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The microscopic description of the local structure of water remains an open challenge. Here, we adopt an agnostic approach to understanding water's hydrogen bond network using data harvested from molecular dynamics simulations of an…

Soft Condensed Matter · Physics 2022-04-05 Adu Offei-Danso , Ali Hassanali , Alex Rodriguez

Palladium hydride is a model system for studying metal-hydrogen interactions. Yet, its bulk electronic structure has proven difficult to directly probe, with most studies to date limited to surface-sensitive photoelectron spectroscopy…

Developing adhesives whose bond strength can be externally manipulated is a topic of considerable interest for practical and scientific purposes. In this work, we propose a method of controlling the adhesion force of a regular fluid, such…

Fluid Dynamics · Physics 2022-12-07 Pedro H. A. Anjos , Francisco M. Rocha , Eduardo O. Dias

We investigate the influence of hydrogen on the electronic structure of a binary transition metallic glass of V$_{80}$Zr$_{20}$. We examine the hybridization between the hydrogen and metal atoms with the aid of hard x-ray photoelectron…

Materials Science · Physics 2024-03-21 Johan Bylin , Rebecka Lindblad , Lennart Spode , Ralph H. Scheicher , Gunnar K. Pálsson

An ideal material for on-board hydrogen storage must release hydrogen at practical temperature and pressure and also regenerate efficiently under similarly gentle conditions. Therefore, thermodynamically, the hydride material must lie…

Materials Science · Physics 2015-05-18 T. A. Abtew , Bi-ching Shih , Pratibha Dev , Vincent H. Crespi , Peihong Zhang

While the interactions between water molecules are dominated by strongly directional hydrogen bonds (HBs), it was recently proposed that relatively weak, isotropic van der Waals (vdW) forces are essential for understanding the properties of…

Computational Physics · Physics 2016-07-07 Tobias Morawietz , Andreas Singraber , Christoph Dellago , Jörg Behler

We present a detailed investigation of the electronic structure and bonding characteristics of hydrogen-based molecular systems (\ch{H2+}, \ch{H2}, \ch{H2-}) using the Exact Diagonalization Ab Initio (EDABI) approach within the framework of…

Chemical Physics · Physics 2024-06-13 Maciej Hendzel , Józef Spałek

We performed a benchmark study on a series of dihydrogen bond complexes and constructed a set of reference bond distances and interaction energies. The test set was employed to assess the performance of several wave-function correlated and…

Chemical Physics · Physics 2015-01-22 E. Fabiano , L. A. Constantin , F. Della Sala

Ab initio molecular dynamics (AIMD) simulations have been performed on aqueous solutions of four simple sugars, {\alpha}-D-glucose, \b{eta}-D-glucose, {\alpha}-D-mannose and {\alpha}-D-galactose. Hydrogen bonding (HB) properties, such as…

Chemical Physics · Physics 2024-05-24 Imre Bakó , László Pusztai , Szilvia Pothoczki

Using gamma radiation and volumetric analysis of desorbed gas, hydrogen gas bonding sites have been created and detected in select materials. Desorption of hydrogen was followed over a benign temperature-pressure range. The extent of active…

Chemical Physics · Physics 2010-11-03 Barbara G. Muga , M. Luis Muga

An external electric field changes the physical properties of polar-liquids due to the reorientation of their permanent dipoles. For example it should affect significantly the physical properties of water confined in a nanochannel. The…

Mesoscale and Nanoscale Physics · Physics 2016-08-03 Sobrino Fernández Mario , M. Neek-Amal , F. M. Peeters

Ionic liquids (ILs) feature a tailorable and wide range of structural, chemical and electronic properties that make this class of materials suitable to a broad variety of forefront applications in next-generation electronics. Yet, their…

Materials Science · Physics 2022-11-28 Irene Amiehe Essomba , Mauro Boero , Kerstin Falk , Guido Ori

The supercooled state of bulk water is largely hidden by unavoidable crystallization, which creates an experimentally inaccessible temperature regime - a 'no man's land'. We address this and circumvent the crystallization problem by…

Soft Condensed Matter · Physics 2013-05-29 Johan Mattsson , Rikard Bergman , Per Jacobsson , Lars Börjesson

Nanopores are both a tool to study single-molecule biophysics and nanoscale ion transport, but also a promising material for desalination or osmotic power generation. Understanding the physics underlying ion transport through nano-sized…

Soft Condensed Matter · Physics 2021-04-02 Sanjin Marion , Michal Macha , Sebastian J. Davis , Andrey Chernev , Aleksandra Radenovic

We combined the bond order length strength and bond charge models and the topological concept to obtain the nonbonding, bonding, and antibonding states of the T type WTe$_2$/MoS$_2$ heterostructure.The energy band projection method and…

Materials Science · Physics 2022-03-14 Hongrong Qiu , Hanze Li , Jiannan Wang , Yunhu Zhu , Maolin Bo

Water is an unusual liquid. Its thermophysical properties are non-monotonic with temperature T and pressure p. It's not been known how water's behaviors are encoded in its molecules. We give a statistical physics model, Cage Water, which…

Statistical Mechanics · Physics 2026-05-28 Lakshmanji Verma , Ken A. Dill

Hydrostatic pressure is a useful tool that can tune several key parameters in solid state materials. For example, the Land\'e $g$-factor in GaAs two-dimensional electron systems (2DESs) is expected to change from its bulk value…

Mesoscale and Nanoscale Physics · Physics 2021-04-20 Yoon Jang Chung , S. Yuan , Yang Liu , K. W. Baldwin , K. W. West , M. Shayegan , L. N. Pfeiffer

We numerically investigate the metastable equilibrium structure of deep supercooled and glassy water under pressure, covering the range of densities corresponding to the experimentally produced high-density and very-high-density amorphous…

Soft Condensed Matter · Physics 2021-11-03 Riccardo Foffi , Francesco Sciortino

We compared the diffusion of water confined in armchair and zigzag carbon nanotubes for rigid and flexible water models. Using one rigid model, TIP4P/2005, and two flexible models, SPC/Fw and SPC/FH, we found that the number of the number…

The first principles approaches, density functional theory (DFT) and quantum Monte Carlo, have been used to examine the balance between van der Waals (vdW) forces and hydrogen (H) bonding in ambient and high pressure phases of ice. At…