By Professor Nagarajan Valanoor

Journal articles

Liu Y; Vasudevan R; Pan K; Xie S; Liang W; Kumar A; Jesse S; Chu Y-H; Chen Y-C; Valanoor N; Kalinin SV; Li J, 2012, 'Controlling magnetoelectric coupling by nanoscale phase transformation in strain engineered bismuth ferrite', Nanoscale, 4, pp. 3175 - 3183, http://dx.doi.org/10.1039/c2nr00039c

Vasudevan R; Morozovska AN; Eliseev EA; Britson J; Yang JC; Chu Y-H; Maksymovych P; Chen L; Valanoor N; Kalinin SV, 2012, 'Domain Wall Geometry Controls Conduction in Ferroelectrics', Nano Letters, 12, pp. 5524 - 5531

Chen Y-C; He Q; Chua F-N; Huang Y-C; Liang W; Vasudevan R; Valanoor N; Arenholz E; Kalinin SV; Chu Y-H, 2012, 'Electrical Control of Multiferroic Orderings in Mixed-Phase BiFeO3 Films', , 24, pp. 3070 - 3075, http://dx.doi.org/10.1002/adma.201200463

Valanoor N; Okatan MB; Roytburd A; Alpay SP, 2012, 'Electrical domain morphologies in compositionally graded ferroelectric films', Journal of Physics: Condensed Matter, 24, pp. 024215, http://dx.doi.org/10.1088/0953-8984/24/2/024215

Sullaphen ; Bogle KA; Cheng X; Gregg JM; Valanoor N, 2012, 'Interface mediated resistive switching in epitaxial NiO nanostructures', Applied Physics Letters, 100, pp. Art. No. 203115, http://dx.doi.org/10.1063/1.4714888

Muduli S; Game O; Dhas V; Vijayamohanan K; Bogle KA; Valanoor N; Ogale SB, 2012, 'TiO2-Au plasmonic nanocomposite for enhanced dye-sensitized solar cell (DSSC) performance', Solar Energy, 86, pp. 1428 - 1434, http://dx.doi.org/10.1016/j.solener.2012.02.002

Ehara Y; Yamada T; Iijima T; Valanoor N; Funakubo H, 2011, 'Temperature and frequency dependencies of ferroelectric properties in rhombohedral epitaxial Pb(Zr,Ti)O3 films with perfect (111) orientations grown on CaF2 substrates', Materials Research Society Symposium Proceedings, 1397, pp. 71 - 76, http://dx.doi.org/10.1557/opl.2012.726

Aguiar J; Ramasse Q; Arredondo M; Sandiumenge F; Abellan P; Valanoor N; Browning N, 2011, 'Charge Transfer in Magnetic Heterostructures from Atomic Resolution EELS', Microscopy and Microanalysis, 17, pp. 1404 - 1405, http://dx.doi.org/10.1017/s1431927611007896

Arredondo M; Weyland M; Hambe M; Ramasse QMR; Munroe PR; Valanoor N, 2011, 'Chemistry of Ruddlesden–Popper planar faults at a ferroelectric–ferromagnet perovskite interface', Journal of Applied Physics, 109, pp. 84101 - 084109, http://dx.doi.org/10.1063/1.3569858

Mahjoub R; Alpay SP; Valanoor N, 2011, 'Comment on "Theory of Giant Electromechanical Response from Ferroelectric Bilayers with Polydomain Structures due to Interlayer and Interdomain Coupling'' Reply', Physical Review Letters, 107, pp. 139702 - 139702, http://dx.doi.org/10.1103/PhysRevLett.107.139702

Kan D; Cheng C; Valanoor N; Takeuchi I, 2011, 'Composition and temperature-induced structural evolution in La, Sm, and Dy substituted BiFeO3 epitaxial thin films at morphotropic phase boundaries', Journal of Applied Physics, 110, pp. 14106 - 014113, http://dx.doi.org/10.1063/1.3605492

Leach S; Garcia RE; Valanoor N, 2011, 'Edge and finite size effects in polycrystalline ferroelectrics', ACTA Materialia, 59, pp. 191 - 201, http://dx.doi.org/10.1016/j.actamat.2010.09.024

Vasudevan R; Chen Y; Tai H; Balke N; Wu P; Bhattacharya S; Chen L; Chu Y; Lin I-N; Kalinin SV; Valanoor N, 2011, 'Exploring Topological Defects in Epitaxial BiFeO3 Thin Films', ACS Nano, 5, pp. 879 - 887, http://dx.doi.org/10.1021/nn102099z

Sloppy J; Idrobo J; Sundaram S; Spurgeon S; Winkler C; Valanoor N; Munroe P; Taheri M, 2011, 'Interfacial Chemistry, Defects, and Strain in Multiferroic Heterostructures', Microscopy and Microanalysis, 17, pp. 1382 - 1383, http://dx.doi.org/10.1017/s1431927611007781

Sankara Rama Krishnan P; Jan-Chi Y; Ying-Hao C; Valanoor N; Munroe P, 2011, 'Microanalysis of Ferromagnetic-Ferroelectric Interfaces Using Analytical Electron Microscopy', Microscopy and Microanalysis, 17, pp. 1368 - 1369, http://dx.doi.org/10.1017/s1431927611007719

Rama Krishnan PS; Arredondo MA; Saunders M; Ramasse QM; Valanoor N; Munroe PR, 2011, 'Microstructural analysis of interfaces in a ferromagnetic-multiferroic epitaxial heterostructure', Journal of Applied Physics, 109, http://dx.doi.org/10.1063/1.3531992

Zednik RJ; Varatharajan A; Oliver M; Valanoor N; McIntyre PC, 2011, 'Mobile ferroelastic domain walls in nanocrystalline PZT films: The direct piezoelectric effect', Advanced Functional Materials, 21, pp. 3104 - 3110, http://dx.doi.org/10.1002/adfm.201100445

Vasudevan R; Liu Y; Li J; Liang W; Kumar A; Jesse S; Chen Y; Chu Y; Valanoor N; Kalinin SV, 2011, 'Nanoscale control of phase variants in strain-engineered BiFeO3', Nano Letters, 11, pp. 3346 - 3354, http://dx.doi.org/10.1021/nl201719w

Magaraggia ; Hambe M; Kostylev ; Valanoor N; Stamps , 2011, 'Probing La0.7Sr0.3MnO3 multilayers via spin wave resonances', Physical Review B, 84, pp. Art. No. 104441, http://dx.doi.org/10.1103/PhysRevB.84.104441

Ehara Y; Yasui S; Nagata J; Kan D; Anbusathaiah V; Yamada T; Sakata O; Funakubo H; Valanoor N, 2011, 'Ultrafast switching of ferroelastic nanodomains in bilayered ferroelectric thin films', Applied Physics Letters, 99, pp. 182906, http://dx.doi.org/10.1063/1.3657468

彰良 今; Valanoor R; Valanoor N; 祐司 松, 2010, 'Bi4Ti3O12-CoFe2O4系エピタキシャルコンポジット薄膜の圧電応答', , pp. 1134 - 1134, http://dx.doi.org/10.11470/jsapmeeting.2010.2.0_1134

Wei ZP; Arredondo MA; Peng HY; Zhang ZP; Guo DL; Xing GZ; Li YF; Wong LM; Wang SJ; Valanoor N; Wu T, 2010, 'A template and catalyst-free metal-etching-oxidation method to synthesize aligned oxide nanowire arrays: NiO as an example', ACS NANO, 4, pp. 4785 - 4791, http://dx.doi.org/10.1021/nn1005396

Arredondo M; Ramasse QMR; Bogle KA; Valanoor N, 2010, 'Chemistry of the Fe2O3/BiFeO3 Interface in BiFeO3 Thin Film Heterostructures', Materials, 3, pp. 5274 - 5282, http://dx.doi.org/10.3390/ma3125274

Wicks SE; Seal K; Jesse S; Anbusathaiah V; Leach S; Garcia RE; Kalinin SV; Valanoor N, 2010, 'Collective dynamics in nanostructured polycrystalline ferroelectric thin films using local time-resolved measurements and switching spectroscopy', ACTA Materialia, 58, pp. 67 - 75, http://dx.doi.org/10.1016/j.actamat.2009.08.057

Hambe M; Petraru A; Pertsev NA; Munroe PR; Valanoor N; Kohlstedt H, 2010, 'Crossing an Interface: Ferroelectric Control of Tunnel Currents in Magnetic Complex Oxide Heterostructures', Advanced Functional Materials, 20, pp. 2436 - 2441, http://dx.doi.org/10.1002/adfm.201000265

Arredondo M; Ramasse QM; Weyland M; Mahjoub R; Vrejoiu I; Hesse D; Browning N; Alexe M; Munroe PR; Valanoor N, 2010, 'Direct Evidence for Cation Non-Stoichiometry and Cottrell Atmospheres Around Dislocation Cores in Functional Oxide Interfaces', Advanced Materials, 22, pp. 2430 - 2434, http://dx.doi.org/10.1002/adma.200903631

Anbusathaiah V; Jesse S; Arredondo M; Kartawidjaja F; Ovchinnikov OS; Wang J; Kalinin SV; Valanoor N, 2010, 'Ferroelastic domain wall dynamics in ferroelectric bilayers', ACTA Materialia, 58, pp. 5316 - 5325, http://dx.doi.org/10.1016/j.actamat.2010.06.004

Anbusathaiah V; Kartawidjaja F; Valanoor N; Wang J, 2010, 'Microstructure and texture development in single layered and heterolayered PZT thin films', Journal of Materials Science, 45, pp. 6187 - 6199, http://dx.doi.org/10.1007/s10853-010-4712-0

Cheng C; Kan D; Anbusathaiah V; Takeuchi I; Valanoor N, 2010, 'Microstructure-electromechanical property correlations in rare-earth-substituted BiFeO3 epitaxial thin films at morphotropic phase boundaries', Applied Physics Letters, 97, pp. 212905-1 - 212905-3

Valanoor N; Qiu QY; Alpay S; Mahjoub R, 2010, 'Misfit strain-film thickness phase diagrams and related electromechanical properties of epitaxial ultra-thin lead zirconate titanate films', ACTA Materialia, 58, pp. 823 - 835, http://dx.doi.org/10.1016/j.actamat.2009.09.060

Valanoor N; Rana A; Bogle KA; Game O; Patil S; Ogale SB, 2010, 'Nanoscale modulation of electronic states across unit cell steps on the surface of an epitaxial colossal magneto resistance manganite film', Applied Physics Letters, 96, pp. 263108-1 - 263108-3, http://dx.doi.org/10.1063/1.3455886

Cheng C; Borisevich A; Kan D; Takeuchi I; Valanoor N, 2010, 'Nanoscale Structural and Chemical Properties of Antipolar Clusters in Sm-Doped BiFeO3 Ferroelectric Epitaxial Thin Films', Chemistry of materials, 22, pp. 2588 - 2596

Emery SB; Cheng C; Kan D; Rueckert FJ; Alpay SP; Valanoor N; Takeuchi I; Wells BO, 2010, 'Phase coexistence near a morphotropic phase boundary in Sm-doped BiFeO3 films', Applied Physics Letters, 97, pp. 152902-1 - 152902-3

Valanoor N; Alpay S; Qiu QY, 2010, 'Phase diagrams, dielectric response, and piezoelectric properties of epitaxial ultrathin (001) lead zirconate titanate films under anisotropic misfit strains', Journal of Applied Physics, 107, pp. 114105 Published, http://dx.doi.org/10.1063/1.3386465

Imai A; Valanoor N; Takahashi R; Lippmaa M; Matsumoto Y, 2010, 'Self-Template Growth of Ferroelectric Bi4Ti3O12 Nanoplates via Flux-Mediated Epitaxy with VOx', Crystal Growth and Design, 10, pp. 5233 - 5237, http://dx.doi.org/10.1021/cg101038z

Valanoor N; Bogle KA; Anbusathaiah V; Arredondo M; lin J; Chu Y; O Neill C; Gregg J; Castell M, 2010, 'Synthesis of Epitaxial Metal Oxide Nanocrystals via a Phase Separation Approach', ACS NANO, 4, pp. 5126 - 5139, http://dx.doi.org/10.1021/nn1010123

Valanoor N; Mahjoub R; Alpay S, 2010, 'Theory of Giant Electromechanical Response from Ferroelectric Bilayers with Polydomain Structures due to Interlayer and Interdomain Coupling', Physical Review Letters, http://dx.doi.org/10.1103/PhysRevLett.105.197601

Kan D; Palova L; Anbusathaiah V; Cheng C; Fujino S; Valanoor N; Rabe KM; Takeuchi I, 2010, 'Universal Behavior and Electric-Field-Induced Structural Transition in Rare-Earth-Substituted BiFeO3', Advanced Functional Materials, 20, pp. 1108 - 1115, http://dx.doi.org/10.1002/adfm.200902017

Mahjoub R; Anbusathaiah V; Nagarajan V, 2009, 'Ferroelastic interactions in bilayered ferroelectric thin films', Journal of Materials Science, 44, pp. 5383 - 5392, http://dx.doi.org/10.1007/s10853-009-3647-9

Valanoor N; Bogle KA; Ogale SB; Bachhav MN; Deo MS, 2009, 'Enhanced nonvolatile resistive switching in dilutely cobalt doped TiO2', Applied Physics Letters, 95, pp. 203502-1 - 203502-3, http://dx.doi.org/10.1063/1.3263713

Mahjoub R; Anbusathaiah V; Valanoor N, 2009, 'Ferroelastic interactions in bilayered ferroelectric thin films', Journal of Materials Science, 44, pp. 5383 - 5392, http://dx.doi.org/10.1007/s10853-009-3788-x

Varatharajan A; Kan D; Kartawidjaja F; Mahjoub MR; Arredondo M; Wicks SE; Takeuchi I; Wang J; Valanoor N, 2009, 'Labile ferroelastic nanodomains in bilayered ferroelectric thin films', Advanced Materials, 21, pp. 3497 - 3502, http://dx.doi.org/10.1002/adma.200803701

Alpay S; Valanoor N; Rossetti G, 2009, 'Recent developments in ferroelectric nanostructures and multilayers', Journal of Materials Science, 44, pp. 5021 - 5024, http://dx.doi.org/10.1007/s10853-009-3788-x

Arredondo M; Saunders M; Petraru A; Kohlstedt H; Vrejoiu I; Alexe M; Hesse D; Browning N; Munroe PR; Valanoor N, 2009, 'Structural defects and local chemistry across ferroelectric-electrode interfaces in epitaxial heterostructures', Journal of Materials Science, 44, pp. 5297 - 5306

Cheng C; Kan D; Lim S; Mckenzie WR; Munroe PR; Salamanca-Riba L; Withers RL; Takeuchi I; Valanoor N, 2009, 'Structural transitions and complex domain structures across a ferroelectric-to-antiferroelectric phase boundary in epitaxial Sm-doped BiFeO3 thin films', Physical Review - Section B - Condensed Matter, 80, pp. 014109-1 - 014109-11, http://dx.doi.org/10.1103/PhysRevB.80.014109

Valanoor N; Varatharajan A; Fujino S; Murakami M; Lim S; Fennie C; Wuttig M; Salamanca-Riba L; Takeuchi I, 2008, 'Combinatorial discovery of a lead-free morphotropic phase boundary in a thin-film piezoelectric perovskite', Applied Physics Letters, 92, pp. 202904 - 202906

Valanoor N; Wicks SE; Gregg J; Hambe M, 2008, 'Creation of damage-free feroelectric nanostructures via focused ion beam milling', Nanotechnology, 19, pp. 175302 - 175307

Hoffman MJ; Imlao S; Jones JL; Studer AJ; Valanoor N, 2008, 'Ferroelastic domain switching fatigue in lead zirconate titanate ceramics', ACTA Materialia, 56, pp. 1577 - q587

Alpay S; Valanoor N; Varatharajan A; Mahjoub MR, 2008, 'Ferroelastic domains in bilayered ferroelectric thin films', Journal of Applied Physics, 104, pp. 124103-1 - 124103-5

Valanoor N; Qiu QY; Alpay S, 2008, 'Film thickness versus misfit strain phase diagrams for epitaxial PbTiO3 ultrathin ferroelectric films', Physical Review - Section B - Condensed Matter, 78, pp. 064117-1 - 064117-13

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