Search Results - "Koutzarova, Tatyana"

Crystallization and Optical Behaviour of Nanocomposite Sol-Gel TiO2:Ag Films by Ivanova, Tatyana, Harizanova, Antoaneta, Koutzarova, Tatyana, Closset, Raphael

“…Sol-gel spin coating method was employed for depositing TiO2 and Ag-doped TiO2 films. The effects of Ag doping and the annealing temperatures (300–600 °C) were…”
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Deposition of Sol-Gel ZnO:Mg Films and Investigation of Their Structural and Optical Properties by Ivanova, Tatyana, Harizanova, Antoaneta, Koutzarova, Tatyana, Vertruyen, Benedicte, Closset, Raphael

“…This work presents a facile sol-gel method for the deposition of ZnO and ZnO:Mg films. The films are spin coated on silicon and quartz substrates. The impact…”
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Preparation and Investigation of Sol–Gel TiO2-NiO Films: Structural, Optical and Electrochromic Properties by Ivanova, Tatyana, Harizanova, Antoaneta, Koutzarova, Tatyana, Vertruyen, Benedicte

“…TiO2 and TiO2-NiO films were successfully derived by a sol–gel dip coating technology. The impact of the thermal treatments (300–600 °C) on the structural,…”
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Sol–Gel Synthesis of ZnO:Li Thin Films: Impact of Annealing on Structural and Optical Properties by Ivanova, Tatyana, Harizanova, Antoaneta, Koutzarova, Tatyana, Vertruyen, Benedicte, Closset, Raphael

“…A sol–gel deposition approach was applied for obtaining nanostructured Li-doped ZnO thin films. ZnO:Li films were successfully spin-coated on quartz and…”
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Magnetic Field Influence on the Microwave Characteristics of Composite Samples Based on Polycrystalline Y-Type Hexaferrite by Kolev, Svetoslav, Georgieva, Borislava, Koutzarova, Tatyana, Krezhov, Kiril, Ghelev, Chavdar, Kovacheva, Daniela, Vertruyen, Benedicte, Closset, Raphael, Tran, Lan Maria, Babij, Michal, Zaleski, Andrzej J.

“…Here, we report results on the magnetic and microwave properties of polycrystalline Y-type hexaferrite synthesized by sol-gel auto-combustion and acting as a…”
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Study of the Structural and Magnetic Properties of Co-Substituted Ba2Mg2Fe12O22 Hexaferrites Synthesized by Sonochemical Co-Precipitation by Koutzarova, Tatyana, Kolev, Svetoslav, Krezhov, Kiril, Georgieva, Borislava, Kovacheva, Daniela, Ghelev, Chavdar, Vertruyen, Benedicte, Boschini, Frederic, Mahmoud, Abdelfattah, Tran, Lan Maria, Zaleski, Andrzej

“…Ba2Mg0.4Co1.6Fe12O22 was prepared in powder form by sonochemical co-precipitation and examined by X-ray diffraction, Mössbauer spectroscopy and magnetization…”
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Structural, Magnetic and Microwave Characterization of Polycrystalline Z-Type Sr3Co2Fe24O41 Hexaferrite by Kolev, Svetoslav, Peneva, Petya, Krezhov, Kiril, Malakova, Tanya, Ghelev, Chavdar, Koutzarova, Tatyana, Kovacheva, Daniela, Vertruyen, Benedicte, Closset, Raphael, Maria Tran, Lan, Zaleski, Andrzej

“…We report results on the structural and microwave properties and magnetic phase transitions in polycrystalline Sr3Co2Fe24O41 hexaferrite synthesized by sol-gel…”
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Data supporting the results of the characterization of the phases and structures appearing during the synthesis process of Ba0.5Sr1.5Zn2-xNixFe12O22 by auto-combustion by Koutzarova, Tatyana, Kolev, Svetoslav, Krezhov, Kiril, Georgieva, Borislava, Ghelev, Chavdar, Kovacheva, Daniela, Vertruyen, Benedicte, Closset, Raphael, Tran, Lan Maria, Babij, Michal, Zaleski, Andrzej J.

“…The data presented has to do with identifying the various phases arising during the synthesis of the Y-type hexaferrite series Ba0.5Sr1.5Zn2-xNixFe12O22 by…”
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Crystallization and Optical Behaviour of Nanocomposite Sol-Gel TiO[sub.2]:Ag Films by Ivanova, Tatyana, Harizanova, Antoaneta, Koutzarova, Tatyana, Closset, Raphael

“…Sol-gel spin coating method was employed for depositing TiO[sub.2] and Ag-doped TiO[sub.2] films. The effects of Ag doping and the annealing temperatures…”
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Preparation and Investigation of Sol–Gel TiO[sub.2]-NiO Films: Structural, Optical and Electrochromic Properties by Ivanova, Tatyana, Harizanova, Antoaneta, Koutzarova, Tatyana, Vertruyen, Benedicte

“…TiO[sub.2] and TiO[sub.2]-NiO films were successfully derived by a sol–gel dip coating technology. The impact of the thermal treatments (300–600 °C) on the…”
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Phase Transitions in Magneto-Electric Hexaferrites by Koutzarova, Tatyana, Kolev, Svetoslav, Krezhov, Kiril, Georgieva, Borislava

“…Hexaferrites have long been the object of extensive studies because of their great possibility for applicationspermanent magnets, high-density recording…”
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Synthesis, structural characterization and antibacterial activity of cotton fabric modified with a hydrogel containing barium hexaferrite nanoparticles by Staneva, Desislava, Koutzarova, Tatyana, Vertruyen, Benedicte, Vasileva-Tonkova, Evgenia, Grabchev, Ivo

“…Barium hexaferrite nanoparticles were synthesized by co-precipitation of Ba2+ and Fe3+ cations with NaOH under of high-power ultrasound. The nanoparticles were…”
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Ni-substitution effect on the properties of Ba0.5Sr1.5Zn2-xNixFe12O22 powders by Koutzarova, Tatyana, Kolev, Svetoslav, Krezhov, Kiril, Georgieva, Borislava, Ghelev, Chavdar, Kovacheva, Daniela, Vertruyen, Benedicte, Closset, Raphael, Tran, Lan Maria, Babij, Michal, Zaleski, Andrzej J.

“…•(Zn,Ni)2Y-type hexaferrites are prepared by modified citric-acid self-combustion.•The temperature is measured of helicoidal-to-ferrimagnetic spin-order…”
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Influence of nonmagnetic cation substitution on magnetic order temperature in Y-type hexaferrites: Ba 0.5 Sr 1.5 Zn 2 Fe 12 O 22 and Ba 0.5 Sr 1.5 Zn 2 Al 0.08 Fe 11.92 O 22 by Krezhov, Kiril, Koutzarova, Tatyana, Georgieva, Borislava, Kolev, Svetoslav, Kovacheva, Daniela, Vertruyen, Benedicte, Closset, Raphael, Tran, Lan Maria, Babij, Michał, Senyshyn, Anatoliy

“…With a view to the proven multiferroic properties of the title representatives of the Y-type hexaferrites as single crystals we present here a comparative…”
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Structural, Magnetic and Microwave Characterization of Polycrystalline Z-Type Sr 3 Co 2 Fe 24 O 41 Hexaferrite by Kolev, Svetoslav, Peneva, Petya, Krezhov, Kiril, Malakova, Tanya, Ghelev, Chavdar, Koutzarova, Tatyana, Kovacheva, Daniela, Vertruyen, Benedicte, Closset, Raphael, Maria Tran, Lan, Zaleski, Andrzej

“…We report results on the structural and microwave properties and magnetic phase transitions in polycrystalline Sr Co Fe O hexaferrite synthesized by sol-gel…”
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Structural and magnetic characterization of Y-type hexaferrite powders prepared by sol-gel auto-combustion and sonochemistry by Georgieva, Borislava, Kolev, Svetoslav, Krezhov, Kiril, Ghelev, Chavdar, Kovacheva, Daniela, Vertruyen, Benedicte, Closset, Raphael, Tran, Lan Maria, Babij, Michal, Zaleski, Andrzej J., Koutzarova, Tatyana

“…•Ba0.5Sr1.5Zn2Fe12O22 powders were formed by auto-combustion and sonochemistry.•The synthesis procedure affected the powders’ structural and magnetic…”
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Influence of nonmagnetic cation substitution on magnetic order temperature in Y-type hexaferrites: Ba0.5Sr1.5Zn2Fe12O22 and Ba0.5Sr1.5Zn2Al0.08Fe11.92O22 by Krezhov Kiril, Koutzarova Tatyana, Georgieva Borislava, Kolev Svetoslav, Kovacheva Daniela, Vertruyen Benedicte, Closset Raphael, Tran Lan Maria, Babij Michał, Senyshyn Anatoliy

“…With a view to the proven multiferroic properties of the title representatives of the Y-type hexaferrites as single crystals we present here a comparative…”
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Study of the Structural and Magnetic Properties of Co-Substituted Ba 2 Mg 2 Fe 12 O 22 Hexaferrites Synthesized by Sonochemical Co-Precipitation by Koutzarova, Tatyana, Kolev, Svetoslav, Krezhov, Kiril, Georgieva, Borislava, Kovacheva, Daniela, Ghelev, Chavdar, Vertruyen, Benedicte, Boschini, Frederic, Mahmoud, Abdelfattah, Tran, Lan Maria, Zaleski, Andrzej

“…Ba Mg Co Fe O was prepared in powder form by sonochemical co-precipitation and examined by X-ray diffraction, Mössbauer spectroscopy and magnetization…”
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Data supporting the results of the characterization of the phases and structures appearing during the synthesis process of Ba 0.5 Sr 1.5 Zn 2-x Ni x Fe 12 O 22 by auto-combustion by Koutzarova, Tatyana, Kolev, Svetoslav, Krezhov, Kiril, Georgieva, Borislava, Ghelev, Chavdar, Kovacheva, Daniela, Vertruyen, Benedicte, Closset, Raphael, Tran, Lan Maria, Babij, Michal, Zaleski, Andrzej J

“…The data presented has to do with identifying the various phases arising during the synthesis of the Y-type hexaferrite series Ba Sr Zn Ni Fe O by…”
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Characterization of Y-type hexaferrite Ba2Mg2Fe12O22 powders by Georgieva, Borislava, Krezhov, Kiril, Kolev, Svetoslav, Ghelev, Chavdar, Kovacheva, Daniela, Fabian, Margit, Svab, Erzsebet, Koutzarova, Tatyana

“…Ba 2 Mg 2 Fe 12 O 22 is a Y-type hexagonal ferrite known for a relatively high temperature (~200 K) of the magnetic transition to a spiral spin arrangement and…”
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