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Quantitative Measurement of Paramagnetic Fe3+ in Kaolinite
Electron Paramagnetic Resonance EPR Fe3+ Kaolinite
2011/12/6
Abstract: A method is proposed to measure the absolute concentration of paramagnetic Fe3+ ions in kaolinite from various geochemical environments using powder X-band electron paramagnetic resonance (E...
Structural Fe3+ in Natural Kaolinites: New Insights from Electron Paramagnetic Resonance Spectra Fitting at X and Q-Band Frequencies
Dickite Disorder EPR Fe3+ Kaolinite
2011/12/7
Abstract: Structural Fe3+ in kaolinites and dickites covering a broad range of disorder was investigated using electron paramagnetic resonance (EPR) spectroscopy at both the X and Q-band frequencies. ...
Paramagnetic Fe3+: A Sensitive Probe for Disorder in Kaolinite
Disorder Electron Paramagnetic Resonance (EPR) Fe3+ Irradiation Kaolinite Point Defect
2011/12/22
Abstract: The Fe3+ substituted for Al3+ at the 2 octahedral positions is one of the most common impurities in the kaolinite structure detected by electron paramagnetic resonance (EPR). Evidence has be...
Paramagnetic Defect Centers in Hydrothermal Kaolinite from an Altered Tuff in the Nopal Uranium Deposit, Chihuahua, Mexico
Defect centers Electron paramagnetic resonance Hydrothermal Kaolinite Natural radiation
2012/1/5
Point defect centers in hydrothermal kaolinite have been investigated using electron paramagnetic resonance (EPR). Kaolinite was sampled in petrographically well-defined materials coming from uranium-...
Application of Electron Paramagnetic Resonance and Mossbauer Spectroscopy in the Investigation of Kaolinite-Group Minerals
Dickite Electron paramagnetic resonance Halloysite Iron Kaolinite Mossbauer spectroscopy Nacrite
2011/11/22
Abstract: Samples of nacrite, dickite, kaolinite, and halloysite were investigated using X-band electron paramagnetic resonance (EPR) and Mössbauer spectroscopy. Fe3+ gave rise to EPR signals at ...