Zobrazeno 1 - 10
of 124
pro vyhledávání: '"Y. Bottinga"'
Autor:
Donald G. Fraser, Y. Bottinga
The apparent differences between heats of mixing determined by solution calorimetric measurements on quenched samples in the system NaAlSi 3 O 8 -KAlSi 3 O 8 and heats of mixing determined at high temperatures by Knudsen cell mass spectrometry are ca
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1968310bef3b8c56ff5c8e67077568b6
https://doi.org/10.1016/0016-7037(85)90288-1
https://doi.org/10.1016/0016-7037(85)90288-1
Publikováno v:
Journal of Non-Crystalline Solids. 290:129-144
Time-dependent variations of the viscosity of silicate melts, associated with sudden changes of temperature or uniaxial compressive stress, have been measured. The melt compositions were MgCaSi2O6, CaAl2Si2O8 and NaAlSi3O8. The steady-state viscosity
Publikováno v:
Journal of Non-Crystalline Solids. 288:166-174
The Adam–Gibbs and the Vogel–Tamman–Fulcher equations are very often used to express the temperature dependence of the viscosity of liquids. Both equations reproduce very well the same sets of viscosity measurements, but the adjustable constant
Publikováno v:
Earth and Planetary Science Letters. 160:537-550
The study of glass inclusions inside mantle minerals provides direct information about the chemistry of naturally occurring mantle-derived melts and the fine-scale complexity of the melting process responsible for their genesis. Minerals in a spinel
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Publikováno v:
Chemical Geology. 128:1-4
Autor:
Pascal Richet, Y. Bottinga
Publikováno v:
Chemical Geology. 128:129-141
Several applications of the Adam-Gibbs theory of relaxation processes in viscous liquids to the theology of silicate melts are reviewed. This theory reproduces very well the isostructural viscosity observations, it explains the occurrence of shear th
Autor:
Y. Bottinga, Pascal Richet
Publikováno v:
Geochimica et Cosmochimica Acta. 59:2725-2731
The decrease of the specific volume, when the extent of polymerization diminishes, is a cause of the pressure sensitivity of the viscosity of silicate melts. This effect can be explained by means of the Adam and Gibbs (1965) theory, taking into accou
Autor:
Y. Bottinga
Publikováno v:
Journal of Geophysical Research: Solid Earth. 99:9415-9422
Homogeneous silicate liquids have a Newtonian rheology under conditions of modest stress, but under relatively high stress or otherwise imposed high rates of deformation their viscosity may become non-Newtonian before the onset of rupture. This behav
Publikováno v:
Chemical Geology. 174:1-3