Hostname: page-component-78c5997874-v9fdk Total loading time: 0 Render date: 2024-11-15T02:46:03.196Z Has data issue: false hasContentIssue false
  • English
  • Français

The Microstructure of Dilute Clay and Humic Acid Suspensions Revealed by Freeze-Fracture Electron Microscopy

Published online by Cambridge University Press:  28 February 2024

Baohua Gu  and
Harvey E. Doner
Baohua Gu
Affiliation:
Department of Soil Science, University of California, Berkeley, California 94720
Harvey E. Doner
Affiliation:
Department of Soil Science, University of California, Berkeley, California 94720
Rights & Permissions [Opens in a new window]

Abstract

An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button.
Image of the first page of this content. For PDF version, please use the ‘Save PDF’ preceeding this image.'

Keywords

Electron microscopyFreeze-fractureHumic acid suspensionsIlliteMontmorillonite
Type
Research Article
Information
Clays and Clay Minerals , Volume 40 , Issue 2 , April 1992 , pp. 246 - 250
Copyright
Copyright © 1992, The Clay Minerals Society

References

Abeysekera, R. M., Newcomb, W., Silvester, W. B. and Torrey, J. G., A freeze-fracture electron microscopic study of Frankia in root nodules of Alnus incana grown at three oxygen tensions Can. J. Microbiol. 1990 36 97 – 108 10.1139/m90-019.CrossRefGoogle Scholar
Arora, H. S. and Coleman, N. T., The influence of electrolyte concentration on the flocculation of clay suspensions Soil Sci. 1979 127 134 – 139 10.1097/00010694-197903000-00002.CrossRefGoogle Scholar
Attia, Y. A., Melton, K., Wickersham, C. and Vassamillet, L., Investigation of polymer adsorption with electron microscopic techniques Process Technol. Proc. 1987 4 61 – 73.Google Scholar
Barker, W. W., Rigsby, W. E., Hurst, V. J., Humphreys, W. J. and Bailey, G. W., High resolution replication of organoclay surfaces Proc. Elec. Microscopy Soc. Am. 1982 Louisiana Baton Rouge 576 – 577.Google Scholar
Chen, Y. and Schnitzer, M., Scanning electron microscopy of a humic acid and of a fulvic acid and its metal and clay complexes Soil Sci. Soc. Am. J. 1976 40 682 – 686 10.2136/sssaj1976.03615995004000050024x.CrossRefGoogle Scholar
Chen, Y., Schnitzer, M., Hayes, M H B MacCarthy, P., Malcolm, R. L. and Swift, R. S., Sizes and shapes of humic substances by electron microscopy Humic Substances II 1989 New York John Wiley & Sons 621 – 638.Google Scholar
Chen, Y., Senesi, N. and Schnitzer, M., Chemical and physical characteristics of humic and fulvic acids extracted from soils of the Mediterranean region Geoderma. 1978 20 87 – 104 10.1016/0016-7061(78)90037-X.CrossRefGoogle Scholar
Disanayaka, B., Zhao, C. L., Winnik, M. A., Shivers, R. and Croucher, M. D., Polymer colloid morphology studied by freeze-fracture electron microscopy Langmuir. 1990 6 162 – 168 10.1021/la00091a025.CrossRefGoogle Scholar
Flaig, W., Beutelspacher, H., Rietz, E. and Gieseking, J. E., Chemical composition and physical properties of humic substances Soil Components. Vol. II. Organic Components 1975 New York Springer-Verlag 1 – 211.Google Scholar
Ghosh, K. and Schnitzer, M., A scanning electron microscopic study of effects of adding neutral electrolytes to solutions of humic substances Geoderma. 1982 28 53 – 56 10.1016/0016-7061(82)90040-4.CrossRefGoogle Scholar
Gu, B., Interactive effects of hydroxy-Al polycations, polysaccharides and humic acid on soil/clay suspension and aggregate stability 1991 Berkeley, California University of California.Google Scholar
Gu, B. and Doner, H. E., Adsorption of hydroxy-Al polycations and destabilization of illite and montmorillonite suspensions Clays & Clay Minerals 1990 38 493 – 500 10.1346/CCMN.1990.0380505.CrossRefGoogle Scholar
Gu, B. and Doner, H. E., The interaction of polysaccharides with Silver Hill illite Clays & Clay Minerals 1992 40 151 – 156 10.1346/CCMN.1992.0400203.CrossRefGoogle Scholar
Harsh, J. B. and Doner, H. E., The nature and stability of aluminum hydroxide precipitated on Wyoming montmorillonite Geoderma. 1985 36 45 – 56 10.1016/0016-7061(85)90063-1.CrossRefGoogle Scholar
Low, P. F., Notes, W. and Güven, N., Interparticle forces in clay suspensions: Flocculation, viscous flow and swelling Rheology of Clay/Water Systems 1989 Sacramento, California Clay Minerals Society 1 – 3.Google Scholar
Orlov, D. S., Ammosova, Y. M. and Glebova, G. I., Molecular parameters of humic acids Geoderma. 1975 13 211 – 229 10.1016/0016-7061(75)90019-1.CrossRefGoogle Scholar
Rengasamy, P., Clay dispersion in relation to changes in the electrolyte composition of dialyzed red-brown earths J. Soil Sci. 1983 34 723 – 732 10.1111/j.1365-2389.1983.tb01067.x.CrossRefGoogle Scholar
Sides, G. and Barden, L., The microstructure of dispersed and flocculated samples of kaolinite, illite and montmorillonite Can. Geotech. J. 1971 8 391 – 399 10.1139/t71-041.CrossRefGoogle Scholar
Staehelin, L. A. and Bertaud, W. S., Temperature and contamination dependent freeze-etch images of frozen water and glycerol solutions J. Ultrastr. Res. 1971 37 146 – 168 10.1016/S0022-5320(71)80047-3.CrossRefGoogle ScholarPubMed
Stawinski, J., Wierzchos, J. and Garcia-Gonzalez, M. T., Influence of calcium and sodium concentration on the microstructure of bentonite and kaolin Clays & Clay Minerals 1990 38 617 – 622 10.1346/CCMN.1990.0380607.CrossRefGoogle Scholar
Stevenson, I. L. and Schnitzer, M., Transmission electron microscopy of extracted fulvic and humic acids Soil Sci. 1982 133 179 – 185 10.1097/00010694-198203000-00007.CrossRefGoogle Scholar
Stevenson, I. L. and Schnitzer, M., Energy-dispersive X-ray microanalysis of saturated fulvic acid-iron and -copper complexes Soil Sci. 1984 138 123 – 126 10.1097/00010694-198408000-00005.CrossRefGoogle Scholar
Tan, K. H., Scanning electron microscopy of humic matter as influenced by methods of preparation Soil Sci. Soc. Am. J. 1985 49 1185 – 1191 10.2136/sssaj1985.03615995004900050023x.CrossRefGoogle Scholar
van Olphen, H., An Introduction to Clay Colloid Chemistry 1977 2nd New York John Wiley & Sons.Google Scholar
van Olphen, H., Notes, W. and Güven, N., Fundamental aspects of the stability and rheology of clay suspensions Rheology of Clay/Water Systems 1989 Sacramento, California Clay Minerals Society 1 – 24.Google Scholar
Visser, S. A., Electron-microscopic and electron-diffraction patterns of humic acids Soil Sci. 1963 96 353 – 356 10.1097/00010694-196311000-00012.Google Scholar
Zasadzinski, J A N and Bailey, S. M., Application of freeze-fracture replication to problems in materials and colloid science J. Electron Microscopy Tech. 1989 13 309 – 334 10.1002/jemt.1060130406.CrossRefGoogle ScholarPubMed
Zasadzinski, J A N Kramer, J., Chu, A. and Prud’homme, R. K., Transmission electron microscopy of aqueous polvmer gel network morphology Chem. Eng. Comm. 1987 52 283 – 289 10.1080/00986448708911873.CrossRefGoogle Scholar