Youichi SHIMIZU

Title

Department and Division

Courses

• Fundamentals of Inorganic Chemistry
• Inorganic Chemistry II
• Analytical Chemistry
• Fundamentals of Chemical Experiment A
• Fundamentals of Chemical Experiment B
• Advanced Chemical Sensor Technology

Field of Specialization

• Functional Matereials Science
• Inorganic Materials Chemistry
• Electrochemistry

Main Research Topics and Publications

1. Wet-Chemical Processing of Ceramics
   Our first research interests are in synthesizing and characterizing high functional inorganic materials, such as solid electrolytes, ceramic fine powders, ceramic thin- and thick- films etc., by using sol-gel methods, EPD, soft-chemical processes.
   • Sol-Gel Synthesis of Perovskite-type Lanthanum Manganite Thin-Film and Fine Powder Using Metal-Acetylacetonate and Polyvinel Alcohol, Y. Shimizu and T. Muratata, J. Am. Ceram. Soc.,80 (10), 2702-2704 (1997).
   • Sol-Gel Processing of NASICON Thin-Film Using Aqueous Complex Precursor, Y. Shimizu and T. Ushijima, Solid State Ionics, 132, 143-148 (2000).
   • A Solution Route to Synthesize Nickel Thiospinels, Y. Shimizu and T. Yano, Chem. Lett., 2001 (10), 1028-1029 (2001).
   
   
2. Chemical Sensor & Fuel Cell Devices
   Our second research interests are in design and development of high-performance chemical sensor devices and/or sytems baased on functional inorganic materials, such as gas sensors with solid electrolyte for NO_x, CO₂, HCl, O₂, etc., ion sensors with ceramics for phosphate-ion, H₂O₂ etc., and novel sensing sytems for environmental analysis.
   • Solid Electrolyte NO_x Sensor Using Pyrochlore-Type Oxide Electrode, Y. Shimizu and K. Maeda, Sensors and Actuators B, 52, 84-89 (1998).
   • Perovskite-Type Oxide Based Electrode: A New Sensor for Hydrogen-Phosphate Ion, Y. Shimizu, A. Ishikawa, K. Iseki, and S. Takase, J. Electrochem. Soc., 147, 3931-3934 (2000).
   • Solid-State NOx Sensor Combined with NASICON and Pb-Ru-Based Pyrochlore-type Oxide Electrode, Y. Shimizu, H. Nishi, H. Suzuki, and K. Maeda, Sensors & Actuators B, 65, 141-143 (2000).
   • Sol-Gel Processing and Electrocatalytic Properties of Metal Sulfides, Y. Shimizu, T. Yano, H. Suzuki, S. Kouno, and T. Izumi, ITE Letters., 4, (6) , 752-758 (2003) .
   • Electrocatalytic Properties of Pyrochlore-Type Oxides in Acidic Electrolyte, Y. Shimizu, H. Suzuki, J. Tokunaga, T. Ozaki, S. Takase, K. Tsujimoto, and Y. Uchida, ITE Letters., 4, (5) , 582-586 (2003).
   
   
3. Opto-electrochemical Devices
   Our third research interests are in designing novel opto-electrochemical devices, such as photo-luminescence devices with solid electrolyte thin-films, electrochromic ion sensing devices with ceramic thin-films.
   • An Opto-Electrochemical Phosphate-Ion Sensor Using a Cobalt-Oxide Thin-Film Electrode Y. Shimizu and Y. Furuta, Solid State Ionics, 113-115, 241-245 (1998).
   • Surface Luminescence Patterning of Cu⁺-doped Beta"-Al₂O₃ Single Crystal Films Y. Shimizu, C. K. Kuo and P. S. Nicholson, Solid State Ionics, 100 (1-2), 69-72 (1998).
   • Optoelectrochemical Hydrogen-Phosphate Ion Sensor Based on Electrochromism of Spinel-Type Oxide Thin-Film Electrode, Y. Shimizu and M. Shiotsuka, Jpn. J. Appl. Phys., 41,(10) 6243-6246 (2002).

Keywords

• Electrochemical Devices
• Chemical Sensors
• Fuel Cells
• Optical Devices
• Ceramics
• Wet-Chemical Processing

Education

• 1983, Bachelor of Eng., Department of Applied Chemistry, Facluty of Engineering, Kyushu University, Hakozaki, Fukuoka, Japan.
• 1985, Master & 1992 Doctor of Eng., Department of Materials Science and Technology, Graduate School of Engineering Sciences, Kyushu University, Kasuga, Fukuoka, Japan.

Academic Degree

Main Academic Organizations

• The Electrochemical Society of Japan
• The Ceramic Society of Japan
• Chemical Society of Japan
• The Institute of Electrical Engineers of Japan
• The Electrochemical Society, Inc. (USA)
• The Internatioal Society for Solid State Ionics

Professional Career

• 1986-93, Research Associate, Kyushu University, Kasuga-shi, Japan
• 1993-94, Assistant Professor, Kyushu Institute of Technology, Kitakyushu, Japan
• 1996, Visiting Associate Professor, McMaster University, Hamilton, Canada
• 1994-2004, Associate Professor, Kyushu Institute of Technology, Kitakyushu, Japan
• 2004-, Professor, Kyushu Institute of Technology, Kitakyushu, Japan

Academic Awards

• 1992, Distinguished Paper Award (The Electrochemical Society of Japan)
• 1995, Sano Award (for young researcher under 35) (The Electrochemical Society of Japan)
• 1998, Distinguished Paper Award of 7-IMCS (The 7th International Meeting on Chemical Sensors, Beijing)
• 2004, ITE Research Award (International Technology Exchange Society, USA)
• 2005, Seiyama Prize (Japan Association of Chemical Sensors, The Electrochemical Society of Japan)

Contact

First Edition: 17 April, 2000
Last Update: 15 April, 2005