Voyager 2 at Uranus: Grain impacts in the ring plane

Dust distribution around Neptune: Grain

Dust distribution around Neptune: Grain impacts near the ring plane measured by the Voyager Planetary Radio Astronomy Experiment

✍ Pedersen, B. M.; Meyer-Vernet, N.; Aubier, M. G.; Zarka, P. 📂 Article 📅 1991 🏛 American Geophysical Union 🌐 English ⚖ 429 KB

[Studies in Surface Science and Catalysi

[Studies in Surface Science and Catalysis] Impact of Zeolites and other Porous Materials on the new Technologies at the Beginning of the New Millennium, Proceedings of the 2nd International FEZA (Federation of the European Zeolite Associations) Conference Volume 142 || Simultaneous hydrogenation and ring opening of aromatics for diesel upgrading on Pt/zeolite catalysts. The influence of zeolite pore topology and reactant on catalyst performance

✍ Arribas, M.A. 📂 Article 📅 2002 🏛 Elsevier 🌐 English ⚖ 698 KB

Crystalline solids with highly structured micro-scale pores are called zeolites. Their well-defined structure and large contact surface make them extremely useful as catalysts. Their most common use is in washing powders. Different features are caused by the shape and size of the pores and the prese