Session: Nuclear Waste Forms: Current Solutions and Future Challenges


NUCL		Monday, March 26, 2007

1:20 PM-4:55 PM Hyatt Regency McCormick -- Pullman, Oral
Nuclear Waste Forms: Current Solutions and Future Challenges

Sponsored by:	NUCL
Organizers:	Sue Clark Rodney C. Ewing William J. Weber
1:20 PM		Introductory Remarks
1:25 PM	44	Trends in bonding within An substituted zircon, using electronic structure to optimize classical interatomic potentials and facilitate molecular dynamics simulation Aurora Clark
2:05 PM	45	Computational investigation of Np incorporation in boltwoodite Lindsay C Shuller, Rodney Ewing, Udo Becker
2:25 PM	46	Thermodynamics of neptunium solid phases for modeling dissolved concentrations Judah I Friese, Matthew Douglas, Rosara F Payne, Matthew K Edwards, Brady D Hanson
2:45 PM		Intermission
2:55 PM	47	Experimental measurements of uranyl oxide hydrate mineral solubilities at 298K Drew Gorman-Lewis, Lena Mazeina, Alexandra Navrotsky, Jennifer ES. Szymanowski, Peter C. Burns, Jeremy B. Fein
3:15 PM	48	Neptunium association with secondary uranyl solid phases: Status and future needs Matthew Douglas, Judah I Friese, Rosara F Payne, Matthew K Edwards, Brady D Hanson
3:35 PM	49	Alternative matrices for sodium-bearing waste John Seghers, Johan Braet, Karel Lemmens, Bruce D. Begg, R. Arthur Day
	50	Paper Withdrawn
4:35 PM	51	Nanometric alteration layer analysis in the field of long term nuclear glass leaching Tony Chave, Pierre Frugier, André Ayral, Stéphane Gin

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