Results 121 to 130 of about 7,206 (242)

Gamma Rays Signal the Vulnerability of Forest to Extreme Drought

open access: yesGeophysical Research Letters, Volume 53, Issue 15, 16 August 2026.
Abstract Extreme drought and heat are driving forest die‐off globally, yet regional‐scale mapping of subsurface water storage capacity, governing forest vulnerability, remains a major challenge. Here, we demonstrate that airborne gamma‐ray spectrometry (GRS) of potassium (40K) decay provides a powerful proxy for subsurface constraints on water ...
Gavan S. McGrath   +3 more
wiley   +1 more source

Advanced Membrane Technologies and Hybrid Treatment Systems for Sustainable Removal of Naturally Occurring Radioactive Materials from Industrial Wastewater. [PDF]

open access: yesMembranes (Basel)
Al Saadi AS   +9 more
europepmc   +1 more source

(NH4)2[Tc2O2(S2O7)4]: An Unexpected Technetium(V)‐Sulfate From the Reaction of (NH4)(TcO4) With SO3

open access: yesChemistry – A European Journal, Volume 32, Issue 29, 7 August 2026.
The reaction of the radioactive pertechnetate (99TcO4)− with the oxidizer SO3 leads to blue crystals of (NH4)2[Tc2O2(S2O7)4]. The complex dimeric [Tc2O2(S2O7)4]2− anion exhibits the technetium in the oxidation state V, showing that reduction occurs during the reaction.
Stefan Sutorius   +5 more
wiley   +1 more source

Synthesis and uranyl(VI) extraction performance of a calix[4]pyrrole-tetrahydroxamic acid receptor. [PDF]

open access: yesBeilstein J Org Chem
Karnib S   +7 more
europepmc   +1 more source

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, Volume 28, Issue 15, 5 August 2026.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

100 Years of Element Zero: Andreas von Antropoff's Neutronium and the Naming of the Neutron

open access: yesZeitschrift für anorganische und allgemeine Chemie, Volume 652, Issue 12, 3 August 2026.
Congratulations to the 100th Anniversary of the publication of Andreas von Antropoff's element 0, “–“! This contribution provides a historical account of the concept of element zero and the naming of the neutron. The concept of element zero is 100 years old, having a first documented appearance in a 1926 publication by Andreas von Antropoff, while the ...
Holger Kohlmann
wiley   +1 more source

Pentavalent and tetravalent uranium formation via glycerol-stimulated bacteria in mine water. [PDF]

open access: yesNat Commun
Newman-Portela AM   +10 more
europepmc   +1 more source

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