3D Finned Zeolite Catalysts (IMAGE) University of Houston Caption 3D finned zeolite catalysts enhance molecule access to the interior of the particle. Credit University of Houston and J.C. Palmer Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.