Results 171 to 180 of about 2,026 (243)

Middle Cretaceous Andean‐Type Arc Evolution in the Sanandaj–Sirjan Zone (Shalair Valley), Iraq: New Geochronological and Geochemical Constraints

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 6, June 2026.
Abstract The middle Cretaceous granitoid plutons of the Shalair Valley, situated in northeastern Iraq, constitute a principal magmatic component of the Sanandaj–Sirjan Zone within the northwestern segment of the Zagros Orogenic Belt. Among these plutons, the equigranular Aulan body (AG) and the porphyritic Laladar body (LG) were crystallized at 111.0 ± 
Imad Kadhim Abdulzahra   +3 more
wiley   +1 more source

Calcium and Multi‐Isotope Constraints on Cation Exchange in Groundwater

open access: yesWater Resources Research, Volume 62, Issue 6, June 2026.
Abstract Cation exchange is one of the most important processes in water‐rock interaction in the presence of clay minerals, with a common Ca‐Mg‐Na exchange system. However, systematic verification of Ca isotopes for tracing cation exchange in natural environments is lacking due to overlapping factors, such as dissolution‐precipitation of Ca‐minerals ...
Tianming Huang   +9 more
wiley   +1 more source

Long‐Term Deformation in the Alpine‐Provence Foreland Constrained by In Situ Calcite U‐Pb Dating

open access: yesTectonics, Volume 45, Issue 6, June 2026.
Abstract The evolution of the Alpine‐Provence foreland is characterized by multiple deformation phases since the Mesozoic, representing successive compressional and extensional episodes. The precise timing and spatial evolution of these deformation phases remain poorly constrained due to the lack of absolute geochronological data. Here, we present U–Pb
Dorian Bienveignant   +12 more
wiley   +1 more source

mcstas_gisans: combining ray tracing with the distorted‐wave Born approximation using McStas and BornAgain for virtual GISANS experiments

open access: yesJournal of Applied Crystallography, Volume 59, Issue 3, Page 827-836, June 2026.
mcstas_gisans is a Python‐based framework that enables simulation of grazing‐incidence small‐angle neutron scattering experiments by integrating McStas and BornAgain into a single workflow.The mcstas_gisans framework is a collection of Python scripts and modules to facilitate the simulation of grazing‐incidence small‐angle neutron scattering (GISANS ...
Milán Klausz   +8 more
wiley   +1 more source

Unconventional water and hydrous mineral formation from dry minerals and H<sub>2</sub> fluids. [PDF]

open access: yesSci Adv
Vitale Brovarone A   +10 more
europepmc   +1 more source

The ALS‐associated E425K mutation uncouples DNAJC7 from the Hsp70 chaperone cycle

open access: yesThe FEBS Journal, Volume 293, Issue 12, Page 3485-3501, June 2026.
DNAJC7 is a J‐domain protein that plays a key role in protein quality control by regulating Hsp70 activity and preventing protein aggregation. We find that the ALS‐associated E425K mutation in DNAJC7 disrupts productive interaction and activation of Hsp70, thereby blocking the transfer and refolding of client proteins such as TDP‐43.
Bar Elmaleh   +2 more
wiley   +1 more source

Brachytherapy in Brain Metastasis Treatment: A Scoping Review of Advances in Techniques and Clinical Outcomes. [PDF]

open access: yesCancers (Basel)
Leskinen S   +6 more
europepmc   +1 more source

Energetic stress in combination with impaired fatty acid oxidation induces sequestration of CoA and adaptation of CoA metabolism

open access: yesThe FEBS Journal, Volume 293, Issue 12, Page 3565-3587, June 2026.
Computational modelling and in vitro liver cell experiments indicate that medium‐chain acyl‐CoA dehydrogenase (MCAD) deficiency causes an accumulation of (especially medium‐chain) acyl‐CoAs at the cost of free CoA (CoASH). A substantial decrease in CoASH impairs flux through many pathways essential for energy homeostasis.
Ligia Akemi Kiyuna   +17 more
wiley   +1 more source

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