Volume 42, Issue 4 pp. 874-881
Research Article

A Kinetic Model of Photocatalytic Hydrogen Production Employing a Hole Scavenger

José F. Durán-Pérez

José F. Durán-Pérez

Universidad Autónoma Metropolitana Azcapotzalco, Departamento de Energía, Área de Análisis de Procesos, Av. San Pablo 180, Col. Reynosa, CP. 02200 México, D. F, CDMX, Mexico

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Julio C. García-Martínez

Julio C. García-Martínez

Universidad Autónoma Metropolitana Azcapotzalco, Departamento de Energía, Área de Análisis de Procesos, Av. San Pablo 180, Col. Reynosa, CP. 02200 México, D. F, CDMX, Mexico

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Ana K. Medina-Mendoza

Ana K. Medina-Mendoza

Universidad Autónoma Metropolitana Azcapotzalco, Departamento de Ciencias Básicas, Av. San Pablo 180, Col. Reynosa, CP. 02200 México, D. F, CDMX, Mexico

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Héctor Puebla-Núñez

Héctor Puebla-Núñez

Universidad Autónoma Metropolitana Azcapotzalco, Departamento de Energía, Área de Análisis de Procesos, Av. San Pablo 180, Col. Reynosa, CP. 02200 México, D. F, CDMX, Mexico

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Margarita M. González-Brambila

Margarita M. González-Brambila

Universidad Autónoma Metropolitana Azcapotzalco, Departamento de Energía, Área de Análisis de Procesos, Av. San Pablo 180, Col. Reynosa, CP. 02200 México, D. F, CDMX, Mexico

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Jose Antonio Colín-Luna

Corresponding Author

Jose Antonio Colín-Luna

Universidad Autónoma Metropolitana Azcapotzalco, Departamento de Energía, Área de Análisis de Procesos, Av. San Pablo 180, Col. Reynosa, CP. 02200 México, D. F, CDMX, Mexico

Correspondence: Jose Antonio Colín-Luna ([email protected]), Universidad Autónoma Metropolitana Azcapotzalco, Departamento de Energía, Área de Análisis de Procesos, Av. San Pablo 180, Col. Reynosa, CP. 02200, México, D. F, CDMX, Mexico.Search for more papers by this author
First published: 06 February 2019
Citations: 2

Abstract

Reactions involved in photocatalytic hydrogen production through water splitting combined with a hole scavenger involve several stages that make kinetic analysis quite complicated. In the present work, a kinetic model for the photocatalytic production of hydrogen has been developed based on competitive adsorption, considering the photocatalytic decomposition of an organic molecule coupled to hydrolysis through photocatalytic water splitting. Parameter estimation is performed by using the Levenberg-Marquardt method. Model validation results give an estimation of the strength of adsorption of acetol and the acetaldehyde.

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