%0 Conference Proceedings %T ZnO NANOPARTICLES: AN EFFICIENT NANOCATALYST FOR GREEN AND EXPEDITIOUS SYNTHESIS OF 4H-PYRAN DERIVATIVES AS BIOLOGICALLY IMPORTANT COMPOUNDS %A Esmaeili, Abbas Ali %A R. Hosseinabadi %J International Congress on Nanoscience and Nanotechnology, 9-11, November, 2010, Shiraz, Iran %D 2010