Publications
2018
Huang, B.-C., P. Yu, Y.H. Chu, C.-S. Chang, Ramamoorthy Ramesh, R.E. Dunin-Borkowski, P. Ebert, and Y.-P. Chiu."Atomically Resolved Electronic States and Correlated Magnetic Order at Termination Engineered Complex Oxide Heterointerfaces."ACS Nano
12 (2018) 1089-1095. DOI
2013
Lubk, A., M.D. Rossell, J. Seidel, Y.H. Chu, Ramamoorthy Ramesh, M.J. Hÿtch, and E. Snoeck."Electromechanical coupling among edge dislocations, domain walls, and nanodomains in BiFeO3 revealed by unit-cell-wise strain and polarization maps."Nano Letters
13 (2013) 1410-1415. DOI
2012
Yu, P., Y.H. Chu, and Ramamoorthy Ramesh."Emergent phenomena at multiferroic heterointerfaces."Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences
370 (2012) 4856-4871. DOI
Balke, N., B. Winchester, W. Ren, Y.H. Chu, A.N. Morozovska, E.A. Eliseev, M. Huijben, R.K. Vasudevan, P. Maksymovych, J. Britson, S. Jesse, I. Kornev, Ramamoorthy Ramesh, L. Bellaiche, L.Q. Chen, and S.V. Kalinin."Enhanced electric conductivity at ferroelectric vortex cores in BiFeO 3."Nature Physics
8 (2012) 81-88. DOI
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). DOI
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. DOI
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). DOI
Kim, Y.-M., A. Hatt, A. Kumar, I. Ivanov, A. Morozovska, A. Tselev, Y.H. Chu, P. Yu, M.D. Biegalski, Ramamoorthy Ramesh, E. Eliseev, S.J. Pennycook, J. Rondinelli, S.V. Kalinin, and A.Y. Borisevich."Unconventional Antiferroelectric Phase Stabilization in Thin Film BiFeO3 by Interface-Induced Rotoelectric Coupling Effect."Microscopy and Microanalysis
18 (2012) 412-413. DOI
2011
Polomoff, N.A., A. Rakin, S. Lee, V. Palumbo, P. Yu, Y.H. Chu, Ramamoorthy Ramesh, and B.D. Huey."Correlation between nanoscale and nanosecond resolved ferroelectric domain dynamics and local mechanical compliance."Journal of Applied Physics
109 (2011). DOI
Maksymovych, P., J. Seidel, Y.H. Chu, P. Wu, A.P. Baddorf, L.-Q. Chen, S.V. Kalinin, and Ramamoorthy Ramesh."Dynamic conductivity of ferroelectric domain walls in BiFeO3."Nano Letters
11 (2011) 1906-1912. DOI
2010
Langner, M.C., C.L.S. Kantner, Y.H. Chu, L.M. Martin, P. Yu, Ramamoorthy Ramesh, and J. Orenstein."Effective thermal boundary resistance from thermal decoupling of magnons and phonons in SrRuO3 thin films."Physical Review B - Condensed Matter and Materials Physics
82 (2010). DOI
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. DOI
Oh, Y.S., S. Crane, H. Zheng, Y.H. Chu, Ramamoorthy Ramesh, and K.H. Kim."Quantitative determination of anisotropic magnetoelectric coupling in BiFeO3-CoFe2O4 nanostructures."Applied Physics Letters
97 (2010). DOI
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). DOI
Borisevich, A.Y., H.J. Chang, M. Huijben, M.P. Oxley, S. Okamoto, M.K. Niranjan, J.D. Burton, E.Y. Tsymbal, Y.H. Chu, P. Yu, Ramamoorthy Ramesh, S.V. Kalinin, and S.J. Pennycook."Suppression of octahedral tilts and associated changes in electronic properties at epitaxial oxide heterostructure interfaces."Physical Review Letters
105 (2010). DOI
2009
Balke, N., S. Choudhury, S. Jesse, M. Huijben, Y.H. Chu, A.P. Baddorf, L.Q. Chen, Ramamoorthy Ramesh, and S.V. Kalinin."Deterministic control of ferroelastic switching in multiferroic materials."Nature Nanotechnology
4 (2009) 868-875. DOI
Yang, C.-H., J. Seidel, S.Y. Kim, P.B. Rossen, P. Yu, M. Gajek, Y.H. Chu, L.W. Martin, M.B. Holcomb, Q. He, P. Maksymovych, N. Balke, S.V. Kalinin, A.P. Baddorf, S.R. Basu, M.L. Scullin, and Ramamoorthy Ramesh."Electric modulation of conduction in multiferroic Ca-doped BiFeO 3 films."Nature Materials
8 (2009) 485-493. DOI
Ramirez, M.O., A. Kumar, S.A. Denev, N.J. Podraza, X.S. Xu, R.C. Rai, Y.H. Chu, J. Seidel, L.W. Martin, S.-Y. Yang, E. Saiz, J.F. Ihlefeld, S. Lee, J. Klug, S.W. Cheong, M.J. Bedzyk, O. Auciello, D.G. Schlom, Ramamoorthy Ramesh, J. Orenstein, J.L. Musfeldt, and V. Gopalan."Magnon sidebands and spin-charge coupling in bismuth ferrite probed by nonlinear optical spectroscopy."Physical Review B - Condensed Matter and Materials Physics
79 (2009). DOI
Langner, M.C., C.L.S. Kantner, Y.H. Chu, L.M. Martin, P. Yu, J. Seidel, Ramamoorthy Ramesh, and J. Orenstein."Observation of ferromagnetic resonance in SrRuO3 by the time-resolved magneto-optical Kerr effect."Physical Review Letters
102 (2009). DOI
Xu, X.S., T.V. Brinzari, S. Lee, Y.H. Chu, L.W. Martin, A. Kumar, S. McGill, R.C. Rai, Ramamoorthy Ramesh, V. Gopalan, S.W. Cheong, and J.L. Musfeldt."Optical properties and magnetochromism in multiferroic BiFeO3."Physical Review B - Condensed Matter and Materials Physics
79 (2009). DOI
Pintilie, L., C. Dragoi, Y.H. Chu, L.W. Martin, Ramamoorthy Ramesh, and M. Alexe."Orientation-dependent potential barriers in case of epitaxial Pt- BiFeO3 - SrRuO3 capacitors."Applied Physics Letters
94 (2009). DOI
Huang, C.W., L. Chen, J. Wang, Q. He, S.Y. Yang, Y.H. Chu, and Ramamoorthy Ramesh."Phenomenological analysis of domain width in rhombohedral BiFeO3 films."Physical Review B - Condensed Matter and Materials Physics
80 (2009). DOI
Ramirez, M.O., A. Kumar, S.A. Denev, Y.H. Chu, J. Seidel, L.W. Martin, S.-Y. Yang, R.C. Rai, X.S. Xue, J.F. Ihlefeld, N.J. Podraza, E. Saiz, S. Lee, J. Klug, S.W. Cheong, M.J. Bedzyk, O. Auciello, D.G. Schlom, J. Orenstein, Ramamoorthy Ramesh, J.L. Musfeldt, A.P. Litvinchuk, and V. Gopalan."Spin-charge-lattice coupling through resonant multimagnon excitations in multiferroic BiFe O3."Applied Physics Letters
94 (2009). DOI
Rodriguez, B.J., S. Choudhury, Y.H. Chu, A. Bhattacharyya, S. Jesse, K. Seal, A.P. Baddorf, Ramamoorthy Ramesh, L.-Q. Chen, and S.V. Kalinin."Unraveling deterministic mesoscopic polarization switching mechanisms: spatially resolved studies of a tilt grain boundary in bismuth ferrite."Advanced Functional Materials
19 (2009) 2053-2063. DOI
2008
Zhang, J.X., Y.L. Li, S. Choudhury, L.Q. Chen, Y.H. Chu, F. Zavaliche, M.P. Cruz, Ramamoorthy Ramesh, and Q.X. Jia."Computer simulation of ferroelectric domain structures in epitaxial BiFe O3 thin films."Journal of Applied Physics
103 (2008). DOI