1. FORMATION OF GOLD NANOPARTICLE AGGREGATES BY CHEMICAL CROSS-LINKING: UV-VISIBLE SPECTROSCOPY AND SURFACE-ENHANCED RAMAN SCATTERING STUDIES. Authors: MILOHUM MIKESOKPO DZAGLI, SANDA BOCA, MESSANH AGBEKO MOHOU.2. DESCRIPTION AND COMPARISON OF AEROSOL PROPERTIES OVER CLUJ-NAPOCA - ROMANIA AND KOFORIDUA – GHANA, USING AERONET NETWORK DATA. Authors: SHARON SAPPOR, ALEXANDRU OZUNU, ALEXANDRU MEREUŢӐ, CARMEN ANDREEA ROBA, HORAŢIU ŞTEFӐNIE, MILOHUM MIKESOKPO DZAGLI, MIGNANOU YAWOVI AMOUZOUVI.