Maria Raposo is assistant professor in Physics at the New University of Lisbon, Portugal, received degree in physics and materials engineering in 1989 at the New University of Lisbon and PhD in science and materials engineering in 1999 from the Sao Paulo University, Brazil. Current research interest include ultra-thin films of polymers and biomolecules, interfaces and nano-technology, colloids, molecular architectures for electronics, photonics and magnetism, biomimetic membranes and radiation effect in biological systems.