Results 21 to 30 of about 70 (63)

A pilot variational coupled reanalysis based on the CESAM climate model

open access: yesQuarterly Journal of the Royal Meteorological Society, Volume 152, Issue 776, April 2026 Part A.
Variational data assimilation of in‐situ and satellite ocean data and reanalysis atmospheric data into an intermediate complexity Earth system model is possible by adjusting the surface fluxes and internal model parameters. This pilot application requires nearly complete information on the atmospheric state for synchronization.
Armin Köhl   +6 more
wiley   +1 more source

Decoupled Climatic Drivers of Tree and Ground‐Layer Carbon Uptake in Mountain Ecosystems Around the World

open access: yesGlobal Change Biology, Volume 32, Issue 4, April 2026.
Across four continents, we investigated how temperature controls the productivity of high mountain vegetation. We found that the productivity of plants growing close to the ground (< 1 m) tends to be controlled by highly localised “microclimate” temperatures, while the productivity of trees was strongly linked to broader‐scale temperatures.
Max Mallen‐Cooper   +18 more
wiley   +1 more source

On a Kobayashi hyperbolic manifold N modulo a closed subset ΔN and its applications

open access: yesKodai Mathematical Journal, 2007
We show that the degeneration locus of the Kobayashi pseudodistance on a complex manifold is always a pseudoconcave set of order 1. We give some results cocerning the degeneration locus of the Kobayashi pseudodistance. Next we prove a generalization of the little Picard theorem relevantly. Finally, we consider the case N = ΔN.
openaire   +2 more sources

Graph potentials and topological quantum field theories

open access: yesProceedings of the London Mathematical Society, Volume 132, Issue 4, April 2026.
Abstract We introduce a new functional equation in birational geometry, whose solutions can be used to construct two‐dimensional topological quantum field theories (2d TQFTs), infinite‐dimensional in many interesting examples. The solutions of the equation give rise to a hierarchy of graph potentials, which, in the simplest setup, are Laurent ...
Pieter Belmans   +2 more
wiley   +1 more source

Craters and Lunar Lua (Pits/Skylights) in Mare Tranquillitatis and Marius Hills Reveal Variations in Protolith Properties

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 1, January 2026.
Abstract We investigated the regolith parent rock (“protolith”) properties of Mare Tranquillitatis and Marius Hills on the Moon, utilizing lunar pit craters (“lua”) to contextualize observations of rock abundance and crater degradation. We discovered a significant difference in underlying materials: the region around the Tranquillitatis lua is ...
E. S. Costello   +5 more
wiley   +1 more source

Repellent Effects of Host Essential Oils and Limited Effects of Host Length on Tree‐Killing Bark Beetle Attacks

open access: yesEntomologia Experimentalis et Applicata, Volume 174, Issue 1, Page 37-44, January 2026.
This study demonstrated that the host essential oil significantly reduced Polygraphus proximus Blandford (Coleoptera: Scolytinae) attack density, but the density did not differ significantly among logs of various lengths of Abies sachalinensis. Our study suggests that host essential oils can perform as repellents against conifer‐infesting bark beetles.
Mai Aochi, Etsuro Takagi
wiley   +1 more source

Symmetric products and puncturing Campana‐special varieties

open access: yesProceedings of the London Mathematical Society, Volume 131, Issue 6, December 2025.
Abstract We give a counterexample to the Arithmetic Puncturing Conjecture and Geometric Puncturing Conjecture of Hassett–Tschinkel using symmetric powers of uniruled surfaces, and propose a corrected conjecture inspired by Campana's conjectures on special varieties.
Finn Bartsch   +2 more
wiley   +1 more source

BL46XU: an applied hard X‐ray photoelectron spectroscopy beamline HAXPES II at SPring‐8

open access: yesJournal of Synchrotron Radiation, Volume 32, Issue 6, Page 1578-1585, November 2025.
The BL46XU beamline at SPring‐8 has been restructured for hard X‐ray photoelectron spectroscopy (HAXPES), featuring two specialized HAXPES instruments and advanced X‐ray optics for high‐throughput and ambient‐pressure measurements. This article outlines the beamline design, performance and recent scientific achievements enabled by these upgrades.The ...
Satoshi Yasuno   +18 more
wiley   +1 more source

National Worry and the Psychological Value of Social Spending

open access: yesReview of Income and Wealth, Volume 71, Issue 4, November 2025.
ABSTRACT This paper studies “national worry.” It finds that in the West European nations the intensity of worry seems to be inversely linked to the level of social spending in a country. We also demonstrate that the proportion of citizens in Western Europe who report extreme‐worry levels has risen steadily over the last two decades.
Lucía Macchia, Andrew J. Oswald
wiley   +1 more source

Worm Domains are not Gromov Hyperbolic. [PDF]

open access: yesJ Geom Anal, 2023
Arosio L, Dall'Ara GM, Fiacchi M.
europepmc   +1 more source

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