2018

  • 105. X. Peng, A. Abelson, Y. Wang, C. Qian, J. Shangguan, Q. Zhang, Lei Yu, Z. Yin, W. Zheng, K. Bustillo, X. Guo, H. Liao, S. Sun, M. Law, H. Zheng*, “In situ TEM study of the degradation of PbSe nanocrystals in air.” in review (2018).
  • 104. W. Zheng, Y. Zhang, K. Niu, T. Liu, K. Bustillo, P. Ercius, D. Nordlund, J. Wu, H. Zheng*, X. Du*, “Nitrogen doping graphene oxide by laser irradiation for enhanced hydrogen evolution activity.” in review (2018).
  • 103. T.F. Hung, Z. Yin, S. B. Betzler, W. Zheng, J. Yang, H. Zheng*, “Nickel sulfide nanostructures by laser irradiation for efficient electrocatalytic hydrogen evolution reaction and supercapacitors.” in review (2018).
  • 102. MR Hauwiller, X Zhang, WI Liang, CH Chiu, Q Zhang, W Zheng, C Ophus, E M Chan, C Czarnik, M Pan, F M Ross, W Wu, Y Chu, M Asta, P Voorhees, A Alivisatos, H Zheng*, “Dynamics of nanoscale dendrite formation in solution growth revealed through in situ liquid cell electron microscopy.” Nano Lett. 18, 6427-6433 (2018). Link
  • 101. X Tian, U Anand, U Mirsaidov, H Zheng* “Spontaneous reshaping and splitting of AgCl nanocrystals under electron beam illumination.” Small 1803231, 1-7 (2018). Link
  • 100. J Yang, SB Alam, L Yu, E Chan, H Zheng*, “Dynamic behavior of nanoscale liquids in graphene liquid cells revealed by in situ transmission electron microscopy.” Micro 116, 22-29 (2018). Link
  • 99. J Yang, C Yu, C Hu, M Wang, S Li, H Huang, K Bustillo, X Han, C Zhao, W Guo, Z Zeng, H Zheng*, J Qiu, “Surface‐confined fabrication of ultrathin nickel cobalt‐layered double hydroxide nanosheets for high‐performance supercapacitors.” Advanced Functional Materials 1803272, 1-11 (2018). Link
  • 98. T. Xu, Y. Shen, C. Zhu, Q. Zhang, H. Zheng, L. Sun, “In-situ TEM study on sub-10 nm materials.” Microscopy and Microanalysis 24, 1650-1651 (2018). Link
  • 97. M. Hauwiller, W. Zheng, Z. Zeng, H. Zheng* “Liquid cell TEM study of nucleation and growth of dendrites.” Microscopy and Microanalysis 24, 250-251 (2018). Link
  • 96. Q. Zhang, Z. Shi, K. Yin, H. Dong, F. Xu, X. Peng, K. Yu, H. Zhang, C. Chen, I. Valov*, H. Zheng*, L. Sun*, “Spring-like pseudo-electroelasticity of monocrystalline Cu2S nanowire.” Nano Lett. 18, 5070-5077 (2018). Link
  • 95. C. Zhu, S. Liang, E. Song, Y. Zhou, W. Wang, F. Shan, Y. Shi, C. Hao, K. Yin, T. Zhang, J. Liu, H. Zheng*, L. Sun* “In-situ liquid cell transmission electron microscopy investigation on oriented attachment of gold nanoparticles.” Nature Comm. 9, 421 (2018). Link

  • 94.  L. Zheng, X. Zhang, K. Bustillo, Y. Yao, L. Zhao, M. Zhu, W. Li, H. Zheng* “Growth mechanism of core-shell PtNi-Ni nanoparticles via in situ transmission electron microscopy.” Nanoscale 10, 11281-11286 (2018). Link

2017

  • 93. J.M.R. Tan, M. Scott, W. Hao, T. Baikie, C. T. Nelson, S. Pedireddy, R. Tao, X. Ling, S. Magdassi, T. White, S. Li, A. M. Minor, H. Zheng, L. H. Wong “Revealing cation exchange induced phase transformations in multi-elemental chalcogenide nanoparticles.” Chem. Mater.  29, 9192−9199, (2017). Link
  • 92. Y. Fan, Al W. Robertson, Y. Zhou, Q. Chen, X. Zhang, N. D. Browning, H. Zheng, M. H. Rummeli, J. H. Warner, “Electrical breakdown of suspended mono- and few-layer tungsten disulfide via sulfur depletion identified by in situ atomic imaging.” ACS Nano 11, 9435–9444 (2017). Link
  • 91. Y. Zhou, A. S. Powers, X. Zhang, T. Xu, K. Bustillo, L. Sun,* H. Zheng* “Growth and assembly of cobalt oxide nanoparticle rings at liquid nanodroplets with solid junction.” Nanoscale 9, 13915-13921 (2017). Link
  • 90. Z. Zeng, W. Zheng, H. Zheng*, “Visualization of colloidal nanocrystal formation and electrode-electrolyte interfaces in liquids using TEM.” Accounts of Chemical Research 50, 1808–1817 (2017). Link
  • 89. K. Y. Niu, Y. Xu, H. Wang, R. Ye, H. L. Xin, F. Lin, C. Tian, Y. Lum, K. C. Bustillo, M. Doeff, M. T. M. Koper, J. Ager, R. Xu*, H. Zheng*, “A spongy nickel-organic CO2 reduction photocatalyst for nearly 100% selective CO production.” Science Advances 3, e1700921 (2017). Link
  • 88. D. Wan, Y. Zhao, Y. Cai, T. C. Asmara, Z. Huang, J. Q. Chen, J. Hong, S.M. Yin, C. T. Nelson, M. R. Motapothula, B. X. Yan, D. Xiang, X. Chi, H. Zheng, W. Chen, R. Xu, R. A. Ariando, A Minor, M.B.H. Breese, M. Sherburne, M. Asta, Q.H. Xu, T. Venkatesan, “The nature of electron transport and visible light absorption in strontium niobate — A plasmonic water splitter.” Nature Comm. 8, 15070 (2017). Link
  • 87. X. Tian, H. Zheng, U. Mirsaidov* “Aggregation dynamics of nanoparticles at solid-liquid Interface.” Nanoscale 9, 10044-10050 (2017). Link
  • 86. H. Zheng*, Y. Zhu*, “Perspectives on in-situ electron microscopy.” Ultramicroscopy 180, 188 (2017). Link
  • 85. Q. Zhang, K. Yin, H. Dong, Y. Zhou, X. Tan, K. Yu, X. Hu, T. Xu, C. Zhu, W. Xia, F. Xu, H. Zheng*, L. Sun* “Electrically driven cation exchange for in-situ fabrication of individual nanostructures.” Nature Comm. 8, 14889 (2017). Link

  • 84.  Y. A. Wu, M. Farmand, Y. S. Yu, D. A. Shapiro, H.G. Liao, W. Liang, Y. Chu, H. Zheng* “In situ multimodal imaging and spectroscopy of Mg electrodeposition at electrode-electrolyte Interfaces.” Scientific Reports 7, 42527 (2017). Link

2016

  • 83. Y. Fan, A. Robertson, X. W. Zhang, M. Tweedie, Y. Zhou, M. Rummeli, H. Zheng, J. H. Warner, “Negative electro-conductance in suspended 2D WS2 nanoscale devices.” ACS Applied Materials & Interfaces 8, 32963 (2016). Link
  • 82. T. Zhou, Y. Du, S. Yin, X. Tian, H. Yang, X. Wang, B. Liu, H. Zheng, S. Qiao, R. Xu, “Nitrogen-doped cobalt phosphate@nanocarbon hybrids for efficient electrocatalytic oxygen reduction.” Energy Environ. Sci., 9, 2563 -2570 (2016). Link
  • 81. C. Tan, W. Zhao, A. Chaturvedi, Z. Fei, Z. Zheng, J. Chen, Y. Huang, P. Ecius, Z. Luo, X. Qi, B. Chen, Z. Lai, B. Li, Z. Zhang, J. Yang, Y. Zong, C. Jin, H. Zheng, C. Kloc, H. Zhang “Preparation of single-layer MoS2xSe2(1-x) and MoxW1-xS2 nanosheets with high-concentration metallic 1T phase.” Small, 12, 1866 (2016). Link
  • 80. H.G. Liao, H. Zheng*, “Liquid cell transmission electron microscopy.” Annu. Rev. Phys. Chem. 67, 719 (2016). Link
  • 79. A. S. Powers, H.  Liao, S. Raja, N. Bronstein, A. Alivisatos, & H. Zheng*,  “Tracking nanoparticle diffusion and interaction during self-assembly in a liquid cell.” Nano Lett.  17, 15-17 (2016). Link

  • 78. K.-Y. Niu, L. Fang, R. Ye, D. Nordlund, M.M. Doeff, F. Lin, H Zheng*, “Tailoring transition‐metal hydroxides and oxides by photon‐induced reactions.” Angewandte Chemie International Edition 55 (46), 14272-14276 (2016). Link
  • 77.  K.-Y. Niu, M. Liu, K.A. Persson, Y. Han, H. Zheng*, “Strain-mediated interfacial dynamics during Au–PbS core–shell nanostructure formation.” ACS Nano, 10, 6235 (2016) . Link

2015

  • 76.  W. Liang, X. Zhang, Y. Zan, M. Pan, C. Czarnik, K. Bustillo, J. Xu, Y. Chu, H. Zheng*, “In situ study  of  Fe3Pt-Fe2O3   core-shell  nanoparticle  formation.”  J.  Am.  Chem.  Soc.  137,  14850 (2015). Link
  • 75.  W.  Liang,  X.  Zhang,  K.  Bustillo,  C.  Chiu,  W.  Wu,  J.  Xu,  Y.  Chu,  H.  Zheng*  “In  situ  study  of spinel  ferrite  nanocrystal  growth  using  liquid  cell  TEM.”  Chemistry  of  Materials  27,  8146 (2015).  Link
  • 74.   A Robertson, G. Lee, K. He, Y. Fan, C. Allen, S. Lee, H. Kim, E. Yoon, H. Zheng, A. Kirkland, J. Warner, “Partial dislocations in graphene and their atomic level migration dynamics.” Nano Lett. 15, 5950 (2015). Link
  • 73.   Z. Zeng, X. Zhang, K. Bustillo, K. Niu, C. Gammer, J. Xu, H. Zheng* “In situ study of lithiation and delithiation of MoS2 nanosheets using electrochemical liquid cell TEM.” Nano Lett. 15 (8), 5214-5220 (2015) Link
  • 72.   K. Liu, C. Hsin, D. Fu, J. Suh, S. Tongay, M.  Chen, Y. Sun, A. Yan, J. Park, K. M. Yu, W. Guo, A.  Zettl,  H.  Zheng,  D.  C.  Chrzan,  J.  Wu*  “Self-passivation  of  defects:  effects  of  high-energy particle irradiation on elastic modulus of multilayer graphene.” Advanced  Materials 27, 6841 (2015). Link
  • 71.   K. Y. Niu, T. Frolov, H. L. Xin, J. Wang, M. Asta, H. Zheng*, “­­­­Bubble nucleation and migration in a lead-Iron hydroxide core-shell nanoparticle.” Proc. Natl. Acad. Sci. 112, 12928 (2015). Link

Figure 2-4

  • 70.   Q. Lu, G. S. Hutchings, W. Yu, Y. Zhou, R. V. Forest, R. Tao, J. Rosen, B. T. Yonemoto, Z. Cao, H. Zheng, J. Q. Xiao, F. Jiao, J. G. Chen, “Highly porous non-precious bimetallic electrocatalyst for efficient hydrogen evolution.” Nature Comm. 6, 6567 (2015). Link
  • 69.   K. Y. Niu, S. Jung, F. Lin, F. Liang, D. Nordlund, C. C. L. McCrory, T. Weng, P. Ercius, M. Doeff, H. Zheng*, “A laser-chemical route for accessing complex hydroxides as efficient electrocatalysts for water oxidation.”  Nano Lett. 15 (4), 2498–2503 (2015). Link
  • 68.   K. Y. Niu, F. Lin, L. Fang, D. Nordlund, R. Tao, T. Weng, M. Doeff, H. Zheng*, “Structural and chemical evolution of amorphous nickel iron complex hydroxide upon lithiation/delithiation.” Chemistry of Materials 27 (5), 1583-1589 (2015). Link
  • 67.   H. Zheng*, S. Meng, Y. Zhu, “Frontiers of in situ electron microscopy.” MRS Bulletin 40, 12 (2015). (Guest editor of the special issue on “Frontiers of in situ Electron Microscopy”) Link

MRS Bulletin

2014

  • 66.   Z. Zeng, W. Liang, Y. H. Chu, H. Zheng* “In situ TEM study of Li-Au reaction in an electrochemical liquid cell.” Faraday Discussions DOI: 10.1039/C4FD00145A (2014). Link
  • 65.   H. G. Liao, D. Zherebetskyy, H. Xin, C. Czarnik, P. Ercius, H. Elmlund, M. Pan, L. W. Wang, H. Zheng*, “Facet development during platinum nanocube growth.” Science 345, 916 (2014). Link                                                                                                                                                     
  • 64.   Q. Lu, G. S. Hutchings, Y. Zhou, H. L. Xin, H. Zheng, F. Jiao, “Nanostructured flexible Mg-modified LiMnPO4 matrix as high-rate cathode materials for Li-ion batteries.” Journal of Materials Chemistry A 2, 6368 (2014). Link
  • 63.  H. Liu, W. I. Liang, Y. H. Chu, H. Zheng, R. Ramesh, “Self-assembled vertical heteroepitaxial nanostructures: from growth to functionalities.” MRS Communications 4, 31 (2014). Link
  • 62.   H. L. Xin, S. Alayoglu, R. Tao, A. Genc, C. Wang, L. Kovarik, E. Stach, L -W. Wang, M. Salmeron, G. Somorjai, H. Zheng*, “Revealing the atomic restructuring of Pt-Co nanoparticles.” Nano Lett. 14, 3203 (2014). Link

nl-2014-00553a_0006

  • 61.   Z. Zeng, W. I. Liang, H. G. Liao, H. L. Xin, Y. H. Chu, H. Zheng*, “Visualization of electrode-electrolyte interfaces in LiPF6/EC/DEC electrolyte for lithium ion batteries via in-situ TEM.” Nano Lett. 14, 1745 (2014). Link

nl-2013-03922u_0005

  • 60.   K. Niu, H. G. Liao, H. Zheng*, “Visualization of the coalescence of Bi nanoparticles.” Microscopy and Microanalysis 20, 416 (2014). Link

2013

  • 59.   M. Sun+, H. Liao+, K. Y. Niu+, H. Zheng*, “Structural and morphological evolution of lead dendrites during electrochemical migration.” Scientific Reports 3, 3227 (2013). Link
  • 58.   H. G. Liao, K. Y. Niu, H. Zheng*, “Observation of growth of metal nanoparticles.” Chem. Comm. 49, 11720 (2013). Link
  • 57.    K. Y. Niu, J. Park, H. Zheng*, A. P. Alivisatos, “Revealing bismuth oxide hollow nanoparticle formation by the Kirkendall effect.” Nano Lett. 13, 5715 (2013). Link

nl-2013-035362_0005

  • 56.   H. L. Xin, K. Niu, D. H. Alsem, H. Zheng*, “In situ TEM study of catalytic nanoparticle reactions in atmospheric pressure gas environment.” Microscopy and Microanalysis19, 1558 (2013). Link
  • 55.   H. Zheng, B. Sadtler, C. Habenicht, B. Freitag, A. P. Alivisatos, C. Kisielowski “Controlling electron beam-induced structure modifications and cation exchange in cadmium sulfide–copper sulfide heterostructured nanorods.” Ultramicroscopy 134, 207(2013). Link
  • 54.   H. L. Xin, C. Dwyer, D. A. Muller, H. Zheng, P. Ercius, “Scanning confocal electron energy-loss microscopy using valence-loss signals.” Microscopy and Microanalysis 19, 1036 (2013). Link
  • 53.    H. Zheng*, “Using molecular tweezers to move and image nanoparticles.” Nanoscale 5, 4070 (2013). (Invited feature article) Link
  • 52.   H. G. Liao, H. Zheng*, “Liquid cell transmission electron microscopy study of platinum iron nanocrystal growth and shape evolution.” J. Am. Chem. Soc 135, 5038 (2013). Link

ja-2012-10612p_0007

2012

  • 51.   K. Niu, H. G. Liao, H. Zheng*, “Revealing dynamic processes of materials in liquids using liquid cell transmission electron microscopy.” Journal of Visualized Experiments 70, e50122, (2012). Link
  • 50.   H. Schlicke, D. Ghosh, L. K. Fong, H. L. Xin, H. Zheng, A. P. Alivisatos, “Selective placement of faceted metal tips on semiconductor nanorods.” Angew. Chem. Int. Ed. 52, 980 (2012). Link
  • 49.   H. Zheng*, U. M. Mirsaidov, L. W. Wang, P. Matsudaira, “Electron beam manipulation of nanoparticles.” Nano Lett. 12, 5644 (2012). Link
  • 48.  H. G. Liao, L. Cui, S. Whitelam, H. Zheng*, “Real time imaging Pt3Fe nanorod growth in solution.” Science 336, 1011 (2012). Link         
  • 47.   H. L. Xin, E.A. Pach, R.E. Diaz, E. A. Stach, M. Salmeron, H.Zheng*, “Revealing correlation of valence state with nanoporous structure in cobalt catalyst nanoparticles by in situ environmental TEM.” ACS Nano 6, 4241 (2012). Link

nn-2012-007652_0002

  • 46.   H. L. Xin, H. Zheng*, “In situ observation of oscillatory growth of bismuth nanoparticles.” Nano Lett. 12, 1470 (2012). Link
  • 45.   H. Xin, H. Zheng, “On-Column 2p bound state with topological charge ± excited by an atomic-size vortex beam in an aberration-corrected scanning transmission electron microscope.” Microscopy and Microanalysis 18, 711 (2012). Link
  • 44.   U. M. Mirsaidov, H. Zheng, D. Bhattacharya, Y. Casana, P. Matsudaira, “Direct observation of stick-slip movements of water nanodroplets induced by an electron beam.” Proc. Natl. Acad. Sci. 109, 7187 (2012). Link
  • 43.   U. M. Mirsaidov+, H. Zheng+, Y. Casana, P. Matsudaira, “Imaging protein structure in water at 2.7 nm resolution by Transmission Electron Microscopy.” Biophysical Journal 102, L15 (2012). Link
  • 42.   L. Ji+, H. L. Xin+, T. R. Kuykendall, S. Wu, H. Zheng, M. Rao, E. J. Cairns, V. Battagliac, Y. Zhang “SnS2 nanoparticle loaded graphene nanocomposites for superior energy storage.” Phys. Chem. Chem. Phys. 14, 6981 (2012). Link
  • 41.   H. Zheng, “Transmission electron microscopy imaging of structural transformation dynamics in a single nanocrystal.” Microscopy Today 20, 18 (2012). Link

2011

  • 40.   L. Ji, M. Rao, H. Zheng, L. Zhang, Y. Li, W. Duan, J. Guo, E. J. Cairns, and Y. Zhang, “Graphene oxide as a sulfur immobilizer in high performance lithium/sulfur cells.” J. Am. Chem. Soc. 133, 18522 (2011). Link
  • 39.   K. Niu, H. Zheng, Z. Li, J.Yang, J. Sun, X. Du, “Laser dispersion of detonation nanodiamonds.” Angew. Chem. Int. Ed. 50, 4099 (2011). Link
  • 38.   H. Zheng*, J. B. Rivest, T. Miller, B. Sadtler, A. Lindenberg, M. F Toney, L. W. Wang, C. Kisielowski, A. P. Alivisatos, “Observation of transient structural-transformation dynamics in a Cu2S nanorod.” Science 333, 206 (2011). Link

  • 37.   J. B. Rivest, S. L. Swisher, L. K. Fong, H. Zheng, A. P. Alivisatos, “Assembled monolayer nanorod heterojunctions.” ACS Nano 5, 3811 (2011). Link
  • 36.  M. J. Polking, H. Zheng, R. Ramesh, A. P. Alivisatos, “Controlled synthesis and size-Dependent polarization domain structure of colloidal germanium telluride nanocrystals.” J. Am. Chem. Soc. 133, 2044 (2011). Link
  • 35.     M. J. Polking, J. J. Urban, D. J. Milliron, H. Zheng, E. Chan, M. A. Caldwell, S. Raoux, C. Kisielowski, J. W. Ager, R. Ramesh, A. P. Alivisatos, “Size-dependent polar ordering in colloidal GeTe nanocrystals.” Nano Lett. 11, 1147 (2011). Link

2010 and before

Picture4                                                                                      Link                                                                                            Link

  • 34.   Y.S. Oh, S. Crane, H. Zheng, Y. H. Chu, R. Ramesh, K.H. Kim “Quantitative determination of anisotropic magnetoelectric coupling in BiFeO3-CoFe2O4 nanostructures.” Appl. Phys. Lett. 97, 052902 (2010).
  • 33.   H. Zheng, R. K. Smith, Y. W. Jun, C. Kisielowski, U. Dahmen, A. P. Alivisatos, “Observation of single colloidal platinum nanocrystal growth trajectories.” Science 324, 1309 (2009).
  • 32.   H. Zheng, S. A. Claridge, A. M. Minor, A. P. Alivisatos, U. Dahmen, “Nanocrystal diffusion in a liquid thin film observed by in situ transmission electron microscopy” Nano Lett. 9, 2460 (2009).
  • 31.   J. Park, H. Zheng, Y. W. Jun, A. P. Alivisatos, “Hetero-epitaxial anion exchange yields single-crystalline hollow nanoparticles.” J. Am. Chem. Soc. 131, 13943 (2009).
  • 30.   J. M. Luther, H. Zheng, B. Sadtler, A. P. Alivisatos, “Synthesis of PbS nanorods and other ionic nanocrystals of complex morphology by sequential cation exchange reactions.” J. Am. Chem. Soc. 131, 16851 (2009).
  • 29.   W. Ma, J. Luther, H. Zheng, Y. Wu, A. P. Alivisatos, “Photovoltaic devices employing ternary PbSxSe1-x nanocrystals.” Nano Lett. 9, 1699 (2009).
  • 28.   B. Sadtler, D. O. Demchenko, H. Zheng, S. M. Hughes, M. G. Merkle, U. Dahmen, L. W. Wang, A. P. Alivisatos, “Selective facet reactivity during cation exchange in cadmium sulfide nanorods.” J. Am. Chem. Soc. 131, 5285 (2009).
  • 27.   J. Cao, W. Fan, H. Zheng, J. Wu, “Thermoelectric effect across the metal-Insulator domain walls in VO2 microbeams.” Nano Lett. 9, 4001 (2009).
  • 26.   J. Cao, E. Ertekin, V. Srinivasan, S. Huang, W. Fan, H. Zheng, J. W. L. Yim, D. R. Khanal, D. F. Ogletree, J. C. Grossman, J. Wu, “Strain engineering and one-dimensional organization of metal-insulator domains in single crystal VO2 beams.” Nature Nanotech. 4, 732 (2009).
  • 25.   A. Cabot, R. K. Smith, Y. Yin, H. Zheng, B. M. Reinhard, H. Liu, A. P. Alivisatos, “Sulfidation of cadmium at the nanoscale.” ACS Nano 2, 1452 (2008).
  • 24.   H. Zheng, J. Kreisel, Y. H. Chu, R. Ramesh, L. Salamanca-Riba, “Heteroepitaxially enhanced magnetic anisotropy in BaTiO3-CoFe2O4 nanostructures.” Appl. Phys. Lett. 90, 113113, (2007).
  • 23. F. Zavaliche, T. Zhao, H. Zheng, F. Straub, M. P. Cruz, P. L. Yang, D. Hao, R. Ramesh, “Electrically assisted magnetic recording in multiferroic nanostructures.” Nano Lett. 5, 1586 (2007).
  • 22.   Y. Qi, S. M. Anlage, H. Zheng, R. Ramesh, “Local dielectric measurements of BaTiO3-CoFe2O4 nanocomposites through microwave microscopy.” Journal of Materials Research 22, 1193 (2007).
  • 21.   T. Zhao, A. Scholl, F. Zavaliche, H. Zheng, M. Barry, A. Doran, K. Lee, M. P. Cruz, R. Ramesh, “Nanoscale X-ray magnetic circular dichroism probing of electric-field-induced magnetic switching in multiferroic nanostructures films.” Appl. Phys. Lett. 90, 123104 (2007).
  • 20.   Y. H. Chu, T. Zhao, M. P. Cruz, Q. Zhan, P. L. Yang, L. W. Martin, M. Huijben, C. H. Yang, F. Zavaliche, H. Zheng, R. Ramesh, “Ferroelectric size effects in multiferroic BiFeO3 thin films.” Appl. Phys. Lett. 7, 1586, (2007).
  • 19.   Q. Zhan, R. Yu, S. P. Crane, H. Zheng, C. Kisielowski, R. Ramesh, “Structure and interface chemistry of perovskite-spinel nanocomposite thin films.” Appl. Phys. Lett. 89, 172902, (2006).
  • 18.  H. Zheng, F. Straub, Q. Zhan, P. L. Yang, W. K. Hsieh, F. Zavaliche, Y. H. Chu, U. Dahmen, R. Ramesh, “Self-assembled growth of BiFeO3-CoFe2O4 nanostructures.” Adv. Mater. 18, 2747 (2006).
  • 17.   H. Zheng, Q. Zhan, F. Zavaliche, M. Sherburne, F. Straub, M. P. Cruz, L. Q. Chen, U. Dahmen, R. Ramesh, “Controlling self-assembled perovskite-spinel nanostructures.” Nano Lett. 6, 1401 (2006).
  • 16.   F. Zavaliche, H. Zheng, L. Mohaddes-Ardabili, S. Y. Yang, Q. Zhan, P. Shafer, E. Reilly, R. Chopdekar, Y. Jia, P. Wright, D. G. Schlom, Y. Suzuki and R. Ramesh, “Electric field-induced magnetization switching in epitaxial columnar nanostructures.” Nano Lett. 5, 1793 (2005).
  • 15.   L. Mohaddes-Ardabili, H. Zheng, Q. Zhan, R. Ramesh, S. Y. Yang, L. Salamanca-Riba, M. Wuttig, S. Ogale, X. Pan, “Size and shape evolution of embedded single-crystal alpha-Fe nanowires.” Appl. Phys. Lett. 87, 203110 (2005).
  • 14.   T. Zhao, S. R. Shinde, S. B. Ogale, H. Zheng, T. Venkatesan, R. Ramesh, S. Das Sarma, “Electric field effect in diluted magnetic insulator anatase Co:TiO2.” Phys. Rev. Lett. 94, 126601 (2005).
  • 13.   H. Zheng, J. Wang, L. Mohaddes-Ardabili, D. G. Schlom, M. Wuttig, L. Salamanca-Riba, R. Ramesh, “Three-dimensional heteroepitaxy in self-assembled BaTiO3-CoFe2O4 nanostructures.” Appl. Phys. Lett. 85, 2035 (2004).
  • 12.   H. Zheng, J. Wang, S. E. Lofland, Z. Ma, L. Mohaddes-Ardabili, T. Zhao, L. Salamanca-Riba, S. R. Shinde, S. B. Ogale, F. Bai, D. Viehland, Y. Jia, D. G. Schlom, M. Wuttig, A. Roytburd, R. Ramesh, “Multiferroic BaTiO3-CoFe2O4 nanostructures.” Science 303, 661 (2004).
  • 11.   L. Mohaddes-Ardabili, H. Zheng, S. G. Ogale, B. Hannoyer, W. Tian, J. Wang, S. E. Lofland, S. R. Shinde, T. Zhao, Y. Jia, L. Salamanca-Riba, D. G. Schlom, M. Wuttig, R. Ramesh, “Self-assembled single-crystal ferromagnetic iron nanowires formed by decomposition.” Nature Mater. 3, 533 (2004).
  • 10.   J. Wang, H. Zheng, Z. Ma, S. Prasertchoung, M. Wuttig, R. Droopad, J. Yu, K. Eisenbeiser, R. Ramesh, “Epitaxial BiFeO3 thin films on Si.” Appl. Phys. Lett. 85, 2574 (2004).
  • 9.   F. Bai, H. Zheng, H. Cao, L. E. Cross, R. Ramesh, J. Li, D. Viehland, “Epitaxially induced high temperature (T>900 K) cubic-tetragonal structural phase transition in BaTiO3 thin films.” Appl. Phys. Lett. 85, 4109 (2004).
  • 8.   S. R. Shinde, S. B. Ogale, J. S. Higgins, H. Zheng, R. Ramesh, R. L. Greene, T. Venkatesan, “Co-occurrence of superparamagnetism and anomalous Hall effect in highly reduced cobalt-doped rutile TiO2-delta films.” Phys. Rev. Lett. 92, 166601 (2004).
  • 7.   A. Tselev, C. M. Brooks, S. M. Anlage, H. Zheng, L. Salamanca-Riba, R. Ramesh, M. A. Subramanian, “Evidence for power-law frequency dependence of intrinsic dielectric response in the CaCu3Ti4O12.” Phys. Rev. B 70, 144101 (2004).
  • 6.   V. Nagarajan, S. Prasertchoung, T. Zhao, H. Zheng, J. Ouyang, R. Ramesh, W. Tian, X. Q. Pan, D. M. Kim, C. B. Eom, H. Kohlstedt, R. Waser, “Size effects in ultrathin epitaxial ferroelectric heterostructures.” Appl. Phys. Lett. 84, 5225 (2004).
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