• Helico-conical optical beams self-heal 

      Hermosa, N.; Rosales Guzmán, C.; Pérez Torres, Juan (2013-01)
      Article
      Accés obert
      An optical beam is said to be self-healing when, distorted by an obstacle, the beam corrects itself upon propagation. In this Letter we show, through experiments supported by numerical simulations, that Helico-conical ...
    • Weak measurements with orbital-angular-momentum pointer states 

      Puentes, G.; Hermosa, N.; Pérez Torres, Juan (2012-07-24)
      Article
      Accés obert
      Weak measurements are a unique tool for accessing information about weakly interacting quantum systems with minimal back action. Joint weak measurements of single-particle operators with pointer states characterized by ...