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ctyuan

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[求助] FDTD问题请教,Frequency-domain profile monitors

各位大神好~
,小弟用FDTD 做仿真,用的是偶极子作为入射光源,计算时加了Frequency-domain profile monitors,得到如下的图,;
如果是平面波入射,我想这个应该是稳定后的电场分布,;
但是我现在是用脉冲输入,脉冲长度,就一两个波长,应该是一瞬间就流过这个圆锥结构了。而且波长大约0.1mm左右,圆锥结构大约1mm,
同时都有电场分布,?我觉得这个脉冲,能存在所谓的稳定后的分布么?脉冲本来就是个瞬态,存在稳定么?
可如果是瞬态的分布,按着尺寸来说,怎么可能入射面和输出面都亮呢?

求大神指点,
先给给位大神磕一个~
金币不多,全部奉上,略表心意

FDTD问题请教,Frequency-domain profile monitors
a.png


FDTD问题请教,Frequency-domain profile monitors-1
b.png
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