Members: Department Staff

Biographical Info

• Staff member in Universidad Autónoma de Madrid since 2008.
• Ramón y Cajal Fellow at Universidad Autónoma de Madrid. (March 2003 – Dec 2007).
• Researcher at Örebro Universitet, Sweden. (June 2002 – Feb 2003).
• Postdoctoral researcher at Chalmers University of Technology, Göteborg, Sweden. (Sept 2000 – May 2002).
• Postdoctoral researcher at Ecole Centrale Paris, France. (March 1999 – August 2000).
• Posdoctoral fellow at the Imperial College, London, UK. (Jan 1997 – Dec 1998).
• PhD in Physics (Universidad Autónoma de Madrid, 1996).
• Physics Degree (Universidad Autónoma de Madrid, 1990).

Research Interests

• Nano-optics.
• Plasmonics.
• Enhanced optical transmission.
• Near-field optical microscopy.
• Nonlinear optics.
• Optical and electronic properties of nanostructures.

Relevant/Recent Publications

1. Transmission of Light through a Single Rectangular Hole,  F. J. García-Vidal, Esteban Moreno, J. A. Porto, and L. Martín-Moreno, Phys. Rev. Lett. 95, 103901 (2005). [URL]
2. Optical bistability in subwavelength slit apertures containing nonlinear media,  J. A. Porto, L. Martín-Moreno, and F. J. García-Vidal, Phys. Rev. B 70, 081402(R) (2004). [URL]
3. Resonance shift effects in apertureless scanning near-field optical microscopy, J. A. Porto, P. Johansson, S. P. Apell, and T. López-Ríos, Phys. Rev. B 67, 085409 (2003). [URL]
4. Theory of near-field magneto-optical imaging, Julian N. Walford, Juan A. Porto, R. Carminati, and Jean-Jacques Greffet, JOSA A, Vol. 19, Issue 3, pp. 572-583 (2002). [URL]
5. Influence of tip modulation on image formation in scanning near-field optical microscopy, J. N. Walford, J. A. Porto, R. Carminati, J.-J. Greffet, P. M. Adam, S. Hudlet, J.-L. Bijeon, A. Stashkevich and P. Royer, J. Appl. Phys. 89, 5159 (2001). [URL]
6. Theory of electromagnetic field imaging and spectroscopy in scanning near-field optical microscopy, J. A. Porto, R. Carminati and J.-J. Greffet, J. Appl. Phys. 88, 4845 (2000). [URL]
7. Near-field optical spectroscopy using an incoherent light source, L. Aigouy, F. X. Andréani, A. C. Boccara, J. C. Rivoal, J. A. Porto, R. Carminati, J.-J. Greffet and R. Mégy, Appl. Phys. Lett. 76, 397 (2000). [URL]
8. Transmission Resonances on Metallic Gratings with Very Narrow Slits, J. A. Porto, F. J. García-Vidal, and J. B. Pendry, Phys. Rev. Lett. 83, 2845 (1999). [URL]