Results 11 to 20 of about 17,205 (253)

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

Eu3+, Tb3+- and Er3+, Yb3+-Doped α-MoO3 Nanosheets for Optical Luminescent Thermometry

open access: yesNanomaterials, 2019
Here we report a novel synthesis approach for the preparation of α-MoO3:Ln3+ materials employing a two-step synthesis. Additionally, in this work the α-MoO3:Ln3+ materials are reported as potential optical thermometers for the first time.
Jing Liu   +2 more
doaj   +1 more source

Effect of Preparations Based on Lanthanide Ions and Calcium on the Bone Density in Rats with a Femur Fracture

open access: yesTravmatologiâ i Ortopediâ Rossii, 2020
Purpose of the study — to evaluate bone density at the femur fracture site with local introduction of preparations based on etidronate lanthanide ions and calcium in the experiment. Materials and Methods. The experiment included 45 male rats divided into
I. F. Akhtyamov   +4 more
doaj   +1 more source

Novel Antennae for Luminescent Lanthanide Cations Emitting in the Visible and in the Near-Infrared: From Small Molecules to Polymetallic Lanthanide Containing Nanocrystals

open access: yesCHIMIA, 2009
Lanthanide cations have advantageous luminescence properties in the visible and in the near-infrared, such as high resistance to photobleaching which is a desirable property allowing long exposure of lanthanide compounds to excitation light ...
Stéphane Petoud
doaj   +1 more source

[Tb4(OH)4]-Cuboid Complex Dianion Stabilized with Six Carboxylate Bridges and Four Diketonate Caps

open access: yesCrystals, 2022
A cubane-like complex dianion [Tb4(OH)4(tfa)6(hfac)4]2− was synthesized, accompanied by two counter cations of [Ni(hfac)(2pyIN)2]+, where Htfa, Hhfac, and 2pyIN stand for trifluoroacetic acid, 1,1,1,5,5,5-hexafluoropentane-2,4-dione, and 4,4,5,5 ...
Yoshiki Yamaguchi, Takayuki Ishida
doaj   +1 more source

Open questions on bonding involving lanthanide atoms

open access: yesCommunications Chemistry, 2022
In-depth understanding of the bonding characteristics of the lanthanide ions in contemporary lanthanide-based materials is mandatory for tailoring their properties for novel applications.
T. Vitova, P. W. Roesky, S. Dehnen
doaj   +1 more source

Encapsulation-Stabilized, Europium Containing Nanoparticle as a Probe for Time-Resolved luminescence Detection of Cardiac Troponin I

open access: yesBiosensors, 2017
The use of a robust optical signaling probe with a high signal-to-noise ratio is important in the development of immunoassays. Lanthanide chelates are a promising material for this purpose, which provide time-resolved luminescence (TRL) due to their ...
Ka Ram Kim   +6 more
doaj   +1 more source

Lanthanide contraction in linear lanthanide–oxygen clusters

open access: yesJournal of Coordination Chemistry, 2014
Five coordination polymers containing linear lanthanide–oxygen clusters 1–5 have been synthesized by a hydrothermal reaction of 3-(quinolin-8-yloxy) phthalic acid (H2L) with the respective lanthanide salt. The X-ray single crystal structural analyses revealed that these five crystalline materials belong to two isostructures with formulas [LnHL2(H2O)2]n
Fang, Xin   +3 more
openaire   +1 more source

Synthesis, structure, semiconductive and photoluminescent properties of [{Eu(NC5H4COOH)3(H2O)2}(1.5ZnCl4)•(2H2O)]n [PDF]

open access: yesJournal of the Serbian Chemical Society, 2009
A novel bimetallic 4f–3d metal-isonicotinic acid inorganic–organic hybrid complex [{Eu(NC5H4COOH)3(H2O)2}(1.5ZnCl4)•(2H2O)]n (1) was synthesized via a hydrothermal reaction and structurally characterized by single-crystal X-ray diffraction.
YA-PING XU   +3 more
doaj   +3 more sources

Synthesis and Near Infrared Luminescence Properties of a Series of Lanthanide Complexes with POSS Modified Ligands

open access: yesMolecules, 2019
A polyhedral oligomeric silsesquioxanes (POSS) modified 8-hydroxyquinoline derivative (denoted as Q-POSS) was synthesized and used as a ligand to coordinate with lanthanide ions to obtain a series of lanthanide complexes Ln(Q-POSS)3 (Ln = Er3+, Yb3+, Nd3+
Qingrui Zhang   +5 more
doaj   +1 more source

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