1. SCANNING ELECTRON MICROSCOPY STUDY OF UNDOPED AND METAL DOPED ANODIC POROUS ALUMINA MEMBRANES. Authors: ZOFIA VÉRTESY, ERZSÉBET VERESS, GHEORGHE MIHĂILESCU, STELA PRUNEANU, LÁSZLÓ P. BIRÓ .2. NEW MACROCYCLES INCLUDING SPIRO-1,3-DIOXANE UNITS AS IONOPHORES FOR CATION SELECTIVE ELECTRODES. Authors: LILIANA OLENIC, GHEORGHE MIHĂILESCU, STELA PRUNEANU, ION GROSU, ELENA BOGDAN, LUMINIŢA DAVID, SIMINA DREVE.3. POTENTIOSTATIC SYSTEM WITH DATA ACQUISITION FOR ELECTROCHEMICAL MEASUREMENTS. Authors: N. LUPŞA, GH. MIHĂILESCU, V. MIREL, ALINA N. NICA, A. PAMULA, STELA PRUNEANU.4. ALUMINA MEMBRANES USED AS MOLECULAR FILTERS FOR HUMAN RED BLOOD CELLS AND BOVINE SERUM ALBUMIN. Authors: GH. MIHĂILESCU, STELA PRUNEANU, SILVIA NEAMTU, LILIANA OLENIC.5. SCREEN-PRINTED ELECTRODES MADE ON STONE PAPER SUBSTRATE FOR URIC ACID ELECTROCHEMICAL DETECTION. Authors: STELA PRUNEANU, LUCIAN BARBU-TUDORAN, MARIN GHEORGHE, FLORINA POGACEAN, CODRUTA VARODI.