Properties of water confined in hydroxyapatite nanopores as derived from molecular dynamics simulations

Verfasser / Beitragende:
[Thanh Pham, Thibault Lemaire, Evangéline Capiez-Lernout, Marius Lewerenz, Quy-Dong To, Jamieson Christie, Devis Di Tommaso, Nora de Leeuw, Salah Naili]
Ort, Verlag, Jahr:
2015
Enthalten in:
Theoretical Chemistry Accounts, 134/5(2015-05-01), 1-14
Format:
Artikel (online)
ID: 605488312
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024 7 0 |a 10.1007/s00214-015-1653-3  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00214-015-1653-3 
245 0 0 |a Properties of water confined in hydroxyapatite nanopores as derived from molecular dynamics simulations  |h [Elektronische Daten]  |c [Thanh Pham, Thibault Lemaire, Evangéline Capiez-Lernout, Marius Lewerenz, Quy-Dong To, Jamieson Christie, Devis Di Tommaso, Nora de Leeuw, Salah Naili] 
520 3 |a Bone tissue is characterized by nanopores inside the collagen-apatite matrix where fluid can exist and flow. The description of the fluid flow within the bone has however mostly relied on a macroscopic continuum mechanical treatment of the system, and, for this reason, the role of these nanopores has been largely overlooked. However, neglecting the nanoscopic behaviour of fluid within the bone volume could result in large errors in the overall description of the dynamics of fluid. In this work, we have investigated the nanoscopic origin of fluid motion by conducting atomistic molecular dynamics simulations of water confined between two parallel surfaces of hydroxyapatite (HAP), which is the main mineral phase of mammalian bone. The polarizable core-shell interatomic potential model used in this work to simulate the HAP-water system has been extensively assessed with respect to ab initio calculations and experimental data. The structural (pair distribution functions), dynamical (self-diffusion coefficients) and transport (shear viscosity coefficients) properties of confined water have been computed as a function of the size of the nanopore and the temperature of the system. Analysis of the results shows that the dynamical and transport properties of water are significantly affected by the confinement, which is explained in terms of the layering of water on the surface of HAP as a consequence of the molecular interactions between the water molecules and the calcium and phosphate ions at the surface. Using molecular dynamics simulations, we have also computed the slip length of water on the surface of HAP, the value of which has never been reported before. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Water properties  |2 nationallicence 
690 7 |a Nanopores  |2 nationallicence 
690 7 |a Hydroxyapatite  |2 nationallicence 
690 7 |a Bone fluid flow  |2 nationallicence 
700 1 |a Pham  |D Thanh  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 94010, Créteil Cedex, France  |4 aut 
700 1 |a Lemaire  |D Thibault  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 94010, Créteil Cedex, France  |4 aut 
700 1 |a Capiez-Lernout  |D Evangéline  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 77454, Marne la Vallée Cedex 2, France  |4 aut 
700 1 |a Lewerenz  |D Marius  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 77454, Marne la Vallée Cedex 2, France  |4 aut 
700 1 |a To  |D Quy-Dong  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 77454, Marne la Vallée Cedex 2, France  |4 aut 
700 1 |a Christie  |D Jamieson  |u Department of Chemistry, University College London, 20 Gordon Street, WC1H 0AJ, London, UK  |4 aut 
700 1 |a Di Tommaso  |D Devis  |u School of Biological and Chemical Sciences, Queen Mary University of London, Mile End Road, E1 4NS, London, UK  |4 aut 
700 1 |a de Leeuw  |D Nora  |u Department of Chemistry, University College London, 20 Gordon Street, WC1H 0AJ, London, UK  |4 aut 
700 1 |a Naili  |D Salah  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 94010, Créteil Cedex, France  |4 aut 
773 0 |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/5(2015-05-01), 1-14  |x 1432-881X  |q 134:5<1  |1 2015  |2 134  |o 214 
856 4 0 |u https://doi.org/10.1007/s00214-015-1653-3  |q text/html  |z Onlinezugriff via DOI 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a Pham  |D Thanh  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 94010, Créteil Cedex, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lemaire  |D Thibault  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 94010, Créteil Cedex, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Capiez-Lernout  |D Evangéline  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 77454, Marne la Vallée Cedex 2, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lewerenz  |D Marius  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 77454, Marne la Vallée Cedex 2, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a To  |D Quy-Dong  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 77454, Marne la Vallée Cedex 2, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Christie  |D Jamieson  |u Department of Chemistry, University College London, 20 Gordon Street, WC1H 0AJ, London, UK  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Di Tommaso  |D Devis  |u School of Biological and Chemical Sciences, Queen Mary University of London, Mile End Road, E1 4NS, London, UK  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a de Leeuw  |D Nora  |u Department of Chemistry, University College London, 20 Gordon Street, WC1H 0AJ, London, UK  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Naili  |D Salah  |u Laboratoire Modélisation et Simulation Multi Echelle, MSME UMR 8208 CNRS, Université Paris-Est, 94010, Créteil Cedex, France  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/5(2015-05-01), 1-14  |x 1432-881X  |q 134:5<1  |1 2015  |2 134  |o 214