Results 191 to 200 of about 19,748,042 (292)

Degradation Rate and Lifetime of Small Impact Craters on the Moon

open access: yesAGU Advances, Volume 7, Issue 7, October 2026.
Abstract Knowledge of crater degradation rates on the Moon is fundamental for dating individual craters, understanding material transport, and investigating crater equilibrium, with broader implications for water ice exploration, regolith evolution, and impact flux reconstruction.
Mingwei Zhang   +3 more
wiley   +1 more source

Relativistic electron acceleration at the bow shock of Jupiter and beyond. [PDF]

open access: yesNature
Raptis S   +5 more
europepmc   +1 more source

Ionospheric Scintillation Induced by Hot Flow Anomalies via Particle Precipitation

open access: yesAGU Advances, Volume 7, Issue 7, October 2026.
Abstract Ionospheric scintillation disrupts trans‐ionospheric radio signals and represents significant challenges for critical communication and navigation systems. Here we document that hot flow anomalies (HFAs), transient disturbances formed near Earth's bow shock, can contribute to scintillation near the cusp.
Jia‐Chen Zhao   +16 more
wiley   +1 more source

Detection of disk-jet coprecession in a tidal disruption event. [PDF]

open access: yesSci Adv
Wang Y   +48 more
europepmc   +1 more source

Satellite‐Derived Upper‐Level Vorticity as an Indicator of Short‐Term Typhoon Intensity Evolution

open access: yesAGU Advances, Volume 7, Issue 7, October 2026.
Abstract Accurate short‐term tropical cyclone (TC) intensity forecasting remains challenging because rapidly evolving inner‐core structures are difficult to observe at sufficiently high temporal resolution. Here, we derive an area‐mean upper‐level vorticity indicator (VORm) from minute‐scale atmospheric motion vectors retrieved from the Fengyun‐4B ...
Pan Xia   +9 more
wiley   +1 more source

First sub-MeV nuclear reaction measurements in a heavy-ion storage ring. [PDF]

open access: yesEur Phys J A Hadron Nucl
Marsh JJ   +40 more
europepmc   +1 more source

Residence Time of Lagrangian Profiling Floats: Observational Assessment and Numerical Simulation of Station Keeping Ability

open access: yesEarth and Space Science, Volume 13, Issue 10, October 2026.
Abstract Autonomous profiling floats have revolutionized global ocean observation, yet their passive drift limits their ability to remain within desired regions. Using observations and simulations with numerical ocean models, we quantify observed and potential residence time (RT) of profiling floats and explore station‐keeping strategies.
Barry B. Ma   +2 more
wiley   +1 more source

High-frequency magnetohydrodynamic waves with substantial energy in the solar polar corona. [PDF]

open access: yesNatl Sci Rev
Gao Y   +7 more
europepmc   +1 more source

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