Valentina Krylova

ORCID: 0000-0003-0266-0064
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Research Areas
  • Chalcogenide Semiconductor Thin Films
  • Quantum Dots Synthesis And Properties
  • Thermal and Kinetic Analysis
  • Polymer crystallization and properties
  • Synthesis and properties of polymers
  • Conducting polymers and applications
  • Material Properties and Applications
  • Surface Modification and Superhydrophobicity
  • Epoxy Resin Curing Processes
  • Silicone and Siloxane Chemistry
  • Agriculture, Plant Science, Crop Management
  • Fiber-reinforced polymer composites
  • Microplastics and Plastic Pollution
  • Inorganic and Organometallic Chemistry
  • Gas Sensing Nanomaterials and Sensors
  • Phase-change materials and chalcogenides
  • Polymer Nanocomposite Synthesis and Irradiation
  • Polymer Nanocomposites and Properties
  • Various Chemistry Research Topics
  • TiO2 Photocatalysis and Solar Cells
  • Impulse Buying and Technology Impacts
  • Nonlinear Optical Materials Studies
  • Polymer Synthesis and Characterization
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Polymer Science and PVC

All-Russian Scientific Research Institute of Refrigeration Industry
2022-2024

Russian Academy of Sciences
2024

Kaunas University of Technology
2007-2023

Sochi State University
2021-2023

D. Mendeleyev University of Chemical Technology of Russia
2021-2023

Hologic (Germany)
2023

A. N. Nesmeyanov Institute of Organoelement Compounds
1974-1976

Copper sulfide layers were formed on polyamide PA 6 surface using the sorption‐diffusion method. Polymer samples immersed for 4 and 5 h in 0.15 mol ⋅ dm −3 K 2 S O solutions acidified with HCl (0.1 ) at 20 ∘ C. After washing drying, treated Cu(I) salt solution. The studied by UV/VIS, X‐ray diffraction (XRD) photoelectron spectroscopy (XPS) methods. All methods confirmed that of film a layer copper was formed. are indirect band‐gap semiconductors. values E bg 1.25 1.3 eV sulfured...

10.1155/2009/304308 article EN cc-by International Journal of Photoenergy 2009-01-01

Silver sulphide, Ag 2 S, layers on the surface of polypropylene (PP) film was formed by chemical bath deposition method (CBD). Film samples were characterised X‐ray photoelectron spectroscopy (XPS), attenuated total reflection Fourier transform infrared (ATR‐FTIR) spectroscopy, scanning electron microscopy (SEM), atomic force (AFM), and diffraction analysis (XRD). The morphology, texture, uniformity silver sulphide PP dependent number polymer immersions in precursor solution. XPS confirmed...

10.1155/2013/987879 article EN cc-by Journal of Chemistry 2013-01-01

10.1007/s10973-014-4226-0 article EN Journal of Thermal Analysis and Calorimetry 2014-10-15

ABSTRACT The aim of this work was to investigate the physical and mechanical performance architectural polyester (PES)–poly(vinyl chloride) (PVC) membranes exposed different artificial aging conditions. Two commercially available were chosen as research objects. durability PES/PVC fabrics evaluated by loss in performance, scanning electron microscopy, X‐ray diffraction analysis order understand effect degradation agents on surface membranes. unchanged. Scanning microscopy images tested...

10.1002/app.47523 article EN Journal of Applied Polymer Science 2019-01-30

A low cost chemical bath deposition (CBD) technique has been used for the preparation of Ag2S thin films on polyamide 6 (PA) substrates. Optical and electrical properties these were investigated. micrographs have shown that surface morphology depends number immersions, becoming more continuous homogeneous. The UV/Vis absorption spectra show peak observed at 240 nm is assigned to sulfide functional group less intense shallower band 350 attributed silver. Analysis IR spectrum shows a new...

10.5755/j01.ms.19.1.3817 article EN publisher-specific-oa Materials Science 2013-03-21

Increasing photon absorption by capturing light is an important way to increase the efficiency of photovoltaic devices. In this regard, small optical band gap (Eg) and high coefficient Se-containing thin nanofilms make them ideal for next generation devices based on selenides. This study reports chemical synthesis processes in a bath insertion amorphous selenium into polyamide-6 (PA 6) matrix effect incorporation Cd2+ Ag+ structural, morphological properties. The resulting films had...

10.20944/preprints202307.0328.v1 preprint EN 2023-07-06

The aim of the research was to modify surface construction textiles by means use thin silver oxide films, investigate structure and optical mechanical properties, determine structure, properties aged composites. Thin films (Ag2O) were synthesized on a flexible PET/PVC textile (CT); structural, optical, physical as well effect artificial aging these investigated. SILAR method (successive ionic layer adsorption reaction) used synthesize Ag2O CT surface. Before deposited, mechanically roughened...

10.3390/coatings13091613 article EN Coatings 2023-09-15

Increasing photon absorption by capturing light is an important way to increase the efficiency of photovoltaic devices. In this regard, small optical band gap (Eg) and high coefficient Se-containing thin nanofilms make them ideal for next generation devices based on selenides. Amorphous selenium was introduced into polyamide-6 (PA 6) via a chemical synthesis in bath influence products its reaction with Cd2+ Ag+ ions film phase composition, topographic properties were evaluated. AFM data have...

10.3390/coatings13101661 article EN Coatings 2023-09-22

Ag-Se nanostructure films were deposited on a-Se/nylon templates by a template-engaged reaction. Firstly, amorphous selenium (a-Se) was nylon employing the chemical bath deposition method while using H2SeO3 and Na2SO3 solutions with an increasing time. Then, these exposed into AgNO3 solution at ambient temperature pressure. The Ag-Se/nylon nanocomposites surface morphology, elemental phase composition, optical properties monitored depending time nylon. Scanning electron microscopy (SEM)...

10.3390/nano12152584 article EN cc-by Nanomaterials 2022-07-27
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