Search Results - "Babailov, Sergey P"
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Lanthanide Paramagnetic Probes for NMR Spectroscopic Studies of Fast Molecular Conformational Dynamics and Temperature Control. Effective Six-Site Proton Exchange in 18-Crown-6 by Exchange Spectroscopy
Published in Inorganic chemistry (06-02-2012)“…1H and 13C NMR measurements are reported for the CDCl3 and CD2Cl2 solutions of [La(18-crown-6)(NO3)3] (I), [Pr(18-crown-6) (NO3)3] (II),…”
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Structure Determination of Binuclear Triple-Decker Phthalocyaninato Complexes by NMR via Paramagnetic Shifts Analysis Using Symmetry Peculiarities
Published in Molecules (Basel, Switzerland) (01-11-2022)“…The detailed knowledge about the structure of multinuclear paramagnetic lanthanide complexes for the targeted design of these compounds with special magnetic,…”
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Lanthanide complexes with polyaminopolycarboxylates as prospective NMR/MRI diagnostic probes: peculiarities of molecular structure, dynamics and paramagnetic properties
Published in Journal of inclusion phenomena and macrocyclic chemistry (2022)“…The paramagnetic lanthanide complexes with polyaminopolycarboxylate (PAPC) ligands attract considerable attention from the standpoint of potential applications…”
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Tm-DOTA as responsive relaxation and shift probe for NMR local temperature monitoring at high magnetic fields
Published in Inorganica Chimica Acta (01-03-2021)“…Paramagnetic properties of Na[Tm3+(DOTA)] complex were investigated by 1H NMR under magnetic fields of 4.70, 11.75, 14.09 and 18.79 T. The obtained results…”
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Dy-DOTA complex as promising shifting and relaxational NMR thermo-sensor probe
Published in Inorganica Chimica Acta (01-11-2021)“…Paramagnetic properties of Dy(DOTA) complex were investigated by 1H NMR. The obtained results indicate that the coordination compound Dy(DOTA) is the promising…”
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NMR Immunosensor Based on a Targeted Gadolinium Nanoprobe for Detecting Salmonella in Milk
Published in Analytical chemistry (Washington) (16-07-2024)“…Detecting harmful pathogens in food is not only a crucial aspect of food quality management but also an effective way to ensure public health. In this paper, a…”
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NMR thermosensing properties on binuclear triple-decker complexes of terbium(III) and dysprosium(III) with 15-crown-5-phthalocyanine
Published in Sensors and actuators. A. Physical. (01-11-2021)“…[Display omitted] •Trisphthalocyaninates of lanthanides as temperature sensors (303–323 K).•Analysis of the lanthanide-induced chemical shifts and relaxation…”
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Nickel(II) complex of a biradical: Structure, magnetic properties, high NMR temperature sensitivity and moderately fast molecular dynamics
Published in Sensors and actuators. B, Chemical (01-02-2017)“…[Display omitted] •Coordination compound investigated in the paper represents a new type of the thermometric NMR sensors based on paramagnetic d metal complex…”
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1H and 19F NMR study of the processes of dissociation of complexes Tm3+ and Ho3+ with ciprofloxacin
Published in Journal of fluorine chemistry (01-05-2021)“…[Display omitted] •The thermodynamics and kinetics of the dissociation of the Tm3+ and Ho3+ complexes with ciprofloxacin were studied by 1H and 19F NMR.•The…”
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Holmium-DOTA as a responsive relaxation paramagnetic probe for NMR/MRI control of local temperature at high magnetic fields
Published in Inorganica Chimica Acta (01-07-2019)“…[Ln3+(DOTA)]− is the first example of a temperature sensitive relaxation paramagnetic lanthanide probe for NMR/MRI at high magnetic fields. [Display omitted]…”
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11
Intermolecular dynamics and paramagnetic properties of Tm-Na heterometallic complex with macrocyclic ligand by 23Na dynamic NMR
Published in Journal of inclusion phenomena and macrocyclic chemistry (01-06-2021)“…The temperature dependence of lanthanide-induced shifts (LIS) and chemical exchange rate constants are studied. The analysis of chemical exchange rate…”
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12
Intermolecular dynamics and paramagnetic properties of ethylenediaminetetraacetate complexes with the yttrium subgroup rare earth elements using nuclear magnetic resonance
Published in Magnetic resonance in chemistry (01-12-2012)“…1H nuclear magnetic resonance (NMR) measurements are reported for the D2O solutions of [Ln3+(EDTA4−)]− complexes, where EDTA4− is ethylenediaminetetraacetate…”
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Lanthanides as NMR Probes of Fast Molecular Dynamics at High Magnetic Fields and Temperature Sensors: Conformational Interconversion of Erbium Ethylenediaminetetraacetate Complexes
Published in Inorganic chemistry (06-05-2013)“…1H NMR measurements are reported for D2O solutions of paramagnetic complex [Er(H2O)(EDTA4–)]− (I) for temperature interval 273–319 K. Diamagnetic complex…”
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Two types of conformational dynamics and thermo-sensor properties of praseodymium-DOTA by 1H/13C NMR
Published in Inorganica Chimica Acta (24-02-2019)“…The Praseodymium-DOTA complex has been investigated using the dynamic 1H and 13C NMR methods. Two types of intramolecular dynamics were assigned to:…”
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Molecular structure and paramagnetic properties of Tris-diisobutyl-dithiophosphinate complexes of europium(III) with 2,2′-Bipyridyl in solution using NMR
Published in Journal of molecular structure (28-11-2012)“…► Tris-diisobutyl-dithiophosphinate complexes of europium(III) with 2,2′-Bipyridyl are of great interest as promising luminescent sensors for biology and…”
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Lanthanides as NMR/MRI temperature sensors and probes of moderately fast molecular dynamics in aqueous medium: A dependence of activation energy of racemization in complexes of diethylenetriaminepentaacetat on lanthanide ion
Published in Sensors and actuators. B, Chemical (01-11-2017)“…[Display omitted] In solution, [Ln(H2O)n(dtpa)]2− chelates undergo a dynamic exchange between two enantiomers. The free energy of activation of intramolecular…”
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Dy-DTPA as supersensitive shifting and relaxational probe for NMR/MRI control of local temperature
Published in Polyhedron (15-01-2021)“…A detailed NMR study of the paramagnetic properties of Na2[Ln(DTPA)(H2O)] {here Ln = Dy (I) complex revealed that in Dy complex the substantial temperature…”
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The spin crossover phenomenon in complexes of d-elements from the NMR glance
Published in Inorganica Chimica Acta (01-08-2024)“…The applicability, peculiarities, and progress of the high resolution 1H, 13C, and 15N NMR spectroscopy for elucidating the spin crossover phenomenon were…”
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A new approach to determining the structure of lanthanide complexes in solution according to the Curie-spin contribution to the paramagnetic spin-spin relaxation rate enhancements: Ho-DOTA
Published in Polyhedron (15-05-2020)“…A new NMR method is proposed for obtaining structural information about Ln complexes in solutions. It is based on an analysis of the Curie spin contribution to…”
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Complex of ytterbium ethylenediaminetetraacetate as combined NMR paramagnetic probe for in situ control of temperature and pH in aqueous media
Published in Polyhedron (08-01-2018)“…This is the first detection of kinetically stable [Yb2(EDTA)3]6− complex of the yttrium subgroup with stoichiometric ratio of 2:3. The experimental…”
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