Publications

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Author Title Type [ Year(Asc)]
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2015
Zhao, Y., S. Zhang, P. Li, A. Chen, D. Li, S. Rizwan, J. Zhang, J. Seidel, T. Qu, Z. Luo, Q. He, L. Yang, Y. Wu, X. Jin, C. Gao, X. Han, and Ramamoorthy Ramesh. "Electric-field control of magnetism in multiferroic heterostructures." 2015 IEEE International Magnetics Conference, INTERMAG 2015. Institute of Electrical and Electronics Engineers Inc., 2015.
2012
Zhang, S., Y.G. Zhao, P.S. Li, J.J. Yang, S. Rizwan, J.X. Zhang, J. Seidel, T.L. Qu, Y.J. Yang, Z.L. Luo, Q. He, T. Zou, Q.P. Chen, J.W. Wang, L.F. Yang, Y. Sun, Y.Z. Wu, X. Xiao, X.F. Jin, J. Huang, C. Gao, X.F. Han, and Ramamoorthy Ramesh. "Electric-field control of nonvolatile magnetization in Co 40Fe 40B 20/Pb(Mg 1/3Nb 2/3) 0.7Ti 0.3O 3 structure at room temperature." Physical Review Letters 108 (2012).
Lubk, A., M.D. Rossell, J. Seidel, Q. He, S.Y. Yang, Y.H. Chu, Ramamoorthy Ramesh, M.J. Hÿtch, and E. Snoeck. "Evidence of sharp and diffuse domain walls in BiFeO 3 by means of unit-cell-wise strain and polarization maps obtained with high resolution scanning transmission electron microscopy." Physical Review Letters 109 (2012).
Yu, P., W. Luo, D. Yi, J.X. Zhang, M.D. Rossell, C.-H. Yang, L. You, G. Singh-Bhalla, S.Y. Yang, Q. He, Q.M. Ramasse, R. Erni, L.W. Martin, Y.H. Chu, S.T. Pantelides, S.J. Pennycook, and Ramamoorthy Ramesh. "Interface control of bulk ferroelectric polarization." Proceedings of the National Academy of Sciences of the United States of America 109 (2012) 9710-9715.
He, Q., C.-H. Yeh, J.-C. Yang, G. Singh-Bhalla, C.-W. Liang, P.-W. Chiu, G. Catalan, L.W. Martin, Y.-H. Chu, J.F. Scott, and Ramamoorthy Ramesh. "Magnetotransport at domain walls in BiFeO 3." Physical Review Letters 108 (2012).
He, Q., E. Arenholz, A. Scholl, Y.-H. Chu, and Ramamoorthy Ramesh. "Nanoscale characterization of emergent phenomena in multiferroics." Current Opinion in Solid State and Materials Science 16 (2012) 216-226.
Zhang, J.X., R.J. Zeches, Q. He, Y.-H. Chu, and Ramamoorthy Ramesh. "Nanoscale phase boundaries: A new twist to novel functionalities." Nanoscale 4 (2012) 6196-6204.
Yang, J.C., Q. He, S.J. Suresha, C.Y. Kuo, C.Y. Peng, R.C. Haislmaier, M.A. Motyka, G. Sheng, C. Adamo, H.J. Lin, Z. Hu, L. Chang, L.H. Tjeng, E. Arenholz, N.J. Podraza, M. Bernhagen, R. Uecker, D.G. Schlom, V. Gopalan, L.Q. Chen, C.T. Chen, Ramamoorthy Ramesh, and Y.H. Chu. "Orthorhombic BiFeO3." Physical Review Letters 109 (2012).
2011
Chiu, Y.-P., Y.-T. Chen, B.-C. Huang, M.-C. Shih, J.-C. Yang, Q. He, C.-W. Liang, J. Seidel, Y.-C. Chen, Ramamoorthy Ramesh, and Y.-H. Chu. "Atomic-scale evolution of local electronic structure across multiferroic domain walls." Advanced Materials 23 (2011) 1530-1534.
Ko, K.-T., M.H. Jung, Q. He, J.H. Lee, C.S. Woo, K. Chu, J. Seidel, B.-G. Jeon, Y.S. Oh, K.H. Kim, W.-I. Liang, H.-J. Chen, Y.-H. Chu, Y.H. Jeong, Ramamoorthy Ramesh, J.-H. Park, and C.-H. Yang. "Concurrent transition of ferroelectric and magnetic ordering near room temperature." Nature Communications 2 (2011).
Wu, C.-L., P.-W. Lee, Y.-C. Chen, L.-Y. Chang, C.-H. Chen, C.-W. Liang, P. Yu, Q. He, Ramamoorthy Ramesh, and Y.-H. Chu. "Direct spectroscopic evidence of charge reversal at the Pb(Zr 0.2Ti0.8)O3/La0.7Sr 0.3MnO3 heterointerface." Physical Review B - Condensed Matter and Materials Physics 83 (2011).
He, Q., Y.-H. Chu, J.T. Heron, S.Y. Yang, W.I. Liang, C.Y. Kuo, H.J. Lin, P. Yu, C.W. Liang, R.J. Zeches, W.C. Kuo, J.Y. Juang, C.T. Chen, E. Arenholz, A. Scholl, and Ramamoorthy Ramesh. "Electrically controllable spontaneous magnetism in nanoscale mixed phase multiferroics." Nature Communications 2 (2011).
Heron, J.T., M. Trassin, K. Ashraf, M. Gajek, Q. He, S.Y. Yang, Y.-H. Chu, S. Salahuddin, and Ramamoorthy Ramesh. "Electric-field-induced magnetization reversal in a ferromagnet-multiferroic heterostructure." Physical Review Letters 107 (2011).
Zhang, J.X., B. Xiang, Q. He, J. Seidel, R.J. Zeches, P. Yu, S.Y. Yang, C.H. Wang, Y.-H. Chu, L.W. Martin, A.M. Minor, and Ramamoorthy Ramesh. "Large field-induced strains in a lead-free piezoelectric material." Nature Nanotechnology 6 (2011) 98-102.
Zhang, J.X., Q. He, M. Trassin, W. Luo, D. Yi, M.D. Rossell, P. Yu, L. You, C.H. Wang, C.Y. Kuo, J.T. Heron, Z. Hu, R.J. Zeches, H.J. Lin, A. Tanaka, C.T. Chen, L.H. Tjeng, Y.-H. Chu, and Ramamoorthy Ramesh. "Microscopic origin of the giant ferroelectric polarization in tetragonal-like BiFeO3." Physical Review Letters 107 (2011).
2010
Seidel, J., P. Maksymovych, Y. Batra, A. Katan, S.-Y. Yang, Q. He, A.P. Baddorf, S.V. Kalinin, C.-H. Yang, J.-C. Yang, Y.-H. Chu, E.K.H. Salje, H. Wormeester, M. Salmeron, and Ramamoorthy Ramesh. "Domain wall conductivity in La-doped BiFeO3." Physical Review Letters 105 (2010).
Baek, S.H., H.W. Jang, C.M. Folkman, Y.L. Li, B. Winchester, J.X. Zhang, Q. He, Y.H. Chu, C.T. Nelson, M.S. Rzchowski, X.Q. Pan, Ramamoorthy Ramesh, L.Q. Chen, and C.B. Eom. "Ferroelastic switching for nanoscale non-volatile magnetoelectric devices." Nature Materials 9 (2010) 309-314.
Yu, P., J.-S. Lee, S. Okamoto, M.D. Rossell, M. Huijben, C.-H. Yang, Q. He, J.X. Zhang, S.Y. Yang, M.J. Lee, Q.M. Ramasse, R. Erni, Y.-H. Chu, D.A. Arena, C.-C. Kao, L.W. Martin, and Ramamoorthy Ramesh. "Interface ferromagnetism and orbital reconstruction in BiFeO 3-La0.7Sr0.3MnO3 heterostructures." Physical Review Letters 105 (2010).
Arenholz, E., G. Van Der Laan, A. Fraile-Rodríguez, P. Yu, Q. He, and Ramamoorthy Ramesh. "Probing ferroelectricity in PbZr0.2 Ti0.8 O 3 with polarized soft x rays." Physical Review B - Condensed Matter and Materials Physics 82 (2010).
Holcomb, M.B., L.W. Martin, A. Scholl, Q. He, P. Yu, C.-H. Yang, S.Y. Yang, P.-A. Glans, M. Valvidares, M. Huijben, J.B. Kortright, J. Guo, Y.-H. Chu, and Ramamoorthy Ramesh. "Probing the evolution of antiferromagnetism in multiferroics." Physical Review B - Condensed Matter and Materials Physics 81 (2010).
Huang, C.W., Y.H. Chu, Z.H. Chen, J. Wang, T. Sritharan, Q. He, Ramamoorthy Ramesh, and L. Chen. "Strain-driven phase transitions and associated dielectric/piezoelectric anomalies in BiFeO3 thin films." Applied Physics Letters 97 (2010).

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