• Fast optical source for quantum key distribution based on semiconductor optical amplifiers 

      Jofre Cruanyes, Marc; Gardelein, Arnaud; Anzolin, Gabriele; Amaya, Waldimar; Capmany, Jose; Ursin, Rupert; Peñate, Laura; López, D.; San Juan, J. L.; Carrasco, J. A.; Garcia, F.; Torcal-Milla, F. J.; Sanchez-Brea, L. M.; Bernabeu, E.; Perdigues Armengol, Josep Maria; Jennewein, Thomas; Torres, Juan P.; Mitchell, Morgan W.; Pruneri, Valerio (2011)
      Article
      Accés obert
      A novel integrated optical source capable of emitting faint pulses with different polarization states and with different intensity levels at 100 MHz has been developed. The source relies on a single laser diode followed ...
    • Phase-stable source of polarization-entangled photons in a linear double-pass configuration 

      Steinlechner, F.; Ramelow, Sven; Jofre, Martí; Gilaberte, Marta; Jennewein, Thomas; Pérez Torres, Juan; Mitchell, Morgan W.; Pruneri, Valerio (2013-05)
      Article
      Accés obert
      We demonstrate a compact, robust, and highly efficient source of polarization-entangled photons, based on linear bi-directional down-conversion in a novel ‘folded sandwich’ configuration. Bi-directionally pumping a single ...