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Infrared study of CO2 incorporation into pyrophyllite [Al2Si4O10] during dehydroxylation

Date

Authors

Wang, Ling

Zhang, Ming

Redfern, Simon

Publisher

Clay Minerals Society

Abstract

We report infrared spectroscopic observations of the incorporation of CO2 into pyrophyllite that has been beated between 200°C and 1250°C for periods of 15 min, 1 h and 5 days. The presence of CO2 is characterized by the V3 band of CO2 near 2347 cm-1, d

Keywords

Keywords: Carbon dioxide; Crystal atomic structure; Diffusion in solids; Heat treatment; High temperature effects; Infrared spectroscopy; Dehydroxylation; Clay; aluminosilicate; carbon dioxide; ceramics; crystal chemistry; dehydroxylation; infrared spectroscopy; ph CO; CO2; Dehydroxylation; Infrared spectroscopy; Pyrophyllite; Sequestration

URI

http://hdl.handle.net/1885/77222

Collections

Open Access Research

Source

Clays and Clay Minerals

Type

Journal article

DOI

10.1346/CCMN.2003.0510410