Publications

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Kim, J., Ramamoorthy Ramesh, and N. Kioussis. "Revealing the hidden structural phases of FeRh." Physical Review B 94 (2016).
Kim, D.M., C.B. Eom, V. Nagarajan, J. Ouyang, Ramamoorthy Ramesh, V. Vaithyanathan, and D.G. Schlom. "Thickness dependence of structural and piezoelectric properties of epitaxial Pb(Zr 0.52Ti 0.48)O 3 films on Si and SrTiO 3 substrates." Applied Physics Letters 88 (2006).
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.
Khan, A.I., K. Chatterjee, J.P. Duarte, Z. Lu, A. Sachid, S. Khandelwal, Ramamoorthy Ramesh, C. Hu, and S. Salahuddin. "Negative Capacitance in Short-Channel FinFETs Externally Connected to an Epitaxial Ferroelectric Capacitor." IEEE Electron Device Letters 37 (2016) 111-114.
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).
Khan, A.I., K. Chatterjee, B. Wang, S. Drapcho, L. You, C. Serrao, S.R. Bakaul, Ramamoorthy Ramesh, and S. Salahuddin. "Negative capacitance in a ferroelectric capacitor." Nature Materials 14 (2015) 182-186.
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).
Khan, Asif I, Korok Chatterjee, Juan Pablo Duarte, Zhongyuan Lu, Angada Sachid, Sourabh Khandelwal, Ramamoorthy Ramesh, Chenming C Hu, and Sayeef Salahuddin. "Negative Capacitance in Short-Channel FinFETs Externally Connected to an Epitaxial Ferroelectric Capacitor." IEEE Electron Device Letters 37 (2016) 111-114.
Khan, Asif I, Korok Chatterjee, Brian Wang, Steven Drapcho, Long You, Claudy R Serrao, Saidur R Bakaul, Ramamoorthy Ramesh, and Sayeef Salahuddin. "Negative Capacitance in a Ferroelectric Capacitor." Nature Materials 14.2 (2014) 182 - 186.
Khan, A.I., X. Marti, C. Serrao, Ramamoorthy Ramesh, and S. Salahuddin. "Voltage-Controlled Ferroelastic Switching in Pb(Zr0.2Ti0.8)O3 Thin Films." Nano Letters 15 (2015) 2229-2234.
Khan, Asif I, Xavier Marti, Claudy R Serrao, Ramamoorthy Ramesh, and Sayeef Salahuddin. "Voltage-Controlled Ferroelastic Switching in Pb(Zr0.2Ti0.8)O3 Thin Films." Nano Letters 15.4 (2015) 2229-2234.
Khan, A.I., K. Chatterjee, Ramamoorthy Ramesh, and S. Salahuddin. "Understanding negative capacitance dynamics in ferroelectric capacitors." 2015 4th Berkeley Symposium on Energy Efficient Electronic Systems, E3S 2015 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 2015.
Khan, A.I., M. Hoffmann, K. Chatterjee, Z. Lu, R. Xu, C. Serrao, S. Smith, L.W. Martin, C. Hu, Ramamoorthy Ramesh, and S. Salahuddin. "Differential voltage amplification from ferroelectric negative capacitance." Applied Physics Letters 111 (2017).
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.
Kehr, S.C., Y.M. Liu, L.W. Martin, P. Yu, M. Gajek, S.-Y. Yang, C.-H. Yang, M.T. Wenzel, R. Jacob, H.-G. von Ribbeck, M. Helm, X. Zhang, L.M. Eng, and Ramamoorthy Ramesh. "Near-field examination of perovskite-based superlenses and superlens-enhanced probe-object coupling." Nature Communications 2 (2011).
Keeble, D.J., B. Nielsen, A. Krishnan, K.G. Lynn, S. Madhukar, Ramamoorthy Ramesh, and C.F. Young. "Vacancy defects in (Pb, La)(Zr, Ti)O3 capacitors observed by positron annihilation." Applied Physics Letters 73 (1998) 318-320.
Keeble, D.J., A. Krishnan, M.T. Umlor, K.G. Lynn, W.L. Warren, D. Dimos, B.A. Tuttle, Ramamoorthy Ramesh, and E.H. Poindexter. "Positron annihilation studies of vacancy related defects in ceramic and thin film pb(zr,ti)o3 materials." Integrated Ferroelectrics 8 (1995) 121-128.
Keeble, D.J., S. Madhukar, B. Nielsen, A. Krishnan, P. Asoka-Kumar, S. Aggarwal, Ramamoorthy Ramesh, and E.H. Poindexter. "Vacancy related defects in La0.5Sr0.5CoO3-δ thin films." Materials Research Society Symposium - Proceedings. Vol. 477. MRS, Warrendale, PA, United States, 1997. 229-233.
Keeble, D.J., A. Krishnan, T. Friessnegg, B. Nielsen, S. Madhukar, S. Aggarwal, Ramamoorthy Ramesh, and E.H. Poindexter. "Vacancy defects in thin-film La0.5Sr0.5CoO3-δ observed by positron annihilation." Applied Physics Letters 73 (1998) 508-510.
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.
Kaplan, S.G., M. Quijada, H.D. Drew, D.B. Tanner, G.C. Xiong, Ramamoorthy Ramesh, C. Kwon, and T. Venkatesan. "Optical evidence for the dynamic jahn-teller effect in Nd0.7Sr0.3MnO3." Physical Review Letters 77 (1996) 2081-2084.
Kantner, C.L.S., M.C. Langner, W. Siemons, J.L. Blok, G. Koster, A.J.H.M. Rijnders, Ramamoorthy Ramesh, and J. Orenstein. "Determination of the spin-flip time in ferromagnetic SrRuO3 from time-resolved Kerr measurements." Physical Review B - Condensed Matter and Materials Physics 83 (2011).
Kalinin, S.V., S. Jesse, B.J. Rodriguez, K. Seal, A.P. Baddorf, T. Zhao, Y.H. Chu, Ramamoorthy Ramesh, E.A. Eliseev, A.N. Morozovska, B. Mirman, and E. Karapetian. "Recent advances in electromechanical imaging on the nanometer scale: Polarization dynamics in ferroelectrics, biopolymers, and liquid imaging." Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers 46 (2007) 5674-5685.
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.
Kalinin, S.V., S. Jesse, B.J. Rodriguez, Y.H. Chu, Ramamoorthy Ramesh, E.A. Eliseev, and A.N. Morozovska. "Probing the role of single defects on the thermodynamics of electric-field induced phase transitions." Physical Review Letters 100 (2008).

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