Results 81 to 90 of about 1,569 (144)

Late Pliocene–Quaternary Arc Volcanism at the Southern Limit of the Hikurangi Subduction Zone: Revised Chronology of the Taranaki Peninsula, New Zealand

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 69, Issue 4, December 2026.
Igneous centres across the Taranaki Peninsula represent the southwestern limit of arc volcanism associated with the Tonga–Kermadec–Hikurangi subduction system. Taranaki Maunga, the youngest and largest of three andesitic stratovolcanoes, dominates the geomorphology of the Taranaki Peninsula along with the eroded remnants of the Kaitake and Pouakai ...
G. P. Thrasher   +3 more
wiley   +1 more source

Permian sedimentary sequence containing analcimolite and authigenic aegirine from the Boskovice Basin (Bohemian Massif, Czechia)

open access: yesThe Depositional Record, Volume 12, Issue 5, November 2026.
The Permian freshwater lacustrine sedimentary sequence rich in analcime, with unusual authigenic aegirine and NaFe3+ clinopyroxene. Product of ashfall directly linked with fossil accumulation (Konzentrat‐Lagerstätte). Abstract The Early Permian freshwater lacustrine sedimentary sequence in the vicinity of Bačov (Czechia) is world‐famous for its rich ...
Jakub Jirásek   +3 more
wiley   +1 more source

Zoning texture and chemical composition of plagioclase recording magma recharge and mixing beneath Pako guyot in the West Pacific

open access: yesSolid Earth Sciences
Magma mixing results in chemical diversity and triggers eruptions, with these processes recorded in phenocryst textures. Previous research indicated that concurrent mixing and crystallization produced a mush rich in clinopyroxene beneath the Pako volcano
Liyang Wei   +4 more
doaj   +1 more source

Impact Crater Hydrothermal Systems Support Rapid Microbial Enrichment and Diverse Metabolic Potential

open access: yesGeobiology, Volume 24, Issue 6, November/December 2026.
ABSTRACT Impact crater hydrothermal systems, formed after asteroid and comet impacts, have been proposed as promising habitats for life on early Earth and as key targets in the search for life on planetary bodies such as Mars, since they provide liquid water and active geochemical turnover.
Sabrina M. C. Hardy   +8 more
wiley   +1 more source

Refractory Metakaolin Geopolymers: Achieving High Mechanical Strength and Near‐Zero Shrinkage After Exposure to 800°C

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 11, November 2026.
ABSTRACT Metakaolin‐based geopolymers are candidate binders for refractory and fire‐resistant components because they combine ceramic‐like thermal stability with low‐temperature processing. Their use is still restricted by a trade‐off: Formulations that develop high strength shrink substantially near 800°C, while formulations that remain dimensionally ...
Maria Fernanda Dornelles Howes   +6 more
wiley   +1 more source

Million‐Year Scale Hydrothermal and Hydrocarbon Evolution Hosted Within Stratified Thermohydraulic Systems in Sedimented Ultraslow‐Spreading Settings, Svyatogor and Vestnesa Ridges

open access: yesGeophysical Research Letters, Volume 53, Issue 20, 28 October 2026.
Abstract Hydrothermal systems at ultraslow‐spreading ridges are poorly understood, especially where thick sediments overlay detachment faults. The International Ocean Discovery Program Expedition 403 obtained the longest sediment record in Atlantic‐Arctic ultraslow‐spreading systems, reaching ∼628 m below the seafloor.
Y. Sakai   +19 more
wiley   +1 more source

Magnetic Imaging of the Effect of Stress on the Remanent Magnetization of Basalt

open access: yesGeophysical Research Letters, Volume 53, Issue 19, 16 October 2026.
Abstract Differential compressional stresses (<100 MPa) that do not result in permanent deformation have traditionally been considered insufficient to modify paleomagnetic signals; however, recent numerical predictions have challenged this assumption.
A. R. Muxworthy   +7 more
wiley   +1 more source

Characteristics of Immersion Freezing Ice Nucleating Particles During Dust Season in Beijing

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 19, 16 October 2026.
Abstract Atmospheric dust is a primary source of ice nucleating particles (INPs), yet their concentrations at temperatures warmer than −20°C are not fully characterized during Asian dust events. This study uses a membrane filtering method to collect aerosol samples and a droplet freezing method to measure daily immersion‐mode INP concentrations in ...
Ke Cao   +8 more
wiley   +1 more source

Comparative Insights Into the Accuracy of Quantitative Phase Analysis of Lithium‐Ion Battery Recycling Slags

open access: yesAdvanced Energy and Sustainability Research, Volume 7, Issue 10, October 2026.
Pyrometallurgical slags from lithium‐ion battery recycling are thermochemically conditioned to form lithium‐bearing “engineered artificial minerals” that enhance lithium recovery. Following chemical characterization (wavelength‐dispersive X‐ray fluorescence spectroscopy, inductively coupled plasma optical emission spectroscopy, electron probe ...
Peter Cornelius Gantz   +7 more
wiley   +1 more source

A Review on Carbon Sequestration Techniques From Geological to Biological Methods: Mechanisms, Methods, and Future Perspectives

open access: yesEngineering Reports, Volume 8, Issue 10, October 2026.
This study reviews CO2 storage methods: geological (depleted reservoirs, saline aquifers, salt caverns, basalt), oceanic (dissolution, hydrates, phytoplankton), and biological (microalgae like Chlorella and Spirulina with 10–50× higher capture than plants; MICP by Sporosarcina pasteurii).
Mohmmadreza Alipour   +3 more
wiley   +1 more source

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