Eco-friendly Nanoparticles Synthesized from Salvia sclarea Ethanol Extract Protect against STZ-induced Diabetic Nephropathy in Rats via Antioxidant, Anti-inflammatory, and Apoptosis Mechanisms.

Recent global scientific attention has been directed towards eco-friendly synthesis and versatile applications of silver nanoparticles (AgNPs) due to their effectiveness against specific cells and tissues. This study aimed to develop a green synthesis method for AgNPs using ethanolic extract from Salvia sclarea aerial parts, and to assess their protective efficacy against streptozotocin (STZ)-induced diabetic nephropathy in rats. Additionally, antioxidant, anti-inflammatory, and apoptosis studies were conducted to understand their mode of action.

Acidity Quantification and Structure Analysis of Amide-AlCl Liquid Coordination Complexes for C Alkylation Catalysis.

Liquid coordination complexes (LCCs), which are formed between metal halides and donor molecules, represent promising catalysts. Six amide-AlCl LCCs were successfully synthesized, followed by their characterization through NMR, Raman, and UV-visible spectroscopy. The acidity of these LCCs was quantified by performing computational modelling of fluoride ion affinities (FIA) and experimental Gutmann-Beckett measurements.

High-efficient fabrication of core-shell-shell structured SiO@GdPO:Tb@SiO nanoparticles with improved luminescence.

SiO@GdPO:Tb@SiO nanoparticles with core-shell-shell structure were successfully synthesized by a cheap silane coupling agent grafting method at room temperature. This method not only homogeneously coated rare-earth phosphate nanoparticles on the surface of silica spheres but also saved the use of rare-earth resources. The obtained nanoparticles consisted of SiO core with a diameter of approximately 210 nm, GdPO:Tb intermediate shell with thickness of approximately 7 nm, and SiO outer shell with thickness of approximately 20 nm.

Controlled synthesis and luminescence properties of core-shell-shell structured SiO@AIPA-S-Si-Eu@SiO and SiO@AIPA-S-Si-Eu-phen@SiO nanocomposites.

Two novel core-shell structured SiO@AIPA-S-Si-Eu and SiO@AIPA-S-Si-Eu-phen nanocomposites have been synthesized by a bifunctional organic ligands ((HOOC)CHNHCONH(CH)Si(OCHCH)) (defined as AIPA-S-Si) connected with Eu ions and silica via covalent bond. And the corresponding core-shell-shell structured SiO@AIPA-S-Si-Eu@SiO and SiO@AIPA-S-Si-Eu-phen@SiO nanocomposites with enhanced luminescence have been synthesized by tetraethyl orthosilicate (TEOS) hydrolysis co-deposition method. The composition and micromorphology of the nanocomposites were characterized by means of Fourier-transform infrared spectroscopy (FT-IR), thermal gravimetric analysis (TG), X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), energy-dispersive X-ray spectrometry (EDX) and X-ray photoelectron spectroscopy (XPS).

Synthesis and characterization of luminescent SiO @Eu(phen-Si) core-shell nanospheres.

Four core-shell structured nanometre luminescent composites with different kernel sizes and different shell layer thicknesses (SiO @Eu (phen-Si) , SiO @Eu (phen-Si) , SiO @Eu (phen-Si) and SiO @Eu (phen-Si) ) were made by changing synthesis conditions. Here, initial subscript numbers in parentheses refer to the particle size of the SiO core, whereas the final subscript numbers in parentheses refer to shell layer thickness. In these composites, silica spheres of 500 nm or 250 nm were identified as the core.

Synthesis and photoluminescence properties of silica-modified SiO@ANA-Si-Tb@SiO, SiO@ANA-Si-Tb-L@SiO core-shell-shell nanostructured composites.

Three novel core-shell nanostructured composites SiO@ANA-Si-Tb, SiO@ANA-Si-Tb-L (L = second ligand) with SiO as the core and terbium organic complex as the shell were successfully synthesized. The core and shell were connected together by covalent bonds. The terbium ion was coordinated with organic ligand-forming terbium organic complex in the shell layer.

Luminescence Studies and Judd-Ofelt Analysis on SiO@LaPO:Eu@SiO Submicro-spheres with Different Size of Intermediate Shells.

The novel submicro-spheres SiO@LaPO:Eu@SiO with core-shell-shell structures were prepared by connecting the SiO submicro-spheres and the rare earth ions through an organosilane HOOCCHN(CONH(CH)Si(OCHCH) (MABA-Si). The as-prepared products were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), X-ray photoelectron spectroscopy (XPS), and infrared spectroscopy (IR). It is found that the intermediate shell of the submicro-spheres was composed by LaPO:Eu nanoparticles with the size of about 4, 5-7, or 15-34 nm.

Synthesis and Luminescence Properties of Core-Shell-Shell Composites: SiOâ‚‚@PMDA-Si-Tb@SiOâ‚‚ and SiOâ‚‚@PMDA-Si-Tb-phen@SiOâ‚‚.

Two novel core-shell composites SiO₂@PMDA-Si-Tb, SiO₂@PMDA-Si-Tb-phen with SiO₂ as the core and terbium organic complex as the shell, were successfully synthesized. The terbium ion was coordinated with organic ligand forming terbium organic complex in the shell layer. The bi-functional organosilane ((HOOC)₂C₆H₂(CONH(CH₂)₃Si(OCH₂CH₃)₃)₂ (abbreviated as PMDA-Si) was used as the first ligand and phen as the second ligand.

Influence of citrate on phase transformation and photoluminescence properties in LaPO and LaPO:Eu.

The hexagonal and monoclinic phase LaPO and LaPO:Eu nanostructures have been controllably synthesized by a citrate-induced hydrothermal process at 100 °C. The crystal growth of LaPO nanostructures was investigated, and the phase transformation of nanostructured LaPO was systematically studied by varying the citrate concentration, pH value and reaction temperature. When 0.

Preparation, characterization and luminescence properties of core-shell ternary terbium composites SiO@Tb(MABA-Si)•L.

Two novel core-shell structure ternary terbium composites SiO@Tb(MABA-Si)·L(L:dipy/phen) nanometre luminescence materials were prepared by ternary terbium complexes Tb(MABA-Si)·L·(ClO)·2HO shell grafted onto the surface of SiO microspheres. And corresponding ternary terbium complexes were synthesized using (CONH(CH)Si(OCHCH)) (denoted as MABA-Si) as first ligand and L as second ligand coordinated with terbium perchlorate. The as-synthesized products were characterized by means of IR spectra, HNMR, element analysis, molar conductivity, SEM and TEM.

Synthesis, characterization and luminescence of europium perchlorate with MABA-Si complex and coating structure SiO @Eu(MABA-Si) luminescence nanoparticles.

This article reports a novel category of coating structure SiO @Eu(MABA-Si) luminescence nanoparticles (NPs) consisting of a unique organic shell, composed of perchlorate europium(III) complex, and an inorganic core, composed of silica. The binary complex Eu(MABA-Si) ·(ClO ) ·5H O was synthesized using HOOCC H N(CONH(CH ) Si(OCH CH ) ) (MABA-Si) and was used as a ligand. Furthermore, the as-prepared silica NPs were successfully coated with the -Si(OCH CH ) group of MABA-Si to form Si-O-Si chemical bonds by means of the hydrolyzation of MABA-Si.

[Hydrothermal synthesis and luminescence properties of CePO4 : Tb flower-like clusters].

Tb(3+)-doped CePO4 flower-like clusters were hydrothermally synthesized without using any template or surfactant by varying the reactant Tb3+ cation concentration. It was observed that the flower-like clusters were composed by nanowires with a diameter of about 80-90 nm and lengths up to 1 microm. The structures, morphologies, sizes and luminescence properties of the products were studied by X-ray powder diffraction (XRD), field-emission scanning electronic microscopy (FE-SEM), and luminescence spectra.

[Controlled syntheses and photoluminescence characterization of monoclinic cerium orthophosphate with nanostructure].

The nanostructured CePO4 with monoclinic phase was controllably synthesized through a low temperature hydrothermal route by varying the reactant PO4(3-)/Ce(3+) molar ratio. The structures, morphologies, sizes and luminescence properties of the products were studied by XRD, FE-SEM, DSC-TG and photoluminescence spectra. With the PO4(3-)/Ce(3+) molar ratios increased, the synthesis temperature of as-synthesized monoclinic CePO4 was decreased, and the morphologies underwent the evolution from the rod-like nano-structures to the flower-like nanoclusters.

[Influence of La3+ on Eu3+ luminescence of three component complex system of europium-2-thiophene carboxylic acid-phen].

Seven solid complexes of proportional mixed complexes (Eu3+ mixed with La3+) of rare earth perchlorate with the 2-thiophene carboxylic acid and 1.10-phenanthroline were synthesized. By elemental analysis, coordination titration and molar conductance measurement, the composition of the complexes were suggested to be (Eu(1-x)La(x)) x L3 x phen x 1/2H2O (x = 0.

[Synthesis, characterization and fluorescence of Eu3+, Tb3+ complexes with 2-thiophencarboxylic acid and 2,2'-bipyridine].

Two binary complexes of Eu3+ and Tb3+ with 2-thiophene carboxylic acid and two ternary complexes of Eu3+ and Tb3+ with 2-thiophene carboxylic acid(L)-2, 2'-bipyridine were synthesized. By elemental analysis, rare earth coordination titration, and molar conductivities studies, the compositions of the complexes were suggested as REL3 x 2H2O and REL3L' x C2H5OH(RE=Eu, Tb, L = 2-thiophene carboxylic acid, L' = 2, 2'-bipyridine) respectively. The ligands and coordination compounds were studied by means of IR spectra, 1H NMR and fluorescence excitation and emission spectra.