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Representing polyether-salt systems by chains of interacting coordination shells, defined by the cation and by its nearest ligands, we derive the interaction potential between closest shells -- the inter-shells potential -- in terms of…

chem-ph · 物理学 2009-10-28 L. D. Carlos , A. L. L. Videira

We make predictions for momentum-integrated elliptic and triangular flow as well as mean transverse momentum for 5.02 TeV Pb-Pb collisions, as planned at the Large Hadron Collider. We use hydrodynamic calculations to predict the change of…

核理论 · 物理学 2016-03-30 Jacquelyn Noronha-Hostler , Matthew Luzum , Jean-Yves Ollitrault

Differential and total breakup cross sections as well as vector and tensor analyzing powers for p-d scattering are studied for energies above the deuteron breakup threshold up to E(lab)=28 MeV. The p-d scattering wave function is expanded…

核理论 · 物理学 2009-11-07 A. Kievsky , M. Viviani , S. Rosati

Series of molecular dynamics simulations for 2-propanol-water mixtures, as a function of temperature (between freezing and room temperature) and composition (xip= 0, 0.5, 0.1 and 0.2) have been performed for temperatures reported in the…

化学物理 · 物理学 2019-11-06 Szilvia Pothoczki , László Pusztai , Imre Bakó

Combining Deep-UV second harmonic generation spectroscopy with molecular simulations, we confirm and quantify the specific adsorption of guanidinium cations to the air-water interface. Using a Langmuir analysis and measurements at multiple…

We show that the highly conductive polymer poly(3,4-ethylenedioxythiophene)-poly(styrenesulfonate) (PEDOT:PSS) can successfully be applied as a hole selective front contact in silicon heterojunction (SHJ) solar cells. In combination with a…

其他凝聚态物理 · 物理学 2017-01-20 Sara Jäckle , Martin Liebhaber , Clemens Gersmann , Mathias Mews , Klaus Jäger , Silke Christiansen , Klaus Lips

We perform molecular dynamics simulations to investigate hydration structures and dynamics in seven water-containing polymers: PVA, PHEA, PHEMA, PBA, PMEMA, PEG, and PMEA. The analysis integrates four perspectives: the water-content…

软凝聚态物质 · 物理学 2026-05-29 Atsuki Hashimoto , Kokoro Shikata , Kang Kim , Nobuyuki Matubayasi

The strong short-range repulsion, characteristic to realistic interatomic potentials, complicates the description of weakly-bound few-body systems such as those of \He atoms. The present work proposes an approach for solving this problem…

原子物理 · 物理学 2022-04-27 A. Deltuva

Assessments of machine-learned (ML) potentials are an important aspect of the rapid development of this field. We recently reported an assessment of the linear-regression permutationally invariant polynomial (PIP) method for ethanol, using…

化学物理 · 物理学 2024-07-30 Paul L. Houston , Chen Qu , Qi Yu , Priyanka Pandey , Riccardo Conte , Apurba Nandi , Joel M. Bowman

At model water--vapor and water--solid interfaces, molecular ordering leads to charge oscillations and, thereby, to a spatially varying electrostatic potential. Atomistic simulations indicate that such ordering leads to an electric…

化学物理 · 物理学 2025-12-12 David Fertig , Adrian L. Usler , Mathijs Janssen

Rydberg atoms and beams of ultracold polar molecules have become highly useful experimental tools in recent years. There is therefore a need for accessible calculations of interaction potentials between such particles and nearby surfaces…

量子物理 · 物理学 2012-03-05 Simen Å. Ellingsen , Stefan Yoshi Buhmann , Stefan Scheel

The influence of hydrated cation-{\pi} interaction forces on the adsorption and filtration capabilities of graphene-based membrane materials is significant. However, the lack of interaction potential between hydrated Cs+ and graphene limits…

计算物理 · 物理学 2024-12-02 Yangjun Qin , Liuhua Mu , Xiao Wan , Zhicheng Zong , Tianhao Li , Nuo Yang

We investigate the $^9$Be + $^{208}$Pb elastic scattering, breakup and fusion at energies around the Coulomb barrier. The three processes are described simultaneously, with identical conditions of calculations. The $^{9}$Be nucleus is…

核理论 · 物理学 2016-06-22 M. S. Hussein , P. Descouvemont , L. F. Canto

The precision of the photoassociation spectroscopy of Yb dimer in degenerate gases is enough to improve the constraints on the new short-range gravity-like forces if the theoretical knowledge of the Born-Oppenheimer interatomic potential…

原子物理 · 物理学 2021-11-12 Giorgio Visentin , Alexei A. Buchachenko , Paweł Tecmer

We demonstrate that Casimir-Polder energies between noble gas atoms (dissolved in water) and oil-water interfaces are highly surface specific. Both repulsion (e.g. hexane) and attraction (e.g. glycerine and cyclodecane) is found with…

量子物理 · 物理学 2012-06-18 Mathias Boström , Simen Å. Ellingsen , Iver Brevik , Drew F. Parsons , Bo E. Sernelius

The double ionization potential (DIP) equation-of-motion (EOM) coupled-cluster (CC) method with a full treatment of 4-hole-2-particle (4$h$-2$p$) correlations and triply excited clusters, abbreviated as DIP-EOMCCSDT(4$h$-2$p$), and its…

化学物理 · 物理学 2025-02-12 Karthik Gururangan , Achintya Kumar Dutta , Piotr Piecuch

We present a new interatomic potential for water captured in a charge-transfer embedded atom method (EAM) framework. The potential accounts for explicit, dynamical charge transfer in atoms as a function of the local chemical environment. As…

材料科学 · 物理学 2007-05-23 Krishna Muralidharan , Steven M. Valone , Susan R. Atlas

In order to predict the potential energy surface (PES) from measured structure in equilibrium state, one should typically perform trial-and-error statistical thermodynamic simulation with assumed multibody interactions. Very recently, we…

无序系统与神经网络 · 物理学 2017-07-11 Koretaka Yuge

The rovibrational level populations, and subsequent emission in various astrophysical environments, is driven by inelastic collision processes. The available rovibrational rate coefficients for water have been calculated using a number of…

星系天体物理 · 物理学 2024-11-14 Benhui Yang , Chen Qu , J. M. Bowman , Dongzheng Yang , Hua Guo , N. Balakrishnan , R. C. Forrey , P. C. Stancil

The surface or contact potential at the water liquid-vapor interface is discussed in relation to determinations of absolute ion hydration free energies and distributions of ions near the interface. It is shown that, rather than the surface…

软凝聚态物质 · 物理学 2012-09-21 Thomas L. Beck