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Developing efficient and accurate algorithms for chemistry integration is a challenging task due to its strong stiffness and high dimensionality. The current work presents a deep learning-based numerical method called DeepCombustion0.0 to…

化学物理 · 物理学 2020-12-24 Tianhan Zhang , Yaoyu Zhang , Weinan E , Yiguang Ju

H2 formation is an important process in post-shock regions, since H2 is an active participant in the cooling and shielding of the environment. The onset of H2 formation therefore has a strong effect on the temperature and chemical evolution…

太阳与恒星天体物理 · 物理学 2015-05-18 H. M. Cuppen , L. E. Kristensen , E. Gavardi

Improving energy efficiency by monitoring system behavior and predicting future energy scenarios in light of increased penetration of renewable energy sources are becoming increasingly important, especially for energy systems that…

系统与控制 · 电气工程与系统科学 2025-03-12 Haozhen Cheng , Jan Stock , André Xhonneux , Hüseyin K. Çakmak , Veit Hagenmeyer

A workflow is presented for performing pair distribution function (PDF) analysis of defected materials using structures generated from atomistic simulations. A large collection of structures, which differ in the types and concentrations of…

材料科学 · 物理学 2022-10-13 Shuyan Zhang , Jie Gong , Daniel Xiao , B. Reeja Jayan , Alan J. H. McGaughey

The fundamental success of large language models hinges upon the efficacious implementation of large-scale distributed training techniques. Nevertheless, building a vast, high-performance cluster featuring high-speed communication…

计算与语言 · 计算机科学 2024-01-30 Weigao Sun , Zhen Qin , Weixuan Sun , Shidi Li , Dong Li , Xuyang Shen , Yu Qiao , Yiran Zhong

A recently developed approach to the thermodynamics of open quantum systems, on the basis of the principle of minimal dissipation, is applied to the spin-boson model. Employing a numerically exact quantum dynamical treatment based on the…

量子物理 · 物理学 2024-08-30 Salvatore Gatto , Alessandra Colla , Heinz-Peter Breuer , Michael Thoss

Exploiting the first measurements of the same ion species in OO collisons at RHIC and LHC, we propose an observable to distinguish whether collective behavior builds up through a hydrodynamic expansion of a strongly interacting QGP or few…

高能物理 - 唯象学 · 物理学 2025-04-21 Victor E. Ambrus , Sören Schlichting , Clemens Werthmann

Reducing Carbon dioxide (CO2) emission is vital at both global and national levels, given their significant role in exacerbating climate change. CO2 emission, stemming from a variety of industrial and economic activities, are major…

应用统计 · 统计学 2024-05-07 Hamed Khosravi , Ahmed Shoyeb Raihan , Farzana Islam , Ashish Nimbarte , Imtiaz Ahmed

Foresight of CO$_2$ emissions from fuel combustion is essential for policy-makers to identify ready targets for effective reduction plans and further to improve energy policies and plans. For the purpose of accurately forecasting the future…

计算工程、金融与科学 · 计算机科学 2020-12-08 Wanli Xie , Wen-Ze Wu , Chong Liu , Tao Zhang , Zijie Dong

Statistical mechanics provides an effective framework to investigate information processing in biochemical reactions. Within such framework far-reaching analogies are established among (anti-) cooperative collective behaviors in chemical…

统计力学 · 物理学 2021-05-26 Elena Agliari , Adriano Barra , Lorenzo Dello Schiavo , Antonio Moro

The prediction of material properties through electronic-structure simulations based on density-functional theory has become routinely common, thanks, in part, to the steady increase in the number and robustness of available simulation…

We assess heat and mass transfer limitations in in situ studies of model catalysts with a first-principles based multiscale modeling approach that integrates a detailed description of the surface reaction chemistry and the macro-scale flow…

材料科学 · 物理学 2009-09-24 Sebastian Matera , Karsten Reuter

Formamide has a key role in prebiotic chemistry as it is the simplest molecule containing the four most important atoms from a biological point of view: hydrogen, carbon, nitrogen and oxygen. Due to its importance, the formation of this…

化学物理 · 物理学 2021-11-02 Berta Martínez-Bachs , Albert Rimola

Efficient discovery of electrocatalysts for electrochemical energy conversion reactions is of utmost importance to combat climate change. With the example of the oxygen reduction reaction we show that by utilising a data-driven discovery…

Exploiting the first measurements of the same ion species in O+O collisons at RHIC and LHC, we propose an experimentally accessible observable to distinguish whether collective behaviour builds up through a hydrodynamic expansion of a…

高能物理 - 唯象学 · 物理学 2025-03-18 Sören Schlichting , Clemens Werthmann

A heavy-impact vibrational excitation and dissociation model for CO$_2$ is presented. This state-to-state model is based on the Forced Harmonic Oscillator (FHO) theory which is more accurate than current state of the art kinetic models of…

化学物理 · 物理学 2021-09-15 João Vargas , Bruno Lopez , Mário Lino da Silva

We developed an automated approach to construct the complex reaction network and explore the reaction mechanism for several reactant molecules. The nanoreactor type molecular dynamics was employed to generate possible chemical reactions, in…

化学物理 · 物理学 2023-12-05 Yutai Zhang , Chao Xu , Zhenggang Lan

Soft matter materials and polymers are widely used in the controlled delivery of drugs. Simulation and modeling provide insight at the atomic scale enabling a level of control unavailable to experiments. We present a workflow protocol for…

软凝聚态物质 · 物理学 2022-03-08 James P. Andrews , Estela Blaisten-Barojas

Biphasic interfaces are complex but fascinating regimes that display a number of properties distinct from those of the bulk. The CO$_2$-H$_2$O interface, in particular, has been the subject of a number of studies on account of its…

材料科学 · 物理学 2025-02-13 Samuel G. H. Brookes , Venkat Kapil , Christoph Schran , Angelos Michaelides

Reaction-diffusion models are common in many areas of statistical physics, where they describe the late-time dynamics of chemical reactions. Using a Bose gas representation, which maps the real-time dynamics of the reactants to the…

统计力学 · 物理学 2022-02-25 Johannes Hofmann