1. ASPECTS REGARDING COMPUTER CONTROL OF 15N SEPARATION PLANT. Authors: M. KAUCSÁR, V. COSMA, D. AXENTE, A. BÂLDEA, H. BENDEA, V. BUNEA.2. HOW ALTERATION OF ELECTRIC PARAMETERS CAN DETERIORATE TIME-OF-FLIGHT MASS SPECTROMETER PERFORMANCE. Authors: D. IOANOVICIU, V. COSMA, C. CUNA, M. KAUCSÁR, A. PAMULA, B. TUZSON.3. DEVELOPMENT SYSTEM FOR MICROCONTROLLER BASED DATA ACQUISITION SYSTEM. Authors: ST. POPESCU, M. KAUCSÁR, HORIA BENDEA, T. SIMPLĂCEANU, C. BINDEA.