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Solid-state NMR characterisation of the thermal transformation of a Hungarian white illite

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Solid-state NMR characterisation of the thermal transformation of a Hungarian white illite. / Carroll, Donna L.; Kemp, Thomas F.; Bastow, T. J. et al.

In: Solid State Nuclear Magnetic Resonance, Vol. 2, No. 1, 07.2005, p. 31-43.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Carroll, DL, Kemp, TF, Bastow, TJ & Smith, ME 2005, 'Solid-state NMR characterisation of the thermal transformation of a Hungarian white illite', Solid State Nuclear Magnetic Resonance, vol. 2, no. 1, pp. 31-43. https://doi.org/10.1016/j.ssnmr.2005.04.001

APA

Carroll, D. L., Kemp, T. F., Bastow, T. J., & Smith, M. E. (2005). Solid-state NMR characterisation of the thermal transformation of a Hungarian white illite. Solid State Nuclear Magnetic Resonance, 2(1), 31-43. https://doi.org/10.1016/j.ssnmr.2005.04.001

Vancouver

Carroll DL, Kemp TF, Bastow TJ, Smith ME. Solid-state NMR characterisation of the thermal transformation of a Hungarian white illite. Solid State Nuclear Magnetic Resonance. 2005 Jul;2(1):31-43. doi: 10.1016/j.ssnmr.2005.04.001

Author

Carroll, Donna L. ; Kemp, Thomas F. ; Bastow, T. J. et al. / Solid-state NMR characterisation of the thermal transformation of a Hungarian white illite. In: Solid State Nuclear Magnetic Resonance. 2005 ; Vol. 2, No. 1. pp. 31-43.

Bibtex

@article{8ccf5d42e6e14a209ad860e9a37765e8,
title = "Solid-state NMR characterisation of the thermal transformation of a Hungarian white illite",
abstract = "1H, 27Al, 29Si and 39K solid-state NMR are reported from a Hungarian illite 2:1 clay for samples heated up 1600 C. This single-phase sample has a small amount of aluminium substitution in the silica layer and very low iron-content (0.4 wt. Thermal analysis shows several events that can be related to features in the NMR spectra, and hence changes in the atomic scale structure. As dehydroxylation occurs there is increasing AlO4 and AlO5-contents. The silica and gibbsite layers become increasingly separated as the dehydroxylation progresses. Between 900 and 1000 C the silica layer forms a potassium aluminosilicate glass. The gibbsite-layer forms spinel?gamma-Al2O3 and some aluminium-rich mullite. Then on heating to 1600 C changes in the 29Si and 27Al MAS NMR spectra are consistent with the aluminosilicate glass increasing its aluminium-content, the amount of mullite increasing probably with its silicon-content also increasing, and some alpha-Al2O3 forming.",
author = "Carroll, {Donna L.} and Kemp, {Thomas F.} and Bastow, {T. J.} and Smith, {Mark E.}",
year = "2005",
month = jul,
doi = "10.1016/j.ssnmr.2005.04.001",
language = "English",
volume = "2",
pages = "31--43",
journal = "Solid State Nuclear Magnetic Resonance",
issn = "0926-2040",
publisher = "ACADEMIC PRESS INC ELSEVIER SCIENCE",
number = "1",

}

RIS

TY - JOUR

T1 - Solid-state NMR characterisation of the thermal transformation of a Hungarian white illite

AU - Carroll, Donna L.

AU - Kemp, Thomas F.

AU - Bastow, T. J.

AU - Smith, Mark E.

PY - 2005/7

Y1 - 2005/7

N2 - 1H, 27Al, 29Si and 39K solid-state NMR are reported from a Hungarian illite 2:1 clay for samples heated up 1600 C. This single-phase sample has a small amount of aluminium substitution in the silica layer and very low iron-content (0.4 wt. Thermal analysis shows several events that can be related to features in the NMR spectra, and hence changes in the atomic scale structure. As dehydroxylation occurs there is increasing AlO4 and AlO5-contents. The silica and gibbsite layers become increasingly separated as the dehydroxylation progresses. Between 900 and 1000 C the silica layer forms a potassium aluminosilicate glass. The gibbsite-layer forms spinel?gamma-Al2O3 and some aluminium-rich mullite. Then on heating to 1600 C changes in the 29Si and 27Al MAS NMR spectra are consistent with the aluminosilicate glass increasing its aluminium-content, the amount of mullite increasing probably with its silicon-content also increasing, and some alpha-Al2O3 forming.

AB - 1H, 27Al, 29Si and 39K solid-state NMR are reported from a Hungarian illite 2:1 clay for samples heated up 1600 C. This single-phase sample has a small amount of aluminium substitution in the silica layer and very low iron-content (0.4 wt. Thermal analysis shows several events that can be related to features in the NMR spectra, and hence changes in the atomic scale structure. As dehydroxylation occurs there is increasing AlO4 and AlO5-contents. The silica and gibbsite layers become increasingly separated as the dehydroxylation progresses. Between 900 and 1000 C the silica layer forms a potassium aluminosilicate glass. The gibbsite-layer forms spinel?gamma-Al2O3 and some aluminium-rich mullite. Then on heating to 1600 C changes in the 29Si and 27Al MAS NMR spectra are consistent with the aluminosilicate glass increasing its aluminium-content, the amount of mullite increasing probably with its silicon-content also increasing, and some alpha-Al2O3 forming.

U2 - 10.1016/j.ssnmr.2005.04.001

DO - 10.1016/j.ssnmr.2005.04.001

M3 - Journal article

VL - 2

SP - 31

EP - 43

JO - Solid State Nuclear Magnetic Resonance

JF - Solid State Nuclear Magnetic Resonance

SN - 0926-2040

IS - 1

ER -