Results 11 to 20 of about 9,350 (193)

Europium in the limelight [PDF]

open access: yesNature Chemistry, 2010
Jean-Claude Bunzli sheds light on why europium — an element that is neither abundant in the Earth's crust nor involved in biological processes — has nevertheless attracted a great deal of interest from chemists.
openaire   +3 more sources

Study of the Effect of Europium Acetate on the Intermolecular Properties of Water

open access: yesFrontiers in Physics, 2021
This paper investigates the effects of europium acetate and intensive stirring on the intermolecular properties of water in solutions. To do this, we studied aqueous solutions of europium acetate in a wide range of concentrations, which were prepared by ...
O. V. Slatinskaya   +4 more
doaj   +1 more source

Development of Europium-Sensitized Fluorescence-Based Method for Sensitive Detection of Oxytetracycline in Citrus Tissues

open access: yesAntibiotics, 2021
Antimicrobial compounds have been successfully used to control many plant and animal diseases. Recently, oxytetracycline (OTC) and streptomycin have been approved for the treatment of Huanglongbing in citrus.
Faraj Hijaz   +3 more
doaj   +1 more source

Rapid europium-sensitized fluorescent determination of ulifloxacin, the active metabolite of prulifloxacin, in human serum and urine

open access: yesJournal of Pharmaceutical Analysis, 2011
A new fluorescent method was developed based on the ulifloxacin-europium (III)-sodium dodecylbenzene sulfonate system for the determination of ulifloxacin, the active metabolite of prulifloxacin.
Peng Dong, Na Xu, Bo Fu, Lei Wang
doaj   +1 more source

A Novel Europium(III) Sensor Based on 4E-4-(2-phenylviazenyl)-2-((E)-(2-aminoethylimino)methyl)phenol

open access: yesInternational Journal of Electrochemical Science, 2009
Solution studies revealed that 4E-4-(2-phenylviazenyl)-2-((E)-(2-aminoethylimino)methyl)phenol (PMP) has a special interaction with europium ion respect with other lanthanide metal ions.
Mohammad Reza Ganjali   +5 more
doaj   +1 more source

Promoting future sustainable utilization of rare earth elements for efficient lighting technologies

open access: yesEnvironmental Research Letters, 2023
Energy efficient lights, such as fluorescent lamps (FLs) and light-emitting diode (LED) lamps, can greatly help energy saving, which is critical for achieving carbon neutrality in the building sector.
Chen Zhong   +5 more
doaj   +1 more source

Shedding Light on the Anthropogenic Europium Cycle in the EU–28. Marking Product Turnover and Energy Progress in the Lighting Sector

open access: yesResources, 2018
Phase-out strategies for incandescent bulbs in favor of advanced energy-efficiency lighting systems such as fluorescent lamps and solid-state technology have considerably reduced the energy use for lighting, but have also resulted in dependence on many ...
Luca Ciacci   +2 more
doaj   +1 more source

Luminescence and structural properties of europium doped titania in the 600–750 °C range

open access: yesOpen Ceramics, 2023
In this study, europium doped titania nanophosphors are synthetized and characterize in order to understand the relationship between structural changes induced by heat treatments and luminescence properties.
Nicolas Alonso   +6 more
doaj   +1 more source

Highly efficient and air-stable Eu(II)-containing azacryptates ready for organic light-emitting diodes

open access: yesNature Communications, 2020
Though divalent-europium-based complexes are promising materials for next-generation light-emitting devices, their poor air stability limits their applicability.
Jiayi Li   +7 more
doaj   +1 more source

An EXAFS spectroscopic study of Europium (III) complexation with dafone

open access: yesMaterials Research Express, 2020
An extended x-ray absorption fine structure (EXAFS) for L _III Eu crystal edge at 6977 eV energy was studied on an original complex based on europium. The ligand was coordinated entirely with respect to europium atom for [Eu(dafone) _2 Cl _2 .(H _2 O) _2
Abdolhamed Shahedi   +2 more
doaj   +1 more source

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