John Q. Xiao

Prof. John Q. Xiao
UNIDEL Professor & Director
Office: 
230 Sharp Lab
Phone: 
(302) 831-6547
Lab: 
021 Sharp Lab
Lab Phone: 
(302) 831-3359
Email: 
jqx@udel.edu

Google Scholar profile

Center for Spintronics and Biodetection

Research Projects

  • Spin-polarized transport and high frequency dynamics in spintronic devices
  • Magnetism in various types of structures
  • High frequency soft magnetic materials
  • Metamaterials including magnetodielectric materials and artificial band-gap materials
  • Synthesis, characterization, and applications of nanostructured materials

Notable Publications

  • T. Moriyama, R. Cao, X. Fan, G. Xuan, B. K. Nikolic, Y. Tserkovnyak, J. Kolodzey, and J. Q. Xiao, "Tunnel barrier enhanced voltage signal generated by magnetization precession of a single ferromagnetic layer", Phys. Rev. Lett. 100, 067602 (2008).
  • H. Zhu, J. Han, John Q. Xiao, and Y. Jin, "Uptake, translocation, and accumulation of manufactured iron oxide nanoparticles by pumpkin plants", J. of Environmental Monitor. 10, 713 (2008).
  • W.G. Wang, C. Ni, A. Rumaiz, Y. Wang, Y. Fan, T. Moriyama, R. Cao, Q.Y. Wen, H. Zhang, and J. Q. Xiao, "Real-time evolution of tunneling magnetoresistance during annealing in CoFeB/MgO/CoFeB magnetic tunnel junctions", Appl. Phys. Lett. 92, 152501 (2008).
  • T. Moriyama, R. Cao, J. Q. Xiao, J. Lu, X.R. Wang, Q. Wen, and H.W. Zhang, "Microwave-assisted magnetization switching of Ni80Fe20 in magnetic tunnel junctions", Appl. Phys. Lett. 90, 152503 (2007).
  • Z. H. Liu, H. Liu, X. X. Zhang, X. K. Zhang, J. Q. Xiao, Z. Y. Zhu, X. F. Dai, G. D. Liu, J. L. Chen, and G. H. Wu, "Large negative magnetoresistance in quaternary Heusler alloy Ni50Mn8Fe17Ga25 melt-spun ribbons", Appl. Phys. Letts. 86, 182507 (2005).
  • X. F. Dai, G. D. Liu, Z. H. Liu, G. H. Wu, J. L. Chen, F. B. Meng, H. Y. Liu, L. Q. Yan, J. P. Qu, Y. X. Li, W. G. Wang, and J. Q. Xiao, "Superelasticity of CoNiGa: Fe single crystals”, Appl. Phys. Lett. 87, 112504 (2005).
  • Y. Zhao, Y. Zhang, H. Zhu, G. C. Hadjipanayis, and J. Q. Xiao, "Low-Temperature synthesis of hexagonal (Wurtzite) ZnS nanocrystals”, J. Am. Chem. Soc. 126, 6874 (2004).
  • Y. Zhao, X. Zhang, and J. Q. Xiao, "Submicron laminated Fe/SiO2 soft magnetic composites-an effective route to achieve materials for high frequency applications", Adv. Materials. 17, 915 (2005).