Results 61 to 70 of about 259,481 (287)

A Systemic Model for Understanding Business Interactions With Biodiversity and Ecosystems

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Biodiversity loss and ecosystem degradation represent critical threats to human well‐being and economic resilience, challenging businesses to understand and manage their interdependence with natural systems. This study develops a systemic framework—the BioModel—that elucidates the reciprocal relationship between businesses, biodiversity, and ...
Lino Cinquini   +2 more
wiley   +1 more source

Comparative Analysis of Uranium Content and 235U Abundance in Uranium Dioxide Pellets

open access: yesHe huaxue yu fangshe huaxue
Non-destructive analysis(NDA) techniques can be used to ensure that no sensitive nuclear materials(SNM) are being lost or diverted from their defined flows and containments.
Sheng-kai XIE   +8 more
doaj   +1 more source

Improved ion exchange membrane [PDF]

open access: yes, 1975
Membrane, made from commercially-available hollow fibers, is used in reverse osmosis, or dialysis. Fiber has skin layers which pass only small molecules. Macromolecules cannot penetrate skin.
Klein, E., Rembaum, A., Yen, S. P. S.
core   +1 more source

Redox‐Dependent Luminescence in a Pentavalent Uranyl Complex

open access: yesChemistryEurope, EarlyView.
Redox‐dependent luminescence in a molecular pentavalent uranyl complex supported by a pyridine dipyrrolide pincer ligand is presented. Electrochemical and chemical reduction of the uranyl(VI) species provides a stable uranyl(V) complex that emits blue light from a high‐energy excited state. The anti‐Kasha emission is credited to the presence of “nested”
Leyla R. Valerio   +5 more
wiley   +1 more source

Research Progress of Polyoxometalate‐Integrated Frameworks: Syntheses, Properties, and Applications

open access: yesChemistryEurope, EarlyView.
This review systematically summarizes the integration of polyoxometalates with covalent organic frameworks, metal‐organic frameworks, hydrogen‐bonded organic frameworks, and emerging porous hosts. It highlights synergistic effects, synthesis strategies, and applications in catalysis, energy storage, sensing, and biomedicine, while addressing current ...
De‐Yin Wang   +6 more
wiley   +1 more source

Geotechnical Parameters for Explotation Hydrogenous Uranium Deposits in Mongolia [PDF]

open access: yes, 2014
The parameters of the opening for explotation hydrogenic uranium deposits in Mongolia and recommendations on the technology for their ...
Bat-Ochir, B   +3 more
core  

Functionalizing Conductive Diamond: Recent Advance in Fabrication, Modifications, and Applications

open access: yesCarbon Energy, EarlyView.
This review highlights recent advancements in the synthesis, modification, and electrochemical applications of conductive diamond, particularly boron‐doped diamond (BDD). It emphasizes progress in fabrication methods, including CVD and HPHT, and explores modifications such as doping, surface terminations, and composite design, enabling significant ...
Ning Linghu, Xin Jiang, Jing Xu
wiley   +1 more source

Genesis of green sandstone/mudstone from Middle Jurassic Zhiluo Formation in the Dongsheng Uranium Orefield, Ordos Basin and its enlightenment for uranium mineralization

open access: yesChina Geology, 2020
: The middle Jurassic Zhiluo Formation in the Dongsheng is comprised of a big set of green sandstone/mudstone with most of uranium orebodies occurring in close proximity to its footwall. By synthesizing field observations, region analysis, data collected
Ruo-shi Jin   +11 more
doaj   +1 more source

The Imperative for Nuclear Responsibility: Facing the Weapons Legacy in School [PDF]

open access: yes, 1993
Nuclear industry\u27s pro-uranium mining campaign in Saskatchewan public ...
Regnier, Robert
core   +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, EarlyView.
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

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