Sorption processes on the surface of metal oxide nanowire and determination of low concentration of hydrogen sulfide and acetone

  • Alexey V. Shaposhnik professor, chair of chemistry, Voronezh State Agrarian University, Voronezh, a.v.shaposhnik@gmail.com
  • Stanislav V. Riyabtsev Head of the Laboratory chair of hard body and nanomaterials, Voronezh State University, Voronezh
  • Elena A. Sizask postgraduate student, chair of chemistry, Voronezh State Agrarian University, Voronezh
  • Natalyia L. Meshkova postgraduate student, chair of chemistry, Voronezh State Agrarian University, Voronezh
  • Alexey A. Zviagin assistent, chair of chemistry, Voronezh State Agrarian University, Voronezh
  • Igor N. Nazarenko docent, chair of chemistry, Voronezh State Agrarian University, Voronezh
Keywords: nanowires, tin dioxide, hydrogen sulfide, acenone, sol-gel technology, metal oxide sensors.

Abstract

SnO2-sensors were obtained by two different methods. The first one is based on platinum contacts
deposition to individual nanowire by FIB. Another one type of sensor was obtained by sol-gel process, based
on calcination of SnO2-nanopowder. Both types of sensors were able to detect 1 ppm of hydrogen sulfide and
acetone. Sensor responses were demonstrate high reproducibility. Sensor, based on SnO2 individual
nanowire, was more sensitive and stable than one, obtained by sol-gel method.

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References

1. Рябцев С.В., Домашевская Э.П., Шапошник Д.А., Эрнандес-Рамирес Ф.,
Моранте Х., Корчагина С.Н., Шапошник А.В. Сенсорные свойства нанонити
диоксида олова по отношению к аммиаку // Конденсированные среды и межфазные
границы. 2012. Т.14. №2. С. 239-242.
Published
2019-11-22
How to Cite
Shaposhnik, A. V., Riyabtsev, S. V., Sizask, E. A., Meshkova, N. L., Zviagin, A. A., & Nazarenko, I. N. (2019). Sorption processes on the surface of metal oxide nanowire and determination of low concentration of hydrogen sulfide and acetone. Sorbtsionnye I Khromatograficheskie Protsessy, 13(6). Retrieved from https://journals.vsu.ru/sorpchrom/article/view/1731