• Probing the reciprocal lattice associated with a triangular slit to determine the orbital angular momentum for a photon 

      Soares, Willamys Cristiano; Moura, André de Lima; Canabarro, Askery Alexandre; Lima, Emerson de; Andrade, Jose Henrique Araujo Lopes de; Fonseca, Eduardo Jorge da Silva; Felisberto, M. L.; Bernardo, Bertulio de Lima; Hickmann, Jandir Miguel; Châvez-Cerda, Sabino C. (2020) [Artigo de periódico]
      The orbital angular momentum conservation of light reveals different diffraction patterns univocally dependent on the topological charge of the incident light beam when passing through a triangular aperture. It is demonstrated ...