Recent advances in corrosion science applicable to disposal of high-level nuclear waste

GS Frankel, JD Vienna, J Lian, X Guo, S Gin… - Chemical …, 2021 - ACS Publications
High-level radioactive waste is accumulating at temporary storage locations around the
world and will eventually be placed in deep geological repositories. The waste forms and …

Radionuclide disposal using the pyrochlore supergroup of minerals as a host matrix—A review

SA McMaster, R Ram, N Faris, MI Pownceby - Journal of Hazardous …, 2018 - Elsevier
Since the first large scale commercial nuclear power plant became operational in 1958, the
nuclear power industry has been faced with the growing problem of disposal of …

Role of Microstructure and Surface Defects on the Dissolution Kinetics of CeO2, a UO2 Fuel Analogue

CL Corkhill, DJ Bailey, FY Tocino… - … applied materials & …, 2016 - ACS Publications
The release of radionuclides from spent fuel in a geological disposal facility is controlled by
the surface mediated dissolution of UO2 in groundwater. In this study we investigate the …

Beyond the conventional understanding of water–rock reactivity

C Fischer, A Luttge - Earth and Planetary Science Letters, 2017 - Elsevier
A common assumption is that water–rock reaction rates should converge to a mean value.
There is, however, an emerging consensus on the genuine nature of reaction rate variations …

Kinetic concepts for quantitative prediction of fluid-solid interactions

A Luttge, RS Arvidson, C Fischer, I Kurganskaya - Chemical Geology, 2019 - Elsevier
In a unique “perspectives” format that examines both past and future, we appraise the field of
crystal dissolution kinetics, showing how the last century's strong progress in experimental …

In situ nanoscale observations of gypsum dissolution by digital holographic microscopy

P Feng, AS Brand, L Chen, JW Bullard - Chemical geology, 2017 - Elsevier
Recent topography measurements of gypsum dissolution have not reported the absolute
dissolution rates, but instead focus on the rates of formation and growth of etch pits. In this …

Calcite dissolution rate spectra measured by in situ digital holographic microscopy

AS Brand, P Feng, JW Bullard - Geochimica et cosmochimica acta, 2017 - Elsevier
Digital holographic microscopy in reflection mode is used to track in situ, real-time
nanoscale topography evolution of cleaved (104) calcite surfaces exposed to flowing or …

Dissolution kinetics of cubic tricalcium aluminate measured by digital holographic microscopy

AS Brand, JW Bullard - Langmuir, 2017 - ACS Publications
In situ digital holographic microscopy is used to characterize the dissolution flux of
polycrystalline cubic tricalcium aluminate (C3A-c). The surface dissolves at rates that vary …

Dissolution rate spectra of β-dicalcium silicate in water of varying activity

AS Brand, JM Gorham, JW Bullard - Cement and Concrete Research, 2019 - Elsevier
The surface normal dissolution flux of beta dicalcium silicate is quantified using in situ digital
holographic microscopy. The dissolution flux in highly undersaturated flowing solutions …

Fluorite to pyrochlore phase transformation in nanocrystalline Nd2Zr2O7

C Kaliyaperumal, A Sankarakumar, J Palanisamy… - Materials Letters, 2018 - Elsevier
Structural phase plays a crucial role in the applications of pyrochlores. Nanocrystalline Nd 2
Zr 2 O 7 (NZO) pyrochlore was prepared by chemical co-precipitation method and its …