Tufts Nano Catalysis & Energy Laboratory

4 Colby Street, Tufts University, Medford, MA 02155 | Phone: (617) 627-3900 | Fax: (617) 627-3991

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Department of Chemical & Biological Engineering
Tufts University
Medford, MA 02155

Tel: (617) 627-2267
Fax: (617) 627-3991
E-mail Rui

Rui Si, Postdoctoral Researcher

Education:

1997-2001	College of Chemistry & Molecular Engineering, Peking University, China BS Thesis: "Synthesis and Characterization of Rare Earth - Transition Metal Heteronucleus Complexes"
2001-2006	College of Chemistry & Molecular Engineering, Peking University, China PhD Dissertation: "Controlled Synthesis and Properties of Functional Rare Earth Nanomaterials"
2006-	Postdoctoral Associate, Department of Chemical and Biological Engineering, Tufts University, USA

Research Interests:

Preparation and characterizations of rare earth oxide nanomaterials
Solution-based synthesis of high-quality nanocrystals
Catalytic studies of metal ion modified ceria and zirconia nanocatalysts

Selected Publications:

Weiling Deng, Anatoly I. Frenkel, Rui Si, Maria Flytzani-Stephanopoulos, "Reaction-relevant gold structures in the low temperature water-gas shift reaction on Au-CeO₂", Journal of Physical Chemistry C 112 (2008) 12834–12840.
Rui Si, Maria Flytzani-Stephanopoulos*, "Shape and crystal-plane effects of nanoscale ceria on the activity of Au-CeO₂ catalysts for the water–gas shift reaction", Angew. Chem., Int. Ed. 2008, 47, 2884-2887.
Rui Si, Ya-Wen Zhang*, Li-Ping You, Chun-Hua Yan*, "Rare-earth oxide nanopolyhedra, nanoplates, and nanodisks", Angew. Chem., Int. Ed. 2005, 44, 3256-3260.
Rui Si, Ya-Wen Zhang*, Shi-Jie Li, Bing-Xiong Lin, Chun-Hua Yan*, "Urea-based hydrothermally derived homogeneous nanostructured Ce_1-xZr_xO₂ (x = 0-0.8) solid solutions: a strong correlation between oxygen storage capacity and lattice strain", J. Phys. Chem. B 2004, 108, 12481-12488.
Rui Si, Ya-Wen Zhang*, Li-Ping You, Chun-Hua Yan*, "Self-organized monolayer of nanosized ceria colloids stabilized by poly(vinylpyrrolidone)", J. Phys. Chem. B 2006, 110, 5994-6000.
Rui Si, Ya-Wen Zhang*, Chao-Xian Xiao, Shi-Jie Li, Bing-Xiong Lin, Yuan Kou, Chun-Hua Yan*, "Non-template hydrothermal route derived mesoporous Ce_0.2Zr_0.8O₂ nanosized powders with blue-shifted UV absorption and high CO conversion activity", Phys. Chem. Chem. Phys. 2004, 6, 1056-1063.
Rui Si, Ya-Wen Zhang*, Huan-Ping Zhou, Lin-Dong Sun, Chun-Hua Yan*, "Controlled-synthesis, self-Assembly behavior and surface-dependent optical properties of high-quality rare-earth oxide nanocrystals", Chem. Mater. 2006, (In publication).
Rui Si, Ya-Wen Zhang*, Li-Ming Wang, Shi-Jie Li, Bing-Xiong Lin, Wang-Shen Chu, Zi-Yu Wu, Chun-Hua Yan*, "Enhanced thermal stability and oxygen storage capacity for Ce_xZr_1-xO₂ (x = 0.4-0.6) solid solutions by hydrothermally homogenous doping of trivalent rare earths", J. Phys. Chem. B 2006, (In publication).
Ya-Wen Zhang, Rui Si, Chun-Sheng Liao, Chun-Hua Yan*, "Facile alcohothermal synthesis, size-dependent ultraviolet absorption, and enhanced CO conversion activity of ceria nanocrystals", J. Phys. Chem. B 2003, 107, 10159-10167.

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