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Two-dimensional (2D) graphene-like layered semiconductors provide a new platform for materials research because of their unique mechanical, electronic and optical attributes. Their in-plane covalent bonding and dangling-bond-free surface…

材料科学 · 物理学 2018-08-29 Zhiming Shi , Xinjiang Wang , Yuanhui Sun , Yawen Li , Lijun Zhang

We devise a nonlocal correlation energy functional that describes the entire range of dispersion interactions in a seamless fashion using only the electron density as input. The new functional is considerably simpler than its predecessors…

化学物理 · 物理学 2010-12-27 Oleg A. Vydrov , Troy Van Voorhis

Van der Waals layered and 2D materials constitute an extraordinary playground for condensed matter physics, since the strong confinement of wavefunctions to two dimensions supports a diverse set of correlated phenomena. By creating…

介观与纳米尺度物理 · 物理学 2023-08-14 Joohyung Park , Ayan N. Batyrkhanov , J. R. Schaibley , Oliver L. A. Monti

In van der Waals bonded or rotationally disordered multilayer stacks of two-dimensional (2D) materials, the electronic states remain tightly confined within individual 2D layers. As a result, electron-phonon interactions occur primarily…

We propose a data-driven framework to learn interaction kernels in stochastic multi-agent systems. Our approach aims at identifying the functional form of nonlocal interaction and diffusion terms directly from trajectory data, without any a…

机器学习 · 计算机科学 2026-03-18 Giacomo Albi , Alessandro Alla , Elisa Calzola

We highlight the non-universality of the asymptotic behavior of dispersion forces, such that a sum of inverse sixth power contributions is often inadequate. We analytically evaluate the cross-correlation energy Ec between two pi-conjugated…

软凝聚态物质 · 物理学 2013-05-29 John F. Dobson , Angel Rubio

We apply the modern technique of approximation of multivariate functions - tensor train cross approximation - to the problem of the description of physical interactions between complex-shaped bodies in a context of computational…

计算物理 · 物理学 2017-05-02 Grigory Drozdov , Igor Ostanin , Ivan Oseledets

The processing and material properties of commercial organic semiconductors, for e.g. fullerenes is largely controlled by their precise arrangements, specially intermolecular symmetries, distances and orientations, more specifically,…

介观与纳米尺度物理 · 物理学 2020-12-02 Saunak Das , Johannes Fiedler , Oliver Staufert , Michael Walter , Stefan Yoshi Buhmann , Martin Presselt

We show that the usual sum of $R^{-6}$ contributions from elements separated by distance $R$ can give \emph{qualitatively} wrong results for the electromagnetically non-retarded van der Waals interaction between non-overlapping bodies. This…

软凝聚态物质 · 物理学 2009-11-11 John F. Dobson , Angela White , Angel Rubio

The diffuse interface model of Cahn-Hilliard-van der Waals is often used to study various aspects of multi-phase flows such as droplets coalescence and contact line dynamics. The original model of Cahn-Hilliard-van der Waals uses an…

流体动力学 · 物理学 2014-08-29 Lionel Hirschberg , Avraham Hirschberg

This paper presents a two-phase method for learning interaction kernels of stochastic many-particle systems. After transforming stochastic trajectories of every particle into the particle density function by the kernel density estimation…

计算物理 · 物理学 2025-01-03 Yangxuan Shi , Wuyue Yang , Liu Hong

2D intercorrelated ferroelectrics, exhibiting a coupled in-plane and out-of-plane ferroelectricity, is a fundamental phenomenon in the field of condensed-mater physics. The current research is based on the paradigm of bi-directional…

材料科学 · 物理学 2020-11-24 Yan Liang , Shiying Shen , Baibiao Haung , Ying Dai , Yandong Ma

In this paper, we present an Eulerian-Lagrangian methodology to simulate the interaction between a fluid-fluid interface and a solid particle in the presence of wetting effects. The target physical problem is represented by ternary phase…

流体动力学 · 物理学 2023-09-21 Fernando Kevin Miranda S. Cruz , Cristian Marchioli

van der Waals (vdW) interaction plays a fundamental role in the surface-molecules related phenomena. Tuning of the correlated charge fluctuation in the vdW complex is a plausible way to modulate the molecules interaction at the atomic…

介观与纳米尺度物理 · 物理学 2016-01-20 Manoharan Muruganathan , Jian Sun , Tomonori Imamura , Hiroshi Mizuta

An analytical form has been derived using Ostrogradski's integration method for the interaction between two thin rods of finite lengths in arbitrary relative configurations in a 3-dimensional space, each treated as a line of material points…

软凝聚态物质 · 物理学 2024-05-08 Junwen Wang , Gary Seidel , Shengfeng Cheng

The rapid development of two-dimensional (2D) materials has reshaped modern nanoscience, offering properties that differ fundamentally from their bulk counterparts. As experimental discovery accelerates, the need for reliable computational…

材料科学 · 物理学 2025-12-19 Ahsan Javed , Mahvish Shaheen , Muhammad Shahbaz , M. Sufyan Ramzan , Rafi Ullah , Wei Jiang

We study the static and dynamic interaction between a horizontal cylindrical nano-probe and a thin liquid film. The effects of the physical and geometrical parameters, with a special focus on the film thickness, the probe speed, and the…

介观与纳米尺度物理 · 物理学 2017-06-05 René Ledesma-Alonso , Elie Raphaël , Thomas Salez , Philippe Tordjeman , Dominique Legendre

Noncovalent van der Waals (vdW) interactions are responsible for a wide range of phenomena in matter. Popular density-functional methods that treat vdW interactions use disparate physical models for these intricate forces, and as a result…

材料科学 · 物理学 2020-04-15 Jan Hermann , Alexandre Tkatchenko

The concept of swapping the two most important spin interactions -- exchange and spin-orbit coupling -- is proposed based on two-dimensional multilayer van der Waals heterostructures. Specifically, we show by performing realistic ab initio…

介观与纳米尺度物理 · 物理学 2020-11-05 Klaus Zollner , Martin Gmitra , Jaroslav Fabian

Multilayer van der Waals (vdWs) heterostructures assembled by diverse atomically thin layers have demonstrated a wide range of fascinating phenomena and novel applications. Understanding the interlayer coupling and its correlation effect is…

介观与纳米尺度物理 · 物理学 2017-06-26 Liang Xu , Wei-Qing Huang , Wangyu Hu , Bing-Xin Zhou , Anlian Pan , Gui-Fang Huang