Fields of research 1) Structural determination of solids by multiple scattering calculation of cross sections to the interpretation of electron spectroscopies from core and valence levels. 2) Realization and structure determination of nanometric and low dimensional systems, including surfaces of semiconductors, metals and alloys for spintronics, catalysis and quantum technologies. 3)X-ray absorption for structure and reactivity characterization of systems like oxide nanoparticles and metal/semiconductor surfaces during charge transfer or photocatalysis for energy and . environmental technologies. 4) Structural, optical and conduction properties of biopolymers and polymeric material aiming at reproducing the bio-mimetic functions and for organic electronics applications. 5) Study of melting of semiconductor and metallic surfaces