(b) A periodic square wave (for example, a diffraction grating, electron density in a 1D crystal) can be represented as a convolution between a square pulse and an array of ô functions as shown below. 2/2 2=2n/k, Using Convolution theorem, establish the link between Fourier series and Fourier transform for the above case.

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(b) A periodic square wave (for example, a diffraction grating, electron density in a 1D crystal)
can be represented as a convolution between a square pulse and an array of ô functions as
shown below.
2/2
2=2r/Ko
Using Convolution theorem, establish the link between Fourier series and Fourier transform for
the above case.
Transcribed Image Text:(b) A periodic square wave (for example, a diffraction grating, electron density in a 1D crystal) can be represented as a convolution between a square pulse and an array of ô functions as shown below. 2/2 2=2r/Ko Using Convolution theorem, establish the link between Fourier series and Fourier transform for the above case.
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