開講・開催通知

Fabrication and Characterization of Metal and Metal Oxide Nanoparticle Modified Electrodes for Electrochemical Sensor and DSSC Applications [11月11日(金)福岡工業大学]

2022/07/28

■講師:Dr. Muniyandi Rajkumar
(Seoul Department of Chemistry, PSG College of Arts & Science)
■演題:Fabrication and Characterization of Metal and Metal Oxide Nanoparticle Modified Electrodes for Electrochemical Sensor and DSSC Applications

■日時:令和4年11月11日(金)16:30 〜 18:00
■場所:Zoom オンライン
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■主催:福岡工業大学
■申込/お問合せ:福岡工業大学大学院事務室
電話:092-606-6996 E-mail:master@fit.ac.jp

■概要:This study mainly focus on the fabrication and characterization of modified electrodes based on metal and metal oxide nanoparticles for the determination of various biologically important compounds and hazardous materials such as hydrogen peroxide, arsenic, salbutamol, ractopamine, diclofenac, dopamine and also for the dye sensitized solar cell applications. In electroanalysis, electrode surface modifications using metal and metal oxide nanomaterials and various methods and their direct employment in the electrocatalytic applications were found as suitable for detection and determination of various important chemical compounds. Rhodium – palladium and Gold – Crystal Violet nanoparticles have been synthesized by a simple and novel electrochemical approach for the development of amperometric hydrogen peroxide and voltammetric arsenic detection. These sensors have the advantages of ease of fabrication, good selectivity and linear range of detection. In this method of fabrication, metal oxide nanoparticles such as Titanium oxide and zirconium oxide with polymer composites has been prepared by simple electrochemical polymerization and reduction methods for an efficient sensor for the drugs diclofenac and salbutamol and ractopamine and it also shows promising performance in real sample analysis. Furthermore, Titanium oxide nanoparticles play a crucial factor of photo electrode in dye sensitized solar cell. By adding good conductivity materials into the TiO2 and ZnO working electrode and there by enhanced the efficiency and stability of solar cells. We used carbon materials such as Graphene, Fullerene and Multiwalled carbon nanotube composites to achieve good short circuit current and efficiency for the DSSC. These carbon composites covered heavily with the TiO2 and ZnO particles and form an efficient photoanode material for the dye sensitized solar cells.

■学生の関わり様:講義後記入
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