2) Sommerfeld integrals
索末菲尔德积分
1.
In this paper, complete spectral integral representations (Sommerfeld integrals) of the electric-field-type dyadic Greens functions for half-space were derived via spectral-domain expansion of the radiation field of dipole located in free space.
从均匀介质中偶极子的辐射场出发,通过谱域展开,推导出半空间的电场型并矢格林函数谱域积分(索末菲尔德积分)形式的完整表达,包括场点与源点处于同侧或异侧时对应的格林函数,重点讨论了场点和源点在垂直方向重合时的结果及其物理解释,排除了一般表达式在场源横向距离为零时会出现奇异性的问题。
3) Sommerfeld type integral
索末菲尔德型积分
1.
An accurate and efficient method for computing Sommerfeld type integrals is crucial in the analysis of the electromagnetic waves for radiators and scatters in the presence of a conducting half-space.
精确有效地计算索末菲尔德型积分是分析导电媒质半空间电磁波辐射和散射问题的关键。
4) Sommerfeld partials
索末菲尔德分枝比率
5) Sommerfeld integral
索末菲积分
1.
By the transformation of integration path,Sommerfeld integrals in the expressions are calculated numerically.
本文推导了有耗介质层内垂直电偶极子激励场的表达式，通过积分路径变换的方法，对表达式中的索末菲积分进行了数值计算。
2.
With the study of boundary condition of vector potentials and the application of Image Method and Sommerfeld Integrals, This thesis deduces the vector potentials of vertical and horizontal dipoles near an interface (both above and below the interface).
本文通过磁矢位边界条件的研究，应用镜象法和索末菲积分，推导出半空间界面附近(包括上、下半空间中)的垂直电偶极子和水平电偶极子的磁矢位。
6) Sommerfeld integrals
索末菲积分
1.
By means of discrete complex image theory(DCIT),the Sommerfeld integrals (SI) involved were accurately calculated at a speed several hundred times faster than numerical integration method(NIM).
分析和设计了一种宽频带微带贴片天线应用全波分析法（ＦＷＡＭ）研究表明，双层重叠微带贴片天线（ＳＭＤＰＡ）具有比普通单贴片微带天线宽得多的带宽利用离散复镜像理论（ＤＣＩＴ）精确计算了所涉及的索末菲积分（ＳＩ），其速度比数值积分法（ＮＩＭ）快数百倍通过改进ＳＭＤＰＡ的馈电结构，使其带宽在ｓ≤２时展宽至２２％以上最后，设计了匹配网络，从而使其带宽在ｓ≤１５时达到约２５％
2.
The problem of horizontal wire antenna radiating over a lossy half-space is usually treated through solving the generalized electric field integral equation,which contains Sommerfeld integrals within its green′s function.
有耗媒质半空间上线天线辐射问题通常归结为求解含有索末菲积分的广义电场积分方程来处理。
补充资料：广义
范围较宽的定义（跟‘狭义’相对）：～的杂文也可以包括小品文在内。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条