搜索结果: 1-9 共查到“凹凸棒石 Ti”相关记录9条 . 查询时间(0.125 秒)
膨润土是当今应用范围较广和经济价值较高的粘土矿物之一，被称为“千种用途土”，广泛地应用于冶金，化工，农业，建筑，环保等多种领域。随着膨润土使用范围日益扩大，加上深层次的应用的需求，对膨润土纯度以及各项物性性能的要求也愈来愈高。 本文选择三种不同产地的钙基膨润土(A样，B样和C样)为研究对象，通过加入合适的分散剂，并控制适宜的工艺条件，成功的制备出了性能优良的蒙脱石基质材料，为下一步含Ti蒙脱石纳米...
Ti-Bearing Phases in the Huber Formation, an East Georgia Kaolin Deposit
Anatase Georgia Huber Formation Kaolinite Rutile TiO2 Titanium X-ray Diffraction
2011/12/5
Abstract: Six kaolin samples from the Lower Tertiary Huber Formation near Wrens, Georgia were analyzed using transmission electron microscopy (TEM), electron diffraction (ED), powder X-ray diffraction...
Effect of isovalent Si, Ti substitution on the bulk moduli of Ca(Ti1-xSix) SiO5 titanites
Si Ti bulk modulus
2012/3/30
Theequationsofstateof A2/a titanitephasesofCaTiSiO ,Ca(Ti Si )SiO ,andCaSi O5 0.5 0.5 5 2 5
havebeendeterminedfromhigh-pressureX-raydiffractionmeasurements.Theisothermal
bulkmoduliare K 131.4(7)GPa(...
Experimental phase-equilibrium study of Al- and Ti-contents of calcic amphibole in MORB--A semiquantitative thermobarometer
Experimental phase-equilibrium Al- and Ti-contents calcic amphibole MORB--A semiquantitative thermobarometer
2012/4/1
Calcic amphiboles were synthesized from a natural mid-ocean ridge basalt (MORB) in 39 experiments representing 24 sets of pressure-temperature ( P -T ) conditions ranging from 650?50 8C, 0.8?.2 GPa, a...
Dessauite, (Sr,Pb)(Y,U)(Ti,Fe3+)20O38, a new mineral of the crichtonite group from Buca della Vena mine, Tuscany, Italy
Dessauite Sr,Pb Ti Fe3+ 20O38 new mineral crichtonite group Buca della Vena mine Tuscany Italy
2012/4/5
Dessauite,anewmineralinthecrichtonitegroup,occurswithincavitiesincalciteveinsastabular{001}rhombohedral,black,millimeter-sizedcrystalsatBucadellaVenaMine,
ApuanAlps(Tuscany,Italy).Itisassociatedwithd...
Fivefold-coordinated Ti4+ in metamict zirconolite and titanite: A new occurrence shown by Ti K-edge XANES spectroscopy
Fivefold-coordinated Ti4+ metamict zirconolite titanite new occurrence shown Ti K-edge XANES spectroscopy
2012/4/1
The coordination environments of Ti in two fully metamict zirconolite samples and two
partially metamict titanite samples were determined using high-resolution, X-ray absorp-
tion near-edge structur...
Coordination of Ti4+ in silicate glasses: A high-resolution XANES spectroscopy study at the Ti K edge
Coordination of Ti4+ silicate glasses high-resolution XANES spectroscopy study Ti K edge
2012/4/1
The coordination environment of Ti in eight Ti-bearing glasses of the Na Si-Na,Ti
y4 ;:join (NTS) and in six ATY2 glasses (A20Ti02.2Y02, with A =Na, K, ~r Rb andSi or Ge) was determined using high-re...
Short-range disorder of Si and Ti in the tetrahedral double-chain unit of synthetic Ti-bearing potassium-richterite
Short-range disorder Si Ti double-chain unit of synthetic Ti-bearing potassium-richterite
2012/4/5
Ti-rich potassium-richterite samples weresynthesized at 900°C and 1kbar PH20and characterized by Fourier-transform infrared spectroscopy (FTIR) and Rietveld structure refinement. The infrared spectrum...
Spectroscopic Approach for Investigating the Status and Mobility of Ti in Kaolinitic Materials
Diffuse reflectance spectroscopy Kaolins Ti-mobility Ti-status
2011/12/28
The form under which Ti occurs in kaolinitic materials from various environments has been investigated using second derivative diffuse reflectance spectroscopy. The position of the absorption edge may...