1. ELECTRICAL CHARACTERISTICS OF A BIOBATTERY WITH STAPHYLOCOCCUS AUREUS. Authors: COSMIN CĂŢĂNAŞ, MIHAI MOGOŞ, DANIEL HORVAT, JAKAB ENDRE, ELEONORA MARIA RUS, IULIU OVIDIU MARIAN.2. REMOVAL OF COPPER FROM DILUTED AQUEOUS SOLUTIONS USING AN IMINODIACETIC ACID CHELATING ION-EXCHANGE RESIN IN A FIXED-BED COLUMN. Authors: SORIN-AUREL DORNEANU, COSMIN CĂŢĂNAŞ, PETRU ILEA.