*Assistant Professor (Sept. 2004-present)
Department of Physics, University at Buffalo, the State University of New York

* Postdoctoral Research Associate (Sept. 2001-Aug. 2004)
Group of Nanoscale Materials and Devices, IBM T.J. Watson Research Center

* Research Assistant (Aug. 1996 –Aug. 2001)
Center for Materials Research and Analysis, University of Nebraska-Lincoln  

* Research Assistant (Aug. 1993 –May. 1996)
Department of Physics, Nanjing University, Nanjing, China 

 1.    Nanoscal Materials for Extreamly High-Density Recording
         D. J. Sellmyer, C. P. Luo, Hao Zeng,  in Magnetic Storage Systems Beyond 2000, Ed. G.C.
         Hadjipanayis (Kluwer Academic Publishers, Dordrecht, 2001), p. 163-170.

 2.   Magnetic Nanocrystals and Arrays
        Y. Liu, M. Zheng, H. Zeng, and D. J. Sellmyer,  in Nanophase and Nanostructured
        Materials, eds. Z.L. Wang, Y. Liu, and Z. Zhang, Kluwer  Academic/Plenum Publishers
        and Tsinghua University Press, Vol. 3, p. 215 (2003). 

 3.    New Magnetic Recording Materials
        Y. Liu, M. Yan, S. Sun and H. Zeng in Handbook of Advanced Magnetic Materials ed.
        Y. Liu, D.J. Sellmyer and D. Shindo, Springer Verlag (2006).