Results 71 to 80 of about 121,629 (140)

U-pb dating of niobium minerals from pyrochlor group (ilmeno-vishnevogorsk carbonatitis-miaskite complex, of the southern urals)

open access: yesЛитосфера, 2018
U-Pb dating of the pyrochlore-group minerals from the Nb-rare metal ore deposits of ilmeny-vishnevogorsky carbonatite-miaskite complex of the Ural fold region was carried out.
Irina L. Nedosekova   +5 more
doaj   +1 more source

Neural modulation of ocular immunity: Exploring a sympathetic‐macrophage neuroimmune link in the human ciliary body

open access: yesJournal of Anatomy, Volume 249, Issue 3, Page 565-577, September 2026.
Using microscopy and 3D confocal imaging on seven cadaveric eyes, we identified sympathetic nerves closely associated with β₂‐adrenergic receptor‐expressing macrophages in the human ciliary body (CB). These findings suggest a sympathetic‐macrophage neuroimmune link in the CB, potentially influencing ocular inflammation and degeneration, warranting ...
Tanya S. Karakyriakou   +6 more
wiley   +1 more source

Undiscovered porphyry copper resources in the Urals—A probabilistic mineral resource assessment

open access: yes, 2017
A probabilistic mineral resource assessment of metal resources in undiscovered porphyry copper deposits of the Ural Mountains in Russia and Kazakhstan was done using a quantitative form of mineral resource assessment. Permissive tracts were delineated on
J. Hammarstrom   +10 more
semanticscholar   +1 more source

Variation in Life History Characteristics of Common Bream (Abramis brama) Populations in Sweden

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 4, August 2026.
ABSTRACT Knowledge of life history characteristics is important for fisheries management and monitoring of ecosystem integrity. This study examines life history characteristics of common bream (Abramis brama) from Swedish Baltic Sea coastal areas, two larger lakes and five smaller lakes in Sweden.
Göran Sundblad   +7 more
wiley   +1 more source

Renewable Energies in Kazakhstan: Current Status, Potential, Challenges, and Opportunities

open access: yesEnergy Science &Engineering, Volume 14, Issue 8, Page 3974-3994, August 2026.
Kazakhstan has strong renewable energy potential, with wind as the leading resource and solar and other sources offering additional opportunities. Key challenges include limited infrastructure, investment needs, and grid‐related technical issues. Despite these barriers, renewables can boost economic diversification, enhance energy security, create jobs,
Lyailim Taizhanova   +7 more
wiley   +1 more source

Tririum in urine in residents of Ozyorsk, the Chelyabinsk region in 2016

open access: yesРадиационная гигиена, 2019
Objectives. To create the model of relation between volume activity of tritium in urine of Ozyorsk residents and physical and biological factors. To define the correspondence of internal exposure doses of Ozyorsk residents obtained from tritium to ...
L. V. Finashov   +2 more
doaj   +1 more source

Reidite Formation From Zircon Subjected to 20, 40, and 60 GPa Shock Experiments

open access: yesJournal of Raman Spectroscopy, Volume 57, Issue 8, Page 1392-1406, August 2026.
Structure disordering as a result of shock pressure: In zircon shocked from 20 to 60 GPa, the shock‐induced structural disorder increases with increasing shock pressure (gray area). Shock disorder of zircon is an integral part of its transformation to reidite: Reidite occurs after amorphous material.
Dmitry A. Zamyatin, Elizaveta Kovaleva
wiley   +1 more source

A majorizing forecast of the earth population in a reduced resource-limited model [PDF]

open access: yesBIO Web of Conferences
Three two-parameter phenomenological models of population growth dynamics of the Earth’s population N leading to a conclusion about the existence of its limiting number Nmax are briefly described.
Kashchenko M.P., Kashchenko N.M.
doaj   +1 more source

Genetic differentiation and adaptive evolution of buff‐tailed bumblebees in Asia

open access: yesInsect Science, Volume 33, Issue 4, Page 1719-1736, August 2026.
This study investigates the genetic differentiation and local adaptation of the buff‐tailed bumblebee (Bombus terrestris) across its European and Asian populations. Using whole‐genome resequencing, we identified distinct genetic differences between populations, with Asian B. terrestris representing a unique genetic resource.
Long Su   +14 more
wiley   +1 more source

METHOD DEVELOPMENT AND VALIDATION OF PHOTOMETRIC DETERMINATION OF IRON IN HEMOSTATIC TOOL

open access: yesРазработка и регистрация лекарственных средств, 2019
The article presents data on the development of a technique of photometric determination of ferric chloride (III) as a hemostatic tool, through the formation of salicylates iron. The developed method was validated for following validation characteristics:
Yu. N. Barsukova   +2 more
doaj  

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