Bukit Mertajam, Penang, Malaysia
Recipient of Pro-Chancellor Award & Best Postgraduate Student Award during PhD study in the field of Chemsitry, with experience in functional materials synthesis. Skilled in the fabrication of photocatalysts for pollutants degradation, antibacterial agents, and nanostructured materials via wet chemistry method. Adaptable team player and able to liase with industry partner, but also able to work independently.
- Responsible for ashing, O2 flash and isotropic plasma etch processes - In charge of process transfer, process development, optimization and qualification for technology transfer and/or used tool transfer. - Development of innovative processes and process characterization methodologies for existing and new technologies. - Partnering with production module/department, technology integration, planning, business divisions and global process development counterparts in mapping and enabling future technologies. - Perform process stability, sustaining and improvement - Perform FMEA, risk assessment of process changes and process change management. - Interface between production module/department, technology integration & quality engineering on daily routines.
- Collaborated with the industry named Adphocat Sdn Bhd for the invention of antiviral coating facemask for the frontliners during the outbreak of COVID-19 pandemic in Malaysia from March – June 2020. - Guided two fourth-year undergraduate students in their final year projects, namely “Comparative Study on the Dye Photodegradation Activities of TiO2 Photocatalysts with Different Dopants” and “Effect of Synthesis Methods on the Dye Photodegradation Properties of Copper doped TiO2 Photocatalyst.”. - Ensure all the chemical and apparatus supplies in the laboratory are sufficient to be used by every student. - Dealt with suppliers for all the laboratory’s chemical, apparatus, and equipment purchases. Publications: • Cheng Yee Leong, Hao Lin Teh, Man Ching Chen, and Siew Ling Lee. 2022. Effect of Synthesis Methods on Properties of Copper Oxide Doped Titanium Dioxide Photocatalyst in Dye Photodegradation of Rhodamine B. Science & Technology Indonesia, 7(1), 91-97. • Cheng Yee Leong, Ye Shen Lo, Pei Wen Koh, and Siew Ling Lee. 2020. Synthesis of Titanium Dioxide Nanotubes with Different N-containing Ligands via Hydrothermal Method. Science & Technology Indonesia, 6(2), 67-73. • Cheng Yee Leong, Pei Wen Koh, Ye Shen Lo and Siew Ling Lee. 2020. Hydrothermal synthesis of titanium dioxide nanotube with methylamine for photodegradation of Congo red. IOP Proceeding (Scopus indexed). • Pei Wen Koh, Cheng Yee Leong, Leny Yuliati, Hadi Nur, Siew Ling Lee. 2020. Role of Vanadia and Titania Phases in the Removal of Methylene Blue by Adsorption and Photocatalytic Degradation. Malaysian Journal of Analytical Sciences (Scopus indexed).
- Material fabrication via solution-processing method at the room temperature. - Titania was coated on the substrate (a flexible polymer) to improve the properties of the transistor. - Collaborated with a student from Polytechnique Montreal in the fabrication of metal oxide ion gated transistor, in which the experimental and characterization parts (field emission scanning electron microscopy, atomic force microscopy, and X-ray diffractometry) are conducted in Malaysia, and the electrical testings are conducted in Montreal, Canada. Publication: • Arunprabaharan Subramanian, Mona Azimi, Cheng Yee Leong, Siew Ling Lee, Clara Santato, and Fabio Cicoira. 2022. Solution-processed titanium dioxide ion-gated transistors and their application for pH sensing. Frontiers in Electronics, 3, 813535.
- Successfully designed a new testing column alone for the growth of Chlorella vulgaris and Black Soldier Fly larvae in a medium. - Published a book chapter with the title of “A Closer Look at Microalgae”. Publication: • Cheng Yee Leong, Wai Hong Leong, Jun Wei Lim, Noraini Abd Ghani, Dennis Ling Chuan Ching, Yeek Ho Chia, Man Kee Lam, Pei Sean Goh and Evizal Abdul Kadir. 2020. Landfill Leachate Medium Employed for Growing Microalgal Biomass: A Combined Mini-Review and Experimental Works. In Justin A. Daniels (Ed.) Advances in Environmental Research (Vol. 71, pp. 69 – 94). New York: Nova Science Publishers.
- Involved in Research and Development activities at Industrial Laboratory and Food Laboratory, such as hair growth tonic preparation, multipurpose cleaner, car wax, etc. - Helped in ISO 9001:2015 and ISO 22000 documentation.