Results 171 to 180 of about 688,478 (251)

Evaluating Nudging Techniques in Implementing the Lower Atmosphere Variability Induced by Tides and Gravity Waves Into the TIEGCM

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 7, July 2025.
Abstract We implement a nudging module into the Thermosphere Ionosphere Electrodynamics General Circulation Model (TIEGCM) to identify effective techniques for incorporating global‐scale tides and medium‐scale gravity waves (GWs) that induce ionospheric variability.
Xian Lu, Haonan Wu
wiley   +1 more source

Nonlinear Topological Photonics: Capturing Nonlinear Dynamics and Optical Thermodynamics. [PDF]

open access: yesACS Photonics
Wong S   +5 more
europepmc   +1 more source

Comparisons Between the Global Ionosphere Thermosphere Model and HIWIND Measurements

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 7, July 2025.
Abstract Neutral winds in the daytime middle thermosphere are difficult to measure. The High altitude Interferometer WIND Observation instrument made measurements of these winds from a balloon in the summers of 2011 and 2018 during both daytime and nighttime at high latitudes.
A. J. Ridley, A. Alhothali
wiley   +1 more source

Diffusive Equilibrium: Modeling Anisotropic Maxwellian and Kappa Field Line Distributions in Io's Plasma Torus Using Multi‐Fluid and Kinetic Approaches

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 7, July 2025.
Abstract Modeling density distributions along Jupiter's magnetic field lines is essential for understanding the Io plasma torus, moon plasma interactions, and plasma throughout the magnetosphere. This study compares multi‐fluid and kinetic approaches to diffusive equilibrium and the effects of different plasma distribution functions and anisotropy.
Edward G. Nerney
wiley   +1 more source

Robust Global Analysis of Mid‐Latitude Ionospheric Trough Morphology

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 7, July 2025.
Abstract This study characterizes the main ionospheric trough (MIT) using a newly implemented detection method applied to ground‐based Global Navigation Satellite System data. The MIT is a region of plasma depletion occurring primarily in the nighttime sub‐auroral F‐region ionosphere. Analysis is based on ground‐based ionosphere total electron content (
Brenna Royersmith   +5 more
wiley   +1 more source

Non-Markovian quantum exceptional points. [PDF]

open access: yesNat Commun
Lin JD   +5 more
europepmc   +1 more source

Excitation of Storm‐Time Pc5 ULF Waves During the 22 July 2009 Storm: Comparison of GOES, Ground Observations, and GEMSIS Coupled Simulation

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 7, July 2025.
Abstract Internally driven ULF waves are excited in the premidnight region during the magnetic storm on 22 July 2009. The excitation of ULF waves was investigated based on the Geospace Environment Modeling System for Integrated Studies (GEMSIS) magnetosphere‐ionosphere coupled model, GOES spacecrafts, and ground magnetometers.
Tomotsugu Yamakawa   +4 more
wiley   +1 more source

Core-valence double ionization of carbon suboxide. [PDF]

open access: yesSci Rep
Olsson E   +11 more
europepmc   +1 more source

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