Spent nuclear fuel

J Bruno, RC Ewing - Elements, 2006 - pubs.geoscienceworld.org
The primary waste form resulting from nuclear energy production is spent nuclear fuel (SNF).
There are a number of different types of fuel, but they are predominantly uranium based …

XPS spectra of uranyl minerals and synthetic uranyl compounds. I: The U 4f spectrum

M Schindler, FC Hawthorne, MS Freund… - … et Cosmochimica Acta, 2009 - Elsevier
The occurrence and binding energies of the U6+, U5+ and U4+ bands in the U 4f7/2 peak of
19 uranyl minerals of different composition and structure were measured by XPS. The …

XPS spectra of uranyl minerals and synthetic uranyl compounds. II: The O 1s spectrum

M Schindler, FC Hawthorne, MS Freund… - … et Cosmochimica Acta, 2009 - Elsevier
The O 1s spectrum is examined for 19 uranyl minerals of different composition and structure.
Spectra from single crystals were measured with a Kratos Axis Ultra X-ray Photoelectron …

The structure hierarchy hypothesis

FC Hawthorne - Mineralogical Magazine, 2014 - cambridge.org
The structure hierarchy hypothesis states that structures may be ordered hierarchically
according to the polymerization of coordination polyhedra of higher bond valence. A …

Actinide waste forms and radiation effects

RC Ewing, WJ Weber - The chemistry of the actinide and transactinide …, 2010 - Springer
Over the past few decades, many studies of actinides in glasses and ceramics have been
conducted that have contributed substantially to the increased understanding of actinide …

THE CRYSTAL STRUCTURE OF NATURAL ZIPPEITE, K1.85H+0.15[(UO2)4O2(SO4)2(OH)2](H2O)4, FROM JÁCHYMOV, CZECH REPUBLIC

J Plášil, SJ Mills, K Fejfarová… - The Canadian …, 2011 - pubs.geoscienceworld.org
The crystal structure of natural zippeite, K1. 85H+ 0.15 [(UO2) 4O2 (SO4) 2OH2](H2O) 4,
from Jáchymov, Czech Republic, has been determined by single-crystal X-ray diffraction and …

Vibrational spectroscopic study of hydrated uranyl oxide: Curite

RL Frost, J Čejka, GA Ayoko, ML Weier - Polyhedron, 2007 - Elsevier
Raman and infrared spectra of the uranyl oxyhydroxide hydrate: curite is reported. Observed
bands are attributed to the (UO2) 2+ stretching and bending vibrations, U–OH bending …

Uranium-bearing phases in a U-mill disposal site in Northern Canada: Products of the interaction between leachate/raffinate and tailings material

M Schindler, JL Durocher, TG Kotzer… - Applied geochemistry, 2013 - Elsevier
The Above Ground Tailings Management Facility (AGTMF) is a licensed tailings receiving
facility at the Key Lake mine site, Northern Saskatchewan, Canada. Tailings within the …

[PDF][PDF] Dissolution of uranyl-oxide-hydroxy-hydrate minerals. II. Becquerelite

M Schindler, FC Hawthorne, PC Burns… - The Canadian …, 2006 - researchgate.net
The morphology of etch pits on the basal surface of becquerelite, Ca (H2O) 8 [(UO2) 6O4
(OH) 6], is predicted using the bondvalence deficiency of anion-terminations on chains of …

Kinematics of apophyllite leaching—A terrace–ledge–kink process within phyllosilicate interlayers

K Aldushin, G Jordan, WW Schmahl - Journal of crystal growth, 2006 - Elsevier
The phyllosilicate apophyllite undergoes interlayer ion leaching and swelling in acidic
aqueous solutions. These processes propagate within the interlayers at distinct reaction …