[HTML][HTML] Understanding physics-informed neural networks: techniques, applications, trends, and challenges

A Farea, O Yli-Harja, F Emmert-Streib - AI, 2024 - mdpi.com
Physics-informed neural networks (PINNs) represent a significant advancement at the
intersection of machine learning and physical sciences, offering a powerful framework for …

[HTML][HTML] Overview, progress and next steps for our understanding of the near-earth space radiation and plasma environment: Science and applications

Y Zheng, I Jun, W Tu, YY Shprits, W Kim… - Advances in Space …, 2024 - Elsevier
Abstract The Near-Earth Space Radiation and Plasma Environment falls within the realm of
G3 Cluster (G3 refers to 'Near-Earth Radiation and Plasma Environment'of the 'Coupled …

Physics-informed neural networks for modeling astrophysical shocks

SP Moschou, E Hicks, RY Parekh… - Machine Learning …, 2023 - iopscience.iop.org
Physics-informed neural networks (PINNs) are machine learning models that integrate data-
based learning with partial differential equations (PDEs). In this work, for the first time we …

A novel ionospheric inversion model: PINN‐SAMI3 (physics informed neural network based on SAMI3)

J Ma, H Fu, JD Huba, Y ** - Space Weather, 2024 - Wiley Online Library
Purely data‐driven ionospheric modeling fails to adequately obey fundamental physical
laws. To overcome this shortcoming, we propose a novel ionospheric inversion model …

[HTML][HTML] The challenge to understand the zoo of particle transport regimes during resonant wave-particle interactions for given survey-mode wave spectra

O Allanson, D Ma, A Osmane, JM Albert… - Frontiers in astronomy …, 2024 - frontiersin.org
Quasilinear theories have been shown to well describe a range of transport phenomena in
magnetospheric, space, astrophysical and laboratory plasma “weak turbulence” scenarios. It …

Upper limit on outer radiation belt electron flux based on dynamical equilibrium

D Mourenas, AV Artemyev, XJ Zhang… - Journal of …, 2023 - Wiley Online Library
In the Earth's radiation belts, an upper limit on the electron flux is expected to be imposed by
the Kennel‐Petschek mechanism, through the generation of exponentially more intense …

Predicting geostationary 40–150 keV electron flux using ARMAX (an autoregressive moving average transfer function), RNN (a recurrent neural network), and logistic …

LE Simms, NY Ganushkina, M Van der Kamp… - Space …, 2023 - Wiley Online Library
We screen several algorithms for their ability to produce good predictive models of hourly 40–
150 keV electron flux at geostationary orbit (data from GOES‐13) using solar wind …

Rapid Transport of Energetic Electrons to Low LL‐Shells: The Key Role of Electric Fields

A Artemyev, Y Nishimura… - Journal of …, 2024 - Wiley Online Library
The dynamics of the outer radiation belt are traditionally associated with wave‐particle
resonant interactions, which provide local electron acceleration and losses through very low …

Electron resonant interaction with coherent ULF waves: Hamiltonian approach

A Artemyev, X An, D Vainchtein… - Journal of …, 2024 - Wiley Online Library
Electron resonant interaction with ultra‐low‐frequency (ULF) waves is considered to be a
driver of electron radial transport in Earth's inner magnetosphere. Traditional concept of …

Data-driven statistical reduced-order modeling and quantification of polycrystal mechanics leading to porosity-based ductile damage

Y Zhang, N Chen, CA Bronkhorst, H Cho… - Journal of the Mechanics …, 2023 - Elsevier
Predicting the process of porosity-based ductile damage in polycrystalline metallic materials
is an essential practical topic. Ductile damage and its precursors are represented by …