Results 21 to 30 of about 16,640 (300)

Lanthanides in Methylotrophy [PDF]

open access: yesCurrent Issues in Molecular Biology, 2019
Lanthanides were previously thought to be biologically inert owing to their low solubility; however, they have recently been shown to strongly impact the metabolism of methylotrophic bacteria. Leading efforts in this emergent field have demonstrated far-reaching impacts of lanthanide metabolism in biology; from the identification of novel roles of ...
Elizabeth, Skovran   +2 more
openaire   +2 more sources

Tentative Approaches for Extraction of Lanthanides from Wastewater with Low Metal Concentration

open access: yesMembranes, 2023
Lanthanides are critical elements, and their recovery from wastewater increases the availability of these elements and reduces their impacts on the environment.
José M. Carretas   +6 more
doaj   +1 more source

Lanthanides: a focused review of eutectic modification in hypoeutectic Al–Si alloys

open access: yesJournal of Materials Research and Technology, 2020
A modified fibrous-like eutectic structure strongly improves the final mechanical properties of Al–Si foundry alloys, especially ductility. Beside widely used commercial eutectic modifiers such as Sr and Na, lanthanides appear to be a possible ...
Ozen Gursoy, Giulio Timelli
doaj   +1 more source

A ribozyme that uses lanthanides as cofactor [PDF]

open access: yes, 2023
To explore how an early, RNA-based life form could have functioned, in vitro selection experiments have been used to develop catalytic RNAs (ribozymes) with relevant functions.
Ulrich F Müller   +5 more
core   +1 more source

Minor Actinides Can Replace Essential Lanthanides in Bacterial Life** [PDF]

open access: yes, 2023
Certain f-block elements—the lanthanides—have biological relevance in the context of methylotrophic bacteria. The respective strains incorporate these 4 f elements into the active site of one of their key metabolic enzymes, a lanthanide-dependent ...
Carolin Rulofs   +19 more
core   +1 more source

Optimization of cerium/praseodymium separation parameters with the aim of production of pure beta-emitter radioisotope 143Pr for therapeutic application in nuclear medicine [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2023
In this study, an effective and efficient separation method for separating praseodymium from cerium was designed, optimized, and successfully implemented. In this method, a special adsorbent for lanthanides (Ln-resin with dimensions of 100 to 150 microns)
S. Shirvani-Arani
doaj   +1 more source

Electron Paramagnetic Resonance of Lanthanides

open access: yes, 2021
Many applications of lanthanides exploit their electron spin relaxation properties. Double electron electron measurements of distances are possible because of the relatively long relaxation times of Gd3 .
Sandra S. Eaton   +5 more
core   +1 more source

Investigation of electrorefining of metallic alloy fuel onto solid Al cathodes [PDF]

open access: yes, 2007
This work concerned the electrorefining of UZr and UPuZr alloys on a solid aluminium cathode, in the LiCl-KCl eutectic melt containing U3+, Pu3+, Np3+, Zr2+ or Zr 4+, Am3+, Nd3+, Y3+, Ce3+ and Gd3+ chlorides. During constant current electrolyses, the use
CASSAYRE Laurent   +13 more
core   +1 more source

Lanthanide-Dependent Regulation of Methylotrophy in Methylobacterium aquaticum Strain 22A

open access: yesmSphere, 2018
Methylobacterium species are representative of methylotrophic bacteria. Their genomes usually encode two types of methanol dehydrogenases (MDHs): MxaF and XoxF.
Sachiko Masuda   +6 more
doaj   +1 more source

Selective removal of some heavy metals from Lanthanide solution by graphene oxide functionalized with sodium citrate

open access: yesScientific Reports, 2022
Lanthanides are widely used in several advanced technologies, and the presence of heavy metal ions as traces reduce their efficiencies. Hence, adsorption of some heavy metals from Lanthanides aqueous solution using previously prepared graphene oxide ...
E. M. Abu Elgoud   +3 more
doaj   +1 more source

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