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...lent cation concentration is lower than the level required to prevent clay dispersion ...p>2+</sup>, Ba²⁺, and Sr²⁺) concentration to prevent dispersion of formation clays or

...lent cation concentration is lower than the level required to prevent clay dispersion ...> and Mg²⁺), even when total cation concentration is high. Clay dispersion is a complex phenomenon dependent on clay type and quantity and the brine c

* Water absorption, swelling, or dispersion

...29.05. The mode is the most frequently occurring value. Of the measures of dispersion, the range is computed to be 27.9, the variance is 61.79, and the standard ...istic of a frequency distribution curve is that it indicates the spread or dispersion of values about the measure of central tendency. This is commonly called th

...tings from water-based mud because the oil emulsion prevents sloughing and dispersion of clays and shales. However, these samples cannot be cleaned by washing in

...J. H. McClellan, C. F. Morris, and T. W. Parks, 1987, Estimating slowness dispersion from arrays of sonic logging waveforms: Geophysics, v. 52, p. 530–544, DO