Session: Vibrational Spectroscopy in the Earth and Environmental Sciences


GEOC		Thursday, April 1, 2004

8:00 AM-11:40 AM Marriott -- Marquis NE, Oral
Vibrational Spectroscopy in the Earth and Environmental Sciences

Organizers:	Derek Peak Michael J. Borda
8:00 AM		Introductory Remarks
8:10 AM	170	Probing chemistry at wet solid surfaces with in situ infrared spectroscopy A. James McQuillan
8:50 AM	171	FTIR investigations of structures and reactions on aqueous mineral surfaces Stephan J. Hug, Janet M. Truttmann, Francois P. Rotzinger, Andreas Voegelin
9:30 AM	172	ATR-FTIR characterization of inner-sphere and outer-sphere carbonate surface complexes on hematite John R. Bargar, James D. Kubicki, Rebecca Reitmeyer, J. A. Davis
9:50 AM		Intermission
10:00 AM	173	Vibrational and X-ray spectroscopic studies of selenite in solution and at the mineral/water interface Derek Peak
10:20 AM	174	Simultaneous potentiometric and infrared spectroscopic titrations of mineral suspensions John S. Loring, Per Persson
10:40 AM	175	Impact of electron charge transfer and pH on the transformation of uranium-organic complexes Gary P. Halada, Charlotte Eng
11:00 AM	176	An HATR-FTIR investigation of the mechanism of pyrite oxidation in water with dissolved oxygen Courtney R. Usher, Curtis Cleveland, Daniel R. Strongin, Martin A. A. Schoonen
11:20 AM	177	Speciation of ferric iron and sulfate in acid mine drainage waters Juraj Majzlan, Satish C.B. Myneni

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