Browsing by Author 

Browsing by Author "Sánchez, A. M."  

Now showing items 1-4 of 4

    • Presentation
      Icon

      Compositional analysis of InAs-GaAs-GaSb heterostructures by Low-Loss Electron Energy Loss Spectroscopy 

      Beltrán, Ana M.; Ben, Teresa; Sánchez, A. M.; Gass, M.H.; Taboada, Alfonso G.; Ripalda, José María; Molina, Sergio I. (Institute of Physics Publishing, 2013)
      As an alternative to Core-Loss Electron Energy Loss Spectroscopy, Low-Loss EELS is suitable for compositional analysis of ...
    • Article
      Icon

      Incorporation of Sb in InAs/GaAs quantum dots 

      Molina Rubio, Sergio Ignacio; Sánchez, A. M.; Beltrán, Ana M.; Sales, David L.; Ben Fernández, Teresa; Chisholm, M. F.; Varela, María; Pennycook, Stephen J.; Galindo Riaño, Pedro Luis; Papworth, A. J.; Goodhew, P. J.; Ripalda, José María (American Institute of Physics, 2007)
      The formation of a quaternary InGaAsSb alloy is shown to occur in the core of epitaxial GaSb capped InAs/GaAs quantum dots ...
    • Article
      Icon

      Structural and optical changes induced by incorporation of antimony into InAs/GaAs(001) quantum dots 

      Taboada, Alfonso G.; Sánchez, A. M.; Beltrán, Ana M.; Bozkurt, M.; Alonso-Álvarez, Diego; Alén, Benito; Rivera, A.; Ripalda, José María; Llorens Montolio, José Manuel; Martín-Sánchez, Javier; González Díez, Yolanda; Ulloa, J. M.; García Martínez, Jorge Manuel; Molina, Sergio I.; Koenraad, P.M. (American Physical Society, 2010)
      We present experimental evidence of Sb incorporation inside InAs/GaAs 001 quantum dots exposed to an antimony flux immediately ...
    • Article
      Icon

      Theoretical modelling of quaternary GaInAsSb/GaAs self-assembled quantum dots 

      Llorens Montolio, José Manuel; Taboada, Alfonso G.; Ripalda, José María; Alonso-Álvarez, Diego; Alén, Benito; Martín-Sánchez, Javier; García Martínez, Jorge Manuel; González Díez, Yolanda; Sánchez, A. M.; Beltrán, Ana M.; Galindo Riaño, Pedro L.; Molina Rubio, Sergio Ignacio (Institute of Physics Publishing, 2010)
      InAs/GaAs quantum dots exposed to Sb after growth exhibit spectral changes. We study in the present paper an idealized ...