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The rapidly growing popularity and scale of data-parallel workloads demand a corresponding increase in raw computational power of GPUs (Graphics Processing Units). As single-GPU systems struggle to satisfy the performance demands, multi-GPU…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-11-15 Yifan Sun , Trinayan Baruah , Saiful A. Mojumder , Shi Dong , Rafael Ubal , Xiang Gong , Shane Treadway , Yuhui Bao , Vincent Zhao , José L. Abellán , John Kim , Ajay Joshi , David Kaeli

Spin textures such as magnetic domain walls and skyrmions have the potential to revolutionize electronic devices by encoding information bits. Although recent advancements in ferromagnetic films have led to promising device prototypes,…

Materials Science · Physics 2023-07-18 Kang Wang , Vineetha Bheemarasetty , Gang Xiao

Recent developments have created differentiable physics simulators designed for machine learning pipelines that can be accelerated on a GPU. While these can simulate biomechanical models, these opportunities have not been exploited for…

Computer Vision and Pattern Recognition · Computer Science 2024-02-28 R. James Cotton

Spintronics has gone through substantial progress due to its applications in energy-efficient memory, logic and unconventional computing paradigms. Multilayer ferromagnetic thin films are extensively studied for understanding the domain…

magnum.np is a micromagnetic finite-difference library completely based on the tensor library PyTorch. The use of such a high level library leads to a highly maintainable and extensible code base which is the ideal candidate for the…

Computational Physics · Physics 2023-02-20 Florian Bruckner , Sabri Koraltan , Claas Abert , Dieter Suess

We present our open-source Python module Commics for the study of the magnetization dynamics in ferromagnetic materials via micromagnetic simulations. It implements state-of-the-art unconditionally convergent finite element methods for the…

The imaging of magneto-dynamical processes has been, so far, mostly a two-dimensional business, due to the constraints of the available experimental techniques. In this manuscript, building on the recent developments of soft X-ray magnetic…

Mesoscale and Nanoscale Physics · Physics 2026-02-02 Simone Finizio , Claire Donnelly , Sina Mayr , Ales Hrabec , Jörg Raabe

We present a massively parallel, 3D phase-field simulation framework for modeling ferro-electric materials based scalable logic devices. We self-consistently solve the time-dependent Ginzburg Landau (TDGL) equation for ferroelectric…

Computational Engineering, Finance, and Science · Computer Science 2023-06-14 Prabhat Kumar , Andrew Nonaka , Revathi Jambunathan , Girish Pahwa , Sayeef Salahuddin , Zhi Yao

Nowadays, micromagnetic simulations are a common tool for studying a wide range of different magnetic phenomena, including the ferromagnetic resonance. A technique for evaluating reliability and validity of different micromagnetic…

Probabilistic computing using probabilistic bits (p-bits) presents an efficient alternative to traditional CMOS logic for complex problem-solving, including simulated annealing and machine learning. Realizing p-bits with emerging devices…

Machine Learning · Computer Science 2026-01-22 Naoya Onizawa , Takahiro Hanyu

We report a case study where an existing materials science course was modified to include numerical simulation projects on the micromagnetic behavior of materials. The Ubermag micromagnetic simulation software package is used in order to…

Matrix factorization (MF) is employed by many popular algorithms, e.g., collaborative filtering. The emerging GPU technology, with massively multicore and high intra-chip memory bandwidth but limited memory capacity, presents an opportunity…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-10-25 Wei Tan , Liangliang Cao , Liana Fong

Antiferromagnets naturally exhibit three obvious advantages over ferromagnets for memory device applications: insensitivity to external magnetic fields, much faster spin dynamics (~THz) and higher packing density due to the absence of any…

Mesoscale and Nanoscale Physics · Physics 2019-03-15 Zhiqi Liu , Zexin Feng , Han Yan , Xiaoning Wang , Xiaorong Zhou , Peixin Qin , Huixin Guo , Ronghai Yu , Chengbao Jiang

Our fully kinetic, implicit Particle-in-Cell (PIC) simulations of global magnetospheres on up to 32,768 of El Capitan's AMD Instinct MI300A Accelerated Processing Units (APUs) represent an unprecedented computational capability that…

Computational Engineering, Finance, and Science · Computer Science 2025-07-29 Stefano Markidis , Andong Hu , Ivy Peng , Luca Pennati , Ian Lumsden , Dewi Yokelson , Stephanie Brink , Olga Pearce , Thomas R. W. Scogland , Bronis R. de Supinski , Gian Luca Delzanno , Michela Taufer

Although polymerization and curing reactions govern the performance of advanced materials, their simulation remains challenging owing to the need for accurate, transferable potentials and rarity of chemical events. Conventional reactive…

Materials Science · Physics 2025-12-01 Hodaka Mori , Shunsuke Tonogai , Yu Miyazaki , Akihide Hayashi , Masayoshi Takayanagi

We present NeuralMag, a flexible and high-performance open-source Python library for micromagnetic simulations. NeuralMag leverages modern machine learning frameworks, such as PyTorch and JAX, to perform efficient tensor operations on…

The Monte Carlo method is a powerful technique for computing thermodynamic magnetic states of otherwise unsolvable spin Hamiltonians, but the method becomes computationally prohibitive with increasing number of spins and the simulation of…

Computational Physics · Physics 2021-06-22 Michalis Charilaou

In this extended abstract, we have introduced a highly memory-efficient state vector simulation of quantum circuits premised on data compression, harnessing the capabilities of both CPUs and GPUs. We have elucidated the inherent challenges…

Quantum Physics · Physics 2023-10-02 Boyuan Zhang , Bo Fang , Qiang Guan , Ang Li , Dingwen Tao

HiRep allows flexible simulations of higher representations of Wilson Fermions with various actions and gauge groups and a range of inverters and integrators. This is particularly important for enabling evaluations of observables relevant…

High Energy Physics - Lattice · Physics 2024-12-10 Sofie Martins , Erik Kjellgren , Emiliano Molinaro , Claudio Pica , Antonio Rago

We present a GPU-friendly framework for real-time implicit simulation of elastic material in the presence of frictional contacts. The integration of hyperelasticity, non-interpenetration contact, and friction in real-time simulations…

Graphics · Computer Science 2025-03-20 Ziqiu Zeng , Siyuan Luo , Fan Shi , Zhongkai Zhang