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Temperature dependences of the interdiffusion coefficients of Fe, Mn, Mg, a...
Published: 01 August 2008
Fig. 1. Temperature dependences of the interdiffusion coefficients of Fe, Mn, Mg, and Ca reduced to 1 atm ( V = 5.6, 6.0, 5.3, and 11.2 cm 3 /mole, respectively). Data after: 1 — Duckworth and Freer (1981) , Freer (1979) , Freer and Edwards (1999) , 2 — Chakraborty and Ganguly (1992
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Arrhenius plot of select oxygen (solid) and hydrogen (dashed) diffusion coe...
Published: 01 January 2010
Figure 7. Arrhenius plot of select oxygen (solid) and hydrogen (dashed) diffusion coefficients and Arrhenius relations reported for garnets. The numbers next to the points and lines correspond to the data source as presented in the Appendix . Sources: 151 = Freer and Dennis (1982) ; 152
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Arrhenius plot of select oxygen (solid) and hydrogen (dashed) diffusion coe...
Published: 01 January 2010
et al. (1979) ; 191 = Derry et al. (1981) ; 194 = Dennis and Freer (1993) ; 195 = Dennis and Freer (1993) ; 196 = Moore et al. (1998) ; 197 = Moore et al. (1998) ; 200 = Giletti and Hess (1988) ; 204 = Reddy and Cooper (1983) ; 207 = Sabioni et al. (1993) ; 210 = Johnson et al. (1975) ; 211
Journal Article
Published: 01 April 2008
Mineralogical Magazine (2008) 72 (2): 569–577.
...M. Cusack; D. Parkinson; A. Freer; A. Pérez-Huerta; A. E. Fallick; G. B. Curry Abstract Living systems exert exquisite control on all aspects of biomineral production and organic components, including proteins, are essential to this biological control. The protein-rich extrapallial (EP) fluid...
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Journal Article
Published: 01 October 1995
American Mineralogist (1995) 80 (9-10): 1020–1025.
...Kate Wright; Robert Freer; C. R. A. Catlow Abstract Computer simulation techniques were used to investigate defect formation and the diffusion of O and OH groups in grossular garnet. Diffusion of both species along an octahedral edge was simulated, and activation energies for the jump were...
Journal Article
Published: 01 February 1989
Quarterly Journal of Engineering Geology and Hydrogeology (1989) 22 (1): 59–73.
...B. Obika; R. J. Freer-Hewish; P. G. Fookes Abstract The paper reviews current knowledge of damage by soluble salts to thin bituminous highway and runway surfacings in warm climates. It critically examines the various recommended maximum salt limits for materials in highway construction and reviews...
Journal Article
Published: 01 October 1981
American Mineralogist (1981) 66 (9-10): 1095–1096.
...Robert Freer Abstract Roger Strens, a Senior Research Officer in the Department of Geophysics and Planetary Physics of the University of Newcastle upon Tyne, died suddenly on January 11, 1980. As he had generally been in good health, his death, which resulted from an unusual combination...
Journal Article
Journal: AAPG Bulletin
Published: 01 April 1984
AAPG Bulletin (1984) 68 (4): 514.
... deposits suggest freer movement of diagenetic fluids apparently in the absence of much pseudomatrix. Kaolinite is best developed in coarser sandstones and occurs as local replacement and ubiquitous pore-filling phases, but its abundance varies with abundance of feldspar and prekaolinite porespace. Lower...
Journal Article
Journal: Geophysics
Published: 01 June 1983
Geophysics (1983) 48 (6): 722–735.
... the Freer area in South Texas, illustrates the use of the color images.--Journal abstract. GeoRef, Copyright 2005, American Geological Institute. 1983 ...
Journal Article
Published: 01 September 1979
Journal of Sedimentary Research (1979) 49 (3): 801–811.
... been made on dried bulk samples and various particle-size fractions. Down-core variations in susceptibility show a series of maxima and minima which correlate with horizons of freer-and coarser-particles respectively. Magnetic susceptibility can thus be used to establish a lithostratigraphy...
Journal Article
Journal: AAPG Bulletin
Published: 01 March 1969
AAPG Bulletin (1969) 53 (3): 603–625.
... a localized core of the irregular Siwa syncline by the squeezing and upward buckling of the freer part of the downwarped sediments, possibly above or along a small décollement . In the wet post-Miocene climate, the morphotectonic depression of Siwa and its associated tectonically induced jointing and other...
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Journal Article
Journal: AAPG Bulletin
Published: 01 July 1965
AAPG Bulletin (1965) 49 (7): 1091.
... properties, a bore-hole which produces effects obscuring geological information, and sophisticated tools which, together with variances in their operating mode, superimpose non-geological character on the log. Although some newer logging methods respond to fewer formation variables and are freer of bore-hole...
Journal Article
Published: 01 June 1959
Journal of Sedimentary Research (1959) 29 (2): 251–253.
...Milton Tidd Heald Abstract The occurrence of stylolite seams in permeable sandstones indicates that solution is localized by the material in clay partings rather than by freer circulation along bedding planes. Cementation may be commonly related to stylolite formation as the dissolved material may...
Journal Article
Journal: AAPG Bulletin
Published: 01 December 1946
AAPG Bulletin (1946) 30 (12): 2013–2033.
... understanding of its possible use and its limitations. The gravity method is discussed in some detail. A tremendous improvement in our geological thinking and a better use of geophysical data are possible by an education of “district” or “grass-root” geologists in geophysical concepts and a freer use...
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Diffusion profiles of Ca, Fe and Mg in an Alm-Grs diffusion couple annealed...
Published: 01 January 2010
Figure 10. Diffusion profiles of Ca, Fe and Mg in an Alm-Grs diffusion couple annealed at 30 kbar, 1000 °C for 191 h in a piston-cylinder apparatus at f O 2 defined by IW buffer. From Freer and Edwards (1999) , reprinted with permission from Springer-Verlag.
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Arrhenius plot showing experimental results on iron-titanium interdiffusion...
Published: 01 January 2010
Figure 26. Arrhenius plot showing experimental results on iron-titanium interdiffusion in magnetite. The results from Freer and Hauptman (1978) and Aragon et al. (1984) are extrapolated to x Ti = 0.15, similar to the bulk composition of the crystals used for homogenization experiments
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Summary of experimental data for cation diffusion in spinel. Abbreviations:...
Published: 01 January 2010
– Zhang et al. (1996) ; W02 – Watson and Price (2002) ; S08 – Suzuki et al. (2008) ; F80 – Freer and O’Reilly (1980) .
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Effective binary diffusion coefficient of Fe retrieved from Fe profiles in ...
Published: 01 January 2010
) through the diffusion zone. From Freer and Edwards (1999) , reprinted with permission from Springer-Verlag.
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Summary of experimental results on the temperature dependence of oxygen dif...
Published: 01 January 2010
, it appears to inhibit diffusion of oxygen in rutile. Abbreviations: A79 – Arita et al. (1979) ; H65 – Haul and Dümbgen (1965) ; D81 – Derry et al. (1981) ; D93 – Dennis and Freer (1993) ; M98 – Moore et al. (1998) .
Journal Article
Published: 01 August 2008
Russ. Geol. Geophys. (2008) 49 (8): 557–569.
...Fig. 1. Temperature dependences of the interdiffusion coefficients of Fe, Mn, Mg, and Ca reduced to 1 atm ( V = 5.6, 6.0, 5.3, and 11.2 cm 3 /mole, respectively). Data after: 1 — Duckworth and Freer (1981) , Freer (1979) , Freer and Edwards (1999) , 2 — Chakraborty and Ganguly (1992...
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