Investigation, modeling, and optimization of ozonation and ozone-related advanced oxidation processes (AOPs) for natural organic matter degradation, micropollutant abatement, and inactivation of pathogenic microorganisms

- Development of analytical and empirical ozonation models based on water quality parameters utilizing various methods

- Hands-on field testing of ozone-related pilot/demonstration/full-scale water treatment plants for real-world engineering applications (research collaboration w/ AOP-specialized corporations)

- Future research on metal oxide-carbon hybrid materials for highly efficient and economical catalytic ozonation processes

Effective Electro-Generation of ·OH:Direct/Indirect Conversion of O2 into ROS

-Setting a system with heterogeneous materials thatcan effectively produce ·OH to remove organic pollutantsin neutral pH range

-Further, studying on the possibilities for anotheroxidant generating pathways

-Electrochemical approaches to enhance the catalytic activities of less-active materials.

-Discovering new environmental applications of materials that are not well-studied electrochemically.

Study of the heterogeneous catalysts to generate reactive species (•OH. SO4•―, reactive complex…) for effective organic pollutants degradation

-Mechanism elucidation of heterogeneous catalytic process

-Removal of oxidative recalcitrant organic pollutants

Assessing the formation and the properties of high-valent metal species.

-Understanding the formation chemistry of various high-valent metal species

-Establishing the relationship between chelation of ligand compounds with the metal centre and the reactivity of corresponding high-valent metal species with the chelated compounds or other substrates in bulk

-Developing next-generation advanced oxidation process utilising high-valent metal species that can minimise unnecessary energy and chemical consumption.

In-situ chemical and thermal oxidation on soil remediation using persulfate and inorganic chelating agents

- Study on enhancement of oxidant(persulfate; PDS) utilization efficiency by chelating agents.

- Tetrapolyphosphate(TPP) chelating agents prevented useless decomposition of persulfate(PDS) and increased efficiency by chelating with metal oxide in soil.

Study of electrochemical N2 reduction for ammonia production

Study of electrochemical removal of nitrogen compounds in water treatment plant

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