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RNA function is deeply intertwined with its conformational dynamics. In this review, we survey recent advances in the use of atomistic molecular dynamics simulations to characterize RNA dynamics in diverse contexts, including isolated…

Chemical Physics · Physics 2026-03-06 Olivier Languin-Cattoën , Giovanni Bussi

The implementation of Molecular Dynamics (MD) on FPGAs has received substantial attention. Previous work, however, has consisted of either proof-of-concept implementations of components, usually the range-limited force; full systems, but…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-05-15 Chen Yang , Tong Geng , Tianqi Wang , Rushi Patel , Qingqing Xiong , Ahmed Sanaullah , Jiayi Sheng , Charles Lin , Vipin Sachdeva , Woody Sherman , Martin C. Herbordt

A thermostat of the Nose-Hoover type, based on relative velocities and a local definition of the temperature, is presented. The thermostat is momentum-conserving and Galilean-invariant, which should make it suitable for use in Dissipative…

Statistical Mechanics · Physics 2007-05-23 Michael P. Allen , Friederike Schmid

In this research, atomistic molecular dynamics simulations are combined with mesoscopic phase-field computational methods in order to investigate phase-transformation in polycrystalline Aluminum microstructure. In fact, microstructural…

Materials Science · Physics 2019-07-03 Mehrdad Yousefi

In recent years, simulation methods based on the scaling of atomic potential functions, such as quasi-coarse-grained dynamics and coarse-grained dynamics, have shown promising results for modeling crystalline systems at multiple scales.…

Mesoscale and Nanoscale Physics · Physics 2024-09-11 Dong-Dong Jiang , Jian-Li Shao

Endoreversible engine cycles are a cornerstone of finite-time thermodynamics. We show that endoreversible Stirling engines operating with a one-component plasma as working medium run at maximal power output with the Curzon-Ahlborn…

Statistical Mechanics · Physics 2025-11-24 Gregory Behrendt , Sebastian Deffner

A recently developed method of nanoclusters growth in a pulsed plasma is studied by means of molecular dynamics. A model that allows one to consider high-energy charged particles in classical molecular dynamics is suggested, and applied for…

Mesoscale and Nanoscale Physics · Physics 2015-03-10 Alexey A. Tal , E. Peter Müger , Igor A. Abrikosov , Nils Brenning , Iris Pilch , Ulf Helmersson

To investigate the impact of fractional parameter on the thermodynamic behaviors of quantum systems, we incorporate fractional quantum mechanics into the cycle of a quantum Stirling heat engine and examine the influence of fractional…

Quantum Physics · Physics 2023-05-19 Shihao Xia , Youlin Wang , Minglong Lv , Jincan Chen , Shanhe Su

The stability of a single-walled carbon nanotube placed on top of a catalytic nickel nanoparticle is investigated by means of molecular dynamics simulations. As a case study, we consider the $(12,0)$ nanotube consisting of 720 carbon atoms…

Chemical Physics · Physics 2016-10-07 Alexey V. Verkhovtsev , Stefan Schramm , Andrey V. Solov'yov

This paper introduces a smart model for intelligent energy management of steam generators which are utilized for steam generator and controlling the air to fuel ratio for steam generator all over the firing curve and transient mode…

Signal Processing · Electrical Eng. & Systems 2024-06-26 Ahmed S. Hussein , Noha H. El-Amary , Loai Saad El-din Nasrat , Ali Selim

A simple model for the reaction-driven propulsion of a small device is proposed as a model for (part of) a molecular machine in aqueous media. Motion of the device is driven by an asymmetric distribution of reaction products. The propulsive…

Soft Condensed Matter · Physics 2009-11-13 Ramin Golestanian , Tanniemola B. Liverpool , Armand Ajdari

By converting energy into mechanical work, engines play a central role in most biological and technological processes. In particular, within the current trend towards the development of nanoscience and nanotechnology, microscopic engines…

Soft Condensed Matter · Physics 2018-02-14 Falko Schmidt , Alessandro Magazzu , Agnese Callegari , Luca Biancofiore , Frank Cichos , Giovanni Volpe

Emergent phenomena share the fascinating property of not being obvious consequences of the design of the system in which they appear. This characteristic is no less relevant when attempting to simulate such phenomena, given that the outcome…

Soft Condensed Matter · Physics 2014-11-26 D. C. Rapaport

There are many exotic thermodynamic processes that are hard to study in nature. Here, we synthesize a structured environment to explore the extremes of thermodynamics. We present an engine running at extreme temperatures of above ten…

We describe the thermodynamic state of a highly confined single-phase and single-component fluid in a slit pore using Hill's thermodynamics of small systems. This theory was more recently named nanothermodynamics. We start by constructing…

Chemical Physics · Physics 2021-01-12 Olav Galteland , Dick Bedeaux , Signe Kjelstrup

The change in materials properties subjected to irradiation by highly energetic particles strongly depends on the irradiation dose rate. Atomistic simulations can in principle be used to predict microstructural evolution where experimental…

Materials Science · Physics 2025-06-24 Max Boleininger , Daniel R. Mason , Thomas Schwarz-Selinger , Pui-Wai Ma

We investigate the dynamics of an active gel of bundled microtubules that is driven by clusters of kinesin molecular motors. Upon the addition of ATP, the coordinated action of thousands of molecular motors drives the gel to a highly…

Soft Condensed Matter · Physics 2015-06-23 Gil Henkin , Stephen J. DeCamp , Daniel TN Chen , Tim Sanchez , Zvonimir Dogic

Externally controlled motion of micro and nanomotors in a fluid environment constitutes a promising tool in biosensing, targeted delivery and environmental remediation. In particular, recent experiments have demonstrated that fuel-free…

Fluid Dynamics · Physics 2017-02-08 Maria Michiko Alcanzare , Mikko Karttunen , Tapio Ala-Nissila

Molecular machines consist of either a single protein or a macromolecular complex composed of protein and RNA molecules. Just like their macroscopic counterparts, each of these nano-machines has an engine that "transduces" input energy into…

Biological Physics · Physics 2012-03-15 Debashish Chowdhury

We investigate the structural and dynamical properties of binary aluminum-titanium liquid metallic alloys, as a function of temperature and composition. We make use of MD-simulations, using a transferable machine-learning potential…