Faculty & Staff
  Chaoying Ni, Associate Professor  

cni@udel.edu 302-831-2318 302-831-4545

Research Interest  

Transmission electron microscopy in materials science
In situ electron microscopy
Functionalized ceramic oxide nanophases and nanocomposites
Nanotubes and fibers
Multilayers and coherent growths
Multifunctional composites
Materials for energy and environment
Surface and interface


Professional Experience  
Sept 2010 - Present Associate Professor
Department of Materials Science and Engineering, University of Delaware
Director, W.M. Keck Electron Microscopy Facility
College of Engineering, University of Delaware
May 2001 - Aug 2010 Director, W.M. Keck Electron Microscopy Facility
College of Engineering, University of Delaware
Associate Professor (2ndary, September 2005 – August 2010), Assistant Professor (2ndary, May 2001 – August 2005), Department of Materials Science and Engineering, University of Delaware

Apr 1999 - May 2001 Scientist (2000 - 01), Metrology Engineer (1999 - 2000), R&D, Rodel Inc. (currently Dow Chemical Company - Electronic Materials), Delaware
May 1997 - Apr 1999 Laboratory Manager (1998 - 99) & Transmission Electron Microscopy Specialist, Batta Laboratories Inc., Delaware
Jan 1997 - May 1997 Post-Doctor, Department of Physics, University of Delaware
Nov 1996 - Jan 1997 Laboratory Assistant, Institute of Energy Conversion, University of Delaware
Sept 1987 - Jan 1992 Lecturer & Dept Head (1989 - 92), Assistant Professor (1987 - 89), Department of Mechanical Engineering, Jiangnan University, Wuxi, China
Feb 1982 - Aug 1984 Assistant Engineer, Qishuyan Locomotive & Rolling Stock Technology Research Institute, Changzhou, China

  Feb 1992 - Jan 1997 Ph.D. Materials Science, University of Delaware  
  Sept 1984 - Aug 1987 Master of Engineering, Metallic Materials and Heat Treatments (Physical Metallurgy), China Academy of Railway Sciences, Beijing, China  
  Feb 1978 - Jan 1982 Bachelor of Engineering, Metallic Materials and Heat Treatments (Physical Metallurgy), Zhenjiang Institute of Agricultural Machinery (currently Jiangsu University), Zhenjiang, China  

Selected Publications  

Xing Chen, Karl M. Unruh, Chaoying Ni, Bakhtyar Ali, Zaicheng Sun, Qi Lu, Joseph Deitzel, and John Q. Xiao, Fabrication, Formation Mechanism, and Magnetic Properties of Metal Oxide Manotubes via Electrospinning and Thermal Treatment, J. Phys. Chem. C , 2011 , 115 (2), pp 373–378

Wanfeng Li, Alex Gabay, Chaoying Ni, and George Hadjipanayis , Indium Substituted PrCo5 Sintered Magnet: a Microstructure View. Journal of Applied Physics , 107(6), 2010, 063307-4

G. Hassnain Jaffari, Abdullah Ceylan, C. Ni, and S. Ismat Shah, Enhancement of surface spin disorder in hollow NiFe2O4 nanoparticles , J. Appl. Phys. 107 , 2010, 013910 – 7

Wenyan Yin, Jing Su, Minghua Cao, Chaoying Ni, Changwen Hu, Bingqing Wei , In2O3 Nanorod Bundles Derived from Novel Precursor and In2O3 Nanoaggregates: Controllable Synthesis, Characterization and Property Studies, J. Phys. Chem. C , 2010 , 114 (1), pp 65–73

Xiaowang Lu, Xiazhang Li, Feng Chen, Chaoying Ni, Zhigang Chen, Hydrothermal Synthesis Of Prism-like Mesocrystal CeO 2 , Journal of Alloys and Compounds, 2009, 476 (1-2), 958-962

X. Li, F. Chen, X. Lu, C. Ni, Z. Chen, Modified-EISA synthesis of mesoporous high surface area CeO 2 and catalytic property for CO oxidation, Journal of Rare Earths, 27(6), 2009 , 943 - 947

Chaoying Ni, Xiazhang Li, Zhigang Chen, Hui-Yin Harry Li, Xinqiao Jia, Ismat Shah and John Q. Xiao, Oriented polycrystalline mesoporous CeO2 with enhanced pore integrity, Microporous and Mesoporous Materials, 2008, 115, 247-252

W.G. Wang, C. Ni, A. Rumaiz, Y. Wang, X. Fan, T. Moriyama, R. Cao, Q.Y. Wen, H.W. Zhang, and John Q. Xiao, Real-time evolution of tunneling magnetoresistance during annealing in CoFeB/MgO/CoFeB magnetic tunnel junctions, Appl. Phys. Lett., 2008, 92, 152501

Lingyu Li, Christopher Y. Li, Chaoying Ni, Lixia Rong, Benjamin Hsiao, Structure and crystallization behavior of Nylon 66/multi-walled carbon nanotube nanocomposites at low carbon nanotube contents, Polymer, 2007, 48 (12), 3452-3460

J. Thiel, L. Pakstis, S. Buzby, M. Raffi, C. Ni, D. J. Pochan, and S. Ismat Shah, Antibacterial Properties of Silver doped Titania, Small, 2007, 3(5), 799-803

Chaoying Ni, Zhanping Zhang, Matthew Wells, Thomas P. Beebe, Jr., Laurent Pirolli, Lucila P. Méndez De Leo , and Andrew V. Teplyakov , Effect of film thickness and the presence of surface fluorine on the structure of a thin barrier film deposited from tetrakis-(dimethylamino)-titanium onto a Si(100)-2x1 substrate, Thin Solid Films, 2007, 515(5) 3030-3039

W.G. Wang, C. Ni, T. Moriyama, J. Wan, E. Nowak, and John Q. Xiao, Spin polarized transport in hybrid (Zn,Cr)Te/ Al 2 O 3 / Co Magnetic Tunnel Junctions, Appl. Phys. Lett., 2006, 88, 222501

Özge Aksin, Hayati Türkmen, Levent Artok , Bekir Çetinkaya, Chaoying Ni , Orhan Büyükgüngor and Erhan Özkal, Effect of immobilization on catalytic characteristics of saturated Pd-N-heterocyclic carbenes in Mizoroki–Heck reactions, Journal of Organometallic Chemistry , 2006, 691, 3027–3036

Linyou Cao, Lee Laim, Chaoying Ni, Bahram Nabet, Jonathan E. Spanier, Diamond-Hexagonal Semiconductor Nanocones with Controllable Apex Angle, JACS, (Communication), 2005, 127(40), 13782-13783

Chaoying Ni , Puthusserickal A. Hassan, Eric W. Kaler , Structural Characteristics and Growth of Pentagonal Silver Nanorods Prepared by a Surfactant Method , Langmuir , 2005, 21, 3334-3337

Yuwen Zhao, Chaoying Ni, David Kruczynski, Xiaokai Zhang, and John Q. Xiao, Exchange-coupled Magnetic Soft FeNi-SiO2 Nanocomposite, J. Phys. Chem. B, (Letter), 2004, 108(12), 3691-3693

W. Li, C. Ni, H. Lin, S. I. Shah, and C.-P. Huang, Size dependence of thermal stability in TiO2 nanoparticles, J. Appl. Phys., Vol. 96, 11, 2004, 6663-6668


201 Dupont Hall, University of Delaware, Newark, DE 19716-3106 <> Tel: 302-831-2062, Fax: 302-831-4545