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Atomic-resolution cryogenic scanning transmission electron microscopy (cryo-STEM) has provided a path to probing the microscopic nature of select low-temperature phases in quantum materials. Expanding cryo-STEM techniques to broadly tunable…

Accurate charge densities are central to electronic-structure theory, but computing charge-state-dependent densities with density functional theory remains too expensive for large-scale screening and defect workflows. We present ChargeFlow,…

材料科学 · 物理学 2026-03-26 Tri Minh Nguyen , Sherif Abdulkader Tawfik , Truyen Tran , Svetha Venkatesh

Chemical short-range order (SRO) provides new opportunities for tuning alloy properties, but conventional computational thermodynamics frameworks such as CALPHAD, based on Bragg-Williams mean-field approximations, cannot properly describe…

材料科学 · 物理学 2025-08-12 Chuliang Fu

This study presents a novel method for microstructure control in closed die hot forging that combines Model Predictive Control (MPC) with a developed machine learning model called DeepForge. DeepForge uses an architecture that combines 1D…

机器学习 · 计算机科学 2024-06-10 Jan Petrik , Markus Bambach

The knowledge of the material budget with a high precision is fundamental for measurements of direct photon production using the photon conversion method due to its direct impact on the total systematic uncertainty. Moreover, it influences…

仪器与探测器 · 物理学 2024-01-09 ALICE Collaboration

Machine learning materials properties measured by experiments is valuable yet difficult due to the limited amount of experimental data. In this work, we use a multi-fidelity random forest model to learn the experimental formation enthalpy…

材料科学 · 物理学 2022-09-16 Sheng Gong , Shuo Wang , Tian Xie , Woo Hyun Chae , Runze Liu , Jeffrey C. Grossman

Wood defect detection is critical for ensuring quality control in the wood processing industry. However, current industrial applications face two major challenges: traditional methods are costly, subjective, and labor-intensive, while…

计算机视觉与模式识别 · 计算机科学 2025-04-16 Jincheng Kang , Yi Cen , Yigang Cen , Ke Wang , Yuhan Liu

In Sequential Recommendation Systems (SRecsys), traditional training approaches that rely on Cross-Entropy (CE) loss often prioritize accuracy but fail to align well with user satisfaction metrics. CE loss focuses on maximizing the…

信息检索 · 计算机科学 2025-02-21 Chen Wang , Fangxin Wang , Ruocheng Guo , Yueqing Liang , Philip S. Yu

In this article, we present an improved version of the PULSE method (Partition function Unsupervised Learning Sampling and Evaluation) for estimating the thermodynamic properties of chemically disordered compounds. The aim is to reduce the…

统计力学 · 物理学 2026-05-28 Baptiste Bernard , Luca Messina , Eiji Kawasaki , Emeric Bourasseau

Surface energies of metal-based systems are important for determining the Wulff-constructed shapes of metal nanoparticles and understanding the stability. We have developed a coordination number-based model to predict the total energy of…

材料科学 · 物理学 2025-06-19 Shyama Charan Mandal , Frank Abild-Pedersen

A new method for implementing the kinetic energy operator for real-space, grid-based electronic structure codes is developed. It is based on multi-order Adaptive Finite Differencing (AFD) and uses atomic pseudo orbitals produced by the…

计算物理 · 物理学 2023-05-23 E. L. Briggs , Wenchang Lu , J. Bernholc

Although the classical density functional theory (DFT) of inhomogeneous fluids was formulated more than four decades ago, its application to broken symmetry phases of molecular systems remained a challenge. Approximate free energy…

统计力学 · 物理学 2026-05-19 Yashwant Singh

The Combustion Toolbox (CT) is a newly developed open-source thermochemical code designed to solve problems involving chemical equilibrium for both gas- and condensed-phase species. The kernel of the code is based on the theoretical…

化学物理 · 物理学 2026-01-06 Alberto Cuadra , César Huete , Marcos Vera

The quasi-harmonic Debye approximation has been implemented within the AFLOW and Materials Project frameworks for high-throughput computational science (Automatic Gibbs Library, AGL), in order to calculate thermal properties such as the…

High-throughput computational screening has emerged as a critical component of materials discovery. Direct density functional theory (DFT) simulation of inorganic materials and molecular transition metal complexes is often used to describe…

材料科学 · 物理学 2017-05-18 Jon Paul Janet , Heather J. Kulik

Using the atomic cluster expansion (ACE) framework, we develop a machine learning interatomic potential for fast and accurately modelling the phonon transport properties of wurtzite aluminum nitride. The predictive power of the ACE…

材料科学 · 物理学 2024-02-23 Guang Yang , Yuan-Bin Liu , Lei Yang , Bing-Yang Cao

A methodology is presented for estimating average values for the temperature and the frictional traction over a tool-workpiece interface using measured values of force and torque applied to the tool. The approach was developed specifically…

材料科学 · 物理学 2014-04-01 Paul R. Dawson , Donald E. Boyce

An uncoupled multi-scale homogenization approach is used to estimate the effective thermal conductivities of plain weave C/C composites with a high degree of porosity. The geometrical complexity of the material system on individual scales…

材料科学 · 物理学 2008-07-23 Blanka Tomkova , Michal Sejnoha , Jan Novak , Jan Zeman

Conformal prediction is an emerging technique for uncertainty quantification that constructs prediction sets guaranteed to contain the true label with a predefined probability. Previous works often employ temperature scaling to calibrate…

机器学习 · 计算机科学 2024-12-24 Huajun Xi , Jianguo Huang , Kangdao Liu , Lei Feng , Hongxin Wei

Point defects dictate the properties of many functional materials. The standard approach to modelling the thermodynamics of defects relies on a static description, where the change in Gibbs free energy is approximated by the internal…

材料科学 · 物理学 2024-12-24 Irea Mosquera-Lois , Johan Klarbring , Aron Walsh