Publications

2008

Zhang, L.C., A.L. Vasiliev, I.B. Misirlioglu, Ramamoorthy Ramesh, S.P. Alpay, and M. Aindow."Cation ordering in epitaxial lead zirconate titanate films."Applied Physics Letters 93 (2008). DOI
Zhang, L., A. Vasiliev, I.B. Misirlioglu, S.P. Alpay, M. Aindow, and Ramamoorthy Ramesh."Stress relaxation by cation ordering in epitaxial lead zirconate titanate films."Microscopy and Microanalysis 14 (2008) 450-451. DOI

2006

Misirlioglu, I.B., A.L. Vasiliev, S.P. Alpay, M. Aindow, and Ramamoorthy Ramesh."Defect microstructures in epitaxial PbZr0.2Ti 0.8O3 films grown on (001) SrTiO3 by pulsed laser deposition."Journal of Materials Science 41 (2006) 697-707. DOI

2005

Nagarajan, V., C.L. Jia, H. Kohlstedt, R. Waser, I.B. Misirlioglu, S.P. Alpay, and Ramamoorthy Ramesh."Misfit dislocations in nanoscale ferroelectric heterostructures."Applied Physics Letters 86 (2005) 1-3. DOI

2004

Alpay, S.P., I.B. Misirlioglu, V. Nagarajan, and Ramamoorthy Ramesh."Can interface dislocations degrade ferroelectric properties?."Applied Physics Letters 85 (2004) 2044-2046. DOI
Misirlioglu, I.B., A.L. Vasiliev, M. Aindow, S.P. Alpay, and Ramamoorthy Ramesh."Threading dislocation generation in epitaxial (Ba,Sr)TiO3 films grown on (001) LaAlO3 by pulsed laser deposition."Applied Physics Letters 84 (2004) 1742-1744. DOI

2003

Misirlioglu, I.B., A.L. Vasiliev, M. Aindow, Ramamoorthy Ramesh, S.P. Alpay, Hoffmann-Eifert S., Funakubo H, Joshi V, Kingon A.I., and Koutsaroff I.P.."A transmission electron microscopy study of dislocation substructures in PLD-grown epitaxial films of (Ba,Sr)TiO 3 on (001) LaAlO 3."Materials Research Society Symposium - Proceedings 784 (2003) 49-54.

2002

Ganpule, C.S., V. Nagarajan, B.K. Hill, A.L. Roytburd, E.D. Williams, Ramamoorthy Ramesh, S.P. Alpay, A. Roelofs, R. Waser, and L.M. Eng."Imaging three-dimensional polarization in epitaxial polydomain ferroelectric thin films."Journal of Applied Physics 91 (2002) 1477-1481. DOI

2001

Alpay, S.P., A.L. Roytburd, V. Nagarajan, L.A. Bendersky, and Ramamoorthy Ramesh."Cellular domain architecture of stress-free epitaxial ferroelectric films."Materials Research Society Symposium - Proceedings 655 (2001) XLXXV-XLXXVI.
Li, H., A.L. Roytburd, S.P. Alpay, T.D. Tran, L. Salamanca-Riba, and Ramamoorthy Ramesh."Dependence of dielectric properties on internal stresses in epitaxial barium strontium titanate thin films."Applied Physics Letters 78 (2001) 2354-2356. DOI
Roytburd, A.L., S.P. Alpay, L.A. Bendersky, V. Nagarajan, and Ramamoorthy Ramesh."Three-domain architecture of stress-free epitaxial ferroelectric films."Journal of Applied Physics 89 (2001) 553-556. DOI

2000

Canedy, C.L., H. Li, S.P. Alpay, L. Salamanca-Riba, A.L. Roytburd, and Ramamoorthy Ramesh."Dielectric properties in heteroepitaxial Ba0.6Sr0.4TiO3 thin films: Effect of internal stresses and dislocation-type defects."Applied Physics Letters 77 (2000) 1695-1697. DOI
Nagarajan, V., S.P. Alpay, C.S. Ganpule, B. Nagaraj, S. Aggarwal, A.L. Roytburd, E.D. Williams, and Ramamoorthy Ramesh."Epitaxial PMN-PT relaxor thin films: dependence of dielectric and piezoelectric properties on film thickness."Materials Research Society Symposium - Proceedings 596 (2000) 505-510.
Roytburd, A.L., S.P. Alpay, V. Nagarajan, C.S. Ganpule, S. Aggarwal, E.D. Williams, and Ramamoorthy Ramesh."Measurement of internal stresses via the polarization in epitaxial ferroelectric films."Physical Review Letters 85 (2000) 190-193. DOI
Nagarajan, V., S.P. Alpay, C.S. Ganpule, B.K. Nagaraj, S. Aggarwal, E.D. Williams, A.L. Roytburd, and Ramamoorthy Ramesh."Role of substrate on the dielectric and piezoelectric behavior of epitaxial lead magnesium niobate-lead titanate relaxor thin films."Applied Physics Letters 77 (2000) 438-440. DOI

1999

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
Alpay, S.P., V. Nagarajan, L.A. Bendersky, M.D. Vaudin, S. Aggarwal, Ramamoorthy Ramesh, and A.L. Roytburd."The stress state and domain structure of epitaxial PbZr0.2Ti0.8O3 films on (001) SrTiO3 with and without la0.5r0.5CoO3 electrode layer."Materials Research Society Symposium - Proceedings 541 (1999) 357-362.
Nagarajan, V., I.G. Jenkins, S.P. Alpay, H. Li, S. Aggarwal, L. Salamanca-Riba, A.L. Roytburd, and Ramamoorthy Ramesh."Thickness dependence of structural and electrical properties in epitaxial lead zirconate titanate films."Journal of Applied Physics 86 (1999) 595-602. DOI

1998

Alpay, S.P., A.S. Prakash, S. Aggarwal, P. Shuk, M. Greenblatt, Ramamoorthy Ramesh, and A.L. Roytburd."Polydomain formation in epitaxial PbTiO3 films."Scripta Materialia 39 (1998) 1435-1441. DOI
Alpay, S.P., A.S. Prakash, S. Aggarwal, Ramamoorthy Ramesh, A.L. Roytburd, P. Shuk, and M. Greenblatt."Polydomain structure of epitaxial PbTiO3 films on MgO."Materials Research Society Symposium - Proceedings 493 (1998) 111-116.