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We explore the dynamics of energy transfer between two nanocrystal quantum dots placed within an optical microcavity. By adjusting the coupling strength between the cavity photon mode and the quantum dots, we have the capacity to fine-tune…

介观与纳米尺度物理 · 物理学 2024-10-02 Kaiyue Peng , Eran Rabani

The thermodynamics of strongly anisotropic crystalline surfaces is analogous to that of a binary mixture exhibiting phase separation. On a metastable planar surface, formation of stable orientations requires a nucleation process, in which…

材料科学 · 物理学 2019-11-05 Thomas Philippe , Hervé Henry , Mathis Plapp

Metadynamics is an established sampling method aimed at reconstructing the free-energy surface relative to a set of appropriately chosen collective variables. In standard metadynamics the free-energy surface is filled by the addition of…

统计力学 · 物理学 2012-07-11 Davide Branduardi , Giovanni Bussi , Michele Parrinello

The time dependent Schrodinger equation inclusive of curvature effects is developed for a spinless electron constrained to motion on a toroidal surface and subjected to circularly polarized and linearly polarized waves in the microwave…

经典物理 · 物理学 2007-05-23 M. Encinosa , M. Jack

Polaritons have gained significant attention for the tantalizing possibility of modifying chemical properties and dynamics by coupling molecules to resonant cavity modes to create hybrid light-matter quantum states. Herein, we implement the…

化学物理 · 物理学 2025-06-24 Scott M. Garner , Xiaosong Li , Sharon Hammes-Schiffer

We present a general procedure to introduce electronic polarization into classical Molecular Dynamics (MD) force-fields using a Neural Network (NN) model. We apply this framework to the simulation of a solid-liquid interface where the…

计算物理 · 物理学 2021-03-31 Nicodemo Di Pasquale , Joshua D. Elliott , Panagiotis Hadjidoukas , Paola Carbone

Cavity polaritonics is capturing the imagination of the chemistry community because of the novel opportunities it creates to direct chemistry. Electron transfer (ET) reactions are among the simplest reactions, and they also underpin…

量子物理 · 物理学 2022-08-12 Sutirtha N. Chowdhury , Peng Zhang , David N. Beratan

Recent works demonstrated that the dynamics caused by the planetary oblateness coupled with the solar radiation pressure can be described through a model based on singly-averaged equations of motion. The coupled perturbations affect the…

地球与行星天体物理 · 物理学 2020-11-24 Ioannis Gkolias , Elisa Maria Alessi , Camilla Colombo

Surface and curvature properties of asymmetric nuclear matter are studied beyond the proton drip. Using the semiclassical extended Thomas-Fermi method, the calculations are performed in the non-relativistic and relativistic meson field…

核理论 · 物理学 2009-10-30 M. Centelles , M. Del Estal , X. Vinas

It has been shown recently that taking into account strong, weak, electromagnetic, and gravitational interactions, and fulfilling the global charge neutrality of the system, a transition layer will happen between the core and crust of…

太阳与恒星天体物理 · 物理学 2014-03-20 Jorge A. Rueda , Remo Ruffini , Yuan-Bin Wu , She-Sheng Xue

\begin{description} \item[Background] Fusion reactions play an important role in nucleosynthesis and in applications to society. Yet they remain challenging to model. \item[Purpose] In this work, we investigate the features of the…

核理论 · 物理学 2025-07-16 J. Rangel , B. Pinheiro , V. A. B. Zagatto , J. Lubian , F. M. Nunes , L. F. Canto

Coincidence scattering of polarized electrons from nuclei with polarization transfer to outgoing nucleons is studied within the context of relativistic mean field theory. Effects introduced by the dynamical enhancement of the lower…

We study the mass dependence of various quantities (like the average and maximum density, collision rate, participant-spectator matter, temperature as well as time zones for higher density) by simulating the reactions at the energy of…

核理论 · 物理学 2011-02-11 Aman D. Sood , Rajeev K. Puri

We develop a stochastic approach for describing 3D-phase transformations ruled by time-dependent correlated nucleation at solid surfaces. The kinetics is expressed as a series of correlation functions and, at odds with modeling based on…

统计力学 · 物理学 2018-09-26 M. Tomellini , S. Politi

We show how the dynamically nonlocal formulation of classical nuclear motion in the presence of quantal electronic transitions presented many years ago by Pechukas can be localized in time using time dependent perturbation theory to give an…

chem-ph · 物理学 2009-10-22 D. F. Coker , L. Xiao

A key test for any quasi-local energy in general relativity is that it be nonnegative and satisfy a rigidity property; if it vanishes, the region enclosed is flat. We show that the Hawking energy, when evaluated on its natural…

数学物理 · 物理学 2025-08-12 Alejandro Peñuela Diaz

The role of kinetic electrons in the excitation and sustainment of ion-bulk electrostatic waves in collisionless plasmas is investigated, with a focus on the physical mechanisms responsible for the generation of small-scale structures in…

We explore the pressure of active particles on curved surfaces and its relation to other interfacial properties. We use both direct simulations of the active systems as well as simulations of an equilibrium system with effective (pair)…

软凝聚态物质 · 物理学 2019-05-14 René Wittmann , Frank Smallenburg , Joseph M. Brader

We prove an uncertainty relation for energy and arrival time, where the arrival of a particle at a detector is modeled by an absorbing term added to the Hamiltonian. In this well-known scheme the probability for the particle's arrival at…

量子物理 · 物理学 2015-05-30 Jukka Kiukas , Andreas Ruschhaupt , Piet O. Schmidt , Reinhard F. Werner

The direct transition-matrix approach to determination of the electric polarizabilities of quantum bound systems developed in my recent work is applied to study the electric multipole polarizabilities of a two-particle bound complex with a…

核理论 · 物理学 2015-06-11 V. F. Kharchenko
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