Publications: Ramesh Lab

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1998

Ryen, L., C. Kwon, Ramamoorthy Ramesh, and E. Olsson."Two-phase separation in epitaxial (001) SrTiO3 thin films on LaAlO3 substrates."Doktorsavhandlingar vid Chalmers Tekniska Hogskola (1998) 1-6.
Zhao, Y.G., J.J. Li, R. Shreekala, H.D. Drew, C.L. Chen, W.L. Cao, C.H. Lee, M. Rajeswari, S.B. Ogale, Ramamoorthy Ramesh, G. Baskaran, and T. Venkatesan."Ultrafast laser induced conductive and resistive transients in La0.7Ca0.3MnO3: Charge transfer and relaxation dynamics."Physical Review Letters 81 (1998) 1310-1313. DOI(link is external)
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. DOI(link is external)
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. DOI(link is external)

1997

Song, T.K., S. Aggarwal, A.S. Prakash, B. Yang, and Ramamoorthy Ramesh."Activation field of ferroelectric (Pb,La)(Zr,Ti)O3 thin film capacitors."Applied Physics Letters 71 (1997) 2211-2213. DOI(link is external)
Kwon, C., K.-C. Kim, M.C. Robson, J.Y. Gu, M. Rajeswari, T. Venkatesan, and Ramamoorthy Ramesh."Desirable magnetotransport properties in doped Mn-oxide-based superlattices."Journal of Applied Physics 81 (1997) 4950-4952.
Shreekala, R., M. Rajeswari, K. Ghosh, A. Goyal, J.Y. Gu, C. Kwon, Z. Trajanovic, T. Boettcher, R.L. Greene, Ramamoorthy Ramesh, and T. Venkatesan."Effect of crystallinity on the magnetoresistance in perovskite manganese oxide thin films."Applied Physics Letters 71 (1997) 282-284. DOI(link is external)
Madhukar, S., S. Aggarwal, A.M. Dhote, Ramamoorthy Ramesh, A. Krishnan, D. Keeble, and E. Poindexter."Effect of oxygen stoichiometry on the electrical properties of La0.5Sr0.5CoO3 electrodes."Journal of Applied Physics 81 (1997) 3543-3547. DOI(link is external)
Ramesh, Ramamoorthy, B.M. Simion, and G. Thomas."Epitaxial magnetic garnet heterostructures."Journal De Physique. IV : JP 7 (1997) C1-695-C1-698.
Robson, M.C., S.B. Ogale, R. Godfrey, T. Venkatesan, M. Johnson, Ramamoorthy Ramesh, Pearton S.J., Shul R.J., Wolfgang E., Ren F., and Tenconi S.."Fabrication of La0.7Sr0.3MnO3/La0.5Sr0.5CoO3/ La0.7Sr0.3MnO3 heterostructures for spin valve applications."Materials Research Society Symposium - Proceedings 494 (1997) 243-248.
Mathews, S., Ramamoorthy Ramesh, T. Venkatesan, and J. Benedetto."Ferroelectric field effect transistor based on epitaxial perovskite heterostructures."Science 276 (1997) 238-240. DOI(link is external)
Bhagat, S.M., S.E. Lofland, P.H. Kim, D.C. Schmadel, C. Kwon, Ramamoorthy Ramesh, and S.D. Tyagi."Ferromagnetic antiresonance in La0.7Ba0.3MnO3 traced out by temperature variation."Journal of Applied Physics 81 (1997) 5157-5158.
Gu, J.Y., C. Kwon, M.C. Robson, Z. Trajanovic, K. Ghosh, R.P. Sharma, R. Shreekala, M. Rajeswari, T. Venkatesan, Ramamoorthy Ramesh, and T.W. Noh."Growth and properties of c-axis textured La0.7Sr0.3MnO3-δ films on SiO2/Si substrates with a Bi4Ti3O12 template layer."Applied Physics Letters 70 (1997) 1763-1765. DOI(link is external)
Gu, J.Y., S.B. Ogale, K. Ghosh, T. Venkatesan, Ramamoorthy Ramesh, V. Radmilovic, U. Dahmen, G. Thomas, T.W. Noh, Pearton S.J., Shul R.J., Wolfgang E., Ren F., and Tenconi S.."In-plane grain boundary effects on the transport properties of La0.7Sr0.3MnO3-δ thin films."Materials Research Society Symposium - Proceedings 494 (1997) 257-262.
Yang, B., S. Aggarwal, A.M. Dhote, T.K. Song, Ramamoorthy Ramesh, and J.S. Lee."La0.5Sr0.5CoO3/Pb(Nb0.04Zr 0.28Ti0.68)O3/La0.5Sr 0.5CoO3 thin film heterostructures on Si using TiN/Pt conducting barrier."Applied Physics Letters 71 (1997) 356-358. DOI(link is external)
Dhote, A.M., S. Madhukar, D. Young, T. Venkatesan, Ramamoorthy Ramesh, C.M. Cotell, and J.M. Benedetto."Low temperature growth and reliability of ferroelectric memory cell integrated on Si with conducting barrier stack."Journal of Materials Research 12 (1997) 1589-1594. DOI(link is external)
Yang, B., T.K. Song, S. Aggarwal, and Ramamoorthy Ramesh."Low voltage performance of Pb(Zr, Ti)O3 capacitors through donor doping."Applied Physics Letters 71 (1997) 3578-3580. DOI(link is external)
Goyal, A., M. Rajeswari, R. Shreekala, S.E. Lofland, S.M. Bhagat, T. Boettcher, C. Kwon, Ramamoorthy Ramesh, and T. Venkatesan."Material characteristics of perovskite manganese oxide thin films for bolometric applications."Applied Physics Letters 71 (1997) 2535-2537. DOI(link is external)
Lofland, S.E., P.H. Kim, P. Dahiroc, S.M. Bhagat, S.D. Tyagi, C. Kwon, R. Shreekala, Ramamoorthy Ramesh, and T. Venkatesan."Microwave surface resistance of colossal magnetoresistance manganites."Journal of Physics Condensed Matter 9 (1997) 6697-6709.
Gruverman, A., H. Tokumoto, A.S. Prakash, S. Aggarwal, B. Yang, M. Wuttig, Ramamoorthy Ramesh, O. Auciello, and T. Venkatesan."Nanoscale imaging of domain dynamics and retention in ferroelectric thin films."Applied Physics Letters 71 (1997) 3492-3494. DOI(link is external)
Gruverman, A., O. Auciello, Ramamoorthy Ramesh, and H. Tokumoto."Scanning force microscopy of domain structure in ferroelectric thin films: Imaging and control."Nanotechnology 8 (1997) A38-A43. DOI(link is external)
Dong, Z.W., Ramamoorthy Ramesh, T. Venkatesan, M. Johnson, Z.Y. Chen, S.P. Pai, V. Talyansky, R.P. Sharma, R. Shreekala, C.J. Lobb, and R.L. Greene."Spin-polarized quasiparticle injection devices using Au/YBa2Cu3O7/LaAIO3/Nd 0.7Sr0.3MnO3 heterostructures."Applied Physics Letters 71 (1997) 1718-1720. DOI(link is external)
Kwon, C., M.C. Robson, K.-C. Kim, J.Y. Gu, S.E. Lofland, S.M. Bhagat, Z. Trajanovic, M. Rajeswari, T. Venkatesan, A.R. Kratz, R.D. Gomez, and Ramamoorthy Ramesh."Stress-induced effects in epitaxial (La0.7Sr0.3)MnO3 films."Journal of Magnetism and Magnetic Materials 172 (1997) 229-236. DOI(link is external)
Kwon, C., S.E. Lofland, S.M. Bhagat, M. Rajeswari, T. Venkatesan, Ramamoorthy Ramesh, A.R. Kratz, and R.D. Gomez."Stress-Induced Surface Magnetization of (La0.7Sr0.3)MnO3 Thin Films."IEEE Transactions on Magnetics 33 (1997) 3964-3966. DOI(link is external)
Dong, Z.W., Z. Trajanovic, T. Boettcher, I. Takeuchi, V. Talyansky, C.-H. Chen, R.P. Sharma, Ramamoorthy Ramesh, and T. Venkatesan."Studies of ferroelectric field effects in Pt/Pb(Zr0. 5Ti0. 5)O3/YBa2Cu3O7 heterostructures."IEEE Transactions on Applied Superconductivity 7 (1997) 3516-3519.