2015

 

2015-01   Emergence of the sub-THz central peak at phase transitions in artificial BaTiO3/(Ba,Sr)TiO3 superlattices. Yu.A. Tikhonov, A.G. Razumnaya, V.I. Torgashev, I.N. Zakharchenko, Yu. I. Yuzyuk, M. El Marssi, N. Ortega, A. Kumar, and R. S. Katiyar. Phys. Status Solidi RRL (Rapid Research Letters), 9, No. 1, 68–71 (2015). DOI 10.1002/pssr.201409505.

2015-02   Structural, Magnetic and Dielectric properties of Graphene oxide/ZnxFe1-xFe2O4 Composites. Geetika Khurana, Nitu Kumar, K. Sudheendran, and Ram S. Katiyar, Journal of Applied Physics, 117, 17E106, (2015); http://dx.doi.org/10.1063/1.4908146

2015-03   Transition from diamagnetic to ferromagnetic state in laser ablated nitrogen doped ZnO thin films. Kajal Jindal, Monika Tomar, R.S. Katiyar, and Vinay Gupta. AIP Advances 5, 027117 (2015); doi: 10.1063/1.4908040

2015-04   Unipolar resistive switching behavior of high-k ternary rare-earth oxide LaHoO3 thin films for non-volatile memory applications, Yogesh Sharma, P. Misra, S. P. Pavunny, and Ram S. Katiyar, MRS Proceedings. 1729, (2015). doi: http://dx.doi.org/10.1557/opl.2015.92

2015-05   Ferroelectric photovoltaic properties in doubly substituted (Bi0.9La0.1) (Fe0.97Ta0.03)O3 thin films. R. K. Katiyar, Y. Sharma, D. Barrionuevo, S. Kooriyattil1, S. P. Pavunny, J. S. Young, G. Morell1, B. R. Weiner, R. S. Katiyar, and J. F. Scott. Appl. Phys. Lett. 106, 082903 (2015); http://dx.doi.org/10.1063/1.4908254.

2015-06   Impedance and Raman Spectroscopic Studies on La-modified BLSF Ceramics. N. V. Prasad, V. S. Puli, D. K. Pradhan, S. M. Gupta, G. Prasad, R. S. Katiyar and G. S. Kumar. Ferroelectrics, 474 (1) 29-42 (2015). doi: 10.1080/00150193.2015.996083

2015-07   Structural phase transition of ternary dielectric SmGdO3: Evidence from angle dispersive x-ray diffraction and Raman spectroscopic studies. Yogesh Sharma, Satyaprakash Sahoo, A. K. Mishra, Pankaj Misra, Shojan P. Pavunny, Abhilash Dwivedi, S. M.Sharma, and Ram S. Katiyar. Journal of Applied Physics 117, 094101 (2015). http://dx.doi.org/10.1063/1.4913776

2015-08   Unipolar resistive switching in planar Pt/BiFeO3/Pt structure. Rajesh K. Katiyar, Yogesh Sharma, Danilo G. Barrionuevo Diestra, Pankaj Misra, Sudheendran Kooriyattil, Shojan P. Pavunny, Gerardo Morell, Brad R. Weiner, J. F. Scott and Ram S. Katiyar.  AIP Advances 5, 037109 (2015); http://dx.doi.org/10.1063/1.4914475

2015-09   Dielectric Anomalies due to Grain Boundary Conduction in Chemically Substituted BiFeO3. Shalini Kumari, N. Ortega, A. Kumar, S. P. Pavunny, Jeremiah W. Hubbard, C. Rinaldi, G. Sreenivasulu, J. F. Scott, and Ram S. Katiyar. J. Appl. Phys. 117, 114102 (2015); http://dx.doi.org/10.1063/1.4915110

2015-10   Holmium hafnate: An emerging electronic device material, Shojan P. Pavunny, Yogesh Sharma, Sudheendran Kooriyattil, Sita Dugu, Rajesh K. Katiyar, James F Scott, and Ram S. Katiyar, Appl. Phys. Lett. 106, 112902 (2015).

2015-11   Phase Transitions in Two and Three Component Perovskite Superlattices. Yu. A. Tikhonova, A. G. Razumnaya, O. A. Maslova, I. N. Zakharchenko, Yu. I. Yuzyuk, N. Ortega, A. Kumar, and R. S. Katiyar.  Physics of the Solid State, Vol. 57, No. 3, pp. 486–490 (2015). Doi: 10.1134/S1063783415030336

2015-12   Room temperature weak multiferroism and magnetodielectric effect in highly oriented (Y0.9Bi0.1)(Fe0.5Cr0.5)O3 thin films. Yogesh Sharma, Pankaj Misra, Danilo G. Barrionuevo Diestra, Ratnamala Chatterjee, Ram S. Katiyar. Materials Research Bulletin. 68, 49–53 (2015).

2015-13   Ferroelectric Capped Magnetization in Multiferroic PZT/LSMO Tunnel Junctions. Ashok Kumar, D. Barrionuevo, Nora Ortega, A Shukla, Santiranjan Shannigrahi, James F Scott, and Ram Katiyar. Appl. Phys. Lett. 106, 132901 (2015). doi: 10.1063/1.4916732

2015-14   Enhanced photovoltaic properties in graphitic carbon nanospheres networked TiO2 nanocomposite based dye sensitized solar cell. Radhe Agarwal, Satyaprakash Sahoo, Venkateswara Rao Chitturi, Joseph D. Williams, Oscar Resto, Ram S. Katiyar, Journal of Alloys and Compounds, 641, 99 (2015) (2015). doi:10.1016/j.jallcom.2015.03.175

2015-15   Phase transition and enhanced magneto-dielectric response in BiFeO3-DyMnO3 multiferroics. Satya N. Tripathy, Dhiren K. Pradhan, Karuna K. Mishra, Shrabanee Sen, Ratnakar Palai, Marian Paulch, James F. Scott, Ram S. Katiyar and Dillip K. Pradhan. J. Appl. Phys. 117, 144103 (2015); http://dx.doi.org/10.1063/1.4916927

2015-16   Non-volatile resistive memory switching in pulsed laser deposited rare-earth gallate-GdGaO3 thin films, Yogesh Sharma, Shojan P. Pavunny, James F. Scott, and Ram S. Katiyar, ECS Transactions 66 (4), 287 (2015). doi: http://dx.doi.org/10.1149/06604.0287ecst

2015-17   Electron-phonon interaction and double resonance Raman studies in monolayer WS2, A. Gaur, Satyaprakash Sahoo, J. F. Scott, and R. Katiyar, J. Physical Chemistry C119, 5146, (2015).

2015-18   Optical properties and electronic band lineup on Si of amorphous zirconium modified Bi2Zn2/3Nb4/3O7 thin films, Sudheendran Kooriyattil, Shojan P. Pavunny, Esteban Fachini, and Ram S. Katiyar, Journal of Alloys and Compounds644, 545–553 (2015).

2015-19   Elastic and magnetoelastic relaxation behaviour of multiferroic (ferromagnetic + ferroelectric + ferroelastic) Pb(Fe0.5Nb0.5)O3 perovskite, Michael Carpenter, Jason Schiemer, Richard Harrison, Ashok Kumar, Ram S.  Katiyar, Nora Ortega, Dilsom Sanchez, Catalina Salazar, Walter Schnelle, Masahiro Echizen, Hajime Shinohara, Andrew Heap, N. Ragavan, S. Dutton, Ioan Lascu,  J. F. Scott, J. Phys.: Condens. Matter, 27, 285901 (2015).

2015-20   Disorder driven structural and dielectric properties of silicon substituted strontium titanate, Sita Dugu, Shojan P. Pavunny, Yogesh Sharma, James F. Scott, and Ram S. Katiyar, J. Appl. Phys. 118, 034105 (2015). http://dx.doi.org/ 10.1063/1.4927042

2015-21   Coherent phonon modes in nanostructured zinc oxide synthesized by arc-exploding technique, Rohit Medwal, Surbhi Gupta, Shojan P. Pavunny, Rajesh K. Katiyar, S. Annapoorni, and Ram S. Katiyar, Material Letters 160, 183 (2015). http://dx.doi.org/10.1016/j.matlet.2015.07.138

2015-22   Graphene/semiconductor Silicon modified BiFeO3/ITO ferroelectric photovoltaic device for transparent self-powered windows, Surbhi Gupta1, Rohit Medwal, Tej B. Limbu, Rajesh K. Katiyar, Shojan P. Pavunny, Monika Tomar, G. Morell, Vinay Gupta, and R. S. Katiyar, . Appl. Phys. Lett. 107, 062902 (2015); http://dx.doi.org/10.1063/1.4928541

2015-23   Nanoscale polarisation switching and leakage currents in (Ba0. 955Ca0. 045)(Zr0. 17Ti0. 83) O3 epitaxial thin films, Venkata Sreenivas Puli, Dhiren K. Pradhan, Shiva Adireddy, R. Martínez, Punam Silwal, J. F. Scott, C. V. Ramana, Douglas B. Chrisey, Ram S. Katiyar, J. Phys. D: Appl. Phys. 48, 355502 (2015); doi:10.1088/0022-3727/48/35/355502

2015-24   Synthesis, characterization and electrochemical performance of Al-substituted Li2MnO3, Loraine Torres-Castro, Jifi Shojan, Christian M. Julien, Ashfia Huq, Chetan Dhital, Mariappan Parans Paranthaman, Ram S. Katiyar, Ayyakkannu Manivannan, Materials Science and Engineering: B 201, 13 (2015); doi:10.1016/j.mseb.2015.07.006

2015-25   Hetero-epitaxial BiFeO3/SrTiO3 nanolaminates with higher piezoresponse performance over stoichiometric BiFeO3 films, Geunhee Lee, Erika MA Fuentes-Fernandez, Guoda Lian, Ram S Katiyar, Orlando Auciello, Appl. Phys. Lett. 106, 022905 (2015); http://dx.doi.org/10.1063/1.4905871

2015-26   Nonpolar resistive memory switching with all four possible resistive switching modes in amorphous ternary rare-earth LaHoO3 thin films, Yogesh Sharma, Shojan P. Pavunny, Esteban Fachini,James F. Scott, and Ram S. Katiyar,  J. Appl. Phys. 118, 094506 (2015); http://dx.doi.org/10.1063/1.4930039

2015-27   Hydrogen Sensing Properties of Copper-Doped Zinc Oxide Thin Films, Malik, Rajesh Kumar; Khanna, Rajesh; Sharma, G. L.; Pavunny, S. P.; Katiyar, R. S. IEEE Sensors Journal 15, 7021 (2015). http://dx.doi.org/10.1109/JSEN.2015.2469141

2015-28   Structural and magnetic studies on praseodymium  and transition-meal co-substituted BFO ceramics, Indrani Coondoo, Neeraj Panwar,Venkata S. Puli, Venkata E. Ramana, A. L. Kholkin and Ram S. Katiyar, Journal of Multiferroic Materials,1(1),23-26, (2015).

2015-29   Ferroelectricity in rare-earth (Sm, Gd) doped-HfO2 thin films deposited by sequential pulsed laser deposition, Yogesh Sharma, Danilo Barrionuevo, Radhe Agarwal, Shojan P. Pavunny, and Ram S. Katiyar, ECS Solid State Lett4, N13 (2015).  http://dx.doi.org/10.1149/2.0031511ssl

2015-30   Enhanced resistive switching in forming free graphene oxide films embedded with gold nanoparticles deposited by electrophoresis, Geetika Khurana, Pankaj Misra, Nitu Kumar, Sudheendran Kooriyattil, James F. Scott, and Ram S. Katiyar, Nanotechnology 27, 015702 (2015).