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First-principles based crystal structure prediction (CSP) methods have revealed an essential tool for the discovery of new materials. However, in solids close to displacive phase transitions, which are common in ferroelectrics,…

材料科学 · 物理学 2026-04-17 Hao Gao , Yue-Wen Fang , Ion Errea

This work presents a novel framework governing the development of an efficient, accurate, and transferable coarse-grained (CG) model of a polyether material. The proposed framework combines the two fundamentally different classical…

Deep learning-based methods have shown remarkable effectiveness in solving PDEs, largely due to their ability to enable fast simulations once trained. However, despite the availability of high-performance computing infrastructure, many…

机器学习 · 计算机科学 2026-02-23 Pietro Sittoni , Emanuele Zangrando , Angelo A. Casulli , Nicola Guglielmi , Francesco Tudisco

The increasing complexity of modern neural network architectures demands fast and memory-efficient implementations to mitigate computational bottlenecks. In this work, we evaluate the recently proposed BitNet architecture in HEP…

高能物理 - 唯象学 · 物理学 2026-02-12 Claudius Krause , Daohan Wang , Ramon Winterhalder

Silicon carbide (SiC) has long been a subject of study for its application in harsh environments. Existing empirical interatomic potentials for 3C-SiC show significant discrepancies in predicting the properties that are crucial in…

材料科学 · 物理学 2025-10-09 Ali Hamedani , Andrea E. Sand

Machine-learning-based interatomic potentials enable accurate materials simulations on extended time- and lengthscales. ML potentials based on the Atomic Cluster Expansion (ACE) framework have recently shown promising performance for this…

计算物理 · 物理学 2024-08-02 Daniel F. Thomas du Toit , Yuxing Zhou , Volker L. Deringer

Topology optimization (TO) is a common technique used in free-form designs. However, conventional TO-based design approaches suffer from high computational cost due to the need for repetitive forward calculations and/or sensitivity…

人工智能 · 计算机科学 2020-09-15 Chao Qian , Wenjing Ye

Quantum computational chemistry holds great promise for simulating molecular systems more efficiently than classical methods by leveraging quantum bits to represent molecular wavefunctions. However, current implementations face significant…

量子物理 · 物理学 2025-09-10 Weitang Li , Shi-Xin Zhang , Zirui Sheng , Cunxi Gong , Jianpeng Chen , Zhigang Shuai

We build random forests models to predict elastic properties and mechanical hardness of a compound, using only its chemical formula as input. The model training uses over 10,000 target compounds and 60 features based on stoichiometric…

材料科学 · 物理学 2021-07-22 Wei-Chih Chen , Joanna N. Schmidt , Da Yan , Yogesh K. Vohra , Cheng-Chien Chen

Ongoing climate change calls for fast and accurate weather and climate modeling. However, when solving large-scale weather prediction simulations, state-of-the-art CPU and GPU implementations suffer from limited performance and high energy…

Crystal structure optimization is fundamental to materials modeling but remains computationally expensive when performed with density-functional theory (DFT). Machine-learning (ML) approaches offer substantial acceleration, yet existing…

材料科学 · 物理学 2026-03-26 Ziduo Yang , Wei Zhuo , Huiqiang Xie , Xiaoqing Liu , Lei Shen

Machine learning (ML) techniques and atomistic modeling have rapidly transformed materials design and discovery. Specifically, generative models can swiftly propose promising materials for targeted applications. However, the predicted…

计算物理 · 物理学 2023-11-10 Gang Seob Jung , Sangkeun Lee , Jong Youl Choi

Computational material discovery is under intense study owing to its ability to explore the vast space of chemical systems. Neural network potentials (NNPs) have been shown to be particularly effective in conducting atomistic simulations…

High-entropy alloys (HEAs) with multiple constituent elements have been extensively studied in the past 20 years due to their promising engineering application. Previous experimental and computational studies of HEAs focused mainly on…

材料科学 · 物理学 2020-04-10 Liang Zhang , Kun Qian , Björn W. Schuller , Cheng Lu , Yasushi Shibuta , Xiaoxu Huang

The development of new materials is a core aspect of advancement in synthesis and application for industry. There is a vast number of possible chemical permutations of the basic elements that can be explored to synthesize materials that…

材料科学 · 物理学 2023-10-30 Antony A. Ayieko , Michael O. Atambo , George O. Amolo

Machine learning potentials have emerged as a powerful tool to extend the time and length scales of first principles-quality simulations. Still, most machine learning potentials cannot distinguish different electronic spin orientations and…

计算物理 · 物理学 2022-01-25 Marco Eckhoff , Jörg Behler

This paper presents a memristor-based compute-in-memory hardware accelerator for on-chip training and inference, focusing on its accuracy and efficiency against device variations, conductance errors, and input noise. Utilizing realistic…

神经与进化计算 · 计算机科学 2024-08-28 M. Reza Eslami , Dhiman Biswas , Soheib Takhtardeshir , Sarah S. Sharif , Yaser M. Banad

Lower Bainite (LB) and Tempered Martensite (TM) are two common microstructures in modern high-strength steels. LB and TM can render similar mechanical properties for steels, yet LB is often considered superior to TM in resistance to…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Xiaohan Bie , Manoj Arthanari , Evelin Barbosa de Melo , Baihua Ren , Juancheng Li , Nicolas Brodusch , Stephen Yue , Salim Brahimi , Raynald Gauvin , Jun Song

Accurate atomistic simulations of gas-surface scattering require potential energy surfaces that remain reliable over broad configurational and energetic ranges while retaining the efficiency needed for extensive trajectory sampling. Here,…

Dynamic susceptibility contrast magnetic resonance imaging (DSC-MRI) is widely used to evaluate acute ischemic stroke to distinguish salvageable tissue and infarct core. For this purpose, traditional methods employ deconvolution techniques,…

图像与视频处理 · 电气工程与系统科学 2023-12-12 Anbo Cao , Pin-Yu Le , Zhonghui Qie , Haseeb Hassan , Yingwei Guo , Asim Zaman , Jiaxi Lu , Xueqiang Zeng , Huihui Yang , Xiaoqiang Miao , Taiyu Han , Guangtao Huang , Yan Kang , Yu Luo , Jia Guo
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