Search

3.1: Спіраль Корну
https://ukrayinska.libretexts.org/%D1%84%D1%96%D0%B7%D0%B8%D0%BA%D0%B8/%D0%9E%D0%BF%D1%82%D0%B8%D0%BA%D0%B0/%D0%A4%D1%96%D0%B7%D0%B8%D1%87%D0%BD%D0%B0_%D0%BE%D0%BF%D1%82%D0%B8%D0%BA%D0%B0_(Tatum)/03%3A_%D0%A1%D0%BF%D1%96%D1%80%D0%B0%D0%BB%D1%8C_%D0%BA%D1%83%D0%BA%D1%83%D1%80%D1%83%D0%B4%D0%B7%D0%B8/3.01%3A_%D0%A1%D0%BF%D1%96%D1%80%D0%B0%D0%BB%D1%8C_%D0%9A%D0%BE%D1%80%D0%BD%D1%83
Спіраль Корну - це графічний пристрій, який дозволяє нам обчислювати та прогнозувати дифракційну картину Френеля від різних простих перешкод.
8.6: Дифракційні візерунки Френеля та Фраунгофера
https://ukrayinska.libretexts.org/%D1%84%D1%96%D0%B7%D0%B8%D0%BA%D0%B8/%D0%95%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%B8%D0%BA%D0%B0_%D1%96_%D0%BC%D0%B0%D0%B3%D0%BD%D0%B5%D1%82%D0%B8%D0%B7%D0%BC/%D0%9E%D1%81%D0%BD%D0%BE%D0%B2%D0%BD%D1%96_%D0%B2%D0%B8%D0%BF%D1%83%D1%81%D0%BA%D0%BD%D0%B8%D0%BA%D0%B8_%D1%84%D1%96%D0%B7%D0%B8%D0%BA%D0%B8_-_%D0%BA%D0%BB%D0%B0%D1%81%D0%B8%D1%87%D0%BD%D0%B0_%D0%B5%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%B4%D0%B8%D0%BD%D0%B0%D0%BC%D1%96%D0%BA%D0%B0_(Likharev)/08%3A_%D0%92%D0%B8%D0%BF%D1%80%D0%BE%D0%BC%D1%96%D0%BD%D1%8E%D0%B2%D0%B0%D0%BD%D0%BD%D1%8F%2C_%D1%80%D0%BE%D0%B7%D1%81%D1%96%D1%8E%D0%B2%D0%B0%D0%BD%D0%BD%D1%8F%2C_%D1%96%D0%BD%D1%82%D0%B5%D1%80%D1%84%D0%B5%D1%80%D0%B5%D0%BD%D1%86%D1%96%D1%8F_%D1%82%D0%B0_%D0%B4%D0%B8%D1%84%D1%80%D0%B0%D0%BA%D1%86%D1%96%D1%8F/8.06%3A_%D0%94%D0%B8%D1%84%D1%80%D0%B0%D0%BA%D1%86%D1%96%D0%B9%D0%BD%D1%96_%D0%B2%D1%96%D0%B7%D0%B5%D1%80%D1%83%D0%BD%D0%BA%D0%B8_%D0%A4%D1%80%D0%B5%D0%BD%D0%B5%D0%BB%D1%8F_%D1%82%D0%B0_%D0%A4%D1%80%D0%B0%D1%83%D0%BD%D0%B3%D0%BE%D1%84%D0%B5%D1%80%D0%B0
\[\ f_{\omega}(x, z) \approx f_{0} \frac{k}{2 \pi i} \frac{e^{i k z}}{z} \int_{-a / 2}^{+a / 2} d x^{\prime} \int_{-\infty}^{+\infty} d y^{\prime} \exp \frac{i k\left[\left(x-x^{\prime}\right)^{2}+y^{... $\ f_{\omega}(x, z) \approx f_{0} \frac{k}{2 \pi i} \frac{e^{i k z}}{z} \int_{-a / 2}^{+a / 2} d x^{\prime} \int_{-\infty}^{+\infty} d y^{\prime} \exp \frac{i k\left[\left(x-x^{\prime}\right)^{2}+y^{\prime 2}\right]}{2 z} \equiv f_{0} \frac{k}{2 \pi i} \frac{e^{i k z}}{z} I_{x} I_{y}.\tag{8.105}$