What would a negative index of refraction look like?
如果折射率是负的,会发生什么事情?
Nonlinear refraction index change is proportional to square of mean pump power.
非线性折射率与泵浦平均功率的平方成正比。
The index of refraction for the extraordinary ray is therefore a function of direction.
折射光线的折射率因此在各个方向不同。
The index of refraction for the extraordinary ray is therefore a function of direction.
折射光线的折射率因此在各个方向不同。
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