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New kinetic model for the nanocrystalline anatase-to-rutile transformation revealing rate dependence on number of particles
existing kinetic models new kinetic model transformation rate particles
2012/3/31
Existingkineticmodelsareunabletodescribepublishedexperimentaldataforthean-
atase-to-rutilephasetransformationinnanocrystallinesamples.Anewkineticmodelis
proposedthatcombinesinterfacenucleationatcert...
Identification of minor amounts of anatase in kaolins by Raman spectroscopy
Identification minor amounts anatase in kaolins Raman spectroscopy
2012/4/1
The Raman spectra of anatase, rutile, and brookite consist of several intense bands,
whereas kaolinite has only a weak Raman spectrum. Raman spectra of ten relatively pure
kaolin and two halloysite ...
Iron Substitution in Soil and Synthetic Anatase
Anatase Crystal chemistry EPR Fe substitution FTIR Mossbauer OH桹-substitution Pseudobrookite TA TEM XRD
2011/12/28
IronIII for TiIV substitution in the structure of pedogenic and synthetic anatase of up to Fe/(Ti+Fe) 0.1 mol/mol was indicated by an increase in unit cell size as measured by XRD line shifts. M鰏sbaue...
Anatase and Rutile Determination in Kaolinite Deposits
Anatase Rutile Determination Kaolinite Deposits
2012/2/15
Hexafluorotitanic acid (H2TiF6) selectively dissolves kaolinite and most other phyllosilicate minerals of soils and sediments, concentrating free crystalline (Ti,Fe)O2 minerals (partially substituted ...