Minerals in water: A computational perspective

Understanding nucleation and growth of minerals from aqueous solution is an important area both from a fundamental and an industrial point of view and it has always been a challenging area both for experimentalist and theoreticians. In the last decade experimental studies have been increasingly able...

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Main Authors: Raiteri, Paolo, Hyde, A., Demichelis, Raffaella, Gale, Julian, Stack, A., Kellermeier, M., Gebauer, D., Kerisit, S., Fenter, P.
Format: Conference Paper
Published: AMER CHEMICAL SOC 2013
Online Access:http://hdl.handle.net/20.500.11937/34410
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author Raiteri, Paolo
Hyde, A.
Demichelis, Raffaella
Gale, Julian
Stack, A.
Kellermeier, M.
Gebauer, D.
Kerisit, S.
Fenter, P.
author_facet Raiteri, Paolo
Hyde, A.
Demichelis, Raffaella
Gale, Julian
Stack, A.
Kellermeier, M.
Gebauer, D.
Kerisit, S.
Fenter, P.
author_sort Raiteri, Paolo
building Curtin Institutional Repository
collection Online Access
description Understanding nucleation and growth of minerals from aqueous solution is an important area both from a fundamental and an industrial point of view and it has always been a challenging area both for experimentalist and theoreticians. In the last decade experimental studies have been increasingly able to provide a more accurate description of mineral water interfaces, yet a full atomistic description is often out of reach. On the other hand computer simulation can play a valuable role in providing an atomistic picture of the interface although a true connection between calculated properties and experimental observables has often been hard to achieve.The constantly increasing power of supercomputers is rapidly closing the gap between size and time scales of simulations and experiments. Furthermore the use of advanced techniques to calculate free energies is making the direct link between experimental and simulated quantities an achievable goal. However, careful calibration and testing of the computational model are of great importance to unsure that the thermodynamic properties of the mineral/water system are correctly reproduced and a reliable picture is obtained from the simulations. Here we illustrate how computer simulation can achieve quantitative agreement with experiments and provide a clear picture of the molecular process in the pre-and post-nucleation stages for systems of mineralogical and of biological importance, such as calcium carbonate, barium sulfate calcium oxalate.
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spelling curtin-20.500.11937-344102018-12-14T00:52:03Z Minerals in water: A computational perspective Raiteri, Paolo Hyde, A. Demichelis, Raffaella Gale, Julian Stack, A. Kellermeier, M. Gebauer, D. Kerisit, S. Fenter, P. Understanding nucleation and growth of minerals from aqueous solution is an important area both from a fundamental and an industrial point of view and it has always been a challenging area both for experimentalist and theoreticians. In the last decade experimental studies have been increasingly able to provide a more accurate description of mineral water interfaces, yet a full atomistic description is often out of reach. On the other hand computer simulation can play a valuable role in providing an atomistic picture of the interface although a true connection between calculated properties and experimental observables has often been hard to achieve.The constantly increasing power of supercomputers is rapidly closing the gap between size and time scales of simulations and experiments. Furthermore the use of advanced techniques to calculate free energies is making the direct link between experimental and simulated quantities an achievable goal. However, careful calibration and testing of the computational model are of great importance to unsure that the thermodynamic properties of the mineral/water system are correctly reproduced and a reliable picture is obtained from the simulations. Here we illustrate how computer simulation can achieve quantitative agreement with experiments and provide a clear picture of the molecular process in the pre-and post-nucleation stages for systems of mineralogical and of biological importance, such as calcium carbonate, barium sulfate calcium oxalate. 2013 Conference Paper http://hdl.handle.net/20.500.11937/34410 AMER CHEMICAL SOC restricted
spellingShingle Raiteri, Paolo
Hyde, A.
Demichelis, Raffaella
Gale, Julian
Stack, A.
Kellermeier, M.
Gebauer, D.
Kerisit, S.
Fenter, P.
Minerals in water: A computational perspective
title Minerals in water: A computational perspective
title_full Minerals in water: A computational perspective
title_fullStr Minerals in water: A computational perspective
title_full_unstemmed Minerals in water: A computational perspective
title_short Minerals in water: A computational perspective
title_sort minerals in water: a computational perspective
url http://hdl.handle.net/20.500.11937/34410