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  • TITLE
  • DEDICATION
  • CERTIFICATE
  • DECLARATION
  • ACKNOWLEDGEMENT
  • CONTENTS
  • 1. Introduction and Objectives
  • 1. General
  • 1.1 Advanced Oxidation Process (AOP)
  • Fig.1.2. A schematic representation of the cavitation process
  • Fig.1.3. Three reaction zones of sonochemical reactions
  • 1.2 The hydroxyl radical (OH): Properties and general reactions
  • 1.3 OBJECTIVES
  • 2. Experimental
  • 2.1. Materials
  • 2.2. Synthesis of ferric perchlorate
  • 2.3. Photoirradiation
  • 2.4. Radiation Chemical techniques
  • Fig.2.1. Schematic representation of pulse radiolysis set-up
  • 2.5. Sonochemical method: Sonolysis and Ozonolysis
  • Fig.2.2. Schematic representation of sonochemical experimental set-up
  • 2.6. Product Analysis
  • Fig.2.3. Ion source design in API-Electrospray
  • Fig.2.4. Ion generation in API-Electrospray
  • 3. Photoproduction Of Hydroxyl Radicals From Fe (Ill) -Hydroxy Complex: A Quantitative Assessment And Determination Of Its Reaction Rate Constants With Some Substituted Benzenes And Biomolecules
  • 3.1 Photolysis of ferric perchlorate
  • 3.2. A comparative study with radiation chemical experiments
  • 3.3. Determination of rate constants using competition kinetics
  • 4. Oxidative Degradation Of Triazine Derivatives In Aqueous Medium: A Radiation And PhotochemicaI Study
  • 4.1. Pulse Radiolysis Studies
  • 4.2. Degradation of triazine derivatives using steady state radiolysis and photochemical method
  • 5. Sonochemical Degradation Of Azobenzene And Its Derivatives
  • 5.1 Sonochemical bleaching and mineralization
  • 5.2 Rate enhancement in the bleaching of methyl orange via Fenton reaction
  • 5.3. Synergistic effects of sonolysis combined with ozonolysis for theoxidation of azobenzene and methyl orange
  • Fig.5.11. Initiation, promotion and inhibition of the decomposition of O3 (aq) under ultrasonic irradiation.
  • 5.4. The role of H2O and O2 in the sonolysis of BQ
  • Summary and Conclusions
  • Reference
  • List of Publications