Publications
X Author: T. Zhao
2008
Chu, Y.H., Q. Zhan, C.-H. Yang, M.P. Cruz, L.W. Martin, T. Zhao, P. Yu, Ramamoorthy Ramesh, P.T. Joseph, I.N. Lin, W. Tian, and D.G. Schlom."Low voltage performance of epitaxial BiFeO3 films on Si substrates through lanthanum substitution."Applied Physics Letters
92 (2008). DOI
2007
Zavaliche, F., T. Zhao, H. Zheng, F. Straub, M.P. Cruz, P.-L. Yang, D. Hao, and Ramamoorthy Ramesh."Electrically assisted magnetic recording in multiferroic nanostructures."Nano Letters
7 (2007) 1586-1590. DOI
Chu, Y.H., T. Zhao, M.P. Cruz, Q. Zhan, P.L. Yang, L.W. Martin, M. Huijben, C.H. Yang, F. Zavaliche, H. Zheng, and Ramamoorthy Ramesh."Ferroelectric size effects in multiferroic BiFeO3 thin films."Applied Physics Letters
90 (2007). DOI
Kalinin, S.V., B.J. Rodriguez, S. Jesse, Y.H. Chu, T. Zhao, Ramamoorthy Ramesh, S. Choudhury, L.Q. Chen, E.A. Eliseev, and A.N. Morozovska."Intrinsic single-domain switching in ferroelectric materials on a nearly ideal surface."Proceedings of the National Academy of Sciences of the United States of America
104 (2007) 20204-20209. DOI
Zhao, T., A. Scholl, F. Zavaliche, H. Zheng, M. Barry, A. Doran, K. Lee, M.P. Cruz, and Ramamoorthy Ramesh."Nanoscale x-ray magnetic circular dichroism probing of electric-field- induced magnetic switching in multiferroic nanostructures."Applied Physics Letters
90 (2007). DOI
Kalinin, S.V., S. Jesse, B.J. Rodriguez, K. Seal, A.P. Baddorf, T. Zhao, Y.H. Chu, Ramamoorthy Ramesh, E.A. Eliseev, A.N. Morozovska, B. Mirman, and E. Karapetian."Recent advances in electromechanical imaging on the nanometer scale: Polarization dynamics in ferroelectrics, biopolymers, and liquid imaging."Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers
46 (2007) 5674-5685. DOI
Rodriguez, B.J., S. Jesse, A.P. Baddorf, T. Zhao, Y.H. Chu, Ramamoorthy Ramesh, E.A. Eliseev, A.N. Morozovska, and S.V. Kalinin."Spatially resolved mapping of ferroelectric switching behavior in self-assembled multiferroic nanostructures: Strain, size, and interface effects."Nanotechnology
18 (2007). DOI
Jia, C.-L., V. Nagarajan, J.-Q. He, L. Houben, T. Zhao, Ramamoorthy Ramesh, K. Urban, and R. Waser."Unit-cell scale mapping of ferroelectricity and tetragonality in epitaxial ultrathin ferroelectric films."Nature Materials
6 (2007) 64-69. DOI
2006
Zhao, T., A. Scholl, F. Zavaliche, K. Lee, M. Barry, A. Doran, M.P. Cruz, Y.H. Chu, C. Ederer, N.A. Spaldin, R.R. Das, D.M. Kim, S.H. Baek, C.B. Eom, and Ramamoorthy Ramesh."Electrical control of antiferromagnetic domains in multiferroic BiFeO 3 films at room temperature."Nature Materials
5 (2006) 823-829. DOI
Zavaliche, F., S.Y. Yang, T. Zhao, Y.H. Chu, M.P. Cruz, C.B. Eom, and Ramamoorthy Ramesh."Multiferroic BiFeO3 films: Domain structure and polarization dynamics."Phase Transitions
79 (2006) 991-1017. DOI
Nagarajan, V., J. Junquera, J.Q. He, C.L. Jia, R. Waser, K. Lee, Y.K. Kim, Sunhee Baik, T. Zhao, Ramamoorthy Ramesh, Ph. Ghosez, and K.M. Rabe."Scaling of structure and electrical properties in ultrathin epitaxial ferroelectric heterostructures."Journal of Applied Physics
100 (2006). DOI
2005
Ma, Z., F. Zavaliche, L. Chen, J. Ouyang, J. Melngailis, A.L. Roytburd, V. Vaithyanathan, D.G. Schlom, T. Zhao, and Ramamoorthy Ramesh."Effect of 90° domain movement on the piezoelectric response of patterned PbZr 0.2 Ti 0.8 O 3 SrTiO 3 Si heterostructures."Applied Physics Letters
87 (2005). DOI
Zhao, T., S.R. Shinde, S.B. Ogale, H. Zheng, T. Venkatesan, Ramamoorthy Ramesh, and S.D. Sarma."Electric field effect in diluted magnetic insulator anatase Co: TiO 2."Physical Review Letters
94 (2005). DOI
Pintilie, L., I. Boerasu, M.J.M. Gomes, T. Zhao, Ramamoorthy Ramesh, and M. Alexe."Metal-ferroelectric-metal structures with Schottky contacts. II. Analysis of the experimental current-voltage and capacitance-voltage characteristics of Pb (Zr,Ti) O 3 thin films."Journal of Applied Physics
98 (2005). DOI
Yang, S.Y., F. Zavaliche, L. Mohaddes-Ardabili, V. Vaithyanathan, D.G. Schlom, Y.J. Lee, Y.H. Chu, M.P. Cruz, Q. Zhan, T. Zhao, and Ramamoorthy Ramesh."Metalorganic chemical vapor deposition of lead-free ferroelectric BiFeO 3 films for memory applications."Applied Physics Letters
87 (2005). DOI
2004
Zhao, T., S.B. Ogale, S.R. Shinde, Ramamoorthy Ramesh, R. Droopad, J. Yu, K. Eisenbeiser, and J. Misewich."Colossal magnetoresistive manganite-based ferroelectric field-effect transistor on Si."Applied Physics Letters
84 (2004) 750-752. DOI
Zheng, H., 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, and Ramamoorthy Ramesh."Multiferroic BaTiO3-CoFe2O4 Nanostructures."Science
303 (2004) 661-663. DOI
Mohaddes-Ardabili, L., H. Zheng, S.B. 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, and Ramamoorthy Ramesh."Self-assembled single-crystal ferromagnetic iron nanowires formed by decomposition."Nature Materials
3 (2004) 533-538. DOI
Nagarajan, V., S. Prasertchoung, T. Zhao, H. Zheng, J. Ouyang, Ramamoorthy Ramesh, W. Tian, X.Q. Pan, D.M. Kim, C.B. Eom, H. Kohlstedt, and R. Waser."Size effects in ultrathin epitaxial ferroelectric heterostructures."Applied Physics Letters
84 (2004) 5225-5227. DOI
2003
Wolpert, D., K. Korolev, S. Sachs, J. Knab, W. Cox, J. Cerne, A.G. Markelz, T. Zhao, Ramamoorthy Ramesh, and B.H. Moeckly."Direct measurements of optical phonons in SrTiO3 nanosystems."Physica E: Low-Dimensional Systems and Nanostructures
19 (2003) 236-239. DOI
Nagarajan, V., A. Roytburd, A. Stanishevsky, S. Prasertchoung, T. Zhao, L. Chen, J. Melngailis, O. Auciello, and Ramamoorthy Ramesh."Dynamics of ferroelastic domains in ferroelectric thin films."Nature Materials
2 (2003) 43-47. DOI
Wolpert, D., W. Cox, J. Cerne, A. Markelz, T. Zhao, Ramamoorthy Ramesh, and Romanowicz M.."Finite size effects in ferroelectric nanosystems: Absence of mode softening."2003 Nanotechnology Conference and Trade Show - Nanotech 2003
2 (2003) 76-79.
2002
Nagarajan, V., A. Stanishevsky, L. Chen, T. Zhao, B.-T. Liu, J. Melngailis, A.L. Roytburd, Ramamoorthy Ramesh, J. Finder, Z. Yu, R. Droopad, and K. Eisenbeiser."Realizing intrinsic piezoresponse in epitaxial submicron lead zirconate titanate capacitors on Si."Applied Physics Letters
81 (2002) 4215-4217. DOI