47 Result(s)
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Article
Recent state of nanofluid in automobile cooling systems
Nanofluid that made up of fluid and solid nanoparticles has gained attention from diverse fields due to its superior thermophysical properties to enhance the performance of different systems which require flow...
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Article
Characteristics and mechanism of uranium photocatalytic removal enhanced by chelating hole scavenger citric acid in a TiO2 suspension system
Polycarboxylic acid acts as hole scavenger and chelating agent, which is essential for the photocatalytic removal of multivalent metal ions. The photocatalytic uranium removal, role of chelating hole scavenger...
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Article
Preparation and biodistribution of 131I-labeled graphene quantum dots
For the superiority of graphene quantum dots (GQDs) in bioimaging and drug delivery carrier, GQDs bring new opportunities for theranostics of diseases. In this study, GQDs were successfully prepared and labele...
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131I-labeled 5,10,15,20-tetrakis(4-hydroxyphenyl)porphyrin and 5,10,15,20-tetrakis(4-aminophenyl)porphyrin for combined photodynamic and radionuclide therapy
Porphyrin derivatives are usually used for photodynamic therapy (PDT) and labeled with raidonuclide for radiopharmaceuticals. In this work, 5,10,15,20-tetrakis (4-hydroxyphenyl) porphyrin (TPPOH) and 5,10,15,2...
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Effective way to radiolabel the peptide of MAG3–RM26 with 188Re and the study on its coordination chemistry
The antagonist of gastrin releasing peptide RM26 conjugated with MAG3 (Ac-MAG3-Gly-Gly-Gly-AEEA-D-Phe-Gln-Trp-Ala-Val-Gly-His-Sta-Leu-NH2) was labelled with 188Re and 186Re. LC–MS was used to propose the structur...
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Article
Structural, Relative Stable, and Electronic Properties of PbnSnn (n = 2–12) Clusters were Investigated Using Density Functional Theory
The structural, relative stable and electronic properties of PbnSnn (n = 2–12) alloy clusters were systematically studied using density functional theory. The isomers of PbnSnn alloy clusters were generated and d...
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Article
Thermodynamics of the Protonation of an Analogue of Glyphosate, N-(phosphonomethyl)-l-proline, in Aqueous Solutions
N-(phosphonomethyl)-l-proline is an analogue of glyphosate. The protonation for N-(phosphonomethyl)-l-proline was studied by potentiometry, calorimetry, 31P NMR spectroscopy and quantum c...
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Article
Coordination investigation of rhenium with MAG3 using LC-MS and UV spectrometer and the simple radiolabelling process
Due to the low concentration of 188Re-radiopharmaceuticals, identity confirmation of the complex is generally performed only indirectly by assessment of their retention time on HPLC. Herein, LC-MS and UV spectrom...
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Article
Metalloligand-induced Synthesis of Two Cu(I)–M (M=Ni, Co) Heterobimetallic Coordination Polymers: Structures, Thermal and Luminescence Properties
Two interesting heterobimetallic coordination polymers (CPs), {[Ni(4-pytpy)2]2[Cu4(N(CN)2)7](NO3)(DMF)(DMSO)(H2O)4}n (1) and {[Co(4-pytpy)(N(CN)2)]2[Cu2(N(CN)2)4]}n (2), have been synthesized based on different m...
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Article
Ligand-Assisted Conformation of Three Interesting Ni–M (M = Ag, Cu) Heterobimetallic Coordination Polymers: Syntheses, Structures, Thermal and Luminescence Properties
Three new heterobimetallic coordination polymers (CPs), {[Ni(4-pytpy)2][Ag(CH3CN)(NO3)](NO3)2(H2O)2}n 1 (4-pytpy = 4′-(4-pyridyl)- 2,2′:6′,2′′-terpyridine), {[Ni(4-pytpy)2][Ag2(4,4′-bipy)...
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Article
Metal-Cation-Directed Assembly of Two M–I (M = Cu, Ag) Clusters: Structures, Thermal Behaviors, Theoretical Studies, and Luminescence Properties
Two new M–I (M = Cu, Ag) clusters, {[Ce(DMF)8][Cu8I11]·C2H5OH} n (1) (DMF = dimethylfomamide) and {[Co(DMF)6]4[Ag7I11]2} (2), were synthesized with the direction of solvent-asso...
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Article
Two Ag(I)–Ni(II) Heterobimetallic Coordination Polymers Based on Metalloligand and Bridging Ligands: Syntheses, Structures and Luminescence Properties
Two new one-dimensional heterobimetallic coordination polymers, {[Ni(2-pytpy)2][Ag2(SCN)4]}n (2-pytpy = 4′-(4-pyridyl)-2,2′:6′,2′′-terpyridine) and {[Ni(2-pytpy)2][Ag2(N(CN)2)3(NO3)DMSO]}n (DMSO = dimethyl sulfox...
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Article
A practical ligand-free copper(I) bromide-catalyzed fluoroalkoxylation of unactivated aryl bromides
An efficient ligand-free fluoroalkoxylation of unactivated aryl bromides has been developed, with special attention focused on practicability of the reaction. Without precious metal and organic ligand, the rea...
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Article
Stability and dehydration kinetics of the monohydrate racemic tartaric acid
Racemic tartaric acid (race-TA) exists in the solid state as a monohydrate and an anhydrous. There is a large difference in their bioavailability and product performance. In this paper, the stability of monohy...
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Article
A ligand-free, powerful, and practical method for methoxylation of unactivated aryl bromides by use of the CuCl/HCOOMe/MeONa/MeOH system
A ligand-free, powerful, and practical method for mono and polymethoxylation of unactivated aryl bromides has been developed; CuCl was used as catalyst, HCOOMe as cocatalyst, and methanolic MeONa as both nucle...
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Article
Synthesis, Crystal Structures and their Utilities in Tishchenko Reaction of N,O-Bidentate Aluminum Compounds
Deprotonolysis of the N,O-bidentate pyridyl functionalized alkoxy ligands, 1,1-dimethyl-2-(pyridin-2-yl)ethanol (L 1 H), 1-phenyl-2-(pyridin-2-yl)ethanol...
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Article
An eco-friendly Co(OAc)2-catalyzed aerobic oxidation of 4-benzylphenols into 4-hydroxybenzophenones
An undecorated Co(OAc)2-catalyzed aerobic oxidation system has been reported that enables direct transformation of 4-benzylphenols into the corresponding 4-hydroxybenzophenones. The procedure is especially suitab...
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Article
Dispersive liquid-liquid microextraction for simultaneous determination of six parabens in aqueous cosmetics
A simple and rapid sample preparation method of dispersive liquid-liquid microextraction(DLLME) was applied in the simultaneous determination of six parabens in the aqueous cosmetics. The analysis was performe...
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Article
Adsorption kinetic, isotherm and thermodynamic studies of Sr2+ onto hexagonal tungsten oxide
Hexagonal tungsten oxide (hex-WO3) with exchangeable sodium and ammonium cations located in hexagonal channel was synthesized by a facile hydrothermal treatment of sodium tungstate dihydrate in concentrated HCl s...
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Article
Thermal, phase transition, and thermal kinetics studies of carbamazepine
The thermal, phase transition of carbamazepine dihydrate and the solid-state transformation of carbamazepine from form III to form I were performed by Differential scanning calorimetry (DSC), Thermo gravimetry...
