1. SPECTROSCOPIC INVESTIGATION OF THE ELECTRON DELOCALIZATION AND MOLECULAR CONFORMATIONAL CHANGES IN POLYPYRROLE INDUCED BY DIFFERENT DOPING IONS. Authors: R. TURCU, R. GRECU, M. BRIE, I. PETER, A. BOT, W. GRAUPNER.2. APPLICATION OF ELECTROACTIVE POLYPYRROLE FOR METAL UPTAKE. Authors: I. PETER, R. TURCU, C. BINDEA, A. BOT.3. PROPERTIES OF NOVEL FE@AU CORE-SHELL NANOPARTICLES. Authors: C. LEOSTEAN, O. PANA, R. TURCU, M.L. SORAN.4. MAGNETIC FLUIDS AND NANOCOMPOSITES: IMPROVING THE MAGNETIC RESPONSE. Authors: R. TURCU.