Research Scientist

• Apr 2023 - Present

Postdoctoral Research Fellow

• Apr 2022 - Apr 2023

Details: • Pioneering member of the Green Hydrogen laboratory, UQTR, headed by Prof. Bruno G. Pollet • Headed the organization of the laboratory layout and newly arrived equipment • Set up the electrochemical workstation consisting of RRDE, Auto lab, and Biologic, and calibrated the reference electrodes (i.e., Ag/AgCl, SCE) • Contributed to seven Reviews as first and co-author: 5/7 are published in different high-impact factor journals and 2/7 are ongoing final drafts • My work description is mainly focused on, but not limited to the synthesis, characterization, and electrochemical measurements of active catalyst materials for low-temperature electrolyzers, including alkaline water electrolyzer (AWE), proton-, and anion exchange water electrolyzer (PEMWE and AEMWE, respectively) Show less

Research Professor

• Sep 2019 - Mar 2022

Details: • Research Professor Nanochemistry Laboratory, Korea University, headed by Prof. Kwangyeol Lee • Contributed to seventeen Reviews as first and co-author: 15/17 are published in different high-impact factor journals and 2/17 are ongoing final drafts • Participated in two research articles as co-first author and co-author, respectively. Manuscripts are under revision • My research interest is mainly focused on, but not necessarily limited to the advanced materials processing of ideal electrodes/electrocatalysts for electrochemical energy storage and conversion systems, including supercapacitors, water electrolyzers, fuel cells, CO2 reduction reaction, and metal-air batteries • Participated as a regular peer reviewer for the CrystEngComm – RSC Publishing Publons profile: https://publons.com/wos-op/researcher/4493056/gracita-raquel-tomboc/peer-review/ Show less

Research Associate

• Aug 2015 - Sep 2019

Details: • Research Associate in the Laboratory for Advanced Materials Processing (LAMP), Myongji University, under the supervision of Prof. Hern Kim • Synthesis of mono- and bimetallic transition metal oxides (i.e., Co3O4, NiCo2O4, ZnCo2O4, NiMoO4) and carbon-metal oxides (NiMoO4-CNT, NiCo2O4-CNF) in nanosizes via hydrothermal, solvothermal, chemical bath deposition, microwave, and electrodeposition followed by controlled annealing treatment • Fabrication of polymer-based nanofibers and nanofiber metal composites using conventional and dual-nozzle electrospinning • Preparation of direct-growth active materials on different substrates (i.e., nickel foam, carbon cloth, stainless steel) via metal salt seeding • Published seven first-author manuscripts mainly about the advanced materials processing of ideal electrode materials for supercapacitors, oxygen evolution reaction, and methanol oxidation reaction • Presented oral and poster presentations at numerous international conferences held in South Korea and abroad Show less

Process Engineer

• Jul 2013 - Aug 2015

Details: • Worked as Process Engineer in Amkor Technology Philippines, a leading semiconductor industry focused on assembling and testing integrated circuits • Pioneering wire bond process engineer for the PowerQFN package of the Department of Saw Micro Leadframe (sMLF) • Handled both engineering and production lots for sMLF and Power QFN packages • Conducted multiple designs of experiments (DOE) and characterization of parameters for both copper and gold devices Details: • Worked as Process Engineer in Amkor Technology Philippines, a leading semiconductor industry focused on assembling and testing integrated circuits • Pioneering wire bond process engineer for the PowerQFN package of the Department of Saw Micro Leadframe (sMLF) • Handled both engineering and production lots for sMLF and Power QFN packages • Conducted multiple designs of experiments (DOE) and characterization of parameters for both copper and gold devices