Publications

2010

Kumar, A., S. Denev, R.J. Zeches, E. Vlahos, N.J. Podraza, A. Melville, D.G. Schlom, Ramamoorthy Ramesh, and V. Gopalan."Probing mixed tetragonal/rhombohedral-like monoclinic phases in strained bismuth ferrite films by optical second harmonic generation."Applied Physics Letters 97 (2010). DOI
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). DOI
Scullin, M.L., J. Ravichandran, C. Yu, M. Huijben, J. Seidel, A. Majumdar, and Ramamoorthy Ramesh."Pulsed laser deposition-induced reduction of SrTiO3 crystals."Acta Materialia 58 (2010) 457-463. 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
Wu, S.M., S.A. Cybart, P. Yu, M.D. Rossell, J.X. Zhang, Ramamoorthy Ramesh, and R.C. Dynes."Reversible electric control of exchange bias in a multiferroic field-effect device."Nature Materials 9 (2010) 756-761. 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
Pantel, D., Y.-H. Chu, L.W. Martin, Ramamoorthy Ramesh, D. Hesse, and M. Alexe."Switching kinetics in epitaxial BiFeO3 thin films."Journal of Applied Physics 107 (2010). DOI
Ravichandran, J., W. Siemons, J. Kardel, H. Heijmerikx, A. Chari, D. Oh, D. Cahill, Ramamoorthy Ramesh, and A. Majumdar."Thermoelectricity of double doped strontium titanate."2010 14th International Heat Transfer Conference, IHTC 14 4 (2010) 839-843. DOI
Xu, X.S., J.F. Ihlefeld, J.H. Lee, O.K. Ezekoye, E. Vlahos, Ramamoorthy Ramesh, V. Gopalan, X.Q. Pan, D.G. Schlom, and J.L. Musfeldt."Tunable band gap in Bi (Fe1-x Mnx) O3 films."Applied Physics Letters 96 (2010). DOI
Benatmane, N., S.P. Crane, F. Zavaliche, Ramamoorthy Ramesh, and T.W. Clinton."Voltage-dependent ferromagnetic resonance in epitaxial multiferroic nanocomposites."Applied Physics Letters 96 (2010). DOI

2009

Seidel, J., L.W. Martin, Q. He, Q. Zhan, Y.-H. Chu, A. Rother, M.E. Hawkridge, P. Maksymovych, P. Yu, M. Gajek, N. Balke, S.V. Kalinin, S. Gemming, F. Wang, G. Catalan, J.F. Scott, N.A. Spaldin, J. Orenstein, and Ramamoorthy Ramesh."Conduction at domain walls in oxide multiferroics."Nature Materials 8 (2009) 229-234. DOI
Maksymovych, P., N. Balke, S. Jesse, M. Huijben, Ramamoorthy Ramesh, A.P. Baddorf, and S.V. Kalinin."Defect-induced asymmetry of local hysteresis loops on BiFeO3 surfaces."Journal of Materials Science 44 (2009) 5095-5101. DOI
Yuan, G.L., L.W. Martin, Ramamoorthy Ramesh, and A. Uedono."The dependence of oxygen vacancy distributions in BiFeO3 films on oxygen pressure and substrate."Applied Physics Letters 95 (2009). DOI
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
Jang, H.W., D. Ortiz, S.-H. Baek, C.M. Folkman, R.R. Das, P. Shafer, Y. H. Chen, C.T. Nelson, X. Pan, Ramamoorthy Ramesh, and C.-B. Eom."Domain engineering for enhanced ferroelectric properties of epitaxial (001) BiFeO thin films."Advanced Materials 21 (2009) 817-823. 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
Miller, L.M., C.C. Ho, P.C. Shafer, P.K. Wright, J.W. Evans, and Ramamoorthy Ramesh."Integration of a low frequency, tunable MEMS piezoelectric energy harvester and a thick film micro capacitor as a power supply system for wireless sensor nodes."2009 IEEE Energy Conversion Congress and Exposition, ECCE 2009 (2009) 2627-2634. DOI
Chang, H.J., A.Y. Borisevich, N. Balke, S.V. Kalinin, Ramamoorthy Ramesh, M. Huijben, and S.J. Pennycook."Interfacial structure in multiferroic BiFeO3 thin films."Microscopy and Microanalysis 15 (2009) 1028-1029. DOI
Maksymovych, P., S. Jesse, M. Huijben, Ramamoorthy Ramesh, A. Morozovska, S. Choudhury, L.-Q. Chen, A.P. Baddorf, and S.V. Kalinin."Intrinsic nucleation mechanism and disorder effects in polarization switching on ferroelectric surfaces."Physical Review Letters 102 (2009). 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
Ramesh, Ramamoorthy."Materials science: Emerging routes to multiferroics."Nature 461 (2009) 1218-1219. DOI
Ramesh, Ramamoorthy, and N.A. Spaldin."Multiferroics: Progress and prospects in thin films."Nanoscience and Technology: A Collection of Reviews from Nature Journals (2009) 20-28. DOI
Chu, Y.-H., Q. He, C.-H. Yang, P. Yu, L.W. Martin, P. Shafer, and Ramamoorthy Ramesh."Nanoscale control of domain architectures in BiFeO 3 thin films."Nano Letters 9 (2009) 1726-1730. 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