12. Photocatalytic Treatment of Water: Irradiance Influences

  1. Prof. Dr. Pierre Pichat
  1. David Ollis

Published Online: 13 MAR 2013

DOI: 10.1002/9783527645404.ch12

Photocatalysis and Water Purification: From Fundamentals to Recent Applications

Photocatalysis and Water Purification: From Fundamentals to Recent Applications

How to Cite

Ollis, D. (2013) Photocatalytic Treatment of Water: Irradiance Influences, in Photocatalysis and Water Purification: From Fundamentals to Recent Applications (ed P. Pichat), Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, Germany. doi: 10.1002/9783527645404.ch12

Editor Information

  1. CNRS, Ecole Centrale de Lyon (STMS), Photocatalyse et Environnement, 69134 Ecully CEDEX, France

Author Information

  1. North Carolina State University, Department of Chemical and Biomolecular Engineering, 911 Partners Way, Raleigh, NC 27695-7905, USA

Publication History

  1. Published Online: 13 MAR 2013
  2. Published Print: 20 MAR 2013

ISBN Information

Print ISBN: 9783527331871

Online ISBN: 9783527645404

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Keywords:

  • irradiance;
  • indirect photochemistry;
  • photocatalyzed kinetics;
  • band gap photons;
  • pseudo-steady-state treatment;
  • heterogeneous catalyst;
  • electron–hole recombination

Summary

This chapter contains sections titled:

  • Introduction

  • Reaction Order in Irradiance: Influence of Electron–Hole Recombination and the High Irradiance Penalty

  • Langmuir–Hinshelwood (LH) Kinetic Form: Equilibrated Adsorption

  • Pseudo-Steady-State Analysis: Nonequilibrated Adsorption

  • Mass Transfer and Diffusion Influences at Steady Conditions

  • Controlled Periodic Illumination: Attempt to Beat Recombination

  • Solar-Driven Photocatalysis: Nearly Constant nUV Irradiance

  • Mechanism of Hydroxyl Radical Attack: Same Irradiance Dependence

  • Simultaneous Homogeneous and Heterogeneous Photochemistry

  • Dye-Photosensitized Auto-Oxidation

  • Interplay between Fluid Residence Times and Irradiance Profiles

  • Quantum Yield, Photonic Efficiency, and Electrical Energy per Order

  • Conclusions

  • References