Publications

2020

Barrozo, P., D.R. Småbråten, Y.-L. Tang, B. Prasad, S. Saremi, R. Ozgur, V. Thakare, R.A. Steinhardt, M.E. Holtz, V.A. Stoica, L.W. Martin, D.G. Schlom, S.M. Selbach, and Ramamoorthy Ramesh."Defect-Enhanced Polarization Switching in the Improper Ferroelectric LuFeO3."Advanced Materials (2020). DOI

2019

Ramesh, Ramamoorthy, and D.G. Schlom."Creating emergent phenomena in oxide superlattices."Nature Reviews Materials 4 (2019) 257-268. DOI
Gray, I., G.M. Stiehl, J.T. Heron, A.B. Mei, D.G. Schlom, Ramamoorthy Ramesh, D.C. Ralph, and G.D. Fuchs."Imaging uncompensated moments and exchange-biased emergent ferromagnetism in FeRh thin films."Physical Review Materials 3 (2019). DOI
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. DOI

2017

Mundy, J.A., J. Schaab, Y. Kumagai, A. Cano, M. Stengel, I.P. Krug, D.M. Gottlob, H. Doǧanay, M.E. Holtz, R. Held, Z. Yan, E. Bourret, C.M. Schneider, D.G. Schlom, D.A. Muller, Ramamoorthy Ramesh, N.A. Spaldin, and D. Meier."Functional electronic inversion layers at ferroelectric domain walls."Nature Materials 16 (2017) 622-627. DOI
Clarkson, J.D., I. Fina, Z.Q. Liu, Y. Lee, J. Kim, C. Frontera, K. Cordero, S. Wisotzki, F. Sanchez, J. Sort, S.L. Hsu, C. Ko, L. Aballe, M. Foerster, J. Wu, H.M. Christen, J.T. Heron, D.G. Schlom, S. Salahuddin, N. Kioussis, J. Fontcuberta, X. Marti, and Ramamoorthy Ramesh."Hidden Magnetic States Emergent under Electric Field, in A Room Temperature Composite Magnetoelectric Multiferroic."Scientific Reports 7 (2017). DOI
Chen, D., C.T. Nelson, X. Zhu, C.R. Serrao, J.D. Clarkson, Z. Wang, Y. Gao, S.-L. Hsu, L.R. Dedon, Z. Chen, D. Yi, H.-J. Liu, D. Zeng, Y.-H. Chu, J. F. Liu, D.G. Schlom, and Ramamoorthy Ramesh."A Strain-Driven Antiferroelectric-to-Ferroelectric Phase Transition in La-Doped BiFeO3 Thin Films on Si."Nano Letters 17 (2017) 5823-5829. DOI

2016

Mundy, J.A., C.M. Brooks, M.E. Holtz, J.A. Moyer, H. Das, A.F. Rébola, J.T. Heron, J.D. Clarkson, S.M. Disseler, Z. Liu, A. Farhan, R. Held, R. Hovden, E. Padgett, Q. Mao, H. Paik, R. Misra, L.F. Kourkoutis, E. Arenholz, A. Scholl, J.A. Borchers, W.D. Ratcliff, Ramamoorthy Ramesh, C.J. Fennie, P. Schiffer, D.A. Muller, and D.G. Schlom."Atomically engineered ferroic layers yield a room-temperature magnetoelectric multiferroic."Nature 537 (2016) 523-527. DOI

2015

Lee, Y., Z.Q. Liu, J.T. Heron, J.D. Clarkson, J. Hong, C. Ko, M.D. Biegalski, U. Aschauer, S.L. Hsu, M.E. Nowakowski, J. Wu, H.M. Christen, S. Salahuddin, J.B. Bokor, N.A. Spaldin, D.G. Schlom, and Ramamoorthy Ramesh."Large resistivity modulation in mixed-phase metallic systems."Nature Communications 6 (2015). DOI

2014

Ravichandran, J., A.K. Yadav, R. Cheaito, P.B. Rossen, A. Soukiassian, S.J. Suresha, J.C. Duda, B.M. Foley, C.-H. Lee, Y. Zhu, A.W. Lichtenberger, J.E. Moore, D.A. Muller, D.G. Schlom, P.E. Hopkins, A. Majumdar, Ramamoorthy Ramesh, and M.A. Zurbuchen."Crossover from incoherent to coherent phonon scattering in epitaxial oxide superlattices."Nature Materials 13 (2014) 168-172. DOI
Heron, J.T., J.L. Bosse, Q. He, Y. Gao, M. Trassin, L. Ye, J.D. Clarkson, C. W. Wang, J. F. Liu, S. Salahuddin, D.C. Ralph, D.G. Schlom, J. Íñiguez, B.D. Huey, and Ramamoorthy Ramesh."Deterministic switching of ferromagnetism at room temperature using an electric field."Nature 516 (2014) 370-373. DOI
Schlom, D.G., L.-Q. Chen, C.J. Fennie, V. Gopalan, D.A. Muller, X. Pan, Ramamoorthy Ramesh, and R. Uecker."Elastic strain engineering of ferroic oxides."MRS Bulletin 39 (2014) 118-130. DOI
Heron, J.T., D.G. Schlom, and Ramamoorthy Ramesh."Electric field control of magnetism using BiFeO3-based heterostructures."Applied Physics Reviews 1 (2014). DOI

2013

Kaz, D.M., C.G. Bischak, C.L. Hetherington, H.H. Howard, X. Marti, J.D. Clarkson, C. Adamo, D.G. Schlom, Ramamoorthy Ramesh, S. Aloni, D.F. Ogletree, and N.S. Ginsberg."Bright cathodoluminescent thin films for scanning nano-optical excitation and imaging."ACS Nano 7 (2013) 10397-10404. DOI

2012

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

2011

Baek, S.H., J. Park, D.M. Kim, V.A. Aksyuk, R.R. Das, S.D. Bu, D.A. Felker, J. Lettieri, V. Vaithyanathan, S.S.N. Bharadwaja, N. Bassiri-Gharb, Y.B. Chen, H.P. Sun, C.M. Folkman, H.W. Jang, D.J. Kreft, S.K. Streiffer, Ramamoorthy Ramesh, X.Q. Pan, S. Trolier-McKinstry, D.G. Schlom, M.S. Rzchowski, R.H. Blick, and C.B. Eom."Giant piezoelectricity on Si for hyperactive MEMS."Science 334 (2011) 958-961. DOI
Oh, D.-W., J. Ravichandran, C.-W. Liang, W. Siemons, B. Jalan, C.M. Brooks, M. Huijben, D.G. Schlom, S. Stemmer, L.W. Martin, A. Majumdar, Ramamoorthy Ramesh, and D.G. Cahill."Thermal conductivity as a metric for the crystalline quality of SrTiO 3 epitaxial layers."Applied Physics Letters 98 (2011). DOI

2010

Chen, P., N.J. Podraza, X.S. Xu, A. Melville, E. Vlahos, V. Gopalan, Ramamoorthy Ramesh, D.G. Schlom, and J.L. Musfeldt."Optical properties of quasi-tetragonal BiFeO3 thin films."Applied Physics Letters 96 (2010). DOI
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
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

2009

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
Musfeldt, J.L., X.S. Xu, Ramamoorthy Ramesh, and D.G. Schlom."Optical properties of Bi(Fe,Mn)O3: Polar oxides for solar energy applications."ACS National Meeting Book of Abstracts (2009).
Yang, S.Y., L.W. Martin, S.J. Byrnes, T.E. Conry, S.R. Basu, D. Paran, L. Reichertz, J. Ihlefeld, C. Adamo, A. Melville, Y.-H. Chu, C.-H. Yang, J.L. Musfeldt, D.G. Schlom, J.W. Ager, and Ramamoorthy Ramesh."Photovoltaic effects in BiFeO3."Applied Physics Letters 95 (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
Zhang, J., M. Rutkowski, L.W. Martin, T. Conry, Ramamoorthy Ramesh, J.F. Ihlefeld, A. Melville, D.G. Schlom, and L.J. Brillson."Surface, bulk, and interface electronic states of epitaxial BiFeO 3 films."Journal of Vacuum Science and Technology B: Microelectronics and Nanometer Structures 27 (2009) 2012-2014. DOI