JQHe Research Group

Publications+

  • 42

    42. Kanishka Biswas, Jiaqing He, Qichun Zhang, Vinayak P Dravid,Guoyu Wang, Ctirad Uher, Mercouri Kanatzidis*, PbTe-SrTe coherent endotaxial nanostructures with high thermoelectric figure of merit, Nature Chemistry, 3 (2011) 160 (PDF)

  • 41

    41. J.Q. He*, V. V. Volkov*, T. Asaka, S. Chaudhuri, R. C. Budhani and Y. Zhu, Competing two-phase coexistence in doped manganite: direct observations by Lorentz electron microscopy, Phys. Rev. B, 82 (2010) 224404 (PDF)

  • 40

    40. Bin Liu, Tao Sun, Jiaqing He, Vinayak P. Dravid*, Sol-gel-derived Epitaxial Nanocomposite Thin Films with Large Sharp Magnetoelectric Effect, ACS Nano, 4 (2010)6836(PDF)

  • 39

    39. Steven Girard, Jiaqing He, Changpeng Li, Steven Moses, Guoyu Wang, Ctirad Uher, Vinayak P Dravid, Mercouri Kanatzidis*, In situ nanostructure generation and evolution within a bulk thermoelectric material to reduce lattice thermal conductivity, Nano Letters, 10 (2010) 2825 (PDF)

  • 38

    38. M. Kim, H. Kim, Y. Ha, J.Q. He, M. G. Kanatzidis*, A. Facchetti*, and T. J. Marks*, High-Performance Solution-Processed Amorphous Zinc-Indium-Tin-Oxide Thin-Film Transistors, J. Am. Chem. Soc., 132 (2010) 10352 (PDF)
  • 37

    37. I. Todorov, D. Chung, H. Claus, C. Malliakas, A. P. Douvalis, T. Bakas, J.Q. He, V. P. Dravid and M. G. Kanatzidis*, Topotactic Redox Chemistry of NaFeAs in Water and Air and Superconducting Behavior with Stoichiometry Change, Chem. Matter.,  22 (2010)3916 (PDF)

  • 36

    36. J.Q. He*, J. Sootsman,S.Girrad,J.C. Zheng, J.G. Wen, Y. Zhu, M.G. Kanatzidis* and V.P. Dravid*, On the Origin of Increased Phonon Scattering in PbTe Based Thermoelectric Materials, J. Am. Chem. Soc. 132 (2010) 8669 (PDF)

  • 35

    35. K. Ahn, M.-K. Han, J.Q. He, J. Androulakis, S. Ballikaya, C. Uher, V. P. Dravid, and M. G. Kanatzidis*, Enhancement in the Thermoelectric Figure of Merit through Nanostructuring in the PbTe-CdTe System, J. Am. Chem. Soc., 132 (2010) 5227(PDF)

  • 34

    34. J.Q. He*, V. V. Volkov, M. Beleggia, T. Asaka, J. Tao, Y. Zhu, Measurement of Ferromagnetic Domain Structures and Spin Configurations in Doped Manganite, Phys. Rev. B, 81 (2010) 094427 (PDF)

  • 33

    33. J.Q. He, S.N. Girard, M.G. Kanatzidis* and V.P. Dravid*, Microstructure-Lattice Thermal Conductivity Correlation in Nanostructured PbTe0.7S0.3 Thermoelectric Materials, Adv. Func. Mater., 20 (2010)764(PDF)

  • 32

    32. J. Sootsman, J.Q. He, V. Dravid, Sedat Ballikaya, C. Uher, M. Kanatzidis*, Microstructure and Thermoelectric Properties of Mechanically Robust PbTe-Si Eutectic Composites, Chem. Matter., 22(2010)869 (PDF)

  • 31

    31. J.Q. He, A.Gueguen, J. Sootsman, J.C Zheng, L. Wu, Y. Zhu, M.G. Kanatzidis* and V.P. Dravid*, Role of self-organization, nanostructuring, and lattice strain on phonon transport in NaPb18-xSnxBiTe20 thermoelectric materials, J. Am. Chem. Soc.,  131 (2009) 17828 (PDF)

  • 30

    30. Xiaowei Teng*, Mikhail Feygenson, Qi Wang, Jiaqing He, Wenxin Du, Anatoly I. Frenkel, Weiqiang Han and Meigan Aronson, Electronic and Magnetic Properties of Ultrathin Au/Pt Nanowires, Nano Letters, 9 (2009) 3177 (PDF)

  • 29

    29.A.Gueguen, P. Poudeu, H. Kong, S. Moses, C. Uher, J.Q. He, V. Dravid, K. Paraskevopoulos, and M.G. Kanatzidis*, Thermoelectric Properties of the Nanostructured Materials NaPb18-xSnxMTe20 (M=Sb, Bi), Chem. Matter., 21(2009)1683 (PDF)

  • 28

    28. J. Sootsman, J.Q. He, V. Dravid, C. Li, C. Uher, M. Kanatzidis*, High Thermoelectric Figure of Merit and Improved Mechanical Properties in Melt Quenched PbTe- Ge and PbTe-Ge1-xSix Eutectic and Hyper-eutectic Composites, J. Appl. Phys., 105 (2009) 083718 (PDF)

  • 27

    27. S. Mandal, R. C. Budhani, J.Q. He and Y.M. Zhu, Diverging giant magnetoresistance in ferromagnet superconductor-ferromagnet trilayers, Phys. Rev. B, 78(2008)094502 (PDF)

  • 26

    26. Z.Q. Chen, U.Cvelbar, M. Mozetič, J.Q. He, M. K. Sunkara, Long-range Ordering of Oxygen Vacancy Planes in alpha-Fe2O3 Nanowires and Nanobelts, Chemistry of Materials, 20 (2008) 3224 (PDF)

  • 25

    25. J.Q. He, J.C. Zheng, Y.Zhu, S. Chaudhuri, and R. C. Budhani, Self-organization of epitaxial La0.35Pr0.275Ca0.375MnO3 manganite nanorods on NdGaO3 substrates, Journal of Applied Physics,  103 (2008) 064304 (PDF)

  • 24

    24. S. Chaudhuri, R. C. Budhani, J.Q. He, and Y.M. Zhu, Scaled frequency-dependent transport in the mesoscopically phase-separated colossal mangnetoresistive manganite La0.625-yPryCa0.375MnO3, Phys. Rev. B (Brief Reports), 76 (2007) 132402 (PDF)

  • 23

    23. Y. Ding, J. Q. He, Domain structures and superdislocations of La0.7Ca0.3MnO3 thin films grown on SrTiO3 substrates, Journal of Crystal Growth, 306 (2007) 437 (PDF)

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