Results 191 to 200 of about 540,378 (271)

Reconnaissance study of watershed and cave sediment sources discharging from a karst spring, Iowa

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 3, September 2026.
Abstract Springs discharging from karst landscapes provide sustainable flows to natural ecosystems and support productive fish hatcheries but sediment discharging from springs threatens the long‐term sustainability of hatcheries. In this study, we conducted a reconnaissance study to evaluate watershed and cave sediment sources discharging to Siewers ...
Keith E. Schilling   +4 more
wiley   +1 more source

Ligand‐Free All‐Metal Super‐Chalcogens Stabilized by Jellium‐Guided Charge Engineering in Group 13 Zintl Superlattices

open access: yesAggregate, Volume 7, Issue 9, September 2026.
A Jellium‐guided strategy enables the unprecedented stabilization of ligand‐free Group 13 all‐metal clusters into ionic superlattices, overturning the Zintl paradigm and defining a new class of bandgap‐tunable, facile exfoliation quantum materials. ABSTRACT While considerable progress has been made in synthesizing ligand‐free all‐metal clusters (LFAMCs)
Jun Li   +7 more
wiley   +1 more source

Color‐Center‐Driven Inorganic Photochromic Materials: Mechanisms, Classifications and Property Modulation

open access: yesAdvanced Physics Research, Volume 5, Issue 9, September 2026.
This review explores color‐center‐mediated photochromism in inorganic materials and elaborates on defect‐originated photochromic fundamentals. It categorizes typical material systems by three core color‐center sources, including oxygen vacancies, non‐oxygen anion‐related defects, and cation‐related defects and summarizes feasible defect engineering ...
Jingxuan Zhang   +3 more
wiley   +1 more source

Tabletop Roleplaying Games (TTRPGs) as a Source of Belonging and Wellbeing: A Social Identity Perspective

open access: yesJournal of Community &Applied Social Psychology, Volume 36, Issue 5, September/October 2026.
ABSTRACT Our group memberships form the basis of our social identities and act as a source of wellbeing. Group membership is therefore a frontline defence to combat the growing global prevalence of loneliness. However, the efficacy of a group depends on whether it is beneficial to health and subjectively meaningful to its members.
Courtney G. Matthews   +4 more
wiley   +1 more source

Chronic Paraquat Neurotoxicity and Dopaminergic Degeneration: A Mechanistic Review

open access: yesChemistry &Biodiversity, Volume 23, Issue 9, September 2026.
Occurrence of Parkinson's disease (PD) based on several neurotoxins. Advanced and comprehensive mechanisms based on Paraquat‐induced PD. Mechanism of oxidative stress, ROS and RNS formation, and death of dopaminergic neurons. The modulation of genes and proteins by paraquat leads to Parkinsonism.
Saima Riaz   +5 more
wiley   +1 more source

Impact of intragrain chemical heterogeneities on <sup>40</sup>Ar/<sup>39</sup>Ar and <sup>87</sup>Rb-<sup>87</sup>Sr white mica dates. [PDF]

open access: yesContrib Mineral Petrol
Jakobsson V   +7 more
europepmc   +1 more source

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