1. SYNTHESIS AND CHARACTERIZATION OF SOME THERMORESISTANT PIGMENTS BASED ON THE AL3+→ CR3+ SUBSTITUTION. Authors: IOAN LAZĂU, CORNELIA PĂCURARIU, MARIANA SUBA, RADU LAZĂU, SILVANA IANOŞEV.2. FRACTAL SURFACE MAGHEMITE NANOPARTICLES PREPARED BY CO-PRECIPITATION: THE INFLUENCE OF IRON CONCENTRATION AND BASE NATURE. Authors: ROXANA NICOLA (CRIŞAN), OTILIA COSTIŞOR, CĂTĂLIN IANĂŞI, RADU LAZĂU, LIVIU SĂCĂRESCU, DANIEL NIŽŇANSKÝ, AUREL ERCUŢA, ANA-MARIA PUTZ, CECILIA SAVI.