| British Zeolite Association: Promotes zeolite science in the UK. Information on the materials, news and events, and links to other resources. |
| Czech Zeolite Group: Division of the Czech Chemical Society focused on academic and industrial researchers interested in natural and synthetic zeolite-based molecular sieves. |
| Federation of European Zeolite Associations (FEZA): Scientific organization, organizing meetings and workshops in areas such as zeolite synthesis, ordered mesoporous materials, and catalytic applications. |
| International Mesostructured Materials Association (IMMA): Organization of scientists active in the field presents its officers, bylaws, and a meeting calendar. |
| Italian Zeolite Association: Organization promoting study and research of all aspects of zeolite science and technology in Italy. Information about membership, events, and activities. |
| Lehigh University: Operando: Describes a facility for spectroscopic characterization of catalysts under realistic reaction conditions with simultaneous real-time online analysis of reaction products. Overview of techniques and research projects. |
| The International Natural Zeolite Association: Scientific and technical organization focused on natural zeolite materials. Publications, membership information, event calendar. |
| Wikipedia: Catalysis: Encyclopedia entry providing definition of catalysis and related terms, history, and an overview of important catalytic processes. |