In this letter,Fe<sub>2</sub>O<sub>3</sub> UFP(Ultrafine Particles)hydrosol and organosol with highthird order optical nonlinear susceptibility(3)have been reported
Efficient catalysis of functinnatized β-cyctodextrins bearing aninoatkytimino groups for atdot condensations of nitrobenzatdehydes and acetone has been effecte