搜索结果: 1-15 共查到“地质学 Orientation”相关记录18条 . 查询时间(0.083 秒)
Stromatoporoid growth orientation as a tool in palaeotopography:a case study from the Kadzielnia Quarry,Holy Cross Mountains,central Poland
Stromatoporoidea Growth direction Orientation Palaeotopography Devonian
2009/10/20
Growth orientation of stromatoporoids has allowed reconstruction of the palaeotopographic position of a large Frasnian organic buildup exposed in the Kadzielnia Quarry in the Holy Cross Mountains, cen...
Use of X-Ray Transmission Diffractometry for the Study of Clay-Particle Orientation at Different Water Contents
Clay Hydration Illite Microstructure Particle Orientation Smectite Transmission X-ray Diffraction
2011/12/6
Abstract: Homoionic Ca-saturated clay pastes were prepared and drying curves were obtained by applying suction pressures from 1 kPa to 100 MPa. A transmission device was used to study particle orienta...
Variability of apatite fission-track annealing kinetics: II. Crystallographic orientation effects
apatite fission-track annealing Crystallographic orientation effects method
2012/3/31
A method is presented that permits the length of any horizontal, confined fission-track inclined at a
specified angle to the crystallographic c axis in apatite to be converted to an equivalent track ...
Preferred Orientation of Phyllosilicates in Gulf Coast Mudstones and Relation to the Smectite-Illite Transition
Gulf Coast Phyllosilicates Preferred Orientation Smectite-Illite Transition
2011/12/7
Abstract: Development of preferred orientations of illite-smectite (I-S) has been studied using X-ray diffraction (XRD) texture goniometry to produce pole figures for clay minerals of a suite of 16 mu...
Intercalation Characteristics of Rhodamine 6G in Fluor-Taeniolite: Orientation in the Gallery
Infrared Spectroscopy Intercalation Li-fluor-Taeniolite Mica Rhodamine 6G X-ray Diffraction
2011/12/1
Abstract: The orientation of rhodamine 6G (R6G) in the 22-侌 basal-spaced complex with Li-fluortaeniolite has been studied using X-ray powder diffraction, 1-dimensional Fourier analysis, polarized infr...
Orientation of Trimethylphenylammonium (TMPA) on Wyoming Montmorillonite: Implications for Sorption of Aromatic Compounds
Adsorbate Infrared dichroism Montmorillonite Trimethylphenylammonium (TMPA)
2011/12/1
Abstract: The orientation of TMPA cations on montmorillonite affects the adsorbate-accessible siloxane surface area and determines whether the TMPA phenyl ring can interact with other aromatic adsorba...
A NEXAFS Study of the Orientation of Benzoate Intercalated into a Layer Double Hydroxide
Double hydroxide Hydrotalcite NEXAFS Organic intercalates Preferred orientation
2011/12/29
NEXAFS is shown to be an excellent technique, of potentially widespread application, for the determination of the orientation of organic molecules intercalated in preferentially oriented thin films of...
Orientation of Hexanediamine in Synthetic Fluorhectorite
Adsorption Fluorhectorite Fourier-transform infrared spectroscopy Functional group orientation Hexanediamine Infrared Spectroscopy
2012/1/4
Fourier-transform infrared (FTIR) spectroscopic studies were carried out on 1,6-hexanediamine hydrochloride (HDA)-treated synthetic fluorhectorite to determine the orientation of functional groups wit...
The Lorentz-Polarization Factor and Preferred Orientation in Oriented Clay Aggregates
Chlorite Illite Intensity distribution Lorentz factor Orientation Soller slits X-ray powder diffraction
2012/1/12
A closed-form equation was derived that describes the powder-ring distribution factor as a function of 2θ, soller slit collimation, and σ*, which is defined as the standard deviation of an axially sym...
Factors Affecting Orientation of OH-Vectors in Micas
Celadonite Electrostatic calculations Glauconite Hydroxyl vectors Mica Muscovite Phengite
2012/2/8
The orientation of the OH-vectors in hydroxyl groups of micas of different compositions, polytype modifications, and symmetry were calculated by the method of minimization of electrostatic energy. The...
Adsorbed Molecules on Solvated Layer Silicates: Surface Mobility and Orientation from ESR Studies
Adsorbed Molecules Solvated Layer Silicates Surface Mobility Orientation
2011/11/18
Abstract: The adsorption of nitroxide spin probes on smectites solvated in liquids of greatly different polarity was studied using electron spin resonance (ESR) spectroscopy. Adsorbed probes demonstra...
The Orientation and Interaction of Ethylenediamine Copper (II) with Montmorillonite
Orientation Interaction Ethylenediamine Copper Montmorillonite
2012/2/13
The d(001) spacings for a series of montmorillonite samples containing increasing amounts of Cu(en)32+ were recorded after exposure to 50% humidity, 10% humidity, and air that had been saturated with ...
The Influence of Hydroxyl Orientation, Stacking Sequence, and Ionic Substitutions on the Interlayer Bonding of Micas
Hydroxyl Orientation Stacking Sequence Ionic Substitutions Micas
2012/2/13
Hydroxyl orientation has a major influence on the strength of the ionic interlayer bonding in micas because of the strong repulsion between the hydrogen and the interlayer cation (IC). In order to det...
The Birefringent Orientation and Relaxation of Clay Platelets as Affected by Particle Size, Saturating Cation and Clay Type
Birefringent Orientation Relaxation Clay Platelets Clay Type
2012/2/13
Previous work has shown that some clay particles orient at both low and high voltages due to a permanent dipole and an induced dipole, respectively, whereas other clays under similar short-duration pu...
The Orientation of Ornithine and 6-Aminohexanoic Acid Adsorbed on Vermiculite from Polarized I.R. ATR Spectra
Ornithine 6-Aminohexanoic I.R. ATR Spectra
2012/2/13
Determinations of the molecular orientation of ornithine and 6-aminohexanoic acid on the surface of vermiculite using polarized i.r. attenuated total reflectance have shown that the ornithine molecule...
