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中国地质大学科学技术发展院马奔奔* 等, 资源学院/构造与油气资源教育部重点实验室. AAPG Bulletin, December 2019, Carbonate cementation patterns,potential mass transfer,and implications for reservoir heterogeneity in Eocene tight-oil sandstones,Dongying depression,Bohai Bay Basin, China:Evidence from pet
深埋藏条件下；砂岩储层水；相互作用；潜在；成岩物质；迁移方式
2021/10/15
近日，中国地质大学资源学院马奔奔副教授团队在国际顶级石油地质期刊《AAPG Bulletin》上刊发研究成果，研究成果主要揭示了深埋藏条件下致密砂岩储层水-岩相互作用过程、潜在成岩物质迁移方式及其成岩响应机制。
王雨轩，徐尚，郝芳 等，资源学院 构造与油气资源教育部重点实验室. GSA Bulletin, December 2019. Multiscale petrographic heterogeneity and their implications for the nanoporous system of the Wufeng-Longmaxi shales in Jiaoshiba area, Southeast China: Response to depositional-diagenetic pro
富有机质；页岩；多尺度；非均质；性特征
2021/10/15
近日，资源学院博士生王雨轩在国际著名地质学期刊《GSA Bulletin》上刊发研究成果，研究成果主要揭示了重庆涪陵地区五峰-龙马溪组富有机质页岩的多尺度非均质性特征，探讨了富有机质页岩非均质的成因及其对页岩纳米孔隙体系的影响。
Regional mantle heterogeneity regulates melt production along the Réunion hotspot-influenced Central Indian Ridge
ridge-hotspot interaction MORB geochemistry crustal production upper mantle heterogeneity
2017/4/11
To ascertain factors controlling melt production along a typical distal, ‘hotspot-interacting’ mid-ocean ridge, we investigated
the extent and distribution of both plume-related and plume-unrelated b...
Layer-Charge Heterogeneity in Smectites of I-S Phases in Pelitic Sediments from the Molasse Basin, Austria
Alkylammonium Method Austria Charge Heterogeneity Illite-Smectite K-Fixation Molasse Basin
2011/12/8
Abstract: The purpose of this study was to characterize more fully the surface charge characteristics of the end-member smectite in illite-smectite (I-S) mixed-layer phases found previously in pelitic...
Surface Heterogeneity of Trimethylphenylammonium-Smectite as Revealed by Adsorption of Aromatic Hydrocarbons from Water
Adsorption Energy Distribution DR Equation Fractal Dimension Heterogeneity Micropore Size Distribution Organoclay
2011/12/22
Abstract: Adsorption studies of aromatic hydrocarbons of various molecular sizes on organo-clays in aqueous solution were carried out for characterizing the surface heterogeneity of organo-clays. Benz...
Charge Heterogeneity and Nanostructure of 2:1 Layer Silicates by High-Resolution Transmission Electron Microscopy
Charge heterogeneity Clays High-resolution transmission electron microscopy Illite Montmorillonite Nanostructure Smectite Vermiculite
2011/12/30
Several soil and reference smectites and vermiculites and one reference illite were examined by high-resolution transmission electron microscopy (HRTEM) to decipher the nanostructure and layer charge ...
Adsorption of Water Vapor by Soils: Investigations of the Influence of Organic Matter, Iron, and Aluminum on Energetic Heterogeneity of Soil Clays
Soil constituents Surface heterogeneity Water adsorption
2011/12/29
Water vapor adsorption isotherms were measured for samples of loessial soil clays modified by removing organic matter and Fe and Al compounds. The isotherms were analyzed by the exponential adsorption...
Charge Heterogeneity in Smectites
Cation exchange Enthalpy Smectite Surface charge Swelling
2011/11/25
Abstract: The heterogeneity of sites for Ca→K exchange was examined by microcalorimetry in the <0.2-µm fractions of some selected smectites. Six groups of sites, ranging in exothermic exchange e...
Apparent Charge Heterogeneity in Kaolins in Relation to Their 2:1 Phyllosilicate Content
Cation exchange Enthalpy Heat Kaolin Smectite Surface charge
2012/2/6
Measurements of the differential heats of K-Ca exchange are used to show that 6 groups of sites (ranging from −13.8 to −5.1 kJ/eq and with as many as 4 in any one sample) exist in kaolins ...
Layer Charge Heterogeneity in Vermiculites
Alkylammonium Layer charge Vermiculite Weathering
2012/2/7
The broad charge heterogeneity typical of nearly all smectites is not necessarily characteristic of vermiculites. In addition to vermiculites with pronounced heterogeneity, minerals with no or only li...
Determination of Tetrahedral Substitutions and Interlayer Surface Heterogeneity from Vibrational Spectra of Ammonium in Smectites
Ammonium Hofmann-Klemen effect Infrared spectroscopy Smectite Tetrahedral substitution
2012/2/8
Integrated intensities of the fundamental modes of vibrations of ammonium in heat-treated, NH4+-exchanged swelling minerals permits (1) a quantitative determination of the amount of tetrahedral substi...
Heterogeneity of Charge Density Distribution in Montmorillonite as Inferred from Cobalt Adsorption
Heterogeneity Charge Density Distribution Montmorillonite Cobalt Adsorption
2011/11/18
Abstract: A comparison is made of the ion exchange behavior, towards the cobalt ion, of five sodium montmorillonite clays. The selectivity for the bivalent ion at low cobalt loading is correlated with...
Heterogeneity of Montmorillonite Surface and Its Effect on the Nature of Hydroxy-Aluminum Interlayers
Heterogeneity Montmorillonite Surface Nature Hydroxy-Aluminum Interlayers
2012/2/21
A specimen montmorillonite (Arizona bentonite) was treated with hydroxy-aluminum solutions of various basicity. The cation exchange sites of this clay were found not to be homogeneous in their strengt...