Education:

B.Sc. (Physics) Kasetsart University, Thailand.

M.Sc. (Physics) Chulalongkorn University, Thailand.

Office:

รศ.ธงชัย พันธุ์เมธาฤทธิ์
Assoc. Prof. Thongchai Panmatarith
Associate Professor of Solid State Physics

P203, Department of Physics,
Faculty of Science,
Prince of Songkla University, Hatyai, Songkla.

Contact Address:

Department of Physics,
Prince of Songkla University
P.O. Box 3, Khohong
Hatyai, Songkla, 90112
Telephone: +66-0-7428-8766
Facsimile:+66-0-7455-8849
E-mail: tongchai.p@psu.ac.th

Research Interests:

• The preparations, testings and applications  of electroceramic materials such as conductive ceramics, NTC ceramics, thermoelectric ceramics, heating ceramics, varistor ceramics, PTC ceramics, ferroelectric ceramics, piezoelectric ceramics, pyroelectric ceramics, ferromagnetic ceramics, ferrimagnetic ceramics, magnetoresistance ceramics, magnetoelectric ceramics, magnetoimpedance ceramics, optical ceramics, gas response ceramics and humidity response ceramics electromagnetic ceramics, magnetoelastic ceramics,  magnetostrictive ceramics and shape memory material, etc.

• The design and development of Visual Basic and LabVIEW-based measurement systems for electroceramic materials and semiconductor materials testings.

• The investigation for the properties of semiconductor devices and applications.

• The investigation for some other new electroceramic materials and applications.

• The investigation for some natural materials such as ark shell, rubber, diskette and sand, etc., and applications.

• The development for Instrumentation Physics and Experimental Physics using Visual Basic and LabVIEW-based measurement systems.

Awards:

• 2005  Awarded for “Dielectric property, voltage filtering, capacitance-voltage dependence, voltage-to-frequency conversion, charge and discharge of Ba0.9La0.1TiO3 and (Ba0.5Zn0.5)TiO3 ceramics ” , 43th Kasetsart University Annual Conference, Thailand.

• 2007  Awarded for “ Heating, NTC, PTC and capacitive properties of electronic ceramics and applications ”, Thailand National Research Council, Thailand.

• 2007  Researcher award from Faculty of Science, Prince of Songkla University, Thailand.

• 2007  Researcher award from Research and Development Office, Prince of Songkla University, Thailand.

• 2008  Innovative and excellent research awards from Prince of Songkla University, Thailand.

Publications:

1. Thongchai Panmatarith, Waya Casol and Noppamas Juggaroen. (2003). Sample preparation and varistor physical properties measurement of ZnO+0.01Sb₂O₃. Songklanakarin J. Sci. Technol. 25(1) : 133-140.

2. Thongchai Panmatarith and Sirirat Rugwech. (2002). Magnetic Field Measurement using Faraday’s law and displaying with Computer Thaksin.J. 5(1-2) : 9-17

3. Thongchai Panmatarith and Salinda Paduka. (2003). Electrical Properties and Applications of BaTiO₃+0.1SrCO₃ , Suranaree J. Sci. Technol. 10 : 125-132.

4. Thongchai Panmatarith, Kingkan Poatong and Varaporn Anuntapornpanich. (2003). Effect of frequency and poling field on the electrical properties and PTC effect of BaTiO₃+0.9ZrO₂ KMUTT RESEARCH AND DEVELOPMENT JOURNAL. 26(2) April-June : 183-199

5. Thongchai Panmatarith, Pairin Bunnoy, Noppamas Jugchareon, Pikul Ratpholsan, Sirirat Rugwech, Varaporn Anuntapornpanich, Patchara Punjamathum, Apisamai Eirseewattanakul, Pongchat Niumtrong. (2003). Sample preparation, physical properties measurement and application of MnO+0.4CuO’s thermistor. Songklanakarin J. Sci. Technol. 25(1) : 123-132.

6. Thongchai Panmatarith, Varaporn Anuntapornpanich, Pranee Promwithan, Kingkan Poatong, Pikul Ratpholsan, Waya Casol and Apisamai Eirseewattanakul. (2003). Material properties in alternating electric field, high pass filtering and the effect of electric field on property transformation from PTC effect to NTC effect for BaTiO₃+0.01Nb₂O₅’s ceramics. The J of NRCT. 35(2) : 185-198

7. Thongchai Panmatarith and Kingkan poatong. (2003) Thermoelectric, ntc, dielectric and magnetic properties of MgFe₂O₄+Fe₂O₃. Journal of Science-Ladkrabang.  12(2) : 1-12.

8. Thongchai Panmatarith and Sasithon Sattayanuruk. (2003). Electrical Properties and Applications of BaTiO₃+0.01Dy₂O₃. Silpakorn University Journal. 23(2) : 113-133

9. Thongchai Panmatarith, Preeyanan Thepnuan, Rudeerat Suntako and Chiraporn Sriprom. (2004). Fabrication and physical properties of NiMn₂O₄, ZnO+0.02TiO₂ and FeNbO₄ as thermoelectric, heating element and negative temperature coefficient materials. Journal of metals, materials and minerals. 14(1) : 61-74.

10. Thongchai Panmatarith and Chiraporn Sriprom. (2005). The voltage-time relationship curve of (Sr_0.5Pb_0.5)TiO₃ material as RLC series resonance occurrence with computer display, Materials Technology Review, MTEC. 39(april-June) : 63-64. 

11. Thongchai Panmatarith and Chiraporn Sriprom. (2005). A new positive temperature coefficient effect based on Bi₂O₃+Fe₂O₃ or ZrO₂+MnO₂ material and used as temperature sensor, Chiang Mai J. Sci. 32(2) :109-120.

12. Thongchai Panmatarith, Nibrosulhuda Hayeemayang and Nipusanee Baka-lee.  (2005). The new positive temperature coefficient effect based on SnCo₂O₄and SnCrO₃ material and used as temperature sensor. Songklanakarin J. Sci. Technol. 27(5) : 1113-1122.)

Recent Grants:

Conference Proceeding:

1. Thongchai Panmatarith and Wassana Supmark. (2004). Sample preparation and NTC property testing of Mn_xNi_yFe₂O₄ for temperature sensor. The 2^nd PSU Symposium on Graduate Research, Fac. of Sci, PSU., Hat Yai, Songkhla, Thailand March.

2. Thongchai Panmatarith, Chiraporn Sriprom, Nanthida Sutthirawuth, Preeyanan Thepnuan and Sirirat Rugwech. (2004). Fabrication of the SnO₂+Fe₂O₃ , CoFe₂O₄ and ZnO+0.1Ag₂O materials and their application for temperature control , rotation sense and Hall effect test. The 3^rd Thailand Materials Science and Technology Conference, MTEC, Thailand, 10-11 August.

3. Thongchai Panmatarith and Wassana Supmark. (2004). Preparation and NTC property testing of Mn_0.2Ni_0.8Fe₂O₄ for temperature measurement and control sensor. 30^th Congress on Science and Technology of Thailand, 19-21 October.

4. Thongchai Panmatarith, Nibrosulhuda Hayeemayang, and Nipusanee Baka-lee. (2005). Dielectric property, voltage filtering, capacitance-voltage dependence, voltage-to-frequency conversion, charge and discharge of Ba_0.9La_0.1TiO₃ and (Ba_0.5Zn_0.5)TiO₃ ceramics. 43^th Kasetsart University Annual Conference, 1-4 February.

Invention Research Report

Thongchai Panmatarith, Nattra  Daeng-Ngam, Omjai  Promrak, Sujitra  Hanon, Yareenah  Jehloh, Aksara  Mayamae and Natchanok  Chatarat. (2007). Complete Invention Report Paper “ Measurement system for physical properties of materials”, Department of Physics, Faculty of Science, Prince of Songkla university, Hat Yai, Songkla, Thailand.

Teaching-learning Text

Thongchai Panmatarith, 2005. Electroceramic Physics. Department of Physics, Faculty of Science, Prince of Songkla University, Hat Yai, Songkla, Thailand. pp.1-788.

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