Publications

Research Papers

  1. Hu, S.; Fabian, M.; Noborikawa, J.; Haan, J.; Scudiero, L.; Ha, S. Carbon supported Pd-based bimetallic and trimetallic catalyst for formic acid electrochemical oxidation. Applied Catalysis B (2015), 180, pp. 758-765.
  2. Shah, S.; Marin-Flores, O.; Norton, M.G.; Ha, S. Molybdenum carbide supported nickel–molybdenum alloys for synthesis gas production via partial oxidation of surrogate biodiesel. Journal of Power Sources (2015), 294, pp. 530-536.
  3. Kwon, B.; Hu, S.; He, Q.; Marin-Flores, O.; Oh, C.H.; Yoon, S.P.; Kim, J.; Breit, J.; Scudiero, L.; Norton, M.G.; Ha, S. Nickel-based anode with microstructured molybdenum dioxide internal reformer for liquid hydrocarbon-fueled solid oxide fuel cells. Applied Catalysis B (2015), 179, pp. 439-444.
  4. Cuba-Torres, C.; Marin-Flores, O.; Owen, C.; Wang, Z.; Garcia-Perez, M.; Norton, M.G.; Ha, S. Catalytic partial oxidation of biodiesel surrogate over molybdenum dioxide. Fuel (2015), 146, pp. 132-137.
  5. He, Q., Marin-Flores, O.; Hu, S.; Scudiero, L.; Ha, S.; Norton, M.G. Kinetics of hydrogen reduction of titanium-doped molybdenum dioxide. Scripta Materialia (2015), 100, pp. 55-58.
  6. Kim, J.H.; Jun, S.A.; Kwon, Y.; Ha, S.; Sang, B.; Kim, J.B. Enhanced electrochemical sensitivity of enzyme precipitate coating (EPC)-based glucose oxidase biosensors with increased free CNT loadings. Bioelectrochemistry (2015), 101, pp. 114-119.
  7. Hou, X.; Marin-Flores, O.; Kwon, B.; Kim, J. Norton, M.G.; Ha, S. Gasoline-fueled solid oxide fuel cell with high power density. Journal of Power Sources (2014), 268, pp. 546-549.
  8. He, Q., Marin-Flores, O.; Hu, S.; Scudiero, L.; Ha, S.; Norton, M.G. Effect of titanium doping on the structure and reducibility of nanoparticle molybdenum dioxide. Journal of Nanoparticle Research (2014), 16, pp. 2385-2397.
  9. Kwon, B.; Hu, S.; Marin-Flores, O.; Norton, M.G.; Kim, J.; Scudiero, L.; Breit, J.; Ha, S. High Performance Molybdenum Dioxide-Based Anode for Dodecane-Fueled SOFCs with a Maximum Power Density of 2 W cm2 at 750°C. Energy Technology (2014), 2 (5), pp. 425-430.
  10. Che, F.; Zhang, R.; Hensley, S.; Ha, S.; McEwen, J.S. Decomposition of Methyl Species on a Ni(211) surface: Investigations of the Electric Field Influence. ACS Applied Materials and Interfaces (2014), 4, pp. 4020-4035.
  11. Sadiki, A.; Vo, P.; Hu, S.; Copenhaver, T.; Scudiero, L.; Ha, S. Haan, J. Increased Electrochemical Oxidation Rate of Alcohols in Alkaline Media on Palladium Surfaces Electrochemically Modified by Antimony, Lead, and Tin. Electrochimica Acta (2014), 139, pp. 302-307.
  12. Noborikawa, J.; Lau, J.; Ta, J.; Hu, S.; Scudiero, L.; Derekhshan, S.; Ha, S.; Haan, J. Palladium-Copper Electrocatalyst for Promotion of Oxidation of Formate, Ethanol, and 2 Propanol in Alkaline Media. Electrochimica Acta (2014), 137, pp. 654-660.
  13. Bahrami, J.; Gavin, P.; Bliesner, R.; Ha, S.; Pedrow, P.; Mehrizi-Sani A.; Leachman, J. Effect of Orthohydrogen-Parahydrogen Composition on Performance of a Proton Exchange Membrane Fuel Cell. International Journal of Hydrogen Energy (2014), 39, pp. 14955-14958.
  14. Kim, R.E.; Hong, S.G.; Ha, S.; Kim, J.B. Enzyme adsorption, precipitation and crosslinking of glucose oxidase and laccase on polyaniline nanofibers for highly stable enzymatic biofuel cells. Enzyme and Microbial Technology (2014), 66, pp. 35-41.
  15. Kwon, B.; Ellefson, C.; Breit, J.; Kim, J.; Norton, M.; Ha, S. Molybdenum Dioxide-Based Anode for SOFC Applications. Journal of Power Sources (2013), 243, pp. 203-210.
  16. Hu, S.; Scudiero, L.; Ha, S. Electronic effect of Pd-transition metal bimetallic surfaces toward formic acid electrochemical oxidation. Electrochemistry Communications (2013), 38, pp. 107-109.
  17. Hu, S.; Scudiero, L.; Ha, S. Temperature dependence study of Pd–Cu supported bimetallic films by photoelectron spectroscopy and cyclic voltammetry. Electrochimica Acta (2013), 105, pp. 362-370.
  18. Wang, Z.; McDonald, A.G.; Westerhof, R.; Kersten, S.; Cuba-Torres, C.; Ha, S.; Pecha, B.; Garcia-Perez, M. Effect of Cellulose Crystallinity on the Formation of a Liquid Intermediate and on Product Distribution during Pyrolysis. Journal of Analytical and Applied Pyrolysis (2013), 100, pp. 56-66.
  19. Ha, S.; Wee, Y.; Kim, J. Nanobiocatalysis for Enzymatic Biofuel Cells. Topics in Catalysis (2012), 55, pp. 1181-1200.
  20. Shuozhen, H.; Scudiero, L.; Ha, S. Electronic Effect on Oxidation of Formic Acid on Supported Pd-Cu Bimetallic Surface. Electrochimica Acta (2012), 83(30), pp. 354-358.
  21. Ellefson, C.A.; Marin Flores, O.; Ha, S.; Norton, M.G. Synthesis and applications of molybdenum (IV) oxide. Journal of Material Science (2012), 47(5), pp. 2057-2071.
  22. Kwon, B.W.; Tan, M.; Ohlsen, L.; Ha, S. The Performance Characterization of Polyoxometalates Based Polymer Electrolyte Membrane Fuel Cells. Journal of Nanoelectronics and Optoelectronics (2011), 6(3), pp. 363-368.
  23. Marin Flores, O.; Turba, T.; Ellefson, C.; Scudiero, L.; Breit, J.; Norton, G.; Ha, S. Sulfur Poisoning of Molybdenum Dioxide During the Partial Oxidation of a Jet-A Fuel Surrogate. Applied Catalysis B (2011), 105(1-2), pp. 61-68.
  24. Kim, H.; Lee, I.; Kwon, Y.; Kim, B.; Ha, S.; Lee, J.; Kim, J. Immobilization of Glucose Oxidase into Polyaniline Nanofiber Matrix for Biofuel Cell Applications. Biosensors and Bioelectronics (2011), 26(9), pp. 3908-3913.
  25. Kim, B.; Zhao, X.; Ahn, H.; Kim, J.; Lee, H.; Kim, K.; Nair, S.; Hsiao, E.; Jia, H.; Oh, M.; Sang, B.; Kim, B.; Kim, S.; Kwon, Y.; Ha, S.; Gu, M.; Wang, P.; Kim, J. Highly Stable Enzyme Precipitate Coatings and Their Electrochemical Applications. Biosensors and Bioelectronics (2011), 26(5), pp. 1980-1986.
  26. Lin S.; Kim, D.H.; Engelhard, M.; Ha, S. Water-Induced Formation of Cobalt Oxides over Supported Cobalt/Ceria-Zirconia Catalysts under Ethanol-Steam Conditions. Journal of Catalysis (2010), 273(2), pp. 229-235.
  27. Marin Flores, O.; Turba, T.; Ellefson, C.; Wang, K.; Breit, J.; Ahn, J.; Norton, G.; Ha, S. Nanoparticle Molybdenum Dioxide: A Highly Active Catalyst for Partial Oxidation of Aviation Fuels. Applied Catalysis B (2010), 98(3-4), pp. 186-192.
  28. Marin Flores, O.; Turba, T.; Breit, J.; Norton, G.; Ha, S. Thermodynamic and Experimental Study of the Partial Oxidation of a Jet-A Fuel Surrogate over Molybdenum Dioxide. Applied Catalysis A (2010), 381(1-2), pp. 18-25.
  29. Marin Flores, O.; Turba, T.; Ellefson, C.; Scudiero, L.; Breit, J.; Norton, G.; Ha, S. Nanoparticle Molybdenum Dioxide: A New Alternative Catalytic Material for Hydrogen Production via Partial Oxidation of Jet-A Fuels. Journal of Nanoelectronics and Optoelectronics (2010), 5(1-5), pp. 1-5.
  30. Kwon, K.; Jongkyu, Y.; Kim, J.; Park, Y.; Jeon, C.; Kim, B.; Kwon, Y.; Zhao, X.; Wang, P.; Sang, B.; Lee, J.; Park, H.; Chang, H.; Hyeon, T.; Ha, S.; Jung, H.; Kim, J. Nanoscale Enzyme Reactors in Mesoporous Carbon for Improved Performance and Lifetime of Biosensors and Biofuel Cells. Biosensors and Bioelectronics (2010), 26(2), pp. 655-660.
  31. Sprague, I.; Prashanta, D.; Ha, S. Flow Rate Effect on Methanol Electro-oxidation in a Microfluidic Laminar Flow System. Journal of New Materials for Electrochemical Systems (2010), 13(4), pp. 305-313.
  32. Johnson R.; Lin, S.; Xiaochen, Y.; Ha, S.; Garcia-Perez, M.; Chen, S. Py-GC/MS Studies to Evaluate Hydro-thermal Pretreatment as a way to Enhance the Production of Sugars from the Fast Pyrolysis of Wheat Straw. Energy & Fuels (2009), 23(12), pp. 6242-6252.
  33. Sprague, I.B.; Dutta, P.; Ha, S. Characterization of a Membraneless Direct-Methanol Micro Fuel Cell. Proceedings of the Institution of Mechanical Engineers: Part A–Journal of Power and Energy (2009), 223, pp. 799-808.
  34. Marin-Flores, O.; Scudiero, L.; Ha, S. X-ray Diffraction and Photoelectron Spectroscopy Studies of MoO2 as Catalyst for the Partial Oxidation of Isooctane. Surface Science (2009), 603(15), pp. 2327-2332.
  35. Lin S.; Daimon, H.; Ha, S. Co/CeO2-ZrO2 catalysts prepared by impregnation and coprecipitation for ethanol steam reforming. Applied Catalysis A (2009), 366(2), pp. 252-261.
  36. Chen, Y.; Lin, S.; Kim, S.; Ha. S. Preparation of a New Proton Conducting Silicon Membrane for Miniature Fuel Cells. Journal of New Materials for Electrochemical Systems (2009), 12(4), pp. 171-175.
  37. Lin, S.; Kim, D.H.; Ha, S. Metallic phases of cobalt-based catalysts in ethanol steam reforming: The effect of cerium oxide. Applied Catalysis A (2009), 355(1-2), pp. 69-77.
  38. Marin-Flores, O.; Ha, S. Activity and stability studies of MoO2 catalyst for the partial oxidation of gasoline. Applied Catalysis A (2009), 352(1-2), pp. 124-132.
  39. Lin, S.; Kim, D.H.; Ha, S. Hydrogen Production from Ethanol Steam Reforming Over Supported Cobalt Catalysts. Catalysis Letters (2008), 122, pp. 295-301.
  40. Marin-Flores, O.; Ha, S. Activity and stability of Mo2C for isooctane steam reforming. Catalysis Today (2008), 136, pp. 235-242.
  41. Jung, W.;Ha, S. Impedance Electrochemical Spectroscopic Study of Direct Formic Acid Fuel Cells. Journal of Power Sources (2007), 173(1), pp. 53-59.
  42. Lin, S.; Thomson, W.; Hagenson, T.; Ha, S. Steam reforming of methanol using supported Mo2C catalysts. Applied Catalysis A (2006), 318, pp. 121-127.
  43. Fischback, M.; Youn, J.; Zhao, X.; Wang, P.; Park, H.; Chang, H.; Kim, J.; Ha, S. Miniature Biofuel Cells with Improved Stability under Continuous Operation. Electroanalysis (2006), 18, pp. 2016-2022.
  44. Ha, S.; Dunbar, Z.; Masel, R. I. Characterization of High Performing Passive Direct Formic Acid Fuel Cell. Journal of Power Sources (2006), 158(1), pp. 129-136.
  45. Larsen, R.; Ha, S.; Zakzeski, J.;Masel, R. I. Unusually active palladium based catalysts for the electrooxidation of formic acid. Journal of Power Sources (2006), 157(1), pp. 78-84.
  46. Ha, S.; Dunbar, Z.; Masel, R.I. Magnetic Resonance Imaging (MRI): A New Tool for Fuel Cell Research. Abstracts of Papers of the American Chemical Society (2005), 230, U1638-U1639.
  47. Ha, S.; Larsen, R.; Masel, R. I. Performance characterization of Pd/C nanocatalyst for direct formic acid fuel cells. Journal of Power Sources (2005), 144(1), 28-34.
  48. Ha, S.; Larsen, R.; Zhu, Y.; Masel, R. I. Direct formic acid fuel cells with 600 mA/cm2 at 0.4 V and 22°C. Fuel Cells (2004), 4(4), pp. 337-343.
  49. Ha, S.; Adams, B.; Masel, R.I. A Miniature Air Breathing Direct Formic Acid Fuel Cell. Journal of Power Sources (2004), 128(2), pp. 119-124.
  50. Zhu, Y; Ha, S.; Masel, R.I. High power density direct formic acid fuel cells. Journal of Power Sources (2004), 130(1-2), pp. 8-14.
  51. Rhee, Y.; Ha, S.; Masel, R.I. Crossover of formic acid through Nafion membranes. Journal of Power Sources (2003), 117(1-2), pp. 35-38.
  52. Rice, C.; Ha, S.; Masel, R. I.; Wieckowski, A. Catalysts for direct formic acid fuel cells. Journal of Power Sources (2003), 115(2), pp. 229-235.
  53. Ha, S; Rice, C.A.; Masel, R.I.; Wieckowski, A.. Methanol conditioning for improved performance of formic acid fuel cells. Journal of Power Sources (2002), 112(2), pp. 655-659.
  54. Rice, C.; Ha, S.; Masel, R. I.; Waszczuk, P.; Wieckowski, A.; Barnard, T. Direct formic acid fuel cells. Journal of Power Sources (2002), 111(1), pp. 83-89.
  55. Burke, M.D.; Ha, S..; Pysz, M.A.; Khan, S.A. Rheology of protein gels synthesized through a combined enzymatic and heat treatment method. International Journal of Biological Macromolecules (2002), 31(1-3), pp. 37-44.

Patents

  1. Ha, S.; Norton, G.M. Catalyst Materials and Methods for Reforming Hydrocarbon Fuels. A U.S. patent application is published, WO/2011/041085 (2011).
  2. Masel, R.I.; Larsen, R.; Ha, S. Formic Acid Fuel Cells and Catalysts. A U.S. Patent, 7,740,974 (2010).
  3. Masel, R. I.; Ha, S.; Brian, A. Organic Fuel Cells and Fuel Cell Conducting Sheets. A U.S. Patent, 7,282,282 (2004).