Physics-informed deep neural network for inhomogeneous magnetized plasma parameter inversion

Y Zhang, H Fu, Y Qin, K Wang… - IEEE Antennas and …, 2022 - ieeexplore.ieee.org
Plasma parameter inversion is important for space plasma physics and applications,
particularly for inhomogeneous magnetized plasmas. A physics-informed deep neural …

Controlled beat-wave Brillouin scattering in the ionosphere

B Eliasson, A Senior, M Rietveld, ADR Phelps… - Nature …, 2021 - nature.com
Stimulated Brillouin scattering experiments in the ionospheric plasma using a single
electromagnetic pump wave have previously been observed to generate an electromagnetic …

Data-driven, multi-moment fluid modeling of Landau damping

W Cheng, H Fu, L Wang, C Dong, Y Jin, M Jiang… - Computer Physics …, 2023 - Elsevier
Deriving governing equations of complex physical systems based on first principles can be
quite challenging when there are certain unknown terms and hidden physical mechanisms …

Ion gyro‐harmonic structures in stimulated emission excited by X‐mode high power HF radio waves at EISCAT

AS Kalishin, NF Blagoveshchenskaya… - Journal of …, 2021 - Wiley Online Library
The distinctive features of the ion gyro‐harmonic discrete structures in the narrowband
stimulated electromagnetic emission (NSEE) spectra (within±1 kHz of the heater frequency) …

A stimulated emission diagnostic technique for electron temperature of the high power radio wave modified ionosphere

HY Fu, ML Jiang, J Vierinen… - Geophysical …, 2022 - Wiley Online Library
We report observations of stimulated electromagnetic emission (SEE) induced by high
power high frequency (HF) radio waves near the third electron gyroharmonic (3) at …

Comparison of spectral features of narrowband stimulated electromagnetic emission excited by an extraordinary pump wave in the high-latitude ionospheric F region …

AS Kalishin, NF Blagoveshchenskaya… - Russian Meteorology …, 2022 - Springer
The paper presents the results of investigating generation conditions and features of the
narrowband stimulated electromagnetic emission (NSEE) induced by an extraordinary (X …

Cascades of Parametric Instabilities in the Tokamak Plasma Edge during Electron Cyclotron Resonance Heating

A Clod, MG Senstius, AH Nielsen, R Ragona… - Physical Review Letters, 2024 - APS
We report observations of nonlinear two-plasmon decay instabilities (TPDIs) of a high-power
microwave beam, a process similar to half-harmonic generation in optics, during electron …

Laboratory Evidence of a Pre‐Existing Instability That Can Enhance the Ionospheric Heating Efficiency

Y Ling, Y Liu, J Lei, M Li, X Liu - Geophysical Research Letters, 2021 - Wiley Online Library
Ionospheric heating by high‐power electromagnetic waves is a powerful and efficient tool to
study plasma physics as the ionosphere is used as a nature plasma laboratory. An important …

ELF/VLF wave radiation experiment by modulated ionospheric heating based on multi-source observations at EISCAT

J Chen, J Yang, Q Li, Y Yan, S Hao, C Wang, J Wu… - Atmosphere, 2022 - mdpi.com
Ground-based high-frequency modulated waves can periodically heat the ionosphere and
create “virtual antennas”, which can radiate extremely low frequency (ELF, 0.3–3 kHz) or …

Features of Narrowband Stimulated Electromagnetic Emission Depending on the Effective Radiated Power of the EISCAT/Heating Facility

AS Kalishin, NF Blagoveshchenskaya, TD Borisova… - Cosmic Research, 2023 - Springer
Estimates of excitation thresholds and the analysis of spectral features of narrowband
stimulated electromagnetic emission (NSEE) depending on the electric-field intensity of an …