Publications

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Journal Article
Chang, H., S.V. Kalinin, S. Yang, P. Yu, S. Bhattacharya, P.P. Wu, N. Balke, S. Jesse, L.Q. Chen, Ramamoorthy Ramesh, S.J. Pennycook, and A.Y. Borisevich. "Watching domains grow: In-situ studies of polarization switching by combined scanning probe and scanning transmission electron microscopy." Journal of Applied Physics 110 (2011).
Jang, H.W., S.H. Baek, D. Ortiz, C.M. Folkman, R.R. Das, Y.H. Chu, P. Shafer, J.X. Zhang, S. Choudhury, V. Vaithyanathan, Y.B. Chen, D.A. Felker, M.D. Biegalski, M.S. Rzchowski, X.Q. Pan, D.G. Schlom, L.Q. Chen, Ramamoorthy Ramesh, and C.B. Eom. "Strain-induced polarization rotation in epitaxial (001) BiFeO3 thin films." Physical Review Letters 101 (2008).
Zeches, R.J., M.D. Rossell, J.X. Zhang, A.J. Hatt, Q. He, C.-H. Yang, A. Kumar, C.H. Wang, A. Melville, C. Adamo, G. Sheng, Y.-H. Chu, J.F. Ihlefeld, R. Erni, C. Ederer, V. Gopalan, L.Q. Chen, D.G. Schldin, N.A. Spaldin, L.W. Martin, and Ramamoorthy Ramesh. "A strain-driven morphotropic phase boundary in bifeO3." Science 326 (2009) 977-980.
Cruz, M.P., Y.H. Chu, J.X. Zhang, P.L. Yang, F. Zavaliche, Q. He, P. Shafer, L.Q. Chen, and Ramamoorthy Ramesh. "Strain control of domain-wall stability in epitaxial BiFeO3 (110) films." Physical Review Letters 99 (2007).
Zhang, J.X., Y.L. Li, D.G. Schlom, L.Q. Chen, F. Zavaliche, Ramamoorthy Ramesh, and Q.X. Jia. "Phase-field model for epitaxial ferroelectric and magnetic nanocomposite thin films." Applied Physics Letters 90 (2007).
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).
Das, S., Y.L. Tang, Z. Hong, M.A.P. Gonçalves, M.R. McCarter, C. Klewe, K.X. Nguyen, F. Gómez-Ortiz, P. Shafer, E. Arenholz, V.A. Stoica, S.-L. Hsu, B. Wang, C. Ophus, J.F. Liu, C.T. Nelson, S. Saremi, B. Prasad, A.B. Mei, D.G. Schlom, J. Íñiguez, P. García-Fernández, D.A. Muller, L.Q. Chen, J. Junquera, L.W. Martin, and Ramamoorthy Ramesh. "Observation of room-temperature polar skyrmions." Nature 568 (2019) 368-372.
Yadav, A.K., C.T. Nelson, S.L. Hsu, Z. Hong, J.D. Clarkson, C.M. Schlepuëtz, A.R. Damodaran, P. Shafer, E. Arenholz, L.R. Dedon, D. Chen, A. Vishwanath, A.M. Minor, L.Q. Chen, J.F. Scott, L.W. Martin, and Ramamoorthy Ramesh. "Observation of polar vortices in oxide superlattices." Nature 530 (2016) 198-201.
Fan, W., J. Cao, J. Seidel, Y. Gu, J.W. Yim, C. Barrett, K.M. Yu, J. Ji, Ramamoorthy Ramesh, L.Q. Chen, and J. Wu. "Large kinetic asymmetry in the metal-insulator transition nucleated at localized and extended defects." Physical Review B - Condensed Matter and Materials Physics 83 (2011).
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.
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.
Yadav, A.K., C.T. Nelson, S.L. Hsu, Z. Hong, J.D. Clarkson, C.M. Schlepütz, A.R. Damodaran, P. Shafer, E. Arenholz, L.R. Dedon, D. Chen, A. Vishwanath, A.M. Minor, L.Q. Chen, J.F. Scott, L.W. Martin, and Ramamoorthy Ramesh. "Erratum: Observation of polar vortices in oxide superlattices (Nature (2016) 530 (198-201) DOI:10.1038/nature16463)." Nature 534 (2016) 138.
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.
Liu, Z.Q., J.H. Liu, M.D. Biegalski, J.-M. Hu, S.L. Shang, Y. Ji, J.M. Wang, S.L. Hsu, A.T. Wong, M.J. Cordill, B. Gludovatz, C. Marker, H. Yan, Z.X. Feng, L. You, M.W. Lin, T.Z. Ward, Z.K. Liu, C.B. Jiang, L.Q. Chen, R.O. Ritchie, H.M. Christen, and Ramamoorthy Ramesh. "Electrically reversible cracks in an intermetallic film controlled by an electric field." Nature Communications 9 (2018).
Zhang, J.X., Y.L. Li, Y. Wang, Z.K. Liu, L.Q. Chen, Y.H. Chu, F. Zavaliche, and Ramamoorthy Ramesh. "Effect of substrate-induced strains on the spontaneous polarization of epitaxial BiFeO3 thin films." Journal of Applied Physics 101 (2007).
Gao, Y., J.-M. Hu, C.T. Nelson, T.N. Yang, Y. Shen, L.Q. Chen, Ramamoorthy Ramesh, and C.W. Nan. "Dynamic in situ observation of voltage-driven repeatable magnetization reversal at room temperature." Scientific Reports 6 (2016).
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.
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).