Rodrigo de Paula Almeida Lima has joined the Theoretical Physics Group as Visiting Academic, working with Rudolf A. Roemer. He is Professor in the Physics Department at Universidade Federal de Alagoas (Brazil). His research focuses on the quantum properties of low dimensional systems working mainly on the following topics: long-range coupling, Anderson transition, quantum percolation, Bose-Eisntein condensates, electronic and optical properties in nanostructures.