Associate Professor of Chemistry
Department of Chemistry
Point Loma Nazarene University
3900 Lomaland Drive
San Diego, CA 92106
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Office: 619.849.2627
Fax: 619.849.3452
Email: SaraChoung@pointloma.edu |
Education: |
1996-2001 |
Ph.D., Chemical Engineering, University of California at Berkeley, CA (with Dr. Enrique Iglesia) |
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1992-1996 |
B.S., Chemical Engineering, Minor in Music, Masschusetts Institute of Technology, Cambridge, MA |
Dissertation: |
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Coupling Alkane Dehydrogenation with Hydrogenation Reactions on Cation-Exchanged Zeolites |
Employment: |
2004-present
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Associate Professor, Department of Chemistry, Point Loma Nazarene University |
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2001-2004 |
Assistant Chemical Engineer, Argonne National Laboratory, Aronne, IL |
MEMBERSHIP:
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2000-present |
American Chemical Society |
Professional Publications:
Iglesia, E., Wang, T., and Yu, S.Y., Studies in Surface Science and Catalysis 119 (1998) 527-532, “Chain Growth Reactions of Methanol on SAPO-34 and H-ZSM5.”
Yu, S.Y., Li, W., and Iglesia, E., Journal of Catalysis 187 (1999) 257-261, “Desulfurization of Thiophene via Hydrogen Transfer from Alkanes on Cation-Modified ZSM5.”
Li, W., Yu, S.Y., and Iglesia, E., Studies in Surface Science and Catalysis 130 (2000) 899-904, “Coupling Alkane Dehydrogenation with Hydrogenation Reactions on Cation-Exchanged Zeolites.”
Li, W., Yu, S.Y., Meitzner, G.D., and Iglesia, E., Journal of Physical Chemistry B 105 (2001) 1176-1184, “Structure and Properties of Cobalt-Exchanged H-ZSM5 for the Dehydrogenation and Dehydrocyclization of Alkanes.”
Li, W., Yu, S.Y., and Iglesia, E., Journal of Catalysis 203 (2001) 175-183, “Isotopic Tracer Studies of Thiophene Desulfurization Reactions Using Hydrogen from Alkanes on H-ZSM5 and Co/H-ZSM5.”
Li, W., Yu, S.Y., and Iglesia, E., Journal of Catalysis 207 (2002) 31-36, “ Deuterium Isotopic Tracer Studies of Thiophene Desulfurization Pathways using Propane or Dihydrogen as Co-Reactants.”
Yu, S.Y., Garcia-Martinez, J., Li, W., Meitzner, G.D., and Iglesia, E., Physical Chemistry and Chemical Physics 4 (2002) 1241-1251, “Kinetic, infrared, and X-ray absorption studies of adsorption, desorption, and reactions of thiophene on H-ZSM5 and Co/H-ZSM5.”
Yu, S.Y., Yu, G.J., Li, W., and Iglesia, E., Journal of Physical Chemistry B 106 (2002) 4714-4720, “ Kinetics and Reaction Pathways for Propane Dehydrogenation and Aromatization on Co/H-ZSM5 and H-ZSM5.”
Yu, S.Y., Biscardi, J.A., and Iglesia, E., Journal of Physical Chemistry B, 106 (2002) 9642-9648, “ Kinetic Relevance of Hydrogen Desorption Steps and Virtual Pressures on Catalytic Surfaces During Reactions of Light Alkanes.”
Yu, S.Y., Waku, T., and Iglesia, E., Applied Catalysis A , 242 (2003) 111-121, “Catalytic Desulfurization of Thiophene on H-ZSM5 using Alkanes as Co-Reactants.”
Waku, T., Yu, S.Y., and Iglesia, E., Industrial and Engineering Chemistry Research , 42 (2003) 3680-3689, “Staged O 2 Introduction and Selective H 2 Combustion during Catalytic Reactions of Alkanes on Cation-Exchanged H-ZSM5.”
Iglesia, E. , Baumgartner, J.E., Biscardi, J.A., Yu, S.Y., and Wang, T.C., presented at UOP , Des Plaines , IL (4/96). “Synthesis of Light Olefins from Methanol on SAPO-34 and H-ZSM5.”
Yu, S.Y. , Li, W., and Iglesia, E., presented at 1999 North American Catalysis Society Meeting , Boston , MA (6/99). “Direct Desulfurization of Thiophene on Cation-Modified ZSM5 using Hydrogen from Alkanes.”
Yu, S.Y. , Li, W., and Iglesia, E., presented at 1999 California Catalysis Society Meeting , Los Angeles , CA (10/99). “Desulfurization of Thiophene using Hydrogen from Alkanes on Cation-Modified H-ZSM5.”
Li, W. , Yu, S.Y., and Iglesia, E., presented at 1999 Annual Meeting of the American Institute of Chemical Engineers , Symposium on Zeolite Catalysis, Dallas , TX (11/99). “Desulfurization of Thiophene on Cation-Modified ZSM5 using Hydrogen from Alkanes.”
Yu, S.Y. , Li, W., and Iglesia, E., presented at 2000 Spring Meeting of the American Chemical Society , Symposium on Meeting Sulfur Specifications for 2000 and Beyond, San Francisco, CA (3/00). “Desulfurization of Thiophene using Hydrogen from Alkanes on Cation-Modified H-ZSM5.”
Iglesia, E. , Yu, S.Y., Li, W., and Biscardi, J.A., presented at 2000 Spring Meeting of the American Chemical Society , Award Symposium, Award for Industrial Practice, San Francisco, CA (3/00). “C-H Bond Activation, Hydrogen Desorption, and their Kinetic Coupling in Alkane Conversion Reactions on Cation-Modified Zeolites.”
Iglesia, E., Yu, S.Y., and Li, W., presented at 12 th International Congress on Catalysis , Granada , Spain (7/00). “Coupling Alkane Dehydrogenation with Hydrogenation Reactions on Cation-Exchanged Zeolites.”
Yu, S.Y. , Li, W., and Iglesia, E., presented at 2000 California Catalysis Society Meeting , Richmond , CA (10/00). “Reaction Pathways of the Coupling of Thiophene Desulfurization and Propane Dehydrogenation on Cation-Modified H-ZSM5.” (Best Paper Award)
Yu, S.Y. , Li, W., and Iglesia, E., presented at 2000 Annual Meeting of the American Institute of Chemical Engineers , Symposium on Zeolite Catalysis, Los Angeles, CA (11/00). “Reaction Pathways of the Coupling of Thiophene Desulfurization and Propane Dehydrogenation on Cation-Modified H-ZSM5.”
Iglesia, E., Yu, S.Y., Li, W., and Ding, W., presented at Pacifichem 2000 , Symposium on Selective Heterogeneous Catalysis, Honolulu , HI (12/00). “Kinetic Coupling of Dehydrogenation-Hydrogenation Reactions during Catalytic Activation of Alkanes.”
Yu, S.Y. and Iglesia, E., presented at the Chemical Engineering Colloquium , University of California at Berkeley , Berkeley , CA (2/01). “Coupling Propane Dehydrogenation and Thiophene Desulfurization on Cation-Modified H-ZSM5.”
Yu, S.Y. , Li, W., and Iglesia, E., presented at 2001 North American Catalysis Society Meeting , Toronto , Canada (6/01). “Desulfurization of Thiophene using Hydrogen from Alkanes on Cation Exchanged ZSM5.”
Myers, D. , Krebs, J., Yu, S.Y., and Krumpelt, M., presented at Annual National Laboratory R&D Meeting DOE Fuel Cells for Transportation Program , Golden, CO (5/02). “Water-Gas Shift Catalysis.”
Myers, D. , Krebs, J., Carter, J.D., Krause, T., Yu, S.Y., Kumar, R., and Krumpelt, M., presented at 2002 Fall Meeting of the American Chemical Society , Symposium on Advances in Hydrogen Energy, Boston, MA (8/02). “Metal/Ceria Water-Gas Shift Catalysts for Automotive Polymer Electrolyte Fuel Cell Systems.”
Choung, S.Y. , Krebs, J., Ferrandon, M., Souleimanova, R., Myers, D., and Krause, T., presented at DOE Hydrogen, Fuel Cells, and Infrastructure Technologies 2003 Merit Review Meeting , Berkeley, CA (5/03). “Water-Gas Shift Catalysis.”
Waku, T. , Biscardi, J.A., Yu, S.Y., and Iglesia, E., presented at 2003 North American Catalysis Society Meeting , Cancun , Mexico (6/03). “H 2 Removal via Selective Combustion with O 2 During Alkane Dehydrogenation and Aromatization on Modified ZSM5 Catalysts.”
Choung, S.Y. , Krebs, J., Ferrandon, M., and Krause, T., presented at 2003 Fall Meeting of the American Chemical Society , Symposium on Fuel Cell Systems and Fuel Processing for Fuel Cell Applications, New York, NY (9/03). “Water-Gas Shift Catalysis on Pt Bimetallic Catalysts.”