Publications

X Author: S.P Alpay

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 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.