Dr Shikha Garg

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Senior Research Associate in the School of Civil and Environmental Engineering

Dr Shikha Garg is a Senior Research Associate in the . Her research interests include:

Photochemistry in aquatic systems
Fate and transformation of contaminants
Free radical chemistry
Advanced oxidation processes
Biogeochemical processes and kinetics

Phone

(+61 2) 9385 6362

E-mail

s.garg@unsw.edu.au

Location

Vallentine Annexe (H22) Level 1, Room VA133B Kensington Campus

Book Chapters | 2012

Garg S; Rose AL; Waite TD, 2012, 'Pathways Contributing to the Formation and Decay of Ferrous Iron in Sunlit Natural Waters', in Tratnyek PG; Grundl TJ; Haderlein SB (ed.), Aquatic Redox Chemistry, American Chemical Society, Washington, DC, pp. 153 - 176,
Journal articles | 2024

Garg S; Atkinson JD; Bae S; Chen B; Deng Y; Georgi A; Hashisho Z; Liu H; Radjenovic J; Shuai D; Tong M, 2024, 'A guide for JHM authors focusing on advanced oxidation and reduction processes for environmental applications', Journal of Hazardous Materials, 476,

Journal articles | 2024

Kong X; Ma J; Garg S; Waite TD, 2024, 'Tailored Metal-Organic Frameworks for Water Purification: Perfluorinated Fe-MOFs for Enhanced Heterogeneous Catalytic Ozonation', Environmental Science and Technology, 58, pp. 8988 - 8999,

Journal articles | 2024

Mahmood Z; Garg S; Yuan Y; Xie L; Wang Y; Waite TD, 2024, 'Performance evaluation and optimization of a suspension-type reactor for use in heterogeneous catalytic ozonation', Water Research, 254,

Journal articles | 2024

Mortazavi M; Garg S; Waite TD, 2024, 'Kinetic modelling assisted balancing of organic pollutant removal and bromate formation during peroxone treatment of bromide-containing waters', Journal of Hazardous Materials, 468,

Journal articles | 2024

Sun J; Garg S; Waite TD, 2024, 'Utilizing an Integrated Flow Cathode-Membrane Filtration System for Effective and Continuous Electrochemical Hydrodechlorination', Environmental Science and Technology, 58, pp. 13131 - 13144,

Journal articles | 2024

Wu L; Garg S; Dai Y; Lv S; Wang Y; Waite TD, 2024, 'Pilot-scale electrochemical advanced oxidation (EAOP) system for the treatment of Ni-EDTA-containing wastewater', Journal of Hazardous Materials, 474,

Journal articles | 2024

Wu L; Garg S; Waite TD, 2024, 'Electrochemical treatment of wastewaters containing metal-organic complexes: A one-step approach for efficient metal complex decomposition and selective metal recovery', Journal of Hazardous Materials, 466,

Journal articles | 2024

Wu L; Garg S; Waite TD, 2024, 'Progress and challenges in the use of electrochemical oxidation and reduction processes for heavy metals removal and recovery from wastewaters', Journal of Hazardous Materials, 479,

Journal articles | 2024

Zhou Z; Garg S; Miller CJ; Fu QL; Kinsela AS; Payne TE; Waite TD, 2024, 'Transformation of Natural Organic Matter in Simulated Abiotic Redox Dynamic Environments: Impact on Fe Cycling', Environmental Science and Technology, 58, pp. 21604 - 21616,

Journal articles | 2023

Kong X; Garg S; Chen G; Waite TD, 2023, 'Investigation of the deactivation and regeneration of an Fe2O3/Al2O3•SiO2 catalyst used in catalytic ozonation of coal chemical industry wastewater', Journal of Hazardous Materials, 451,

Journal articles | 2023

Kong X; Garg S; Mortazavi M; Ma J; Waite TD, 2023, 'Heterogenous Iron Oxide Assemblages for Use in Catalytic Ozonation: Reactivity, Kinetics, and Reaction Mechanism', Environmental Science and Technology, 57, pp. 18636 - 18646,

Journal articles | 2023

Lian B; Sun Y; Wang Y; Garg S; Zhang C; Chen Y; Tu Y; Waite TD, 2023, 'Investigation of the Effects of Anode Geometry on the Electrochemical Degradation of Ni-Ethylenediaminetetraacetic Acid Complexes Using Computational Fluid Dynamics Simulation', ACS ES and T Engineering, 3, pp. 201 - 212,

Journal articles | 2023

Mortazavi M; Garg S; Waite TD, 2023, 'Kinetic Modeling-Assisted Optimization of the Peroxone (O3/H2O2) Water Treatment Process', Industrial and Engineering Chemistry Research,

Journal articles | 2023

Pan Y; Garg S; Fu QL; Peng J; Yang X; Waite TD, 2023, 'Copper Safeguards Dissolved Organic Matter from Sunlight-Driven Photooxidation', Environmental Science and Technology, 57, pp. 21178 - 21189,

Journal articles | 2023

Pan Y; Garg S; Ouyang Y; Yang X; Waite TD, 2023, 'Inhibition of photosensitized degradation of organic contaminants by copper under conditions typical of estuarine and coastal waters', Journal of Hazardous Materials, 458,

Journal articles | 2023

Sun J; Garg S; Waite TD, 2023, 'A Novel Integrated Flow-Electrode Capacitive Deionization and Flow Cathode System for Nitrate Removal and Ammonia Generation from Simulated Groundwater', Environmental Science and Technology, 57, pp. 14726 - 14736,

Journal articles | 2023

Sun Y; Garg S; Zhang C; Lian B; Waite TD, 2023, 'Kinetic Modeling of the Anodic Degradation of Ni-EDTA Complexes: Insights into the Reaction Mechanism and Products', ACS ES&T engineering, 0: Ahead of Print,

Journal articles | 2023

Sun Y; Garg S; Zhang C; Xie J; Waite TD, 2023, 'Approaches to Enhancing Cathodic Nickel Recovery from Ni-EDTA Containing Synthetic Wastewaters', ACS ES and T Water, 3, pp. 2415 - 2426,

Journal articles | 2023

Wu L; Garg S; Xie J; Zhang C; Wang Y; Waite TD, 2023, 'Electrochemical Removal of Metal-Organic Complexes in Metal Plating Wastewater: A Comparative Study of Cu-EDTA and Ni-EDTA Removal Mechanisms', Environmental Science and Technology, 57, pp. 12476 - 12488,

Journal articles | 2022

Chen Y; Vu HC; Miller CJ; Garg S; Pan D; Waite TD, 2022, 'Comparative Experimental and Computational Studies of Hydroxyl and Sulfate Radical-Mediated Degradation of Simple and Complex Organic Substrates', Environmental Science and Technology, 56, pp. 8819 - 8832,

Journal articles | 2022

Garg S; Yuan Y; Mortazavi M; Waite TD, 2022, 'Caveats in the Use of Tertiary Butyl Alcohol as a Probe for Hydroxyl Radical Involvement in Conventional Ozonation and Catalytic Ozonation Processes', ACS ES and T Engineering, 2, pp. 1665 - 1676,

Journal articles | 2022

Kong X; Garg S; Chen G; Li W; Wang Y; Wang J; Ma J; Yuan Y; Waite TD, 2022, 'Coal chemical industry membrane concentrates: characterisation and treatment by ozonation and catalytic ozonation processes', Environmental Chemistry, 19, pp. 156 - 166,

Journal articles | 2022

Lian B; Jiang Q; Garg S; Wang Y; Yuan Y; Waite TD, 2022, 'Analysis of Ozonation Processes Using Coupled Modeling of Fluid Dynamics, Mass Transfer, and Chemical Reaction Kinetics', Environmental Science and Technology, 56, pp. 4377 - 4385,

Journal articles | 2022

Song Z; Garg S; Ma J; Waite TD, 2022, 'Influence of cations on As(III) removal from simulated groundwaters by double potential step chronoamperometry (DPSC) employing polyvinylferrocene (PVF) functionalized electrodes', Journal of Hazardous Materials, 424,

Journal articles | 2022

Sun J; Garg S; Xie J; Zhang C; Waite TD, 2022, 'Electrochemical Reduction of Nitrate with Simultaneous Ammonia Recovery Using a Flow Cathode Reactor', Environmental Science and Technology, 56, pp. 17298 - 17309,

Journal articles | 2022

Yuan Y; Garg S; Wang Y; Li W; Chen G; Gao M; Zhong J; Wang J; Waite TD, 2022, 'Influence of salinity on the heterogeneous catalytic ozonation process: Implications to treatment of high salinity wastewater', Journal of Hazardous Materials, 423, pp. 127255,

Journal articles | 2022

Yuan Y; Mortazavi M; Garg S; Ma J; Waite TD, 2022, 'Comparison of Performance of Conventional Ozonation and Heterogeneous Catalytic Ozonation Processes in Phosphate- and Bicarbonate-Buffered Solutions', ACS ES and T Engineering, 2, pp. 210 - 221,

Journal articles | 2021

Yuan Y; Garg S; Ma J; Waite TD, 2021, 'Kinetic Modeling-Assisted Mechanistic Understanding of the Catalytic Ozonation Process Using Cu-Al Layered Double Hydroxides and Copper Oxide Catalysts', Environmental Science and Technology, 55, pp. 13274 - 13285,

Journal articles | 2020

Garg S; Xing G; Waite TD, 2020, 'Influence of pH on the Kinetics and Mechanism of Photoreductive Dissolution of Amorphous Iron Oxyhydroxide in the Presence of Natural Organic Matter: Implications to Iron Bioavailability in Surface Waters', Environmental Science and Technology, 54, pp. 6771 - 6780,

Journal articles | 2020

Pan Y; Ruan X; Garg S; Waite TD; Lei Y; Yang X, 2020, 'Copper Inhibition of Triplet-Sensitized Phototransformation of Phenolic and Amine Contaminants', Environmental Science and Technology, 54, pp. 9980 - 9989,

Journal articles | 2020

Song Z; Garg S; Ma J; Waite TD, 2020, 'Selective Arsenic Removal from Groundwaters Using Redox-Active Polyvinylferrocene-Functionalized Electrodes: Role of Oxygen', Environmental Science and Technology, 54, pp. 12081 - 12091,

Journal articles | 2020

Xing G; Garg S; Miller CJ; Pham AN; Waite TD, 2020, 'Effect of Chloride and Suwannee River Fulvic Acid on Cu Speciation: Implications to Cu Redox Transformations in Simulated Natural Waters', Environmental Science and Technology, 54, pp. 2334 - 2343,

Journal articles | 2020

Yuan Y; Xing G; Garg S; Ma J; Kong X; Dai P; Waite TD, 2020, 'Mechanistic insights into the catalytic ozonation process using iron oxide-impregnated activated carbon', Water Research, 177,

Journal articles | 2019

He D; Garg S; Wang Z; Li L; Rong H; Ma X; Li G; An T; Waite TD, 2019, 'Silver sulfide nanoparticles in aqueous environments: Formation, transformation and toxicity', Environmental Science: Nano, 6, pp. 1674 - 1687,

Journal articles | 2019

Rong H; Garg S; Waite TD, 2019, 'Impact of light and Suwanee River Fulvic Acid on O2 and H2O2 Mediated Oxidation of Silver Nanoparticles in Simulated Natural Waters', Environmental Science and Technology, 53, pp. 6688 - 6698,

Journal articles | 2019

Song Z; Garg S; Ma J; Waite TD, 2019, 'Modified Double Potential Step Chronoamperometry (DPSC) Method for As(III) Electro-oxidation and Concomitant As(V) Adsorption from Groundwaters', Environmental Science and Technology, 53, pp. 9715 - 9724,

Journal articles | 2019

Xing G; Garg S; David Waite T, 2019, 'Is Superoxide-Mediated Fe(III) Reduction Important in Sunlit Surface Waters?', Environmental Science and Technology, 53, pp. 13179 - 13190,

Journal articles | 2018

Garg S; Jiang C; Waite TD, 2018, 'Impact of pH on Iron Redox Transformations in Simulated Freshwaters Containing Natural Organic Matter', Environmental Science and Technology, 52, pp. 13184 - 13194,

Journal articles | 2018

He C; He D; Collins RN; Garg S; Mu Y; Waite TD, 2018, 'Effects of Good's Buffers and pH on the Structural Transformation of Zero Valent Iron and the Oxidative Degradation of Contaminants', Environmental Science and Technology, 52, pp. 1393 - 1403,

Journal articles | 2018

Pan Y; Garg S; Waite TD; Yang X, 2018, 'Copper Inhibition of Triplet-Induced Reactions Involving Natural Organic Matter', Environmental Science and Technology, 52, pp. 2742 - 2750,

Journal articles | 2018

Rong H; Garg S; Waite TD, 2018, 'Transformation of AgCl Particles under Conditions Typical of Natural Waters: Implications for Oxidant Generation', Environmental Science and Technology, 52, pp. 11621 - 11631,

Journal articles | 2018

Rong H; Garg S; Westerhoff P; Waite TD, 2018, 'In vitro characterization of reactive oxygen species (ROS) generation by the commercially available Mesosilver™ dietary supplement', Environmental Science: Nano, 5, pp. 2686 - 2698,

Journal articles | 2017

Garg S; Wang K; Waite TD, 2017, 'Impact of Microcystis aeruginosa Exudate on the Formation and Reactivity of Iron Oxide Particles Following Fe(II) and Fe(III) Addition', Environmental Science and Technology, 51, pp. 5500 - 5510,

Journal articles | 2017

Jiang C; Garg S; Waite TD, 2017, 'Iron Redox Transformations in the Presence of Natural Organic Matter: Effect of Calcium', Environmental Science and Technology, 51, pp. 10413 - 10422,

Journal articles | 2017

Wang K; Garg S; Waite TD, 2017, 'Light-Mediated Reactive Oxygen Species Generation and Iron Redox Transformations in the Presence of Exudate from the Cyanobacterium Microcystis aeruginosa', Environmental Science and Technology, 51, pp. 8384 - 8395,

Journal articles | 2017

Wang K; Garg S; Waite TD, 2017, 'Redox Transformations of Iron in the Presence of Exudate from the Cyanobacterium Microcystis aeruginosa under Conditions Typical of Natural Waters', Environmental Science and Technology, 51, pp. 3287 - 3297,

Journal articles | 2016

Garg S; Rong H; Miller CJ; Waite TD, 2016, 'Chlorine-Mediated Regeneration of Semiconducting AgCl(s) Following Light-Induced Ag⁰ Formation: Implications to Contaminant Degradation', Journal of Physical Chemistry C, 120, pp. 5988 - 5996,

Journal articles | 2016

Garg S; Rong H; Miller CJ; Waite TD, 2016, 'Oxidative Dissolution of Silver Nanoparticles by Chlorine: Implications to Silver Nanoparticle Fate and Toxicity', Environmental Science and Technology, 50, pp. 3890 - 3896,

Journal articles | 2015

Garg S; Jiang C; David Waite T, 2015, 'Mechanistic insights into iron redox transformations in the presence of natural organic matter: Impact of pH and light', Geochimica et Cosmochimica Acta, 165, pp. 14 - 34,

Journal articles | 2015

Jiang C; Garg S; Waite TD, 2015, 'Hydroquinone-Mediated Redox Cycling of Iron and Concomitant Oxidation of Hydroquinone in Oxic Waters under Acidic Conditions: Comparison with Iron-Natural Organic Matter Interactions', Environmental Science and Technology, 49, pp. 14076 - 14084,

Journal articles | 2015

Ma T; Garg S; Miller CJ; Waite TD, 2015, 'Contaminant degradation by irradiated semiconducting silver chloride particles: Kinetics and modelling', Journal of Colloid and Interface Science, 446, pp. 351 - 357,

Journal articles | 2014

Garg S; Ma T; Miller CJ; Waite TD, 2014, 'Mechanistic insights into free chlorine and reactive oxygen species production on irradiation of semiconducting silver chloride particles', Journal of Physical Chemistry C, 118, pp. 26659 - 26670,

Journal articles | 2013

Garg S; Ito H; Rose AL; Waite TD, 2013, 'Mechanism and kinetics of dark iron redox transformations in previously photolyzed acidic natural organic matter solutions', Environmental Science and Technology, 47, pp. 1861 - 1869,

Journal articles | 2013

Garg S; Jiang C; Miller CJ; Rose AL; Waite TD, 2013, 'Iron redox transformations in continuously photolyzed acidic solutions containing natural organic matter: Kinetic and mechanistic insights', Environmental Science and Technology, 47, pp. 9190 - 9197,

Journal articles | 2011

Jones AM; Garg S; He D; Pham AN; Waite TD, 2011, 'Superoxide-Mediated Formation and Charging of Silver Nanoparticles', Environmental Science and Technology, 45, pp. 1428 - 1434,

Journal articles | 2010

Waite TD; Garg S; Rose AL, 2010, 'Photochemical production of superoxide and hydrogen peroxide from natural organic matter', ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 239,

Journal articles | 2007

Garg S; Rose AL; Godrant A; Waite TD, 2007, 'FUEL 50-Chemistry of single walled carbon nanotubes: Applications to biomolecule detection, nanotube separation, and electronic networks', ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 233,

Journal articles | 2007

Garg S; Rose AL; Godrant A; Waite TD, 2007, 'Iron uptake by the ichthyotoxic Chattonella marina (Raphidophyceae): Impact of superoxide generation', Journal of Phycology, 43, pp. 978 - 991

Journal articles | 2007

Garg S; Rose AL; Waite TD, 2007, 'Production of reactive oxygen species on photolysis of dilute aqueous quinone solutions', Photochemistry and Photobiology, 83, pp. 904 - 913

Journal articles | 2007

Garg S; Rose AL; Waite TD, 2007, 'Superoxide mediated reduction of organically complexed iron(III): Comparison of non-dissociative and dissociative reduction pathways', Environmental Science and Technology, 41, pp. 3205 - 3212,

Journal articles | 2007

Garg S; Rose AL; Waite TD, 2007, 'Superoxide-mediated reduction of organically complexed iron(III): Impact of pH and competing cations (Ca2+)', Geochimica et Cosmochimica ACTA, 71, pp. 5620 - 5634,

Journal articles | 2006

Garg S; Rose AL; Waite TD, 2006, 'GEOC 12-Superoxide mediated reduction of ferric-organic complexes at circumneutral pH', ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 232,

Journal articles | 2006

Waite TD; Rose AL; Garg S; Fujii M, 2006, 'Superoxide-mediated reduction of ferric iron in natural aquatic systems', Geochimica et Cosmochimica ACTA, 70, pp. A681 - A681
Conference Papers | 2019

Garg S; Jiang C; Waite T, 2019, 'Impact of pH on iron redox transformations under dark and light conditions in simulated freshwaters containing natural organic matter', in ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, AMER CHEMICAL SOC, FL, Orlando, presented at 257th National Meeting of the American-Chemical-Society (ACS), FL, Orlando, 31 March 2019 - 04 April 2019,

Conference Abstracts | 2019

Yuan Y; Xing G; Garg S; Ma J; Waite D, 2019, 'Mechanistic insights into heterogeneous catalytic ozonation process: Adsorption versus oxidant generation', in ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, AMER CHEMICAL SOC, FL, Orlando, Vol. 257, presented at 257th National Meeting of the American-Chemical-Society (ACS), FL, Orlando, 31 March 2019 - 04 April 2019,

Conference Papers | 2016

Waite T; Garg S; Jiang C, 2016, 'Redox active metal-quinone interactions in oxic aquatic systems: Implications to metal speciation, quinone transformation and reactive oxygen species generation', in ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, AMER CHEMICAL SOC,

Conference Papers | 2014

Garg S; Jiang C; Waite TD, 2014, 'Redox transformations of Fe in the presence of pre-photoloysed SRFA solutions', in ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, AMER CHEMICAL SOC, San Francisco, CA, presented at 248th National Meeting of the American-Chemical-Society (ACS), San Francisco, CA, 10 August 2014 - 14 August 2014,

Conference Papers | 2014

Ma T; Garg S; Miller CJ; Waite TD, 2014, 'Photocatalytic degradation of contaminants by colloidal AgCl(s): Kinetic and mechanistic insights', in ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, AMER CHEMICAL SOC, San Francisco, CA, presented at 248th National Meeting of the American-Chemical-Society (ACS), San Francisco, CA, 10 August 2014 - 14 August 2014,

Conference Papers | 2011

He D; Garg S; Jones AM; Waite TD, 2011, 'Silver nanoparticle - reactive oxygen species interactions: Application of an electron charging-discharging model', in ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, AMER CHEMICAL SOC, CO, Denver, presented at 242nd National Meeting of the American-Chemical-Society (ACS), CO, Denver, 28 August 2011 - 01 September 2011,

Conference Papers | 2010

Jones AM; Waite TD; He D; Garg S; Pham AN, 2010, 'Production of Reactive Oxygen Species by Silver Nanoparticles - Implications for Bactericidal Activity', in Production of Reactive Oxygen Species by Silver Nanoparticles - Implications for Bactericidal Activity, San Diego, Californa, USA, pp. 81 - 81, presented at AOTs-16: 16th International Conference on Advanced Oxidation Technologies for Water and Air Remediation, San Diego, Californa, USA, 15 November 2010 - 18 November 2010

Conference Papers | 2010

Waite TD; Jones AM; Garg S, 2010, 'Reactive oxygen species generation by elemental iron and silver nanoparticulates', in Geochimica et Cosmochimica ACTA, Pergamon-Elsevier Science Ltd, Kidlington, Oxford, England, pp. A1091 - A1091, presented at Goldschmidt, Knoxville, Tennessee, USA, 13 June 2010 - 18 June 2010

Theses / Dissertations | 2007

Garg S, 2007, Photochemical and biological production of superoxide: effect on redox cycling and bioavailability of iron

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Dr Shikha Garg

Senior Research Associate in the School of Civil and Environmental Engineering

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