In this paper, a simple method for calculation of electromagnetic field due to horizontal current element is proposed based on the typical Summerfield Hertz vector.
提出一种根据经典的Summerfield赫兹矢量来计算空气和海水中水平直流电流元在半无限大海水空间中所产生的电磁场的简单方法,并用J。
According to typical Sommerfeld Hertz vector,the electromagnetic field expressions are derived when horizontal DC current element is located in air half-space and seawater half-space respectively.
根据经典的Sommerfeld赫兹矢量分别推导出了空气和海水中水平直流电流元的电磁场表达式 。
Based on solving the HZ vector π~() of a magnetic conductor sphere,the laws of magnetic field and the frequency-function produced by a magnetic conductor sphere in even alternating magnetic field are derived.
从求解导磁导电各向同性球体的赫兹矢量π*出发,推导出了导磁导电球体置于均匀谐变低频弱磁场中球体产生的磁场分布规律和球频率函数。
According to the principle of the photon echoes,the physical mechanism of the light information storage and restoration is investigated and discussed by numerical calculation with density matrix equation and analytic method with Bloch vectors in a Λ-three-level system.
以光子回波技术原理为基础,应用密度矩阵数值解和布洛赫矢量解析法,分析了Λ型三能级系统中实现光信息存储、提取的物理机制。
In the dressed state picture,the transition process and the time evolution dynamic process of a two-level system excited by the sinusoidal phase-modulated shaping pulse are investigated with the Bloch vector sphere schematic diagram.
在量子力学的缀饰态表象中,运用布洛赫矢量及其球形图,研究了正弦相位调制的整形脉冲作用到二能级系统的跃迁过程,对其随时间演化过程进行形象化动态分析。
Using the method of the Bloch vectors,the physics mechanism of the photon echo is analyzed with both the dressed state and quantum interference theory,and the physics picture for the interaction between light and atoms is given in detail.
采用布洛赫矢量方法,从量子干涉角度,用缀饰态理论对二能级系统光子回波机理进行了分析,清晰地给出了光与原子相互作用过程的物理描述。