Results 41 to 50 of about 20,135 (183)

Removal of Radio and Stable Isotopes of Cobalt and Cesium from Contaminated Aqueous Solutions by Isatin-Derived Ligand

open access: yesAppliedChem
This study investigated the effectiveness of a ligand known as (2-Mercapyo-phenylimino)-1,3-dihydro-indol-2-one-based ligand, in removing stable/radioactive cesium and cobalt from contaminated wastewater.
Riyam N. Khalaf   +4 more
doaj   +1 more source

Limits on stable iron in Type$\,$Ia supernovae from NIR spectroscopy

open access: yes, 2018
We obtained optical and near-infrared spectra of Type$\,$Ia supernovae (SNe$\,$Ia) at epochs ranging from 224 to 496 days after the explosion. The spectra show emission lines from forbidden transitions of singly ionised iron and cobalt atoms. We used non-
Dhawan, S.   +5 more
core   +1 more source

Heterointerface‑Enabled Electrocatalysis for Efficient Energy Conversion

open access: yesAdvanced Science, EarlyView.
Functionally distinct A/B materials can be integrated at the nanoscale to create customized heterointerfaces with tunable band alignment and charge redistribution, providing fast electron and ion transport channels as well as cooperative dual active sites.
Liuru Fang   +3 more
wiley   +1 more source

The design of a source to simulate the gamma-ray spectrum emitted by a radioisotope thermoelectric generator [PDF]

open access: yes, 1972
A simulated source was designed to duplicate the gamma spectrum of a uniform cylindrical 2200-watt Pu02 radioisotope thermoelectric generator containing 81% Pu-238 and 1.2 ppm Pu-236.
Reier, M.
core   +2 more sources

Multifunctional Eutectic Mixtures Enable Integrated Recovery of U, Pu, and Sr From Nuclear Waste

open access: yesAdvanced Science, EarlyView.
A novel class of multifunctional eutectic mixtures, crafted from crown ether and organophosphorus molecules, achieves highly efficient, simultaneous recovery of uranium, plutonium, and strontium from nuclear waste. The material operates via a dual “coordination‐encapsulation” mechanism within self‐assembled reverse‐micelle structures, offering a ...
Yifan Wang   +8 more
wiley   +1 more source

Isotopes in hydrology and hydrogeology [PDF]

open access: yes, 2019
The structure, status, and processes of the groundwater system, which can only be acquired through scientific research efforts, are critical aspects of water resource management. Isotope hydrology and hydrogeology is a genuinely interdisciplinary science.
Barbieri, Maurizio
core   +1 more source

Safety of Sodium‐Ion Batteries: Evaluation and Perspective from Component Materials to Cells, Modules, and Packs

open access: yesAdvanced Energy Materials, EarlyView.
This review provides a bottom‐up evaluation of sodium‐ion battery safety, linking material degradation mechanisms, cell engineering parameters, and module/pack assembly. It emphasizes that understanding intrinsic material stability and establishing coordinated engineering control across hierarchical levels are vital for preventing degradation coupling ...
Won‐Gwang Lim   +5 more
wiley   +1 more source

The influence of late-stage pupal irradiation and increased irradiated:un-irradiated male ratio on mating competitiveness of the malaria mosquito Anopheles arabiensis Patton [PDF]

open access: yes, 2009
Competitiveness of released males in genetic control programmes is of critical importance. In this paper, we explored two scenarios to compensate for the loss of mating competitiveness after pupal stage irradiation in males of the malaria mosquito ...
Helinski, M., Knols, B.G.J.
core   +2 more sources

Emerging Materials and Future Strategies for Solid Oxide Electrochemical Cells

open access: yesAdvanced Energy Materials, EarlyView.
Solid oxide electrochemical cells operate under strongly coupled electrochemical and thermodynamic conditions, where performance is constrained by interactions among crystal structure, defect chemistry, and interfacial evolution. This review, based on a structure‐defect‐property‐durability framework, reveals the roles of lattice symmetry and defect ...
Qiuchun Lu   +4 more
wiley   +1 more source

Decellularized Matrix Scaffolds for Vascular Transplantation: Addressing Immunogenicity, Sterilization, and Current Strategies for Long-Term Storage

open access: yesУкраїнський журнал серцево-судинної хірургії
Cardiovascular diseases are the leading cause of death globally, with their incidence rising rapidly. For obstructive cardiovascular diseases, definitive treatment options include surgical interventions such as vascular stenting, replacement surgery, or ...
Yevhen V. Shevchenko   +5 more
doaj   +1 more source

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