QUANTUM SYSTEMS ELECTRONS NEUTRONS ANTIMATTER COMPOSITE SYSTEMS: HOMONUCLEAR DIATOMICS HETERONUCLEAR DIATOMICS ORGANIC MOLECULES BIOMOLECULES VAN DER WAALS CLUSTERS METAL CLUSTERS ATOMS: ALKALI LITHIUM SODIUM POTASSIUM RUBIDIUM CESIUM FRANCIUM ATOMS: ALKAINE EARTH MAGNESIUM CALCIUM STRONTIUM BARIUM ATOMS: TRANSITION METAL HAFNIUM CHROMIUM ATOMS: RARE EARTH ERBIUM YTTERBIUM ATOMS: NOBLE GASES HELIUM (*) NEON (*) ARGON (*)