搜索结果: 1-5 共查到“地质学 XAFS”相关记录5条 . 查询时间(0.031 秒)
A XAFS study on the mechanism of isotopic fractionation of molybdenum during its adsorption on ferromanganese oxides
molybdenum XAFS isotopic fractionation ferromanganese oxides paleoredox
2017/8/9
Due to its potential as a paleoredox proxy, there have been many studies on Mo isotopic fractionation during adsorption onto ferromanganese oxides in seawater. However, the mechanisms of both adsorpti...
XAFS study of the coordination and local relaxation around Co2+, Zn2+, Pb2+, and Ba2+ trace elements in calcite
XAFS coordination local relaxation trace elements calcite
2012/3/31
Analysis of divalent Co, Zn, Pb, and Ba XAFS spectra of synthetic and natural calcite samples
containing trace concentrations of these heavy metals confirms their substitution in the unique Ca
site ...
XAFS determination of the chemical form of lead in smelter-contaminated soils and mine tailings: Importance of adsorption processes
smelter-contaminated soils mine tailings adsorption processes oxyhydr
2012/3/31
Weinvestigatedsmelter-contaminatedsoilsfromEvin-Malmaison,Nord-Pas-de-Calais,
France,andminetailingsfromLeadville,Colorado,U.S.A.BulkPbconcentrationsrange
from460to1900ppminthetopsoilsatEvin-Malmais...
XAFS spectroscopic study of uranyl coordination in solids and aqueous solution
XAFS uranyl coordination solids aqueous solution
2012/4/5
ToevaluatetheabilityofX-rayabsorption?nestructure(XAFS)spectroscopytoelu-
cidatethecoordinationenvironmentofUatthesolid-waterinterface,weconductedan
in-depthanalysisofexperimentalXAFSdatafromUsolida...
An XAFS study of the crystal chemistry of Fe in orthopyroxene
XAFS crystal chemistry Fe orthopyroxene
2012/4/9
X-ray absorption fine-structure (XAFS) spectra at the Fe Kedge in Bamble enstatite (Mgo88Feo,,)Si03 wereanalyzed in conjunction withtheoretical XAFSspectra to determine the bonding configuration of Fe...