Search Results - "Varnek, V. A."

SPIN CROSSOVER IN IRON(II) COMPLEXES WITH TRIS(PYRAZOL-1-YL)METHANE AND [Ag(CN)2]– AND [Au(CN)2]– ANIONS by Shakirova, O. G., Korotaev, E. V., Petrov, S. A., Varnek, V. A., Lavrenova, L. G.

“…New coordination compounds of iron(II) with tris(pyrazol-1-yl)methane (HC(pz) 3 ) containing dicyanoargentate and dicyanoaurate ions of the composition…”
Get full text

Spin Crossover in New Iron(II) Complexes with 2,6-Bis(benzimidazole-2-yl)pyridine by Lavrenova, L. G., Dyukova, I. I., Korotaev, E. V., Sheludyakova, L. A., Varnek, V. A.

“…New coordination compounds of iron(II) sulfate, hexafluorosilicate, and perrhenate with 2,6-bis(benzimidazole-2-yl)pyridine (L), namely, [FeL 2 ]SO 4 ∙ H 2 O (…”
Get full text

Spectroscopic and XRD studies of the air degradation of acid-reacted pyrrhotites by Mikhlin, Yu.L, Kuklinskiy, A.V, Pavlenko, N.I, Varnek, V.A, Asanov, I.P, Okotrub, A.V, Selyutin, G.E, Solovyev, L.A

“…Monoclinic and hexagonal pyrrhotites leached in 1 mol/L HCl and exposed to the air at 100% and ∼10% relative humidity for up to 5 months were studied using…”
Get full text

Influence of the electronic and spatial structure parameters on the spin-transition temperature in unusual chain iron(II) complexes by Erenburg, S.B., Bausk, N.V., Varnek, V.A., Lavrenova, L.G.

“…Using EXAFS, XANES and X-ray fluorescence spectroscopy it has been established that the sharp spin crossover in a series of polynuclear complexes of iron(II)…”
Get full text

Gas-jet synthesis of silver-polymer films by Rebrov, A. K., Safonov, A. I., Timoshenko, N. I., Varnek, V. A., Oglezneva, I. M., Kosolobov, S. S.

“…A new method of gas-jet deposition of metal-polymer composites with simultaneous deposition of polymer matrices and silver clusters from two gas-dynamic…”
Get full text

Silver nanoparticles in a fluoropolymer matrix: Production and properties by Rebrov, A. K, Safonov, A. I, Timoshenko, N. I, Varnek, V. A, Repin, V. E

Get full text

On the nature of the isomer shift in tin(IV) tetrachloride complexes with organic ligands from quantum chemical data by Varnek, V. A., Varnek, A. A.

Get full text

Mössbauer spectra of Fe(III) complexes with N, S(Se, O) chelate azomethine ligands by Varnek, V. A., Mazalov, L. N., Uraev, A. I., Nivorozhkin, A. L., Garnovskii, A. D.

Get full text

Iron chalcogenide carbonyl clusters and their heterometallic derivatives by Konchenko, S. N., Virovets, A. V., Tkachev, S. V., Podberezskaya, N. V., Varnek, V. A.

“…This paper reviews the results of XRD, Mössbauer, and1H,77Se, and125Te NMR studies of the structure of iron chalcogenide carbonyl clusters with a Fe3X (X = Se,…”
Get full text

Relation between electronic and spatial structure and spin-transition parameters in chain-like Fe(II) compounds by Erenburg, S

“…EXAFS spectroscopy is used to investigate the characteristic features of the spatial and electronic structure of the polynuclear iron(II) complexes with…”
Get full text

Iron(II) Complexes with 4-R-1,2,4-Triazoles (R = Ethyl, Propyl, Isopropyl): Synthesis and Properties by Bushuev, M. B., Lavrenova, L. G., Ikorskii, V. N., Shvedenkov, Yu. G., Varnek, V. A., Sheludyakova, L. A., Larionov, S. V.

Get full text

Study of electronic structure of spin-transition complexes by XPS and Mössbauer spectroscopy by Mazalov, L.N, Asanov, I.P, Varnek, V.A

“…Two groups of iron(II) complexes with 1,2,4-triazoles have been studied by XPS and Mössbauer spectroscopy. In the first group, iron atoms in the high spin…”
Get full text

On the nature of metastable high-spin states formed during spin transitions in iron(II) complexes by Varnek, V. A.

Get full text

Spin-crossover in coordination compounds of iron(II) with tris(pyrazol-1-yl)methane and cluster anions by Shakirova, O. G., Lavrenova, L. G., Korotaev, E. V., Sheludyakova, L. A., Varnek, V. A., Shestopalov, M. A., Mironov, Yu. V.

“…Synthesis procedures for new coordination compounds of iron(II) with tris(pyrazol-1-yl)methane (HC(pz) 3 ), containing cluster anions in the outer sphere, of…”
Get full text

Spin-crossover in complexes of iron(II) carboranes with tris(pyrazol-1-yl)methane by Shakirova, O. G., Daletskii, V. A., Lavrenova, L. G., Varnek, V. A., Rudakov, D. A., Potkin, V. I.

“…Synthesis procedures for coordination compounds of iron(II) 1,5,6,10-tetra(R)-7,8-dicarba- nido -undecaborates(-1) (carboranes) with tris (pyrazol-1-yl)methane…”
Get full text

Quantum chemical analysis of the effect of the outer-spheric cation on the electronic state of the tin atom and isomer shift in hexafluorostannates by Varnek, V. A., Varnek, A. A.

Get full text

Preparation of supported iron-containing catalysts from a FeSo4 solution: The effect of the support by Shuvaeva, M. A., Litvak, G. S., Varnek, V. A., Bukhtiyarova, G. A.

“…The iron compounds resulting from the impregnation of the most common supports—alumina and silica gel-with an aqueous FeSO 4 · 7H 2 O solution and subsequent…”
Get full text

Influence of magnetic dilution on the spin transition in the complex of iron(II) nitrate with 4-amino-1,2,4-triazole by Lavrenova, L. G., Ikorskii, V. N., Varnek, V. A., Oglezneva, I. M., Larionov, S. V.

Get full text

Mössbauer spectra of iron doped CuCrS2 by Varnek, V. A., Sokolov, V. V., Filatova, I. Yu, Petrov, S. A.

“…Mössbauer spectroscopy is used to study the state of iron atoms in samples with a composition of CuCr 1− x Fe x S 2 ( x = 0.01–0.30). It is shown that at x ≤…”
Get full text

Spectroscopic and electrochemical characterization of the surface layers of chalcopyrite (CuFeS 2) reacted in acidic solutions by Mikhlin, Yuri L, Tomashevich, Yevgeny V, Asanov, Igor P, Okotrub, Alexander V, Varnek, Vladimir A, Vyalikh, Denis V

“…XPS, Fe Lα,β and Cu Lα,β X-ray emission and Fe L-, Cu L-, S L-edge and O K-edge absorption spectroscopies, Mössbauer spectroscopy and cyclic voltammetry were…”
Get full text