SUT

School of Chemistry  

Suranaree University of Technology     

รองศาสตราจารย์ ดร. จตุพร วิทยาคุณ

Associate Professor Dr. Jatuporn Wittayakun

Inorganic Chemistry, Material Chemistry
Applied Chemistry (Catalysis)

Tel. 044-224256                Fax. 044-224185

Research Interest
1. Heterogeneous catalysis of supported transition metal which involves catalyst preparation, characterization and testing. Mixed metal catalysis.
2. Synthesis and utilization of porous material as adsorbent and catalyst support
3. Crystallography of inorganic and organometallic compounds

Education:
1988-1991 B. Sc. Honors (Chemistry) Khon Kaen University, Thailand
1993-1995 M. S. (Chemistry) Colorado School of Mines, USA
1995-2000 Ph. D. (Chemistry) University of Wisconsin-Madison, USA
2002-2003 Postdoctoral research in heterogeneous catalysis,
                   Vienna University of Technology, Austria

Selected Publications and Research Activities:

Chotisuwan, S., Wittayakun, J., Gates, B. C., Pt₃Ru₆ Clusters Supported on g-Al₂O₃:  Synthesis from Pt₃Ru₆(CO)₂₁(m₃-H)(m-H)₃, Structural Characterization, and Catalysis of Ethylene Hydrogenation and
n-Butane Hydrogenolysis, J. Physical Chemistry B, 2006; 110(25); 12459-12469.

Chotisuwan, S., Wittayakun, J., Gates, B. C., “EXAFS characterization of supported PtRu/MgO prepared from a molecular precursor and organometallic mixture”,in  New Developments and Application in Chemical Reaction Engineering, Edited By Hyun-Ku Rhee, In-Sik Nam, Jong Moon Park
, Studies in Surface Science and Catalysis,  2006, vol. 159, 209-212.

Mednikov E. G., Wittayakun,  J., Dahl,  L. F., Synthesis and stereochemical/electrochemical analyses of cuboctahedral-based Pd₂₃(CO)_(x)(PR₃)₁₀ clusters (x=20 with R₃ = Bu_3(n), Me₂Ph; x=20, 21, 22 with R₃ = Et₃): Geometrically analogous Pd₂₃(PEt₃)₍₁₀₎ fragments with variable carbonyl ligations and resulting implications, J. Cluster Science, 2005, 16 (3): 429-454.

Wittayakun, J., Grisdanurak, N., Nuntaitawegon, B., Kinger, G., and, Vinek, H., “NO Reduction by Carbon Monoxide Over Cobalt on Zeolite Beta”, ASEAN J. Chem. Eng., 2005, 5(2), 147-155.

Wittayakun, J., Grisdanurak, N., Kinger, G., and Vinek, H., Adsorption Behavior of NO and CO and Their Reaction over Cobalt on Zeolite Beta, Korean J. Chem. Eng., 2004, 21(5), 950-955.

Grisdanurak, N., Chiarakorn, S., Wittayakun, J., Utilization of Mesoporous Molecular Sieves Synthesized from Natural Source Rice Husk Silica to Chlorinated Volatile Organic Compounds (CVOC) Adsorption, Korean J. Chem. Eng., 2003, 20(5), 950-955.

Mednikov, E. G., Ivanov, S. A., Wittayakun, J., Dahl, L. F., Metal-ligated induced structural interconversion between Pd₂₃(CO)₂₀(PEt₃)₁₀ and Pd₂₃(CO)₂₀(PEt₃)₈ possessing highly dissimilar Pd₂₃ core-geometries, J. Chem. Soc., Dalton Trans., 2003, 1686-1692.

จตุพร วิทยาคุณ และ นุรักษ์ กฤษดานุรักษ์, การเร่งปฏิกิริยา: พื้นฐานและการประยุกต์ Catalysis: Fundamentals and Applications (In Thai), โรงพิมพ์มหาวิทยาลัยธรรมศาสตร์, ISBN 974-570-989-1, 2004.
Details click here

Wittayakun, J., Chotisuwan, S., Grisdanurak, N., Characterization of bimetallic Pt-Ru on alumina, silica and MCM-41, Suranaree Journal of Science and Technology, 2006, 13(1), 47-54.

Chotisuwan, S., Wittayakun, J., Gates, B. C., Supported PtRu catalysts from a Mixture of Platinum and Ruthenium Acetylacetonate: Characterization and Activity for Ethylene Hydrogenation, Suranaree Journal of Science and Technology, 2005, 12(1), 54-60.

Wittayakun, J., Watcharasiribanlue, S., Grisdanurak, N., Mahachanon, K Removal of Sulfur Dioxide from Flue Gas by Copper Supported on Activated Carbon, Journal of Engineering Chaimai Univeristy, 2002, Number 1, 9-14.

Wittayakun, J., General Comment of Cluster Chemistry and Palladium Containing Metal Clusters, Suranaree J. Sci. Technol., Suranaree University of Technology, 2001, 8(4), 219.

Wittayakun, J., Cowley, S.W., Grisdanurak, N., “Ethanol Decomposition over Lanthana-modified Platinum Catalysts.” The Journal of Science, Khon Kaen University, 1997, 25(1) Col. 2, 124-133.

Grisdanurak, N., Wirojanagud, W., and Wittayakun, J. “Natural Gas Release From a Containment : A Basic Approach.” KKU Engineering Journal 1997, 2(25), 97-104.

Wittayakun, J., “Nobel Fullerene.” The Journal of Science, Khon Kaen University, 1997, 25(1), 34-43.

Chotisuwan, S., Wittayakun, J., Gates, B. C., Characterization of MgO-  and TiO₂-Supported Pt-Ru Catalysts and Activities for Ethylene Hydrogenation and n-Butane Hydrogenolysis, Regional Symposium in Chemical Engineering (RSCE 2005), Proceeding, Hanoi, Vietnam, 29 September - 2 December 2005.

Chotisuwan, S., Wittayakun, J., Gates, B. C., EXAFS characterization of supported PtRu/MgO prepared from a molecular precursor and organometallic mixture, The 4^th ASIA-PACIFIC Chemical Reaction Engineering Symposium, Gyeongju, Korea, June 12-15, 2005.

Chotisuwan, S., Wittayakun, J., Gates, B. C., Structural Characterization of Highly Dispersed Pt-Ru/g-Al₂O₃ Prepared from Pt₃Ru₆(CO)₂₁(m₃-H)(m-H)₃, The 19th North American Catalysis Society Meeting, Philadelphia, Pennsylvania, U.S.A. May 22-27, 2005.

Chotisuwan, S., Wittayakun, J., Gates, B. C., Supported Pt-Ru Catalyst prepared from a mixture of Pt(acac)₂ and Ru(acac)₃ and Activities for Ethylene Hydrogenation, Regional Symposium in Chemical Engineering (RSCE 2004), Proceeding, Bangkok, Thailand, 1-3 December 2004.

Chotisuwan, S., Wittayakun, J., Gates, B. C., Characterization of Bimetallic Pt-Ru Catalysts and Their Activity for Ethylene  Hydrogenation, Asian Pacific Confederation of Chemical Engineering (APCChE 2004), Proceeding, Kitakyushu, Japan, 17 - 21 October 2004.

Wittayakun, J., Grisdanurak, N., Vinek, H.,  Nitric Oxide Reduction by Carbon Monoxide Over Cobalt Supported on Zeolite Beta and ZSM-5, Proceeding, The 2nd 21st COE International Symposium on Green Energy Revolution, Bangkok, Thailand, 10-11 August, 2004.

Wittayakun, J., Nunthaitawegon, B., Grisdanurak, N., Kinger, G. and Vinek, H., NOx Reduction by Carbon Monoxide by Cobalt on Zeolite Beta, Proceeding, Regional Symposium on Chemical Engineering (RSCE 2003), Manila, Philippines, 1-3 December 2003.

Wittayakun, J., Mahachanon, K. and Grisdanurak, N., Adsorption of Sulfur Dioxide by Copper Oxide Supported on Alumina and Mordenite, Proceeding, Asian pacific Confederation of Chemical Engineering (APCChE 2002), Christchurch, New Zealand, 29 September – 3 October 2002.

Chiarakorn, S., Grisdanurak, N. and Wittayakun, J., Utilization of Mesoporous Molecular Sieves Synthesized from Natural Sources Rice Husk Silica to CVOCs Adsorption, Proceeding, Asian pacific Confederation of Chemical Engineering (APCChE 2002), Christchurch, New Zealand, 29 September – 3 October 2002.

Kito, T.; Wittayakun, J.; Pacus, D.; Selim, S.; and Cowley, S. W., “The Catalytic Dissociation and Dehydration of Ethanol for On-Board Cold-Start Assistance.” Proceedings of the XI International Alcohol Fuels Symposium, Johannesburg, South Africa, 1996.

Research group members and alumni

Current students
Name	Year entered	Expected degree
Mr. Pongtanawat Khemthong            2004                                                 Ph. D. Ms. Jitlada Chumee                            2004                                                 Ph. D. Ms. Sirinuch Loiha                               2005                                                 Ph. D. Mr. Surachai Artkla                              2005                                                 Ph. D. Mr. Sittichai Kulawong                   2006                                       M. S Ms. Kamolwan Rintramee              2006                                        M. S. Ms. Supatra Khabuanchalad           2006                                        M. S.
Name	Year entered	Degree, year recieved
Ms. Jarunan Wongwiwattana	2000	M. S., 2002
Ms. Saowapa Chotisuwan	2001	Ph. D., 2005