Search Results - "Shchukarev, A"

Cryo-XPS analysis reveals surface composition of microalgae by Shchukarev, A., Gojkovic, Z., Funk, C., Ramstedt, M.

“…[Display omitted] •Cryo-XPS determined surface chemical composition of intact microalgae.•Surface content of polysaccharide, protein and lipid differed between…”
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Thermal activation of Pd/CeO2-SnO2 catalysts for low-temperature CO oxidation by Slavinskaya, E.M., Zadesenets, A.V., Stonkus, O.A., Stadnichenko, A.I., Shchukarev, A.V., Shubin, Yu.V., Korenev, S.V., Boronin, A.I.

“…[Display omitted] •The counter precipitation method was used to synthesise composite catalysts Pd/CeO2-SnO2•The calcination at 800−1000 °C results in strong…”
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XPS at solid–aqueous solution interface by Shchukarev, A.

“…Application of X-ray Photoelectron Spectroscopy (XPS) to study the solid–aqueous solution interface is reviewed. XPS provides complementary physicochemical…”
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Revealing the role of bromide in the H2O2 direct synthesis with the catalyst wet pretreatment method (CWPM) by Biasi, P., Mikkola, J. ‐P., Sterchele, S., Salmi, T., Gemo, N., Shchukarev, A., Centomo, P., Zecca, M., Canu, P., Rautio, A. ‐R., Kordàs, K.

“…A tailor‐made Pd0/K2621 catalyst was subjected to post synthesis modification via a wet treatment procedure. The aim was the understanding of the role of…”
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XPS at solid-solution interface: experimental approaches by Shchukarev, A.

“…XPS is a very useful technique to study physicochemical phenomena at the solid–solution interface. It is essential that the interface remains unaltered during…”
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Masking of a High-Reflectivity Sphere by a Layer with a Random Quasi-Zero Refractive Index by Gadomsky, O. N., Ushakov, N. M., Shchukarev, I. A., Katnov, V. E.

“…The method of masking of a large-radius sphere made of an arbitrary material by a masking coating with a random quasi-zero refractive index is substantiated…”
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Oxidation of α-pinene over gold containing bimetallic nanoparticles supported on reducible TiO2 by deposition-precipitation method by Ajaikumar, S., Ahlkvist, J., Larsson, W., Shchukarev, A., Leino, A.-R., Kordas, K., Mikkola, J.-P.

“…[Display omitted] ▶ Heterogeneous catalysis. ▶ Synthesis and characterisation of gold containing bimetallic catalysts. ▶ Fine chemical synthesis from renewable…”
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Effective dispersion of Au and Au–M (M=Co, Ni, Cu and Zn) bimetallic nanoparticles over TiO2 grafted SBA-15: Their catalytic activity on dehydroisomerization of α-pinene by Ajaikumar, S., Golets, M., Larsson, W., Shchukarev, A., Kordas, K., Leino, A.-R., Mikkola, J.-P.

“…[Display omitted] ► Synthesis of mesoporous and highly dispersed TiO2/SBA-15. ► Au containing bimetallic nano particles on TiO2/SBA-15 was obtained by DP…”
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Electronic structure of undoped and doped SnOx nanolayers by Domashevskaya, E.P., Chuvenkova, O.A., Ryabtsev, S.V., Yurakov, Yu.A., Kashkarov, V.M., Shchukarev, A.V., Turishchev, S.Yu

“…Results of electronic structure investigations for tin oxide nanolayers obtained by tin magnetron sputtering and their following oxidation in air at different…”
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Morphological and chemical characterization of tooth enamel exposed to alkaline agents by Taube, F, Ylmén, R, Shchukarev, A, Nietzsche, S, Norén, J.G

“…Abstract Objectives In this study, morphological and chemical changes in teeth enamel exposed to alkaline agents, with or without surfactants, have been…”
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XPS with fast-frozen samples: A renewed approach to study the real mineral/solution interface by Shchukarev, A., Sjöberg, S.

“…The procedure for XPS study of quick-frozen solutions developed at the end of 1970s [K. Burger, E. Fluck, Inorg. Nucl. Chem. Lett. 10 (1974) 171] was modified…”
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Surface characterization of bone graft substitute materials conditioned in cell culture medium. 2. Protein adsorption by Shchukarev, A., Mladenovic, Z., Ransjö, M.

“…Three bone graft substitute materials (Bioglass 45S5, Bio‐Oss® and Algipore®) were conditioned in α‐minimum essential medium (α‐MEM), with the addition of 10%…”
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Soil Remediation - Mercury Speciation in Soil and Vapor Phase During Thermal Treatment by Taube, F, Pommer, L, Larsson, T, Shchukarev, A, Nordin, A

“…Spectroscopic (XRD, XPS, ICP-MS and AAS) and microscopic (ESEM) techniques have been used in order to study the chemical effects with emphasis on mercury…”
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XPS study of the silica–water interface by Shchukarev, A, Rosenqvist, J, Sjöberg, S

“…XPS was applied to study the silica–water interface formed in NaCl solution at variable pH (2–9) and ionic strength (10–600 mM). To prevent alteration of the…”
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Mechanism of Adsorption of Long-Chain Alkylamines on Silicates. A Spectroscopic Study. 1. Quartz by Chernyshova, I. V, Rao, K. Hanumantha, Vidyadhar, A, Shchukarev, A. V

“…The mechanism of adsorption of long-chain alkylamines at pH 6−7 onto quartz was studied using FTIR and XPS spectroscopy. The spectroscopic data were correlated…”
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Characterization of hydrous manganite (γ-MnOOH) surfaces-an XPS study by Ramstedt, M., Shchukarev, A. V., Sjöberg, S.

“…Crystalline manganite (γ‐MnOOH) has been synthesized and characterized using x‐ray diffraction and high‐resolution transmission electron microscopy techniques…”
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Surface characterization of bone graft substitute materials conditioned in cell culture medium by Mladenovic, Z., Sahlin-Platt, A., Bengtsson, Å., Ransjö, M., Shchukarev, A.

“…Biomaterials are widely used in clinical practice as bone graft substitutes for treating patients with bone defects. A molecular level understanding of the…”
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Cd2+ and Zn2+ sorption on apatite in the presence of EDTA and humic substance by Viipsi, K, Sjöberg, S, Tõnsuaadu, K, Shchukarev, A

“…The sorption of Cd2+ and Zn2+ on hydroxyapatite [HAP- Ca10(PO4)6(OH)2] and fluorapatite [FAP- Ca10( PO4)6(F)2] with different specific surface area and…”
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Solar light decomposition of DFP on the surface of anatase and rutile TiO2 prepared by hydrothermal treatment of microemulsions by KISELEV, A, ANDERSSON, M, MATTSON, A, SHCHUKAREV, A, SJÖBERG, S, PALMQVIST, A, ÖSTERLUND, L

“…The photocatalytic decomposition of diisopropylfluorophosphate (DFP) over nanostructured anatase and rutile TiO2 powder was investigated by FTIR and XPS. Upon…”
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X-ray photoelectron Fe3s and Fe3p spectra of polynuclear trimethylacetate iron complexes by Kochur, A.G., Ivanova, T.M., Shchukarev, A.V., Linko, R.V., Sidorov, A.A., Kiskin, M.A., Novotortsev, V.M., Eremenko, I.L.

“…X-ray photoelectron Fe3s and Fe3p spectra are employed to study the electron structure and the spin magnetic state of bi-, tri-, and hexa-nuclear…”
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