Photocatalytic Degradation of Nitrobenzene Using Nanocrystalline TiO2 Photocatalyst Doped with Zn Ions

Authors

  • Edgar Alonso Reynoso-Soto Instituto Tecnológico de Tijuana
  • Sergio Pérez-Sicairos Instituto Tecnológico de Tijuana
  • Ana Patricia Reyes-Cruzaley Instituto Tecnológico de Tijuana
  • Christian Leonardo Castro-Riquelme Instituto Tecnológico de Tijuana
  • Rosa María Félix-Navarro Instituto Tecnológico de Tijuana
  • Francisco Paraguay-Delgado Centro de Investigación en Materiales Avanzados
  • Gabriel Alonso-Núñez Universidad Nacional Autónoma de México
  • Shui Wai Lin-Ho Instituto Tecnológico de Tijuana

DOI:

https://doi.org/10.29356/jmcs.v57i4.193

Keywords:

Doped titanium dioxide, nanostructure, photocatalysis, nitrobenzene

Abstract

Photocatalysis is a method widely used in the degradation of organic pollutants of the environment. The development of new materials is very important to improve the photocatalytic properties and to find new applications for TiO2 as a photocatalyst. In this article we reported the synthesis of a photocatalyst based on TiO2 doped with Zn2+ ions highly efficient in the degradation of nitrobenzene. The results of photocatalytic activity experiments showed that the Zn2+ doped TiO2 is more active than un-doped TiO2 catalyst with an efficiency of 99% for the nitrobenzene degradation at 120 min with an apparent rate constant of 35 × 10-3 min-1.

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Author Biographies

Edgar Alonso Reynoso-Soto, Instituto Tecnológico de Tijuana

Centro de Graduados e Investigación

Sergio Pérez-Sicairos, Instituto Tecnológico de Tijuana

Centro de Graduados e Investigación

Ana Patricia Reyes-Cruzaley, Instituto Tecnológico de Tijuana

Centro de Graduados e Investigación

Christian Leonardo Castro-Riquelme, Instituto Tecnológico de Tijuana

Centro de Graduados e Investigación

Rosa María Félix-Navarro, Instituto Tecnológico de Tijuana

Centro de Graduados e Investigación

Gabriel Alonso-Núñez, Universidad Nacional Autónoma de México

Centro de Nanociencias y Nanotecnología

Shui Wai Lin-Ho, Instituto Tecnológico de Tijuana

Centro de Graduados e Investigación

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Published

2017-10-12

Issue

Section

Regular Articles

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