1. ATOMIC FORCE MICROSCOPY STUDIES OF LANGMUIR-BLODGETT FILMS. 4. THE INFLUENCE OF ALUMINUM SUBSTRATE ON DIPALMITOYL PHOSPHATIDYLCHOLINE NANOLAYERS. Authors: MARIA TOMOAIA-COTISEL, VASILICA-DANIELA POP, GHEORGHE TOMOAIA, AURORA MOCANU, CSABA RACZ, CRISTINA RAMONA ISPAS, OANA PASCU, OLIMPIA CRISTINA BOROŞTEAN.2. ATOMIC FORCE MICROSCOPY STUDIES OF LANGMUIR-BLODGETT FILMS. I. STRUCTURES OF COLLAPSED STEARIC ACID MONOLAYERS. Authors: MARIA TOMOAIA-COTISEL, GHEORGHE TOMOAIA, AURORA MOCANU, VASILICA-DANIELA POP, NECULAI APETROAEI, GHEORGHE POPA.