a) Input Gaussian beam; (b) output top-hat beam; (c) phase

Simulated and experimental analysis of laser beam energy profiles to improve efficiency in wire-fed laser deposition

Radial intensity distributions for the top-hat and Gaussian profiles

Beam shaping technology and its application in metal laser additive manufacturing: A review - ScienceDirect

One-dimensional arrays of optical dark spot traps from nested Gaussian laser beams for quantum computing

a) Input Gaussian beam; (b) output top-hat beam; (c) phase

A compact polarization insensitive all-dielectric metasurface lens for Gaussian to tophat beam shaping in sub-terahertz regime - ScienceDirect

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Effect of plasma-core-induced self-guiding on phase matching of high-order harmonic generation in gases

Why Use a Flat Top Laser Beam?