• Atom Force Microscopy of SnO2 Nano Layers 

      Filevska, Liudmila M.; Smyntyna, Valentin A.; Hrynevych, Vyktor S. (2006)
      The gas sensitivity applied problems solutions need a consideration and detailed investigation of the material's electronic and ionic subsystems' behavior. These systems' behavior at their own turn is tightly connected ...
    • Binary oxides semiconductor transducers for H2S sensors 

      Smyntyna, Valentin A.; Vashpanov Yu.A.; Hrynevych, Vyktor S. (1997)
      The physical processes of semiconductor and heavy metals oxides sensors on H2S are investigated and possible physical mechanisms of gas sensitivity in the atmosphere of air and nitrogen are considered. Mechanism of ...
    • Characterization of SnO2 Sensors Nanomaterials by Polarization Modulation Method 

      Grinevich, Viktor S.; Filevska, Liudmila M.; Smyntyna, Valentin A.; Stetsenko, Maksym; Rudenko, S. P.; Maksimenko, L. S. (2016-01)
      The polarization characteristics for tin dioxide cluster films are studied by the method of modulation polarization spectroscopy. The galvanic conductivity presence in the films is the basis for registration in it the ...
    • Enhancement of optical and mechanical properties of Si nanopillars by ALD TiO2 coating 

      Pavlenko, M.; Coy, E. L.; Jancelewicz, M.; Załe˛ski, K.; Smyntyna, Valentin A.; Jurga, S.; Iatsunskyi, I. (2016)
      The mechanical and optical properties of Si and TiO2–Si nanopillars (NPl) were investigated. Mesoporous silicon NPl arrays were fabricated by metal-assisted chemical etching and nanosphere lithography, and then pillars ...
    • Heterogeneous systems with Ag nanoparticles 

      Smyntyna, Valentin A.; Skobeeva, V.; Malushin, N. (2016)
      In this paper we report on a study of the optical properties of the two hybrid nanosystems, which are composed of silver nanoparticles (Ag NPs) with methylene blue (MB) dye and Ag NP with CdS quantum dots (CdS QDs).
    • Investigation of tin containing organic complexes for the production of nanosized tin dioxide films 

      Hrynevych, Vyktor S.; Savin, Sergij M.; Smyntyna, Valentin A.; Filevska, Liudmila M.; Ulug, B.; Turkdemir, M. Haluk; Ulug, A.; Yaltkaya, S. (2010)
      Thin films adsorptive sensitive elements based on oxide materials with nananosised grains found wide spread application in modern gas analyzers. Tin dioxide is one of such materials which have good sensitivity to some ...
    • Investigations and achievements in sensorics area in 2008 

      Smyntyna, Valentin A.; Lepikh, Jaroslav I.; Machulin, V. F. (Одеський національний університет імені І. І. Мечникова, 2009)
      The review of the basic results of investigations in sensorics area is presented which were coordinated by Sensorics Section of NAS Ukraine Scientific Council on “Physics of semiconductors and semiconductor devices” for ...
    • Metal Oxide Based Biosensors for the Detection of Dangerous Biological Compounds 

      Tereshchenko, Alla V.; Smyntyna, Valentin A.; Konup, I. P.; Geveliuk, S. A.; Starodub, M. F. (2016)
      In this report an application of some metal oxide nanostructures as a biosensor platform for the detection of dangerous biological compounds (Bovine leucosis, Salmonella) have been discussed. The attention is paid to the ...
    • Morphological Features of Nanostructured Sensor for X-Ray and Optical Imaging, Based on Nonideal Heterojunction 

      Brytavskyi, Ie.; Smyntyna, Valentin A.; Borschak, V. (2016)
      A novel nanostructured sensor for X-ray and optical images obtaining is developed on the basis of nonideal heterojunction CdS-Cu2S. Microscopy studies have been conducted to determine the optimum method of sensor ...
    • Morphology and optical properties of SnO2 nanofilms 

      Smyntyna, Valentin A.; Filevska, Liudmila M.; Hrynevych, Vyktor S. (2008)
      Results of surface morphology and optical density investigations and the photoluminescence phenomenon were obtained for SnO2 thin films. Films having nanosize of their grains ~ 10-15 nm were obtained using polymeric ...
    • Nano SnO2 layers surface morphology investigations 

      Filevska, Liudmila M.; Smyntyna, Valentin A.; Hrynevych, Vyktor S. (2006)
      The nanocrystallized tin dioxide having the electroconductivity highly sensible to the state of the surface in the (300-800) K temperature region specific for the oxidizing-recollecting reactions has the most practical ...
    • Optical absorption and electronc sistem parameters of nano snO2 films 

      Filevska, Liudmila M.; Smyntyna, Valentin A.; Hrynevych, Vyktor S.; Филевская, Людмила Николаевна; Смынтына, Валентин Андреевич; Гриневич, Виктор Сергеевич; Філевська, Людмила Миколаївна; Сминтина, Валентин Андрійович; Гріневич, Віктор Сергійович (Одеський національний університет імені І. І. Мечникова, 2007)
      Optical density investigation results were registered by authors for nano SnO2 thin films.Films having nano size of their grains ~10-15 nm were obtained using polymeric materials by sol-gel method. Evaluation of a ...
    • Optical Biosensors Based on ZnO Nanostructures: Advantages and Perspectives. A Review 

      Tereshchenko, Alla; Bechelany, Mikhael; Viter, Roman; Khranovskyy, Volodymyr; Smyntyna, Valentin A.; Starodub, Nikolay; Yakimova, Rositza (2016-06)
      This review article highlights the application of beneficial physico-chemical properties of ZnO nanostructures for the detection of wide range of biological compounds. As the medical diagnostics require accurate, fast and ...
    • Optical constants detection in tin dioxide nano-size layers by surface plasmon resonance investigation 

      Serdeha, B. K.; Matiash, I. E.; Maksymenko, L. S.; Rudenko, S. P.; Smyntyna, Valentin A.; Hrynevych, Vyktor S.; Filevska, Liudmila M.; Ulug, B.; Ulug, A.; Yucel, B. M. (2011)
      Optical constants of tin dioxide nano-size layers were detected using surface plasmons resonance research technique. Squared reflectance indexes difference as well as the ones with s- and p-polarized light are ...
    • Photoluminescence of tin dioxide thin films, obtained with the use of polymers 

      Filevska, Liudmila M.; Smyntyna, Valentin A.; Hrynevych, Vyktor S. (2005)
      Tin dioxide nanostructured thin films properties obtained by the photoluminescent methods are reported. As a result of the researches fulfilled the luminescence in the visible region of 577 nm and 642 nm was established ...
    • Physical problems of Gas Sensors' reliability 

      Smyntyna, Valentin A.; Hrynevych, Vyktor S. (2001)
      The main physico-chemical processes which influenced the declination of gas sensors' parameters under exploitation from their operating values were investigated. These parameters are strongly connected with the structural ...
    • Physical problems of the reliability of sensors based on A2B6 semiconductor compounds 

      Hrynevych, Vyktor S.; Smyntyna, Valentin A. (1989)
      The sensors were made using the technology for vacuum deposition of the original material on an insulating substrate. In this case, a film of thickness 1 pin was formed which was equipped with planar indium ohmic contacts. ...
    • Physicochemical mechanism restonsible for the parameters of gas sensors rased on oxide materials 

      Hrynevych, Vyktor S.; Serdyuk, V. V.; Smyntyna, Valentin A.; Filevska, Liudmila M. (1990)
      Metal oxides are finding increasingly wide application in technology and electrotechnology in the form of ceramics, sintered layers, and films produced by various methods. Tin oxide doped with different additives in ...
    • Polarization Characteristics of Surface Plasmon Resonance in SnO2 Nanocluster Films 

      Hrynevych, Vyktor S.; Maksymenko, L. S.; Matiash, I. E.; Mischuk, O. N.; Rudenko, S. P.; Serdeha, B. K.; Smyntyna, Valentin A.; Filevska, Liudmila M. (2011)
      Internal reflection features caused by the surface plasmon resonance in nanoscale films contain ing defect tin dioxide clusters in the stoichiometric dielectric matrix are studied by the method of polarization modulation ...
    • Radiation modes of surface plasmons in SnO2 thin films 

      Hrynevych, Vyktor S.; Filevska, Liudmila M.; Smyntyna, Valentin A.; Rudenko, S. P.; Stetsenko, M.A.; Maksimenko, L. S.; Serdeha, B. K. (2017)
      Surface plasmons radiation modes, responsible for structure-dependent energy loss, are studied by modulation-polarization spectroscopy in SnO2 films depending on production technology. Amplitude decrease ρ(λ) is associated ...