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2019
Yi, D., P. Yu, Y.-C. Chen, H.-H. Lee, Q. He, Y.-H. Chu, and Ramamoorthy Ramesh."Tailoring Magnetoelectric Coupling in BiFeO 3 /La 0.7 Sr 0.3 MnO 3 Heterostructure through the Interface Engineering."Advanced Materials
31 (2019). DOI
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
2017
Balke, N., Ramamoorthy Ramesh, and P. Yu."Manipulating Ferroelectrics through Changes in Surface and Interface Properties."ACS Applied Materials and Interfaces
9 (2017) 39736-39746. DOI
2014
Becher, C., M. Trassin, M. Lilienblum, C.T. Nelson, S.J. Suresha, D. Yi, P. Yu, Ramamoorthy Ramesh, M. Fiebig, and D. Meier."Functional ferroic heterostructures with tunable integral symmetry."Nature Communications
5 (2014). DOI
Singh, S., J.T. Haraldsen, J. Xiong, E.M. Choi, P. Lu, D. Yi, X.-D. Wen, J. F. Liu, H. Wang, Z. Bi, P. Yu, M.R. Fitzsimmons, J.L. MacManus-Driscoll, Ramamoorthy Ramesh, A.V. Balatsky, J.-X. Zhu, and Q.X. Jia."Induced magnetization in La0.7Sr0.3MnO3/BiFeO3 superlattices."Physical Review Letters
113 (2014). DOI
2013
Zhang, J., X. Ke, G. Gou, J. Seidel, B. Xiang, P. Yu, W.-I. Liang, A.M. Minor, Y.-H. Chu, G. Van Tendeloo, X. Ren, and Ramamoorthy Ramesh."A nanoscale shape memory oxide."Nature Communications
4 (2013). DOI
Yi, D., J. F. Liu, S. Okamoto, S. Jagannatha, Y.-C. Chen, P. Yu, Y.-H. Chu, E. Arenholz, and Ramamoorthy Ramesh."Tuning the competition between ferromagnetism and antiferromagnetism in a half-doped manganite through magnetoelectric coupling."Physical Review Letters
111 (2013). DOI
Huijben, M., P. Yu, L.W. Martin, H.J.A. Molegraaf, Y.-H. Chu, M.B. Holcomb, N. Balke, G. Rijnders, and Ramamoorthy Ramesh."Ultrathin limit of exchange bias coupling at oxide multiferroic/ ferromagnetic interfaces."Advanced Materials
25 (2013) 4739-4745. DOI
2012
Kim, Y.-M., P. Yu, Y.-H. Chu, Ramamoorthy Ramesh, S.J. Pennycook, S.V. Kalinin, and A.Y. Borisevich."Direct Mapping of Octahedral Tilts in Perovskite Oxide Materials Using Bright Field Scanning Transmission Electron Microscopy."Microscopy and Microanalysis
18 (2012) 420-421. DOI
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
Khan, Islam, D. Bhowmik, P. Yu, Joo Kim, X. Pan, Ramamoorthy Ramesh, and S. Salahuddin."Erratum: Experimental evidence of ferroelectric negative capacitance in nanoscale heterostructures (Applied Physics Letters (2011) 99 (113501))."Applied Physics Letters
100 (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
Borisevich, A.Y., A.R. Lupini, J. He, E.A. Eliseev, A.N. Morozovska, G.S. Svechnikov, P. Yu, Y.-H. Chu, Ramamoorthy Ramesh, S.T. Pantelides, S.V. Kalinin, and S.J. Pennycook."Interface dipole between two metallic oxides caused by localized oxygen vacancies."Physical Review B - Condensed Matter and Materials Physics
86 (2012). DOI
Yu, P., Y.-H. Chu, and Ramamoorthy Ramesh."Oxide interfaces: Pathways to novel phenomena."Materials Today
15 (2012) 320-327. DOI
Maksymovych, P., A.N. Morozovska, P. Yu, E.A. Eliseev, Y.-H. Chu, Ramamoorthy Ramesh, A.P. Baddorf, and S.V. Kalinin."Tunable metallic conductance in ferroelectric nanodomains."Nano Letters
12 (2012) 209-213. 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
Chang, H.J., S.V. Kalinin, A.N. Morozovska, M. Huijben, Y.-H. Chu, P. Yu, Ramamoorthy Ramesh, E.A. Eliseev, G.S. Svechnikov, S.J. Pennycook, and A.Y. Borisevich."Atomically resolved mapping of polarization and electric fields across ferroelectric/oxide interfaces by z-contrast imaging."Advanced Materials
23 (2011) 2474-2479. DOI
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
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). DOI
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). DOI
Khan, Islam, D. Bhowmik, P. Yu, Joo Kim, X. Pan, Ramamoorthy Ramesh, and S. Salahuddin."Experimental evidence of ferroelectric negative capacitance in nanoscale heterostructures."Applied Physics Letters
99 (2011). DOI
Zhou, S.Y., Y. Zhu, M.C. Langner, Y.-D. Chuang, P. Yu, W.L. Yang, A.G. Gonzalez, N. Tahir, M. Rini, Y.-H. Chu, Ramamoorthy Ramesh, D.-H. Lee, Y. Tomioka, Y. Tokura, Z. Hussain, and R.W. Schoenlein."Ferromagnetic enhancement of CE-type spin ordering in (Pr,Ca)MnO 3."Physical Review Letters
106 (2011). DOI
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. DOI
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). DOI
Kehr, S.C., P. Yu, Y. Liu, M. Parzefall, A.I. Khan, R. Jacob, M.T. Wenzel, H.-G. von Ribbeck, M. Helm, X. Zhang, L.M. Eng, and Ramamoorthy Ramesh."Microspectroscopy on perovskite-based superlenses [Invited]."Optical Materials Express
1 (2011) 1051-1060. DOI