Results 171 to 180 of about 262,239 (276)

Element concentrations in tissues reveal spatial structure of Atlantic walrus management stocks

open access: yesThe Journal of Wildlife Management, Volume 90, Issue 4, May 2026.
Differences in tissue element concentrations confirm geographic differentiation between 2 of Canada's walrus management stocks but reveal additional spatial structure within the largest stock that may have management implications. Abstract Ensuring harvested animal populations are managed at appropriate scales requires an understanding of underlying ...
Alexander M. Jardine   +3 more
wiley   +1 more source

Uranium, vanadium, and chromium in fish scales: A redox‐unrelated accumulation pathway in continental margin sediments

open access: yesLimnology and Oceanography, Volume 71, Issue 5, May 2026.
Abstract Enrichment patterns of the redox‐ and bio‐sensitive trace elements U, V, Cr, and Ni in margin sediments are essential for environmental reconstructions. However, their sedimentary accumulation pathways are not fully understood. While the accumulation of toxic trace elements like Cd, Hg, Pb, and Zn has been relatively well studied in fish ...
Frederik Gäng   +4 more
wiley   +1 more source

Engineering Robust Supramolecular Nanoassemblies from Amino‐Acid Functionalized Stiff‐Stilbene Amphiphiles

open access: yesSmall Science, Volume 6, Issue 5, May 2026.
This study reports a newly designed stiff‐stilbene amphiphile functionalized with alanine amino acid groups (SAAla), incorporating advanced π–π interactions between stiff‐stilbene cores and amide hydrogen bonding to dictate the intermolecular distance and enable the construction of supramolecular nanostructures with pH and thermal stability, achieved ...
Khloe Shuk‐Ying Kwan   +4 more
wiley   +1 more source

Comments on Pressure of Uranium Over Uranium—Uranium Dioxide System [PDF]

open access: yesThe Journal of Chemical Physics, 1965
R. J. Ackermann, E. G. Rauh, R. J. Thorn
openaire   +1 more source

An Optimal Approach for Assessment of Dust Fluxes to the Ocean Using 232Th and 230Th

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 5, May 2026.
Abstract Quantifying fluxes of mineral dust to the ocean surface is important for understanding ocean biogeochemical cycles and climate. Geochemical methods can provide dust flux estimates, including through the application of 232Th/230Th. This use of thorium isotopes has been hindered, however, by the ubiquitous presence of strong vertical increases ...
George H. Rowland, Gideon M. Henderson
wiley   +1 more source

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