mathematical properties of the Dirac operator we investigate the behavior of observables such as position, velocity, momentum, describe the Zitterbewegung, and formulate the localization problem.
中文: 除了狄拉克算子的数学工具之外,我们研究诸如位置，速度，动量等看得见的客观属性，描述了颤振，并阐述一些局部问题。
更详细...
英文: Midway up the slope, however, I staggered to a halt, gasping in the rarefied air, well before I reached the heights where the equations of Einstein and Dirac would have made sense.
中文: 可惜才到半山腰，便开始步履踉跄；空气稀薄，使我气喘吁吁，不得不停下脚步，而爱因斯坦和狄拉克的方程式却仍旧远在高处。
更详细...
英文: The kinematics of free electrons is described by the free Dirac equation, a four-dimensional system of partial differential equations.
中文: 自由电子的运动学由自由狄拉克方程——一个四维系统的偏微微分方程描述。
更详细...
英文: This paper systematically expounds the concrete forms and relevant problems of the coordinate functor and momentum functor in the coordinates and momentum presentations by way of the δ function and Dirac notation.
中文: 摘要本文利用δ函数，采用狄拉克符号，系统的阐述了坐标算符和动量算符分别在坐标和动量表像中的具体形式及相关问题。
更详细...
|
