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Yushan Yan Distinguished Engineering Professor Chemical Engineering. September 26, 2011. UCR (1988 – 2011 ) Department Chair (2008 – 2011), Presidential Chair (2010), University Scholar (2006), Professor (2005), Associate Professor (2002), Assistant Professor (1998)
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YushanYan Distinguished Engineering ProfessorChemical Engineering September 26, 2011
UCR (1988 – 2011) • Department Chair (2008 – 2011), Presidential Chair (2010), University Scholar (2006), Professor (2005), Associate Professor (2002), Assistant Professor (1998) • AlliedSignal Inc. (1996 – 1998) • Senior Staff Engineer • Ph.D. Chemical Engineering (1997) • California Institute of Technology • B.S. Chemical Physics (1988) • University of Science and Technology of China
Zeolite thin films: From chips to space station Acc. Chem. Res. 2010 • Low dielectric constant film for computer chips • Adv. Mater. 2001 • US Patent 6,573,131 • Angew. Chem. In. Ed. 2009 • Considered for commercialization by a major chip maker • Corrosion resistant coating for aircrafts • Electrochem. Solid-State Lett. 2001 • US Patent 6,521,198 • Angew. Chem. Int. Ed. 2008 • Licensed for commercialization • Hydrophilic coating and antimicrobial coating for space station • Adv. Func. Mater. 2005 • US Patent 6,500,490 • Considered for commercialization by a small company
Human Civilization • Food • Air • Water • … Energy
Energy/Combustion O2 takes electrons and is reduced H2 loses electrons and is oxidized e H2 + 1/2O2 = H2O + Heat Biomass Coal Oil Gas O2
Re1 Re1 Re1 Ox2 Ox2 Ox2 Ox1 Ox1 Ox1 Re2 Re2 Re2 • Energy/Electrochemical Conversion: • Proton Exchange Membrane Fuel Cell (PEMFC) • Acidic (H+) Medium Anode Cathode Pt as catalyst is necessary H+ H2 2H+ + 2e 1/2O2 + 2e + 2H+ = H2O H2+ 1/2O2= H2O
Re1 Re1 Re1 Ox2 Ox2 Ox2 Ox1 Ox1 Ox1 Re2 Re2 Re2 • Energy/Electrochemical Conversion: • Hydroxide Exchange Membrane Fuel Cell (HEMFC) • Basic (OH -) Medium Anode Cathode Non-precious metal e.g., Ni and Ag can be used as catalyst OH⁻ H2 + 2OH- 2e + 2H2O 1/2O2 + H2O + 2e 2OH- H2+ 1/2O2= H2O
A safe, clean, and sustainable energy system- HEM based electrochemical conversion • Fuel Cell • Energy storage • Electrolyzer • Flow battery • Solar hydrogen
Hydroxide Exchange MembranesFuel Cell • S. Gu et al. Angew. Chem. Int. Ed. 2009 • S. Gu et al. ChemSusChem 2010
Energy Storage & Solar Hydrogen • June 2010, EPA People, Planet, Prosperity Phase 1, top 50 • January 2011, American Public Power Association DEED Student Research Grant, top 10 • March 2011, H2Student Design Contest, 1st Place US, 2nd Place worldwide • April 2011, EPA People, Planet, Prosperity Phase 2, Student’s Choice Award H. Gray, Engineering & Science, No. 2, 2008, Caltech
Current graduate students • Laj Xiong • Bingzi Zhang • Yanqi Zhang • JieZheng • Robert Kaspar • MellisaGettel • JarridWittkof • Former graduate students (current position) • Tiegang Cao (Krieger & Stewart) • Jinfeng Zhao (UC Davis) • Anthony Avila (with Deshusses) • Brett Holmberg (NanoH2O) • Zijian Li (HRL) • Dora Medina (Cambridge U) • Ronnie Munoz (Drexel U) • Mahesh Waje (Lynn Tech) • Jason Tang (with Haddon) (Clearedge Power) • Derek Beving (UCR Physics) • Paul Larsen • Joseph Steirer (York Engineering) • Zhongwei Chen (U Waterloo) • Gang Zhang (Jilin Univ) • ShuangGu (UCR) • Christopher Lew (UMN) • Wayne Sun (ESPR) • Jennie Liu • Rajwant Bedi (CA EPA) • Ting Luo (UCR) • Lei Xie (KAUST) • Kurt Jensen (UD) • Shaun Alia (UD) • Jie Zhao (Tianjin U China) • Financial supports • EPA-NSF/TSE • NSF/Sensor Network • NSF/NIRT • DoD/SERDP • DoD/TACOM • DOE/Hydrogen Initiative • DOE/EERE • DOE/ARPA-E • DoD/MURI • California Energy Commission • Riverside Public Utilities • AMD • Intel • AlliedSignal/Honeywell • Asahi Kasei Corporation • Engelhard Corporation • United Technologies • Ford Motor Company • Pacific Fuel Cells Corp. • SRC • UC-Discovery Grant • UC-TSR&TP • UC-EI • UC-Water Resources Center • Calspace • Current postdoctoral fellows & visitors • Shuang Gu • Qianrong Fan • Wenchago Sheng • Junhua Wang • Stephanie Goubert-Renaudin • ZhongbinZhuang • Hua Li • Shaun Alia • Kurt Jensen • Former postdoctoral fellows & visitors (current position) • Zhengbao Wang (Prof, Zhejiang U, China) • Xiaoliang Cheng (Dofasco, Canada) • Dongyuan Zhao (Fudan University) • Limin Huang (City U NY) • Huaiyong Zhu (Prof. Queensland U Tech, Australia) • AnupamMitra (Bussan Nanotech, Japan) • Huanting Wang (Prof, Monash U, Australia) • Cheng Wang (Prof, CAS, China) • Hongmei Luo (Prof, New Mexico State U) • Shuang Li (Henkel Tech) • Xin Wang (Prof, Nanyang Tech U, Singapore ) • Weiqiao Deng (w/i Goddard) (Prof, CAS, China) • Yachun Mao (Prof, Harbin Inst Tech, China) • Tiger Jeong (w/iHoek) (Hyundai, Korea) • Youngseok Kim (Samsung, Korea) • Silmook Lim (Korean Polytech U, Korean) • Wenzhen Li (Prof, Michigan Tech) • Lianbin Xu (Prof, Beijing U Chem Tech) • Gaohong He (Prof. Dalian U Tech) • Derek Beving (UCR Physics) • Tierui Zhang (Prof, CAS, China) • Christopher Lew (UMN) • RuiCai (Prof, CAS, China) • Lin Zhang (Prof. Zhejiang U, China) • Feng Wang (Enogetek) • Liping Zhu (Prof. Zhejiang U, China) • Yu Zhang (Prof. Jilin U of Chem Tech, China) • QianXu