Deriving Bessel beams à la Laguerre-Gauss — by Guillermo F. Quinteiro on

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Twisted light can be derived in many ways, for example from potentials, a direct application of Maxwells' equations, or a superposition ...

Versatile excitation of nanoparticles — by Guillermo F. Quinteiro on

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A single pulse of twisted light can induce transitions to energy levels not accessible using Gaussian beams.

Semiconductor Bloch equations conserving momentum, examples — by Guillermo F. Quinteiro on

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We provide examples to the procedure used to study the light-matter interaction with transfer of momentum.

Semiconductor Bloch equations conserving momentum — by Guillermo F. Quinteiro on

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We sketch a procedure to theoretically study the light-matter interaction without neglecting the orbital angular momentum of light.

Focusing of Laguerre-Gaussian beams — by Guillermo F. Quinteiro on

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Focused fields exhibit interesting features not present in their paraxial counterpart. We introduce here the topic and one of the main qual...

mathieu beams — by Guillermo F. Quinteiro on

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Laguerre-Gauss and Bessel Beams are solutions to the wave equation in cylindrical coordinates. But solutions in other coordinates are possib...