Engineering Assistant

Thitima Suwannasiri

**** ******** ****** ** *************, MD 21035

Phone: 973-***-****

Email: *******.***********@*****.***

Technical Skills and Abilities:

• Micro/Nano-Electronics Wafer Processing: Cleanroom protocols, wafer cleaning, photolithography, wet chemical etching, DRIE, RIE, thermal and e-beam evaporation, sputtering, Ion milling, thermal oxide growth, wafer bonding, profilometry, reflectometry, stress measurement.

• Ceramics Processing: Sol-gel powder synthesis, powder dispersion and

formulation, slip and tape casting, attrition milling, ball milling, uniaxial pressing, CIP, HIP, and atmospheric sintering.

• Materials Characterization: SEM, TEM, BET, XRD, particle size analysis, rheology and electrophoretic mobility measurements, mechanical testing, electrochemical analyses, electrical property analyses.

• Statistical Analyses and Design of Experiments

• Computer: MS Office, AutoCAD, C++, VB, Java.

• Languages: Fluent in English and Thai.

Education:

•Master of Software Systems, University of British Columbia, Canada, May 2001.

•Ph.D. Ceramics Science and Engineering, Rutgers, October 1997.

•M.S. Ceramics Science and Engineering, Rutgers, May 1993.

•B.S. Materials Science, Chulalongkorn University, Thailand, April 1988.

Research and Work Experience:

2010-2011 Research Associate (University of Maryland)

Detector System Branch, NASA-GSFC, Greenbelt, MD.

•Involve in PIPER array development and fabrication for Transition Edge Sensor

Achievement: Sputtering deposition of Mo/Au bi-layer with reproducible Tc.

•Fabrication of Fresnel lenses for imaging X-rays from Solar Flares

Achievement: Obtain Fresnel lenses with fine angular resolution.

•Involve in initial Graphene research setup.

1997-1999 Postdoctoral Associate (Oak Ridge Associated University)

Solid State Division, Oak Ridge National Laboratory, Oak Ridge, TN.

•Formulation, fabrication, and microstructure optimization of Lithium Manganese Oxide and Lithium Cobalt Oxide thick-film cathodes used in solid-state rechargeable lithium batteries.

Achievement: Drastically reduced undesirable crystalline orientation in LiCoO2 cathodes by using sol-gel synthesized powder or tailoring organic additives in tape-cast slurries. Produce sinterable LiMn2O4 cathodes by using a sintering aid.

1990-1997 Graduate Work

Ceramics Science and Engineering Department, Rutgers University, Piscataway, NJ.

•Optimize high solids loading for water-based tape casting of Alumina and Aluminum Nitride substrates.

Achievement: Obtain extremely high solids loading of 73 vol% in suspension and of 63 vol% in tape cast slip for Al2O3. Successfully formulate aqueous AlN suspension of 52 vol% solids loading with minimal degradation and thermal conductivity of up to 153 W/m.K.

•Investigate optimal dispersants, processing and liquid phase sintering of Silicon Carbide.

•Study of the effects of rare earth on the electromechanical properties of modified Lead Titanate.

Achievement: Identify that the Gd-rich second phase causes zero kp in modified PbTiO3.

1989-1990 Research Assistant

Department of Materials Science, Chulalongkorn University, Bangkok, Thailand.

•Processing and forming of Manganese Zinc Ferrite for use in transformers.

1988-1989 Research and Development Ceramist

Thai-German Ceramics Industry Co. Ltd., Pathumthanee, Thailand.

•Processing development and quality improvement of wall tiles.

Achievement: Eliminate moiré effect in screen printing.

Presentations and Publications:

"Effect of Rare Earth Additives on Electromechanical Properties of Modified Lead Titanate Ceramics," T. Suwannasiri and A. Safari, Presented at the 94th Annual American Ceramic Society Meeting, Minneapolis, MN, April, 1992.

"Effect of Rare Earth Additives on Electromechanical Properties of Modified Lead Titanate," T. Suwannasiri and A. Safari, Presented at the ISAF Meeting, August, 1992.

"Effect of Rare Earth Additives on Electromechanical Properties of Modified Lead Titanate," T. Suwannasiri and A. Safari, J. Am. Ceram. Soc., 76[12], C3155-58, 1992.

"Aqueous Tape Casting of AlN," T. Suwannasiri, D. J. Shanefield, and W. R. Cannon, Presented at the 98th Annual American Ceramic Society Meeting, Indianapolis, IN, April, 1996.

"Preparation of High Solids Loading Suspensions in Aqueous Tape Casting of Alumina Substrates," T. Suwannasiri, D. J. Shanefield, and W. R. Cannon, Presented at the 98th Annual American Ceramic Society Meeting, Indianapolis, IN, April, 1996.

"LiMn2O4 and LiCoO2 Thick-Film Cathodes in Solid-State Lithium Batteries," T. Suwannasiri, N. J. Dudney, J. Xu, and J. B. Bates, Presented at the 100th Annual American Ceramic Society Meeting, Cincinnati, OH, May, 1998.

References: Available upon request.

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