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  • Laser drilling of metals and glass using zero-order bessel beams 

    Ratsibi, Humbelani Edzani (University of the Western Cape, 2013)
    This dissertation consists of two main sections. The first section focuses on generating zero order Bessel beams using axicons. An axicon with an opening angle y = 5⁰ was illuminated with a Gaussian beam of width ω₀ = 1.67 ...