Results 231 to 240 of about 16,133 (302)

Inertial Alfvén Waves With Magnetosphere‐Ionosphere Coupling and Feedback

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 7, July 2026.
Abstract We present a theory of the ionospheric feedback instability (IFI) in which the finite‐thickness h $h$ of the ionosphere is represented by a frequency‐ and scale‐dependent height‐integrated Pedersen conductance, YI≡∑inΩ,k⊥,h, ${Y}_{\mathrm{I}}\equiv {\mathrm{\sum }}_{\text{in}}\left({\Omega },{k}_{\perp },h\right),$ electromagnetically coupled ...
R. Rankin, Q.‐G. Zong, W. Wang
wiley   +1 more source

A Plate‐Based Model for Reconciling Geodetic and Geologic Vertical Deformation Across Taiwan

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 7, July 2026.
Abstract Reconciling geodetic and geologic deformation remains a fundamental challenge in tectonic studies of active orogens. Elastic rebound theory posits that present‐day deformation differs from deformation recorded over time scales longer than the earthquake cycle because locked faults store and release strain.
Ping‐Chen Chiang   +6 more
wiley   +1 more source

Evolution of a Point Plume in a Rotating Unstratified Fluid Overlain by a Stratified Layer: Scaling and Implications for Icy Satellites

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 7, July 2026.
Abstract Plumes that rise through an unstratified layer and penetrate into an adjacent stably stratified layer are ubiquitous in geophysical and planetary environments, including the subsurface oceans of icy satellites such as Europa, Enceladus, and Titan. In this study, we investigate the evolution of such plumes from isolated buoyant sources, both in
Shuang Wang   +3 more
wiley   +1 more source

Manifesto: challenging the standard cosmological model. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci
Binney J   +3 more
europepmc   +1 more source

Cosmic Dust Flux During the Quaternary: The Record of Large Scoriaceous and Unmelted Micrometeorites From the Transantarctic Mountains Collection

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 7, July 2026.
Abstract We estimate the cosmic dust flux to Earth through the study of rare micrometeorites that preserve part of their precursor features during atmospheric entry heating, namely unmelted and scoriaceous subtypes. Combining high‐precision mass balance measurements, X‐ray computed microtomography and scanning electron microscopy, we studied mass, size
S. Ottaviani   +7 more
wiley   +1 more source

Characterizing Martian Lithospheric Density Distribution Through Bayesian Gravity Analysis

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 7, July 2026.
Abstract One of the best sources of information for probing the inner structure of Mars is gravimetry data from satellites. By combining these measurements with topography data and isostatic theory, the aim of this study is to infer information about lateral density variations in the Martian lithosphere. Previous efforts at direct gravity inversion had
Henrietta Rákóczi   +3 more
wiley   +1 more source

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