Results 171 to 180 of about 54,503 (288)

Revisiting CN− Formation Mechanisms in Electron Collisions with Benzonitrile

open access: yesChemPhysChem, Volume 27, Issue 1, January 2026.
This study explores negative ion formation via electron attachment, revealing CN− formation at 3.0 and 7–10 eV. Dissociation pathways are analyzed using G4(MP2) and CASPT2 calculations, highlighting the coupling between the π4* and σ* resonances critical for interstellar chemistry. Radiation‐induced processes in the aromatic cyano compound benzonitrile
Rodrigo Rodrigues   +8 more
wiley   +1 more source

Fluvial deposits of the Ahr river (western Germany) reveal recurring high‐magnitude flood events over the last 1,500 years

open access: yesEarth Surface Processes and Landforms, Volume 51, Issue 1, January 2026.
Floods are one of the most critical environmental threats in Central Europe. We show the importance of geomorphological records from Ahr flood deposits for reconstructing past high‐magnitude flood events. Our chemolithostratigraphical analysis shows that centennial to millennial scale high‐energy flooding is not the exception but the rule in the Ahr ...
Christoph Zielhofer   +9 more
wiley   +1 more source

From Points to Field Scale: A Decade of Soil‐Moisture Monitoring in a German Deciduous Forest (2014–2024)

open access: yesGeoscience Data Journal, Volume 13, Issue 1, January 2026.
We present a decade‐long soil‐moisture dataset from a German deciduous forest, integrating distributed in situ sensors and cosmic‐ray neutron sensing. A semi‐automated workflow ensures consistent site‐level averages despite sensor losses, providing a robust record for ecohydrological studies and validation of remote‐sensing products. ABSTRACT Long‐term,
Felix Pohl   +5 more
wiley   +1 more source

Development of the Cosmic Ray Air Fluorescence Fresnel lens Telescope for a Next Generation UHECR Observatory [PDF]

open access: gold, 2018
Y. Tameda   +5 more
openalex   +1 more source

Exploring the Effects of Reduced Gravitational Field Impacts on Convective Heat Transfer: A Comprehensive Review

open access: yesHeat Transfer, Volume 55, Issue 1, Page 764-774, January 2026.
ABSTRACT This review explores the impact of gravitational instability on convective heat transfer, integrating existing research results and theoretical models. Gravitational instability is vital in promoting or hindering convective actions in different systems, such as atmospheric events, ocean currents, and industrial processes.
Hossam A. Nabwey   +3 more
wiley   +1 more source

Chaotic Behavior of Trapped Cosmic Rays [PDF]

open access: green
Vanessa López-Barquero, P. Desiati
openalex   +1 more source

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