Publications

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2000

Auciello, O, A.R Krauss, J Im, A Dhote, D.M Gruen, E.A Irene, Y Gao, A.H Mueller, and Ramamoorthy Ramesh."Studies of ferroelectric heterostructure thin films and interfaces, via in situ analytical techniques."Integrated Ferroelectrics 28 (2000) 1-12. DOI
Friessnegg, T, S Aggarwal, Ramamoorthy Ramesh, B Nielsen, E.H Poindexter, and D.J Keeble."Vacancy formation in (Pb,La)(Zr,Ti)O3 capacitors with oxygen deficiency and the effect on voltage offset."Applied Physics Letters 77 (2000) 127-129. DOI

1999

Nagaraj, B, T Sawhney, S Perusse, S Aggarwal, Ramamoorthy Ramesh, V.S Kaushik, S Zafar, R.E Jones, J.-H Lee, V Balu, and J Lee."(Ba,Sr)TiO3 thin films with conducting perovskite electrodes for dynamic random access memory applications."Applied Physics Letters 74 (1999) 3194-3196. DOI
Van Keuls, F.W, R.R Romanofsky, N.D Varaljay, F.A Miranda, C.L Canedy, S Aggarwal, T Venkatesan, and Ramamoorthy Ramesh."A Ku-band gold/BaxSr1-xTiO3/LaAlO3 conductor/thin-film ferroelectric microstrip line phase shifter for room-temperature communications applications."Microwave and Optical Technology Letters 20 (1999) 53-56. DOI
Srivastava, A.K, M.J Hurben, M.A Wittenauer, P Kabos, C.E Patton, Ramamoorthy Ramesh, P.C Dorsey, and D.B Chrisey."Angle dependence of the ferromagnetic resonance linewidth and two magnon losses in pulsed laser deposited films of yttrium iron garnet, MnZn ferrite, and NiZn ferrite."Journal of Applied Physics 85 (1999) 7838-7848. DOI
Aggarwal, S, S Madhukar, B Nagaraj, I.G Jenkins, Ramamoorthy Ramesh, L Boyer, and J .T Jr."Can lead nonstoichiometry influence ferroelectric properties of Pb(Zr,Ti)O3 thin films?."Applied Physics Letters 75 (1999) 716-718. DOI
Aggarwal, S, A.M Dhote, H Li, S Ankem, and Ramamoorthy Ramesh."Conducting barriers for vertical integration of ferroelectric capacitors on Si."Applied Physics Letters 74 (1999) 230-232. DOI
Aggarwal, S, I.G Jenkins, B Nagaraj, C Canedy, Ramamoorthy Ramesh, G Velasquez, L Boyer, and J .T Jr."Conducting diffusion barriers for integration of ferroelectric capacitors on Si."Integrated Ferroelectrics 25 (1999) 205-221. DOI
Subramanyam, G, F.W Van Keuls, F.A Miranda, C.L Canedy, S Aggarwal, T Venkatesan, and Ramamoorthy Ramesh."Correlation of electric field and critical design parameters for ferroelectric tunable microwave filters."Integrated Ferroelectrics 24 (1999) 273-285. DOI
Friessnegg, T, B Nielsen, V.J Ghosh, A.R Moodenbaugh, S Madhukar, S Aggarwal, D.J Keeble, E.H Poindexter, P Mascher, and Ramamoorthy Ramesh."Defect identification in (La, Sr)CoO3-δ using positron annihilation spectroscopy."Materials Research Society Symposium - Proceedings 541 (1999) 161-165.
Chalamala, B.R, Y Wei, R.H Reuss, S Aggarwal, B.E Gnade, Ramamoorthy Ramesh, J.M Bernhard, E.D Sosa, and D.E Golden."Effect of growth conditions on surface morphology and photoelectric work function characteristics of iridium oxide thin films."Applied Physics Letters 74 (1999) 1394-1396. DOI
.T Jr, J, L.L Boyer, G Velasquez, Ramamoorthy Ramesh, S Aggarwal, and V Keramidas."Effect of hydrogen anneals on niobium-doped lead zirconate titanate capacitors with lanthanum strontium cobalt oxide/platinum electrodes."Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers 38 (1999) 5361-5363.
Nagarajan, V, C.S Ganpule, B Nagaraj, S Aggarwal, S.P Alpay, A.L Roytburd, E.D Williams, and Ramamoorthy Ramesh."Effect of mechanical constraint on the dielectric and piezoelectric behavior of epitaxial Pb(Mg1/3Nb2/3)O3(90%)-PbTiO3(10%) relaxor thin films."Applied Physics Letters 75 (1999) 4183-4185. DOI
Alpay, S.P, V Nagarajan, L.A Bendersky, M.D Vaudin, S Aggarwal, Ramamoorthy Ramesh, and A.L Roytburd."Effect of the electrode layer on the polydomain structure of epitaxial PbZr0.2Ti0.8O3 thin films."Journal of Applied Physics 85 (1999) 3271-3277. DOI
Alpay, S.P, Ramamoorthy Ramesh, and A.L Roytburd."Effect of uniaxial stress fields on the domain selection of epitaxial ferroelectric films."Ferroelectrics 221 (1999) 245-250. DOI
Shreekala, R, M Rajeswari, R.C Srivastava, K Ghosh, A Goyal, V.V Srinivasu, S.E Lofland, S.M Bhagat, M Downes, R.P Sharma, S.B Ogale, R.L Greene, Ramamoorthy Ramesh, T Venkatesan, R.A Rao, and C.B Eom."Ferromagnetism at room temperature in La0.8Ca0.2MnO3 thin films."Applied Physics Letters 74 (1999) 1886-1888. DOI
Steinhauer, D.E, C.P Vlahacos, F.C Wellstood, S.M Anlage, C Canedy, Ramamoorthy Ramesh, A Stanishevsky, and J Melngailis."Imaging of microwave permittivity, tunability, and damage recover in (Ba, Sr)TiO3 thin films."Applied Physics Letters 75 (1999) 3180-3182. DOI
Shreekala, R, M Rajeswari, S.P Pai, S.E Lofland, V Smolyaninova, K Ghosh, S.B Ogale, S.M Bhagat, M.J Downes, R.L Greene, Ramamoorthy Ramesh, and T Venkatesan."Improved properties of La2/3Ca1/3MnO3 thin films by addition of silver."Applied Physics Letters 74 (1999) 2857-2859. DOI
Shinde, S.R, S.E Lofland, C.S Ganpule, S.M Bhagat, S.B Ogale, Ramamoorthy Ramesh, and T Venkatesan."Improvement in spin-wave resonance characteristics of epitaxial barium-ferrite thin films by using an aluminum-doped strontium-ferrite buffer layer."Applied Physics Letters 74 (1999) 594-596. DOI
Godfrey, R.P, T Friessnegg, Ramamoorthy Ramesh, C.W Tipton, R.C Huffman, D.N Robertson, E.H Poindexter, M.A Quuada, B Nielsen, and D.J Keeble."Infrared absorbing oxide electrodes in epitaxial pyroelectric Pb-La-Ti-O heterostructures with controlled domain orientation."Integrated Ferroelectrics 25 (1999) 135-147. DOI
Nagaraj, B, S Aggarwal, T.K Song, T Sawhney, and Ramamoorthy Ramesh."Leakage current mechanisms in lead-based thin-film ferroelectric capacitors."Physical Review B - Condensed Matter and Materials Physics 59 (1999) 16022-16027. DOI
Lofland, S.E, S.M Bhagat, Q.Q Shu, M.C Robson, and Ramamoorthy Ramesh."Magnetic imaging of perovskite thin films by ferromagnetic resonance microscopy - La0.7Sr0.3MnO3."Applied Physics Letters 75 (1999) 1947-1948. DOI
Ogale, A.S, S.B Ogale, Ramamoorthy Ramesh, and T Venkatesan."Octahedral cation site disorder effects on magnetization in double-perovskite Sr2FeMoO6: Monte Carlo simulation study."Applied Physics Letters 75 (1999) 537-539. DOI
Young, D, H Li, S Choopun, L Wang, L Salamanca-Riba, Ramamoorthy Ramesh, and A Christou."Optical phase and amplitude modulation in (9/65/35) Pb-La-Zr-Ti-O thin films."Materials Research Society Symposium - Proceedings 541 (1999) 753-757.
Orozco, A, S.B Ogale, Y.H Li, P Fournier, E Li, H Asano, V Smolyaninova, R.L Greene, R.P Sharma, Ramamoorthy Ramesh, and T Venkatesan."Oscillatory exchange coupling and giant positive magnetoresistance in TiN/Fe3O4 superlattices."Physical Review Letters 83 (1999) 1680-1683. DOI