搜索结果: 1-14 共查到“地质学 Expansion”相关记录14条 . 查询时间(0.104 秒)
Expansion Research for Nanning Urban Space Development on the Basis of Ecological Network Building
Ecological Network Nanning City Space Expansion
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2011/12/20
Rapid urbanization, Integration of urban and rural areas has brought many negative effects for ecology, living environment and sustainable development, Land for Construction-oriented system of traditi...
Thermal expansion of silicate liquids: Direct determination using container-based dilatometry
silicate liquids container-based dilatometry thermal expansion
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2012/3/31
The expansivity of a silicate melt in the relaxed liquid state was obtained by direct dilatometric
measurement for the first time. During the measurement, the liquid sample resides within a metal
co...
Thermal expansion of MgSiO3 and FeSiO3 ortho- and clinopyroxenes
Thermal expansion MgSiO3 FeSiO3 ortho- clinopyroxenes
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2012/4/5
Unit-cellparametersofsynthetic(Mg,Fe)SiO ortho-andclinopyroxenesweredeter-minedatregularintervalsinthetemperaturerange293¤C1094KusingpowderX-ra
diffractiontechniques.Volumethermalexpansioncoef?cients...
Hydrogen positions and thermal expansion in lizardite-1T from Elba: A low-temperature study using Rietveld refinement of neutron diffraction data
Hydrogen positions thermal expansion lizardite-1T Elba low-temperature study neutron diffraction data
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2012/4/6
Thestructure oflizardite-l Tfrom MonteFico,Elba,wasrefined in spacegroupP31m usingneutron diffractiondata, measuredat 8, 150,and 294K,and full-profile Rietveld
refinement techniques. Thelattice param...
Thermal expansion of gypsum investigated by neutron powder diffraction
Thermal expansion gypsum investigated neutron powder diffraction
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2012/4/6
The cell parameters of deuterated gypsum have been extracted from Rietveld anal-ysis of powder neutron diffraction data within the temperature range 4.2-320 K.The thermal expansion of gypsum is highly...
Volume behavior of hydrous minerals at high pressure and temperature: I. Thermal expansion of lawsonite, zoisite, clinozoisite, and diaspore
Volume behavior of hydrous minerals high pressure temperature lawsonite zoisite clinozoisite diaspore
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2012/4/5
The temperature dependence of the lattice parameters of synthetic lawsonite [Ca-A12Si207 (OH)2 .H20], natural zoisite [Ca2A13 Si30'2(OH)], natural clinozoisite
[Ca2Al3Si3012(OH)], and synthetic diasp...
A Technique for Maintaining Texture and Permanent Expansion of Smectite Interlayers for TEM Observations
Illite LR White resin R1 I/S Rectorite Smectite Transmission electron microscopy (TEM)
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2011/12/1
Abstract: A process for treating smectite-bearing rock samples that utilizes LR White resin; allows TEM observation of expanded smectite interlayers and therefore preservation of original rock texture...
Effect of 1,4-Dioxane on the Expansion of Montmorillonite Layers in Montmorillonite/Water Systems
1,4-dioxane Layer expansion Montmorillonite Swelling
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2011/12/28
Suspensions were produced by mixing Na-saturated, Upton montmorillonite with aqueous solutions containing different concentrations of 1,4-dioxane. Each suspension was deposited on a porous ceramic fil...
Effects of Layer Charge, Charge Location, and Energy Change on Expansion Properties of Dioctahedral Smectites
Charge location Ethylene glycol Expanded phase Expansion energy Glycerol Layer charge Relative humidity Smectite
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2011/12/1
Abstract: Expansion properties of ten homoionic smectites that differed in amount and location of layer charge were examined by X-ray powder diffraction analysis at various relative humidities, or aft...
Effects of Relative Humidity on the Basal Expansion of Mg-Smectite Equilibrated with Ethylene Glycol at Low Vapor Pressure
Basal expansion Ethylene glycol Relative humidity Smectite X-ray powder expansion
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2012/1/6
The effects of relative humidity (RH) on the expansion of Mg-smectite, equilibrated with low vapor pressure of ethylene glycol (EG), was studied. Four smectite samples were equilibrated with EG vapor ...
Expansion of Smectite by Laurylamine Hydrochloride: Ambiguities in Transmission Electron Microscope Observations
Expansion Illite Lattice fringe images Laurylamine hydrochloride Smectite Transmission electron microscopy
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2011/11/25
Abstract: Treatment of smectite with laurylamine hydrochloride was verified to cause expansion of d(001) which may be retained and observed in ion-milled samples by transmission electron microscopy. T...
Effects of Exchangeable Cation Composition on the Thermal Expansion/Contraction of Clinoptilolite
Clinoptilolite Dehydration Exchangeable cation Thermal expansion X-ray powder diffraction Zeolite
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2012/2/6
To understand and predict the effects of a thermal pulse induced by a radioactive waste repository on clinoptilolite-bearing rocks, the lattice parameters of 6 natural and 3 cation-exchanged (Ca, K, N...
Properties of Vermiculites and Smectites: Expansion and Collapse
Properties Vermiculites Smectites Expansion Collapse
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2012/2/21
Samples of smectites and vermiculites were evaluated to (1) determine the effects of source and amount of charge, (2) determine if a continuum of properties exists, and (3) improve the basis for diffe...
Properties of Vermiculites and Smectites: Expansion and Collapse
Vermiculites Smectites Expansion Collapse
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2011/11/16
Recent reports have suggested that the smectites and vermiculites exhibit a continuum in properties. This, in association with differences in methods and criteria between investigators, suggests the n...