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ESR Investigation of the Interaction of Copper Nanoparticles Precursors with Polyethylenimine
AbstractThe process of complex formation between polyethylenimine and copper cations in an aqueous solution, followed by isolation of copper...
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Impurity Ions Mn2+ and Fe3+ as Paired Spin Labels for the Study of Structural Transformations in Phyllosilicates by the ESR Method
AbstractImpurity paramagnetic ions Mn 2+ and high spin Fe 3+ ( S = 5/2) are shown to be very informative paired spin labels to investigate structural...
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ESR Spectroscopy in Geochemical Studies of Asphaltenes of Crude Oils from Tatarstan Oil Fields
AbstractESR spectra of asphaltenes from a series of crude oils from the Devonian and Carboniferous deposits of the South-Tatar Dome in Tatarstan with...
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Electron Spin Resonance (ESR) Spectroscopy
It is a type of absorption spectroscopy and is also called ‘electron paramagnetic resonance’ (EPR) and ‘electron magnetic resonance’ (EMR)...
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Analytical determination of antioxidant capacity of hop-derived compounds in beer using specific rapid assays (ORAC, FRAP) and ESR-spectroscopy
There is a relationship between antioxidant activity and ageing stability of beer. The high-throughput antioxidant capacity assays ORAC and FRAP,...
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Combined Operando XANES and NMR and ESR Spectroscopies for the Determination of VPO Dynamic States
Nanoscaled-VPO (vanadium phosphate oxide) catalysts have been prepared on an alumina support with the objective of obtaining crystallites of the...
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Study of Cationic Porphyrins and Their Metal Complexes by ESR Techniques
AbstractThe cationic meso -aryl-substituted porphyrins and their metal complexes were studied as model compounds for photodynamic therapy by electron...
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Surfactant micelles as a possible template for radical polymerization: evaluation using ESR spectroscopy
The results of studying the interaction of iogenic surfactant micelles with oppositely charged monomers using spin probe ESR spectroscopy were...
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Topological indices and entropies of triangular and rhomboidal tessellations of kekulenes with applications to NMR and ESR spectroscopies
Cycloarenes such as kekulenes, septulenes and extended kekulenes are of considerable interest as they are precursors to holey nanographene with pores...
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Redox conversions of new antiviral drug Triazavirin®: electrochemical study and ESR spectroscopy
The results of studying electrochemical conversions of 7-R-3-X-1,2,4-triazolo[5,1- c ][1,2,4]-triazin-4-ones (Triazavirin® and its derivatives) using...
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Electron Spin Resonance Spectroscopy
The theoretical principles of the ESR technique and its application in the field of molecular sieve science are reviewed. The first part of this...
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Inspection of Radiation Shielding Proficiency and Effect of Gamma-Ray on ESR and Thermal Characteristics of Copper Oxide Modified Borate Bioglasses
Samples of copper-modified bioactive borate glasses were synthesized and their radiation shielding properties including gamma-ray and neutron...
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Hybrid structure of iron single atoms and metallic titanium for photothermal ethanol steam reforming
Photothermal ethanol steam reforming (ESR) is currently limited by low intrinsic activity and strong solar energy dissipation. Herein, we synthesized...
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Structure of Copper(II) N-Methylbenzoylhydroxamate in the Crystalline State and in Solution
AbstractThe geometrical structure of CuL 2 ( I ), where L = R 1 N(O)–(O)CR 2 , R 1 = Me, R 2 = Ph, was studied by X-ray diffraction in the crystalline state...
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Radical intermediates in the photolysis of the mixed benzoyl-substituted phosphonium-iodonium ylide in different solvents
Mixed phosphonium-iodonium ylides effectively undergo the photochemical reaction of heterocyclization. For most mixed phosphonium-iodonium ylides,...
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Synthesis of spin-labeled bispidines
Conjugates of bispidines and free radicals of the (2,2,6,6-tetramethylpiperidin-1-yl)-oxyl type were synthesized for the first time. The conjugates...
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Kinetics and mechanism of caffeic acid autoxidation in weakly alkaline aqueous solutions in the presence of Mg(II) ions
A large number of studies indicated that caffeic acid represents an important natural phenolic compound with many potential uses in medications and...
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Preparation and Magnetic Properties of Fe3O4@rGO Nanocomposite: Application in Aqueous Electrochemical Supercapacitor
The Fe 3 O 4 @reduced graphene oxide (rGO) composite has been proposed as a potentially advantageous substance for the efficient adsorption and...
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Synthesis of Tetrazinyl Biradicals Containing a p-Phenylene Fragment
Abstract3,3′-(1,4-Phenylene)bis[1-(4-R-phenyl)-5-phenyl-5,6-dihydro-1,2,4,5-tetrazinium] perchlorates have been transformed into stable tetrazinyl...
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Identification of X-ray-irradiated hazelnuts by electron spin resonance (ESR) spectroscopy
Food irradiation is used to preserve food from pathogenic microorganisms, deterioration and to extend shelf life. The EU legislation states that any...
