搜索结果: 1-15 共查到“矿床学与矿相学 Structures”相关记录35条 . 查询时间(0.125 秒)
Mineralogy and Human Welfare:Applications in Geology, Petrology, Environmental Science and Industry; Catalog of Crystal Structures
Mineralogy Human Welfare Geology Petrology Environmental Science
2011/11/11
I lived for 17 years at Barn Close Farm, Fritchley, Derbyshire, England, UK at the southern end of the Pennine Chain. I retired on 9/30/05 as Professor of Physical Sciences at the University of Chicag...
Cantilever Structures’ Environment Symbiosis Technologies in Mountainous Housings
Cantilever Beam Housing Mountainous Architecture Native Characteristics Regional Materials Symbiosis Principle between Human and Environment
2011/12/21
Fenghuang Miao minority’s housings have been clearly divided into two types in the previous series of researches, and it is one of the main theoretical basis of this paper. Furthermore there are reces...
Behaviour of Slope Protecting and Retaining Structures during Wenchuan Earthquake on May 12 2008
Behaviour Design Protecting and Retaining Structures Slope Wenchuan Earthquake
2011/12/20
At 14:28, May 12th 2008, a strong earthquake measured Ms8.0 hits Longmenshan mountain area, west Sichuan province, China. The quake is induced by the thrust of Longmenshan central fault, results in ar...
Symmetry constraints and modularity:tools to model inorganic crystal structures
symmetry constraints inorganic crystal structures
2011/11/11
Symmetry constraints and modularity:tools to model inorganic crystal structures.
Comparative study of the effects of thermal and mechanical treatments on the structures of clay minerals
clay minerals grinding and thermal treatments reactivity structural changes
2011/11/10
Controlled heating (in air) of clay minerals leads to transformations into disordered structures and recrystallization into new phases at high temperatures. These phase transformations are of topotact...
Three-Dimensional Crystal Structures of Illite-Smectite Minerals in Paleozoic K-Bentonites from the Appalachian Basin
Bentonite Cis-Vacant Octahedra Crystal Structure Illite-Smectite Polytype Rotational Disorder X-ray Diffraction
2011/12/2
Abstract: The three-dimensional crystal structures of illite-smectite (I-S) in K-bentonite samples from the Appalachian Basin are characterized by rotational disorder in the stacking sequence of 2:1 i...
Formation of Banded Iron-Manganese Structures by Natural Microbial Communities
Bacteria Banded Fe-Mn Structure Biomats Biomineralization Zebra Architecture
2011/12/6
Abstract: Microbial structures in the form of banded zebra patterns have been found as periodic iron-manganese layers in living biomats on the coast of Satsuma-Iwo Jima, a small volcanic island near s...
Determination of Illite-Smectite Structures Using Multispecimen X-ray Diffraction Profile Fitting
Illite-Smectite Simulation Structure Swelling X-Ray Diffraction
2011/12/7
Abstract: A procedure for structural investigations by X-ray diffraction of mixed-layer structures incorporating swelling layers has been developed. For each sample, specimens saturated with different...
Structures of FeTiO3 (0001) surfaces observed by scanning tunneling microscopy
Structures FeTiO3 (0001) surfaces observed scanning tunneling microscopy
2012/4/1
Scanning tunneling microscopy (STM) was used to investigate the (0001) surface structure of a
, following argon-ion sputtering and annealing in O . Low energynatural single crystal of FeTiO
3 2(0001...
Crystal structures of two partially dehydrated chlorites: The "modified" chlorite structure
Crystal structures two partially dehydrated chlorites:The "modified" chlorite structure
2012/4/1
Chromian clinochlore-IIb-4 (triclinic) and IIb-2 (monoclinic) polytypes from the Day Book Body,
North Carolina, were heated to 650 ?C for 5 hours and air quenched. Single-crystal X-ray refinements
o...
Rigid unit modes in crystal structures with octahedrally coordinated atoms
Rigid crystal structures octahedrally coordinated atoms
2012/3/31
The rigid unit mode analysis was initially developed to understand the phase transitions in aluminosilicate minerals containing corner-linked tetrahedra. Here the model is applied to a range of minera...
Complete Fe-Mg solid solution in lithium niobate and perovskite structures in titanates at high pressures and temperatures
Complete Fe-Mg solid solution lithium niobate perovskite structures titanates high pressures temperatures
2012/4/5
Anewhigh-pressureMgTiO phasewiththelithiumniobatestructure(R3c)hasbeen
roveredfromexperimentsat21GPaand1200C.Phaseswiththelithiumniobate
structurewerealsosynthesizedforintermediatecompositionsbetwee...
Memory effects of domain structures during displacive phase transitions: A high-temperature TEM study of quartz and anorthite
Memory effects domain structures displacive phase transitions high-temperature TEM study of quartz anorthite
2012/4/1
Memory effects ass~iated with the Dauphine twins in a quartz and the c-antiphase
domains (c-APDs) in PI anorthite have been investigated by in situ hot-stage transmission
electron microscopy (TEM). ...
Crystal structures of the {011}, {610}, and {010} growth sectors in brewsterite
Crystal structures {011} {610 {010} growth sectors brewsterite
2012/4/9
Crystal structures were determined by single-crystal X-ray methods for the {Oil}, {61O}, and {01O} growth sectors ofbrewsterite from Strontian, Scotland. Refinements f/?w = 4.3-6.6%) showed that all t...
Superstructures and domain structures in natural and synthetic kalsilite
Superstructures domain structures synthetic kalsilite
2012/4/9
Transmission electron microscopy (TEM) investigation of natural kalsilite,(K,77Doo9Na",4b(Si209Alu9Feo12bOg, from San Venanzo, Italy, shows that it contains a
pervasive domain structure related to a ...