| Impedance spectroscopy of multiferroic layered thin films N Ortega, A Kumar, P Bhattacharya, SB Majumder, RS Katiyar Physical Review B—Condensed Matter and Materials Physics 77 (1), 014111, 2008 | 448 | 2008 |
| Multifunctional Magnetoelectric Materials for Device Applications. JFSRSK N. Ortega, A. Kumar J. Phys.: Condens. Matter 27 (50), 504002, 2015 | 405 | 2015 |
| Relaxor-ferroelectric superlattices: high energy density capacitors RSK N Ortega, A Kumar, JF Scott, Douglas B Chrisey, M Tomazawa, Shalini ... Journal of Physics: Condensed Matter 24 (44), 445901, 2012 | 189 | 2012 |
| Magnetic switching of ferroelectric domains at room temperature in multiferroic PZTFT DM Evans, A Schilling, A Kumar, D Sanchez, N Ortega, M Arredondo, ... Nature communications 4 (1), 1534, 2013 | 181 | 2013 |
| Giant pyroelectric energy harvesting and a negative electrocaloric effect in multilayered nanostructures CRBRSK Gaurav Vats, Ashok Kumar, N. Ortega Energy Environ. Sci, 2016 | 135* | 2016 |
| Room-temperature single phase multiferroic magnetoelectrics: Pb (Fe, M) x (Zr, Ti)(1− x) O3 [M= Ta, Nb] DA Sanchez, N Ortega, A Kumar, G Sreenivasulu, RS Katiyar, JF Scott, ... Journal of Applied Physics 113 (7), 2013 | 134 | 2013 |
| Symmetries and multiferroic properties of novel room-temperature magnetoelectrics: lead iron tantalate–lead zirconate titanate (PFT/PZT) DA Sanchez, N Ortega, A Kumar, R Roque-Malherbe, R Polanco, JF Scott, ... Aip Advances 1 (4), 2011 | 133 | 2011 |
| Multiferroic properties of Pb (Zr, Ti) O3∕ CoFe2O4 composite thin films N Ortega, P Bhattacharya, RS Katiyar, P Dutta, A Manivannan, MS Seehra, ... Journal of applied physics 100 (12), 2006 | 126 | 2006 |
| Divide line between relaxor, diffused ferroelectric, ferroelectric and dielectric I Rivera, A Kumar, N Ortega, RS Katiyar, S Lushnikov Solid State Communications 149 (3-4), 172-176, 2009 | 102 | 2009 |
| Maxwell-Wagner space charge effects on the Pb (Zr, Ti) O3–CoFe2O4 multilayers N Ortega, A Kumar, RS Katiyar, JF Scott Applied physics letters 91 (10), 2007 | 100 | 2007 |
| Dielectric Anomalies due to Grain Boundary Conduction in Chemically Substituted BiFeO3 RSK Shalini Kumari, N. Ortega, A. Kumar, S. P. Pavunny, Jeremiah W. Hubbard ... J. Appl. Phys. 117, 114102, 2015 | 91 | 2015 |
| The nature of magnetoelectric coupling in Pb (Zr, Ti) O3Pb (Fe, ta) O3 DM Evans, M Alexe, A Schilling, A Kumar, D Sanchez, N Ortega, ... | 83 | 2015 |
| Dynamic magneto-electric multiferroics PZT/CFO multilayered nanostructure N Ortega, A Kumar, RS Katiyar, C Rinaldi Journal of materials science 44, 5127-5142, 2009 | 83 | 2009 |
| Effect of periodicity and composition in artificial BaTiO/(Ba,Sr)TiO superlattices N Ortega, A Kumar, OA Maslova, YI Yuzyuk, JF Scott, RS Katiyar Physical Review B—Condensed Matter and Materials Physics 83 (14), 144108, 2011 | 53 | 2011 |
| Near-room temperature relaxor multiferroic DA Sanchez, A Kumar, N Ortega, RS Katiyar, JF Scott Applied Physics Letters 97 (20), 2010 | 51 | 2010 |
| Enhanced ferroelectric properties of multilayer SrBi2Ta2O9/SrBi2Nb2O9 thin films for NVRAM applications N Ortega, P Bhattacharya, RS Katiyar Materials Science and Engineering: B 130 (1-3), 36-40, 2006 | 48 | 2006 |
| Studies of the Room‐Temperature Multiferroic Pb(Fe0.5Ta0.5)0.4(Zr0.53Ti0.47)0.6O3: Resonant Ultrasound Spectroscopy, Dielectric, and Magnetic … J Schiemer, MA Carpenter, DM Evans, JM Gregg, A Schilling, ... Advanced functional materials 24 (20), 2993-3002, 2014 | 46 | 2014 |
| Compositional engineering of BaTiO3/(Ba, Sr) TiO3 ferroelectric superlattices N Ortega, A Kumar, O Resto, OA Maslova, YI Yuzyuk, JF Scott, RS Katiyar Journal of Applied Physics 114 (10), 2013 | 46 | 2013 |
| Elastic and magnetoelastic relaxation behaviour of multiferroic (ferromagnetic+ ferroelectric+ ferroelastic) Pb (Fe0. 5Nb0. 5) O3 perovskite MA Carpenter, JA Schiemer, I Lascu, RJ Harrison, A Kumar, RS Katiyar, ... Journal of Physics: Condensed Matter 27 (28), 285901, 2015 | 43 | 2015 |
| Thickness dependent functional properties of PbZr0. 52Ti0. 48O3/La0. 67Sr0. 33MnO3 heterostructures D Barrionuevo, N Ortega, A Kumar, R Chatterjee, JF Scott, RS Katiyar Journal of Applied Physics 114 (23), 2013 | 41 | 2013 |
Ram S. KatiyarProfessor of Physics,University of Puerto Rico, San Juan, PR, USAVerified email at upr.edu