journal article·1998-04

Preparation of porous niobium oxide by the exfoliation of K4Nb6O17 and its photocatalytic activity

Ryu Abe, Kiyoaki Shinohara, Akira Tanaka, Michikazu Hara, Junko N. Kondo, Kazunari Domen

Journal of Materials Research· Volume 13· Issue 4
Publisher page

Abstract

A new porous material was prepared from a layered compound, K4Nb6O17, through the exfoliation of its layers. A composite of the niobate sheets and MgO particles were obtained by precipitating the exfoliated two-dimensional niobate sheets with MgO fine particles. Porous niobium oxide was obtained by removal of the MgO particles from the composite after thermal treatment. It had a large surface area and showed higher photocatalytic activity than the original H+/K4Nb6O17 for H2 evolution from various aqueous alcohol solutions.
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Research context

OpenAlex topics: Polyoxometalates: Synthesis and Applications · Luminescence Properties of Advanced Materials · Mesoporous Materials and Catalysis

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