Search Results - "Guseva, G.B"

Thermal decomposition of dinuclear double-helical 3,3′-bis(dipyrrinato)zinc(II) complexes in air and argon by Guseva, G.B., Antina, L.A., Antina, E.V., Vyugin, A.I.

“…► 3,3′-Bis(dipyrrinato)zinc(II) complexes [Zn2L2] are stable up to 440°C in argon and up to 222°C in air. ► Thermal stability of [Zn2L2] is greatly determined…”
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Composition and thermal stability of bis(dipyrrolylmethenato)zinc(II) crystal solvates with N,N-dimethylformamide by Guseva, G.B., Antinа, E.V., Ksenofontov, A.A., Barannikov, V.P., Vyugin, A.I.

“…•The zinc(II) bis(dipyrrolylmethenates) [Zn2L2] form the stable [Zn2L2(DMF)2] solvates.•The crystal solvates of [Zn2L2(DMF)2] are stable in solid phase up to…”
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Thermal properties of alkyl-substituted 3,3′-bis(dipyrrolylmethene) dihydrobromides by Guseva, G.B., Dudina, N.A., Vyugin, E.V. Antina A.I., Berezin, M.B., Yutanova, S.L.

“…► The thermodestruction of 3,3′-bis(dipyrromethene) dihydrobromides was performed. ► The dissociation stage of the salts with removal of HBr molecules are not…”
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Influence of structural and solvation factors on the photodestruction and efficiency of singlet oxygen generation by luminophores based on iodo- and bromosubstituted zinc(II), cadmium(II) and boron(III) dipyrromethenates by Nuraneeva, E.N., Guseva, G.B., Antina, E.V., V'yugin, A.I.

“…[Display omitted] •Photostability and 1O2 generation of halogenated [ML2] and [BF2L] has been studied.•The photodestruction processes of dyes include the…”
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Formation and thermal stability of supramolecular complexes of dibromosubstituted zinc(II) dipyrromethenate with ethanol and N,N – dimethylformamide by Nuraneeva, E.N., Guseva, G.B., Antina, E.V.

“…[Display omitted] •The zinc(II) dibromosubstituted dipyrromethenate [ZnL2] form the stable solvates with ethanol and DMF.•The solvate [ZnL2(Solv)2] are stable…”
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Effect of meso-phenyl substitution on spectral properties, photo- and thermal stability of boron (III) and zinc (II) dipyrrometenates by Berezin, M.B., Antina, E.V., Guseva, G.B., Kritskaya, A.Yu, Semeikin, A.S.

“…[Display omitted] •B(III) and Zn(II) complexes 1-4 were synthesized.•Spectral properties, photo- and thermal stability of 1-4 were studied.•Complex 4 is most…”
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Zinc(II) bis(dipyrromethenate)s crystal solvates with dimethyl sulfoxide Composition, stability and spectral-luminescent properties by Ksenofontov, A.A., Guseva, G.B., Antinа, E.V., Khodov, I.A., Vyugin, A.I.

“…[Display omitted] •The [Zn2L2] form stable [Zn2L2(DMSO)n] solvates in solid phase and solutions.•Additional coordination of DMSO causes the fluorescence…”
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The influence of structural factors on the composition, spectral-luminescent properties and thermal stability of zinc(II) bis(dipyrromethenate)s crystal solvates with amines by Guseva, G.B., Ksenofontov, A.A., Antina, E.V.

“…It was found that 3,3′-, 2,3′- and 2,2′-zinc(II) bis(dipyrromethenate)s ([Zn2L2]) form stable supramolecular complexes with aromatic and aliphatic amines (X -…”
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Zinc(II) bis(dipyrromethenate)s-based «Оn–Off» fluorescent sensors for xylenes by Ksenofontov, A.A., Guseva, G.B., Antina, E.V., Nuraneeva, E.N.

“…This paper presents the results of spectral-luminescence research of binuclear zinc(II) helicates with deca-, octa-, and tetramethylsubstituted…”
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Zinc(II) bis(dipyrromethenate)s as chemosensors for fluorescent detection of amines by Ksenofontov, A.A., Guseva, G.B., Antina, E.V., Vyugin, A.I.

“…It was proposed new highly sensitive «ON–OFF» fluorescent amines trace amounts (1.6x10−6–9.3x10−5mol/L) sensors in organic media based on binuclear zinc(II)…”
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Effect of Structure and Medium on Photostability of Halogenated Boron Dipyrromethenates by Nuraneeva, E.N, Antina, E.V, Guseva, G.B, Berezin, M.B, Vyugin, A.I

“…Photostability of B(III), Zn(II), Cd(II) complexes with monoiodo- and dibromosubstituted dipyrromethenes [[BF.sub.2]L] and [[ML.sub.2]] in benzene and…”
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Theoretical studies on the electronic structure and spectroscopic properties of zinc(II)bis(dipyrrinate)s by Guseva, G.B., Ksenofontov, A.A., Antinа, E.V.

“…[Display omitted] •The geometry and the electronic structure of zinc(II)bis(dipyrrinate)s were studied by DFT.•The coordination bonds Zn–N are formed by the…”
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Influence of structural factors and the properties of the medium on the fluorescence of Zn(II)bis(dipyrrinate)s by Ksenofontov, A.A., Guseva, G.B., Antina, E.V., Vyugin, A.I.

“…This paper presents the results of quantum-chemical and spectral studies on studying fluorescence of binuclear zinc(II)–bis(dipyrrinate)s [Zn2L2] in non-polar…”
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Influence of structural factors on the thermal stability of zinc(II) and boron(III) complexes with iodo- and bromosubstituted 2,2′-dipyrrines by Guseva, G.B., Antinа, E.V., Nuraneeva, E.N.

“…[Display omitted] •Halogenated zinc(II) and boron(III) dipyrrinates are thermal stable up to 179–266°C in argon.•Intramolecular red-ox-reactions are the main…”
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Synthesis and luminescent properties of zinc(II) complexes with iodo- and bromosubstituted 2,2′-dipyrrines by Nuraneeva, E.N., Guseva, G.B., Antina, E.V., Berezin, M.B., V’yugin, A.I.

“…Synthesis, spectral-luminescence properties of the zinc(II)–dipyrrinates containing one or two I- and Br-atoms at the pyrrole rings are described. We have…”
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Оn–off» fluorescent sensors for aromatic analytes based on zinc(II) bis(dipyrromethenate)s by Ksenofontov, A.A., Guseva, G.B., Antina, E.V., Nuraneeva, E.N.

“…This paper presents the results of spectral-luminescence research of binuclear zinc(II) helicates with tetra-, octa-, and decamethylsubstituted…”
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Effects of halogen substitution on the photostability and thermal degradation of boron(III), zinc(II) and cadmium(II) dipyrrinato complexes by Nuraneeva, E.N., Antina, E.V., Guseva, G.B., Berezin, M.B., V'yugin, A.I.

“…[Display omitted] •Halogenated Zn(II), Cd(II) and B(III) dipyrrinato complexes are stable up to 179–275 °C in argon.•The photodegradation of halogenated…”
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Thermal and spectroscopic characterization of zinc(II) bis(dipyrrinate)s crystal solvates with acetone, dimethyl sulfoxide, and triethylamine by Guseva, G. B., Ksenofontov, A. A., Antina, E. V., Vyugin, A. I., Barannikov, V. P.

“…The crystal solvates of 2,2′-, 2,3′- and 3,3′- bis (dipyrrinato)zinc(II) with acetone, dimethyl sulfoxide, and triethylamine were obtained by slow…”
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