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Related papers: A study of the ice-water interface using the TIP4P…

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In this work, we evaluate by means of computer simulations the rate for ice homogeneous nucleation for several water models such as TIP4P, TIP4P/2005,TIP4P/ICE, and mW (following the same procedure as in Sanz et al. [J. Am. Chem. Soc.135,…

Statistical Mechanics · Physics 2015-06-23 J. R. Espinosa , E. Sanz , C. Valeriani , C. Vega

In this paper we study the structure of the ice/vapor interface in the neighborhood of the triple point for the TIP4P/2005 model. We probe the fluctuations of the ice/film and film/vapor surfaces that separate the liquid film from the…

Chemical Physics · Physics 2020-03-05 Jorge Benet , Pablo Llombart , Eduardo Sanz , Luis G. MacDowell

In this work, the tetrahydrofuran (THF) hydrate-water interfacial free energy is determined at $500\,\text{bar}$, at one point of the univariant two-phase coexistence line of the THF hydrate, by molecular dynamics simulation. The Mold…

Despite the importance of ice nucleation, this process has been barely explored at negative pressures. Here, we study homogeneous ice nucleation in stretched water by means of Molecular Dynamics Seeding simulations using the TIP4P/Ice…

Soft Condensed Matter · Physics 2023-04-05 P. Montero de Hijes , J. R. Espinosa , C. Vega , C. Dellago

Molecular dynamic simulations were performed for ice Ih with a free surface by using four water models, SPC/E, TIP4P, TIP4P/Ice and TIP4P/2005. The behavior of the basal plane, the primary prismatic plane and of the secondary prismatic…

Other Condensed Matter · Physics 2009-01-14 M. M. Conde , C. Vega , A. Patrykiejew

Molecular simulations employing empiric force fields have provided valuable knowledge about the ice growth process in the last decade. The development of novel computational techniques allows us to study this process, which requires long…

Soft Condensed Matter · Physics 2023-06-07 Pablo Montero de Hijes , Salvatore Romano , Alexander Gorfer , Christoph Dellago

The phase diagram of ice is studied by a quasi-harmonic approximation. The free energy of all experimentally known ice phases has been calculated with the flexible q-TIP4P/F model of water. The only exception is the high pressure ice X, in…

Chemical Physics · Physics 2013-10-04 R. Ramirez , N. Neuerburg , C. P. Herrero

We study the phase equilibrium between liquid water and ice Ih modeled by the TIP4P/Ice interatomic potential using enhanced sampling molecular dynamics simulations. Our approach is based on the calculation of ice Ih-liquid free energy…

Statistical Mechanics · Physics 2020-06-24 Pablo M. Piaggi , Roberto Car

With an ever-increasing interest in water properties, many intermolecular force fields have been proposed to describe the behavior of water. Unfortunately, good models for liquid water usually cannot provide simultaneously an accurate…

Chemical Physics · Physics 2023-03-08 Łukasz Baran , Wojciech Rżysko , Luis G. MacDowell

The performance of several popular water models (TIP3P, TIP4P, TIP5P and TIP4P/2005) is analysed. For that purpose the predictions for ten different properties of water are investigated, namely: 1. vapour-liquid equilibria (VLE) and…

Materials Science · Physics 2009-01-14 C. Vega , J. L. F. Abascal , M. M. Conde , J. L. Aragones

To comprehend the complexities of the ice-water interface, we perform a study that attempts to correlate the altered dynamics of water to its perturbed structure at, and due to, the interface. The deviation from bulk values of structural…

Soft Condensed Matter · Physics 2019-08-02 Saumyak Mukherjee , Sayantan Mondal , Biman Bagchi

We present evidence that the prismatic and secondary prism facets of ice-I$_\mathrm{h}$ crystals possess structural features that can reduce the effective hydrophilicity of the ice/water interface. The spreading dynamics of liquid water…

Chemical Physics · Physics 2015-01-07 Patrick B. Louden , J. Daniel Gezelter

Ice-water, water-vapor interfaces and ice surface are studied by molecular dynamics simulations with the SPC/E model of water molecules having the purpose to estimate the profiles of electrostatic potential across the interfaces. We have…

Soft Condensed Matter · Physics 2016-03-08 T. Bryk , A. D. J. Haymet

Experiments and computer simulations have established that liquid water's surfaces can deviate in important ways from familiar bulk behavior. Even in the simplest case of an air-water interface, distinctive layering, orientational biases,…

Soft Condensed Matter · Physics 2022-07-15 Nathan L. Odendahl , Phillip L. Geissler

We present a partial free energy profile for the homogeneous nucleation of ice using an all-atom model of water at low supercooling, at which ice growth dynamics are reasonably accessible to simulation. We demonstrate that the free energy…

Chemical Physics · Physics 2013-09-06 Aleks Reinhardt , Jonathan P. K. Doye

A widely accepted phenomenological rule states that solids with free surfaces cannot be overheated. In this work we discuss this statement critically under the light of the statistical thermodynamics of interfacial roughening transitions.…

Soft Condensed Matter · Physics 2025-01-08 Lukasz Baran , Pablo Llombart , Eva G. Noya , L. G. MacDowell

Free-energy landscape theory is often used to describe complex molecular systems. Here, a microscopic description of water structure and dynamics based on configuration-space-networks and molecular dynamics simulations of the TIP4P/2005…

Statistical Mechanics · Physics 2015-06-05 Diego Prada-Gracia , Roman Shevchuk , Peter Hamm , Francesco Rao

In this work the high pressure region of the phase diagram of water has been studied by computer simulation by using the TIP4P/2005 model of water. Free energy calculations were performed for ices VII and VIII and for the fluid phase to…

Materials Science · Physics 2009-01-14 J. L. Aragones , M. M. Conde , E. G. Noya , C. Vega

In this work, we conducted molecular dynamics simulations to study the fracture mechanism of ice crystals in a bulk phase and at ice-ice interfaces at the atomistic scale. We show that there exists a narrow disordered interfacial layer…

Chemical Physics · Physics 2019-07-23 A. Afshar , J. Zhong , D. S. Thompson , D. Meng

We present a simulation scheme to calculate defect formation free energies at a molecular crystal/water interface based on force-field molecular dynamics (MD) simulations. To this end we adopt and modify existing approaches to calculate…

Materials Science · Physics 2015-06-22 Julian Schneider , Chen Zheng , Karsten Reuter
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