Multiferroic & Spintronics

  1. Phase evolution and enhanced electrical properties in Ba0.85Ca0.15Zr0.10Ti0.90O3 lead-free ceramics prepared at different sintering temperatures, S Sharma, R Nandan, J Shah, RK Kotnala, NS Negi, Phase Transitions, 1-17, 2022.
  2. Enhanced multiferroic properties and magnetoelectric coupling in Nd modified 0.7 BiFeO3–0.3 PbTiO3 solid solution, M Baloni, RC Sharma, H Singh, B Khan, MK Singh, PC Sati, M Rawat, VN Thakur, A. Kumar, RK Kotnala, Journal of Materials Science: Materials in Electronics 33 (21), 17161-17173,
  3. A review on current status and mechanisms of room-temperature magnetoelectric coupling in multiferroics For device applications, R Gupta, RK Kotnala, Journal of Materials Science, 1-28, 2022.
  4. Dielectric and multiferroic properties of Na0. 5Bi0. 5TiO3–CoFe2O4 heterostructure composite ceramic, S Thakur, H Sharma, S Sharma, S Saini, KL Yadav, J Shah, RK Kotnala, NS Negi, Journal of Materials Science: Materials in Electronics 33 (8), 5831-5845, 2022.
  5. Structural, magnetic, magneto-dielectric and magneto-electric properties of (1-x) Ba0. 85Ca0. 15Ti0. 90Zr0. 10O3–(x) CoFe2O4 lead-free multiferroic composites sintered at higher temperature, S Sharma, H Sharma, S Thakur, J Shah, RK Kotnala, NS Negi, Journal of Magnetism and Magnetic Materials 538, 168243, 2021.
  6. Enhanced dielectric and ferroelectric properties of chemical solution processed lead-free Ba1−xCaxZr0.1Ti0.9O3 thin films, H Sharma, KK Maurya, J Shah, RK Kotnala, NS Negi, Ferroelectrics 582 (1), 80-97, 2021.
  7. Influence of phase dominance on structural, magneto-dielectric, magnetic-electric properties of (Ba0. 85Ca0. 15Zr0. 1Ti0. 9) O3-CoFe2O3 composites, S Sharma, S Thakur, J Shah, RK Kotnala, NS Negi, Journal of Materials Science: Materials in Electronics 32 (5), 6570-6585, 2021.
  8. Analysis of sintering temperature effects on structural, dielectric, ferroelectric, and piezoelectric properties of BaZr0. 2Ti0. 8O3 ceramics prepared by sol–gel method, S Sharma, H Sharma, S Kumar, S Thakur, RK Kotnala, NS Negi, Journal of Materials Science: Materials in Electronics 31 (21), 19168-19179, 2020.
  9. Influence of Cr3+ doping on multiferroic properties in the morphotropic phase boundary compositions of BiFeO3–PbTiO3 system, N Kumar, B Narayan, T Mehrotra, A Kumar, M Kumar, R Ranjan, S Kumar, J Shah, RK Kotnala, Journal of Materials Science: Materials in Electronics 30 (17), 16539-16547, 2019.
  10. Hematite α-Fe2O3 induced magnetic and electrical behavior of NiFe2O4 and CoFe2O4 ferrite nanoparticles, KC Verma, N Goyal, M Singh, M Singh, RK Kotnala, Results in Physics, 13, 102212, 2019.
  11. Surface, phase transition and impedance studies of Zr-mutated BaTiO3 lead-free thin films, H Sharma, RK Kotnala, J Shah, NS Negi, Results in Physics 13, 102190, 2019.
  12. Enhanced multiferroic and magnetoelectric properties of Ni0.92 (Cu0. 05Co0.03) Fe2O4/Ba1-xCaxZr0. 10Ti0.90O3 lead-free composite films, H Sharma, J Shah, RK Kotnala, NS Negi, Solid State Sciences 90, 34-40, 2019.
  13. Temperature dependent electric properties and magnetoelectric effects in ferroelectric rich Ni0. 8Mg0. 2Fe2O4+ BaZr0. 2Ti0. 8O3 magnetoelectric composites, P Chavan, LR Naik, PB Belavi, G Chavan, VT Muttannavar, BK Bammannavar, RK Kotnala, Journal of Alloys and Compounds 777, 1258-1264, 2019.
  14. Investigation of magnetoelectric effect in Bi0.5Na0.5TiO3–CoMn0.2Fe1.8O4 composites, Y Kumar, KL Yadav, J Shah, RK Kotnala, IEEE Transactions on Dielectrics and Electrical Insulation 26 (2), 561-567, 2019.
  15. Tuning magnetism in 0.25 BaTiO3-0.75 CoFe2O4 hetero-nanostructure to control ferroelectric polarization, KC Verma, N Goyal, RK Kotnala, Physica B: Condensed Matter 554, 9-16, 2019.
  16. Surprisingly high magneto-electric coupling in cubic Co0. 7Fe2. 3O4-SrTiO3 nano-composites, AS Gaikwad, RH Kadam, SE Shirsath, SR Wadgane, J Shah, RK Kotnala, AB Kadam, Journal of Alloys and Compounds 773, 564-570, 2019.
  17. Influence of Cr3+ doping on multiferroic properties in the morphotropic phase boundary compositions of BiFeO-PbTiO3 system, N Kumar, B Narayan, T Mehrotra, A Kumar, M Kumar, R Ranjan, S Kumar, Jyoti Shah, RK Kotnala, Journal of Materials Science: Materials in Electronics, 30(17), 16539-16547, 2019.
  18. Multi-Functionality of Spintronic Materials, KC Verma, RK Kotnala, N Goyal, Nanoelectronics, 153-215, 2019.
  19. Magnetic field control of polarization/capacitance/voltage/resistance through lattice strain in BaTiO3-CoFe2O4 multiferroic nanocomposite, KC Verma, M Singh, RK Kotnala, N Goyal, Journal of Magnetism and Magnetic Materials 469, 483-493, 2019.
  20. Magneto-electric coupling and improved dielectric constant of BaTiO3 and Fe-rich (Co0. 7Fe2. 3O4) ferrite nano-composites, AS Gaikwad, SE Shirsath, SR Wadgane, RH Kadam, J Shah, RK Kotnala, Journal of Magnetism and Magnetic Materials 465, 508-514, 2018.
  21. AFe2O4/(Pb0. 80Sr0. 20) TiO3 (A= Mn, Ni and Co): a new room-temperature magnetoelectric multiferroic Bi-layered composite films, K Bala, RK Kotnala, J Shah, NS Negi, Journal of Superconductivity and Novel Magnetism 31 (9), 3007-3023, 2018.
  22. Crystal structure, dielectric, magnetic and improved magnetoelectric properties of xNiFe2O4-(1-x) Na0. 5Bi0. 5TiO3 composites, T Bhasin, A Agarwal, S Sanghi, RK Kotnala, J Shah, M Yadav, M Tuteja, …,Materials Research Express 5 (10), 106102, 2018.
  23. Dielectric, magnetic and magnetoelectric properties of ferrite-ferroelectric based particulate composites, Y Kumar, KL Yadav, J Shah, RK Kotnala, Materials Research Express 5 (8), 085701, 2018.
  24. Electrical microstructure properties of 0.9 KNbO3− 0.1 BaNi12Nb12O3− δ electroceramic, RP Tiwari, J Shah, RK Kotnala, B Birajdar, Journal of Alloys and Compounds 753, 642-645, 2018.
  25. Crystal structure refinement, dielectric and magnetic properties of A-site and B-site co-substituted Bi0. 90Nd0. 10Fe1-xTixO3 (x= 0.00, 0.02, 0.05 & 0.07) ceramics, M Yadav, A Agarwal, S Sanghi, RK Kotnala, J Shah, T Bhasin, M Tuteja, J Singh, Journal of Alloys and Compounds 750, 848-856, 2018.
  26. Structural, multiferroic, dielectric and magnetoelectric properties of (1-x) Ba0. 85Ca0. 15Ti0. 90Zr0. 10O3-(x) CoFe2O4 lead-free composites, NS Negi, R Kumar, H Sharma, J Shah, RK Kotnala, Journal of Magnetism and Magnetic Materials 456, 292-299, 2018.
  27. Crystal structure, dielectric, magnetic and magnetoelectric properties of xNiFe2O4-(1-x) Na0. 5Bi0. 5TiO3 composites, T Bhasin, A Agarwal, S Sanghi, RK Kotnala, J Shah, M Yadav, M Tuteja, Journal of Alloys and Compounds 748, 1022-1030, 2018.
  28. Study of crystal structure, dielectric, magnetic and magnetoelecrtic properties of xCoFe2O4-(1-x) Na0. 5Bi0. 5TiO3 composites, T Bhasin, A Agarwal, S Sanghi, RK Kotnala, J Shah, M Yadav, M Tuteja, Ceramics International 44 (7), 7629-7636, 2018.
  29. Structural phase transition, impedance spectroscopy and narrow optical band Gap in 1-xKNbO3-xBaSc12Nb12O3, RP Tiwari, V Kumar, S Singh, J Shah, RK Kotnala, B Birajdar, Journal of the European Ceramic Society 38 (4), 1427-1433,
  30. Influence of rare earth ion doping (Ce and Dy) on electrical and magnetic properties of cobalt ferrites, M Hashim, M Raghasudha, SS Meena, J Shah, SE Shirsath, S Kumar, D Ravinder, P Bhatt, R Kumar, RK Kotnala, Journal of Magnetism and Magnetic Materials 449, 319-327, 2018.
  31. Significant role of antiferromagnetic GdFeO3 on multiferroism of bilayer thin films, J Shah, P Bhatt, KDD Dayas, RK Kotnala, Materials Research Express 5 (2), 026416, 2018.
  32. Exploring the ferromagnetic behaviour of Zn1− xZrxO1±δ nanostructures synthesized through gel-combustion route, I Khan, A Khan, S Khan, M Arsalan, RK Kotnala, WA Siddiqui, Journal of Alloys and Compounds 727, 1338-1343, 2017.
  33. Role of magnetic exchange interaction due to magnetic anisotropy on inverse spin Hall voltage at FeSi3%/Pt thin film bilayer interface, J Shah, S Ahmad, R Chaujar, NK Puri, PS Negi, RK Kotnala, Journal of Magnetism and Magnetic Materials 443, 159-164, 2017.
  34. Double perovskite Sr2FeMoO6: A potential candidate for room temperature magnetoresistance device applications, N Kumar, G Khurana, RS Katiyar, A Gaur, RK Kotnala, Magn. Sens. Dev. Trends Appl 89, 2017.
  35. Observation of enhanced multiferroic, magnetoelectric and photocatalytic properties in Sm-Co codoped BiFeO3 nanoparticles, G Arya, J Yogiraj, NS Negi, J Shah, RK Kotnala, Journal of Alloys and Compounds 723, 983-994, 2017.
  36. Study of structural, dielectric, electric, magnetic and magnetoelectric properties of K0. 5Na0. 5NbO3− Ni0. 2Co0. 8Fe2O4 composites, Y Kumar, KL Yadav, J Shah, RK Kotnala, Ceramics International 43 (16), 13438-13446, 2017.
  37. Magnetic controlled voltage in the pseudo-ternary multiferroic BiFeO3–PbTiO3–BaTiO3, N Kumar, B Narayan, S Kumar, KC Verma, R Ranjan, J Shah, RK Kotnala, Materials Research Express 4 (9), 095701, 2017.
  38. Induced magnetoelectric coupling and photoluminescence response in solution-processed CoFe2O4/Pb0.6Sr0.4TiO3 multiferroic composite film, K Bala, J Shah, NS Negi, RK Kotnala, Integrated Ferroelectrics 183 (1), 110-125, 2017.
  39. Strain-induced structural, magnetic and ferroelectric properties of heterostructure BST–NZFO nanocomposite thin film at room temperature, RK Kotnala, GS Arya, J Yogiraj, NS Negi, Bulletin of Materials Science 40 (4), 623-630, 2017.
  40. Study of electric, magnetic properties and improvements in ME effects of NMFO+ BZT particulate composites, P Chavan, LR Naik, RK Kotnala, Journal of Magnetism and Magnetic Materials 433, 24-28, 2017.
  41. Multiferroic effects in MFe2O4/BaTiO3 (M= Mn, Co, Ni, Zn) nanocomposites, KC Verma, D Singh, S Kumar, RK Kotnala, Journal of Alloys and Compounds 709, 344-355, 2017.
  42. Strain mediated magnetoelectric coupling induced in (x) Bi0. 5Na0. 5TiO3-(1− x) MgFe2O4 composites, KL Yadav, N Adhlakha, J Shah, RK Kotnala, Physica B: Condensed Matter 514, 41-50, 2017.
  43. Large low-field magnetodielectric response in multiferroic Bi2NiMnO6 thin film, A Rathi, A Anshul, A Gupta, PK Rout, KK Maurya, RK Kotnala, RP Pant, GA Basheed, Journal of Physics D: Applied Physics 50 (13), 135006, 2017.
  44. Magnetically tunable dielectric, impedance and magnetoelectric response in MnFe2O4/(Pb1− xSrx) TiO3 composites thin films, K Bala, RK Kotnala, NS Negi, Journal of Magnetism and Magnetic Materials 424, 256-266, 2017.
  45. Multiferroic, magnetoelectric and magneto-impedance properties of NiFe2O4/(Pb, Sr) TiO3 bilayer films, NS Negi, K Bala, J Shah, RK Kotnala, Journal of Electroceramics 38 (1), 51-62, 2017.
  46. Multiferroic and magnetoelectric properties of MnFe2O4/(Pb0.8Sr0.2)TiO3 composite films, NS Negi, K Bala, P Sharma, RK Kotnala, Philosophical Magazine 97 (4), 269-283, 2017.
  47. Observation of strong magnetoelectric coupling and ferromagnetism at room temperature in Fe substituted ferroelectric BaZr0.05Ti0.95O3 thin films, M Kumari, DG Barrionuevo Diestra, R Katiyar, J Shah, RK Kotnala, R Chatterjee, Journal of Applied Physics 121 (3), 034101, 2017.
  48. Electrical detection of spin hall voltage in FeSi 3%/Pt bilayer thin film using ferromagnetic resonance technique at microwave frequency, S Ahmad, J Shah, PS Negi, RK Kotnala, R Chaujar, NK Puri, Proceedings of the seventeenth international conference on thin films: abstracts, 2017.
  49. Strain induced magnetoelectric coupling in BTO/ Cr2O3 bilayer thin film for memory devices application, K Diana Dayas, J Shah, R Gupta, RK Kotnala, Proceedings of the seventeenth international conference on thin films: abstracts, 2017.
  50. Magneto-electric response in Pb substituted M-type barium-hexaferrite, P Kumar, A Gaur, RK Kotnala, Ceramics International, 43 (1), 1180-1185, 2017.
  51. Synthesis and characterization of PZT: CF magnetoelectric composites, Dipti, S Singh, JK Juneja, KK Raina, RP Pant, RK Kotnala, C Prakash, Integrated Ferroelectrics 176 (1), 109-117, 2016.
  52. Role of spin-glass phase for magnetoresistance enhancement in nickel substituted lanthanum calcium manganite, A Yadav, J Shah, R Gupta, A Shukla, S Singh, RK Kotnala, Ceramics International 42 (11), 12630-12638, 2016.
  53. Structural, dielectric, magnetic and magnetoelectric properties of (x) Bi0. 5Na0. 5TiO3-(1− x) Ni0. 2Co0. 8Fe2O4 composites, Y Kumar, KL Yadav, J Shah, RK Kotnala, Materials Research Express 3 (6), 065701, 2016.
  54. Dielectric and Raman studies of Ba (NaBi) TiO–NaNbO ceramics, SK Roy, S Chaudhuri, RK Kotnala, DK Singh, BP Singh, SN Singh, KP Chandra, K Prasad, Materials Science-Poland 34 (2), 437-445, 2016.
  55. Study of xCo0. 8Ni0. 2Fe2O4+ (1− x) Pb0. 99625 La0. 0025Zr0. 55Ti0. 45O3 magnetoelectric composites, S Singh, JK Juneja, KK Raina, RK Kotnala, C Prakash, Journal of Magnetism and Magnetic Materials 407, 279-284, 2016.
  56. Influence of 2mol% Na/Bi excess on multiferroic properties of (Na {sub 0.5} Bi {sub 0.5}){sub 0.99} La {sub 0.01} Ti {sub 0.988} Fe {sub 0.012} O {sub 3} lead free system, K Parmar, H Sharma, NS Negi, RK Kotnala, AIP Conference Proceedings 1731 (1), 140058, 2016.
  57. Multiferroic approach for Cr, Mn, Fe, Co, Ni, Cu substituted BaTiO3 nanoparticles, KC Verma, RK Kotnala, Materials Research Express 3 (5), 055006, 2016.
  58. Lattice Defects Induce Multiferroic Responses in Ce, La‐Substituted BaFe0.01Ti0.99O3 Nanostructures, KC Verma, RK Kotnala, Journal of the American Ceramic Society 99 (5), 1601-1608, 2016.
  59. Nanostructural and lattice contributions to multiferroism in NiFe2O4/BaTiO3, KC Verma, RK Kotnala, Materials Chemistry and Physics 174, 120-128, 2016.
  60. Crystal structure refinement and magnetic properties of Bi0. 8Ba0. 2FeO3 substituted Na0. 5Bi0. 5TiO3 ceramics, K Kaswan, A Agarwal, S Sanghi, RK Kotnala, Journal of Molecular Structure 1108, 54-59, 2016.
  61. Tailoring the multiferroic behavior in BiFeO 3 nanostructures by Pb doping, KC Verma, RK Kotnala, RSC advances 6 (62), 57727-57738, 2016.
  62. Microwave device jig characterization for ferromagnetic resonance induced spin Hall effect measurement in bilayer thin films, S Ahmad, J Shah, AK Katiyar, R Chaujar, NK Puri, PS Negi, RK Kotnala, NISCAIR-CSIR, India, 2016.
  63. Structural, Dielectric and Magnetoelectric Properties of x Co0. 8Ni0. 2 Fe2O4+(1-x) PbZr0. 55Ti0. 45O3 Composites, Dipti, JK Juneja, S Singh, KK Raina, RK Kotnala, C Prakash, Ferroelectrics Letters Section 42 (4-6), 97-106, 2015.
  64. Giant magnetoelectric coupling interaction in BaTiO3/BiFeO3/BaTiO3 trilayer multiferroic heterostructures, RK Kotnala, R Gupta, S Chaudhary, Applied Physics Letters 107 (8), 2015.
  65. Surface spins enhanced magnetoelectric coefficient and impedance spectroscopy of BaFe {sub 0.01} Ti {sub 0.99} O {sub 3} and BaFe {sub 0.015} Ti {sub 0.985} O {sub 3} nanorods, KC Verma, SK Tripathi, RK Kotnala, Materials Research Bulletin 68, 2015.
  66. Magnetoelectric dipole interaction in RF-magnetron sputtered (1− x) BiFeO3–xBaTiO3 thin films, R Gupta, J Shah, S Chaudhary, RK Kotnala, Journal of Alloys and Compounds 638, 115-120, 2015.
  67. Magnetoelectric properties of (Pb0.60Sr0.40)TiO3-CFO composite thin film synthesized by metallo-organic decomposition, K Bala, RK Kotnala, NS Negi, AIP Conference Proceedings 1665 (1), 050025, 2015.
  68. Investigation on the effect of ferrite content on the multiferroic properties of (1-x) Ba0. 95Sr0. 05TiO3–(x) Ni0. 7Zn0. 2Co0. 1Fe2O4 ceramic composite, R Sharma, V Singh, RK Kotnala, RP Tandon, Materials Chemistry and Physics 160, 447-455, 2015.
  69. Room temperature multiferroic behaviour and magnetoelectric coupling in Sm/Fe modified Bi4Ti3O12 ceramics synthesized by solid state reaction method, J Paul, S Bhardwaj, KK Sharma, RK Kotnala, R Kumar, Journal of Alloys and Compounds 634, 58-64, 2015.
  70. Multiferroic properties of Pb0.90Sr0.10TiO3-CoFe2O4 nanostructured bilayered thin film, K Bala, RK Kotnala, NS Negi, AIP Conference Proceedings 1661 (1), 060001, 2015.
  1. Interfacial Charge Induced Magnetoelectric Coupling at BiFeO3/BaTiO3 Bilayer Interface, R Gupta, S Chaudhary, RK Kotnala, ACS Applied Materials & Interfaces 7 (16), 8472-8479, 2015.
  2. Multiferroic and magnetoelectric properties of CoFe2O4/Pb1−xSrxTiO3 composite films, NS Negi, K Bala, A Yadav, RK Kotnala, Journal of Applied Physics 117 (16), 164101, 2015.
  3. Strong Magnetoelectric Coupling of Pb1− x Sr x (Fe0. 012Ti0. 988) O3 Nanoparticles, KC Verma, J Shah, RK Kotnala, Journal of Nanoscience and Nanotechnology 15 (2), 1587-1590, 2015.
  4. Ferrite materials: nano to spintronics regime, RK Kotnala, J Shah, Handbook of magnetic materials 23, 291-379, 2015.
  5. Effect of rare earth substitution on properties of barium strontium titanate ceramic and its multiferroic composite with nickel cobalt ferrite, P Pahuja, RK Kotnala, RP Tandon, Journal of alloys and compounds 617, 140-148, 2014.
  6. Investigation on impedance response, magnetic and ferroelectric properties of 0.20 (Co1− xZnxFe2− yMnyO4)–0.80 (Pb0. 70Ca0. 30TiO3) magnetoelectric composites, NS Negi, A Sharma, J Shah, RK Kotnala, Materials Chemistry and Physics 148 (3), 1221-1229, 2014.
  7. Multiferroicity in Ba {sub 0.97} La {sub 0.03} Ti {sub 1− x} Ni {sub x} O {sub 3}(0.03⩽ x⩽07) ceramics, N Sharma, A Gaur, UK Gaur, RK Kotnala, Journal of Alloys and Compounds 615, 135-140, 2014.
  8. Co-existence of tetragonal and monoclinic phases and multiferroic properties for x⩽30 in the (1− x) Pb (Zr {sub 0.52} Ti {sub 0.48}) O {sub 3}–(x) BiFeO {sub 3} system, S Sharma, V Singh, RK Kotnala, R Ranjan, RK Dwivedi, Journal of Alloys and Compounds 614, 165-172, 2014.
  9. Growth of Sr2FeMoO6 Based Tri-layer Structure for Room Temperature Magnetoresistive Applications, N Kumar, P Misra, RK Kotnala, A Gaur, RS Katiyar, Integrated Ferroelectrics 157 (1), 89-94, 2014.
  10. Spin-phonon coupling and improved multiferroic properties of Zr substituted BiFeO3 nanoparticles, M Arora, S Chauhan, PC Sati, M Kumar, S Chhoker, RK Kotnala, Journal of Materials Science: Materials in Electronics 25 (10), 4286-4299, 2014.
  11. Multiferroic Ni0.6Zn0.4Fe2O4-BaTiO3 nanostructures: ]Magnetoelectric coupling, dielectric, and fluorescence, KC Verma, S Singh, SK Tripathi, RK Kotnala, Journal of Applied Physics 116 (12), 124103, 2014.
  12. Room-temperature multiferroic properties and magnetoelectric coupling in Bi4− x Sm x Ti3− x Co x O12− δ ceramics, J Paul, S Bhardwaj, KK Sharma, RK Kotnala, R Kumar, Journal of Materials Science 49 (17), 6056-6066, 2014.
  13. Structural, dielectric and magnetic properties of nanocrystalline BaFe12O19 hexaferrite processed via sol-gel technique, V P Singh, G Kumar, P Dhiman, R K Kotnala, J Shah, K M Batoo, M Singh, Advanced Materials Letters 5 (8), 447-452, 2014.
  14. Phase transformation and two-mode phonon behavior of (1− x)[Ba Zr {sub 0.025} Ti {sub 0.975} O {sub 3}]–(x)[BiFeO {sub 3}] solid solutions, PA Jha, PK Jha, AK Jha, RK Kotnala, RK Dwivedi, Journal of Alloys and Compounds 600, 2014.
  15. Effect of Zr/Ti ratio on structural, vibrational, magnetic and dielectric properties of (0.95) PbZrxTi1− xO3–(0.05) BiFeO3 ceramics, S Sharma, V Singh, RK Kotnala, RK Dwivedi, Journal of Materials Science: Materials in Electronics 25 (6), 2697-2702, 2014.
  16. Room temperature multiferroic properties and magnetoelectric coupling in Sm and Ni substituted Bi {sub 4− x} Sm {sub x} Ti {sub 3− x} Ni {sub x} O {sub 12±δ}(x= 0, 0.02, 0.05, 0.07) ceramics, J Paul, S Bhardwaj, KK Sharma, RK Kotnala, R Kumar, Journal of Applied Physics 115 (20), 2014.
  17. Enhanced magnetization and magnetoelectric coupling in 1− x (BiFeO3)/x (La2/3Sr1/3MnO3) composites, V Kumar, A Gaur, RK Kotnala, Superlattices and Microstructures 69, 1-9, 2014.
  18. A Novel Approach to Improve Properties of BiFeO3 Nanomultiferroics, G Arya, RK Kotnala, NS Negi, Journal of the American Ceramic Society 97 (5), 1475-1480, 2014.
  19. Influence of La substitution on ferromagnetic properties of lead free Na {sub 0.5} Bi {sub 0.5} Ti {sub 0.988} Fe {sub 0.012} O {sub 3} multiferroic system, K Parmar, A Sharma, NS Negi, RK Kotnala, AIP Conference Proceedings 1591 (1), 2014.
  20. Structural, magnetic and magnetoelectric properties of In-Co codoped nanoparticles, GS Arya, M ram, H Sharma, KR Sharma, RK Kotnala, NS Negi, AIP Conference Proceedings 1591 (1), 238-240, 2014.
  21. Observation of magnetoelectric coupling in (1− x) BaTiO3/(x) La0. 7Sr0. 3MnO3 composites, N Sharma, A Gaur, UK Gaur, RK Kotnala, Journal of alloys and compounds 592, 244-249, 2014.
  22. Magnetoelectric coupling of multiferroic chromium doped barium titanate thin film probed by magneto-impedance spectroscopy, J Shah, RK Kotnala, Applied Physics Letters 104 (14), 142901, 2014.
  23. Comparative studies of pure BiFeO3 prepared by sol–gel versus conventional solid-state-reaction method, S Sharma, V Singh, RK Kotnala, RK Dwivedi, Journal of Materials Science: Materials in Electronics 25 (4), 1915-1921, 2014.
  24. Effect of Al3+ substitution on structural, cation distribution, electrical and magnetic properties of CoFe2O4, R Pandit, KK Sharma, P Kaur, RK Kotnala, J Shah, R Kumar, Journal of Physics and Chemistry of solids 75 (4), 558-569, 2014.
  25. Magnetoelectric, Raman, and XPS Properties of PbSr [(FeCe) Ti] O and PbSr [(FeLa) Ti] O Nanoparticles, K Verma, M Kumar, R K Kotnala, Metallurgical & Materials Transactions. Part A 45 (3), 2014.
  26. Comparative study of room temperature and low temperature magnetization and magnetoelectric coupling behavior of Ti and Pr doped BiFeO3, V Kumar, A Gaur, RK Kotnala, Superlattices and Microstructures 67, 233-241, 2014.
  27. Polycrystalline Sr2FeMoO6 thin films on Si substrate by pulsed laser deposition for magnetoresistive applications, N Kumar, P Misra, RK Kotnala, A Gaur, R Rawat, RJ Choudhary, RS Katiyar, Materials Letters 118, 200-203, 2014.
  28. Magnetodielectric coupling in epitaxial Nd2CoMnO6 thin films with double perovskite structure, A Anshul, RK Kotnala, RP Aloysius, A Gupta, GA Basheed, Journal of Applied Physics 115 (8), 084106, 2014.
  29. Room temperature magnetoresistance in Sr2FeMoO6/ SrTiO3/ Sr2FeMoO6 trilayer devices, N Kumar, P Misra, RK Kotnala, A Gaur, RS Katiyar, Journal of Physics D: Applied Physics 47 (6), 065006, 2014.
  30. Observation of multiferroic properties and magnetoelectric effect in (x) CoFe2O4−(1− x) Pb0. 7Ca0. 3TiO3 composites, A Sharma, RK Kotnala, NS Negi, Journal of alloys and compounds 582, 628-634, 2014.
  31. Multiferroic and magnetoelectric properties of nanostructured BaFe0.01Ti0.99O3 thin films obtained under polyethylene glycol conditions, K Chand Verma, J Kaur, NS Negi, RK Kotnala, Solid State Communications 178, 11-15, 2014.
  32. Magneto-electric/dielectric and fluorescence effects in multiferroic x BaTiO 3–(1− x) ZnFe 2 O 4 nanostructures, KC Verma, SK Tripathi, RK Kotnala, RSC advances 4 (104), 60234-60242, 2014.
  33. Enhanced magnetic and magnetoelectric properties of In and Co codoped BiFeO3 nanoparticles at room temperature, GS Arya, RK Kotnala, NS Negi, Journal of nanoparticle research 16 (1), 1-11, 2014.
  34. Multiferroicity and magnetoelectric coupling in doped ZnO, N Sharma, A Gaur, V Kumar, RK Kotnala, Superlattices and Microstructures 65, 299-308, 2014.
  35. Structural transition, magnetic and optical properties of Pr and Ti co-doped BiFeO3 ceramics, V Singh, S Sharma, M Kumar, RK Kotnala, RK Dwivedi, Journal of magnetism and magnetic materials 349, 264-267, 2014.
  36. Analytical comparison of magnetic and electrical properties using modified Landau theory in bismuth ferrite: effect of milling, PK Jha, PA Jha, G Srivastava, AK Jha, RK Kotnala, RK Dwivedi, Journal of magnetism and magnetic materials 349, 95-99, 2014.
  37. Raman spectra, photoluminescence, magnetism and magnetoelectric coupling in pure and Fe doped BaTiO3 nanostructures, KC Verma, V Gupta, J Kaur, RK Kotnala, Journal of Alloys and Compounds 578, 5-11, 2013.
  38. Evidences of magneto-electric coupling in BFO–BT solid solutions, M Kumar, S Shankar, RK Kotnala, O Parkash, Journal of alloys and compounds 577, 222-227, 2013.
  39. Electric, dielectric and ac electrical conductivity study of nanocrystalline cobalt substituted Mg–Mn ferrites synthesized via solution combustion technique, G Kumar, S Sharma,
  40. , J Shah, SE Shirsath, KM Batoo, M Singh, Journal of Molecular Structure 1051, 336-344, 2013.
  41. Enhanced low field magnetoresistance in Sr2Fe1− xAgxMoO6 double perovskite system, RP Aloysius, M Dhankhar, RK Kotnala, Journal of alloys and compounds 574, 335-339, 2013.
  42. Magnetoelectric coupling-induced anisotropy in multiferroic nanocomposite (1− x) BiFeO3–xBaTiO3, R Gupta, J Shah, S Chaudhary, S Singh, RK Kotnala, Journal of nanoparticle research 15 (10), 1-9, 2013.
  43. Acceptor dependent structural, microstructural and dielectric properties of PbTiO3 nano-particles, AK Katna, RK Kotnala, NS Negi, Physica B: Condensed Matter 425, 95-99, 2013.
  44. High temperature dielectric and magnetic response of Ti and Pr doped BiFeO3 ceramics, V Kumar, A Gaur, N Sharma, J Shah, RK Kotnala, ceramics International 39 (7), 8113-8121, 2013.
  45. Room temperature low field magnetoresistance in Sr2FeMoO6/ZnxFe1−xFe2O4 composites, N Kumar, G Khurana, A Gaur, RK Kotnala, Journal of Applied Physics 114 (5), 053902, 2013.
  46. Magnetic, transport and magnetoresistance behavior of Ni doped La0. 67Sr0. 33Mn1− xNixO3 (0.00≤ x≤ 0.09) system, M Gupta, RK Kotnala, W Khan, A Azam, AH Naqvi, Journal of Solid State Chemistry 204, 205-212, 2013.
  47. Influence on ferromagnetic resonance signal of perpendicular magnetic anisotropic Co/Pt bilayer thin film due to microwave induced spin-Hall effect, S Ahmad, J Shah, NK Puri, PS Negi, RK Kotnala, Applied Physics Letters 103 (3), 032405, 2013.
  48. Multiferroic and optical properties of Pr‐substituted bismuth ferrite ceramics, V Singh, S Sharma, RK Dwivedi, M Kumar, RK Kotnala, physica status solidi (a) 210 (7), 1442-1447, 2013.
  49. Dielectric study and multiferroic behaviour of Fe and Sm doped bismuth titanate, JP Sharma, S Bhardwaj, R Kumar, KK Raina, RK Kotnala, AIP Conference Proceedings 1536 (1), 1003-1004, 2013.
  50. Photoluminescence and time-resolved spectroscopy in multiferroic BiFeO3: Effects of electric fields and sample aging, A Anshul, A Kumar, BK Gupta, RK Kotnala, JF Scott, RS Katiyar, Applied Physics Letters 102 (22), 222901, 2013.
  51. Study of ferromagnetic-metal type Sr2FeMoO6+ xAg (x= 0–10 wt%) composites, N Kumar, RP Aloysius, A Gaur, RK Kotnala, Journal of alloys and compounds 559, 64-68, 2013.
  52. Synthesis and characterizations of Ni2+ substituted cobalt ferrite nanoparticles, M Hashim, S Kumar, SE Shirsath, RK Kotnala, J Shah, R Kumar, Materials Chemistry and Physics 139 (2-3), 364-374, 2013.
  53. Structural, dielectric, magnetic and ferroelectric properties of (PbTiO3) 0.5–(Co0. 5Zn0. 5Fe2O4) 0.5 composite, A Sharma, RK Kotnala, NS Negi, Physica B: Condensed Matter 415, 97-101, 2013.
  54. Optical Characteristics of Nanocrystalline Pb1–x Sr x TiO3 Thin Films Using Transmission Measurements, KC Verma, RK Kotnala, M Ram, NS Negi, Advanced Science Focus 1 (1), 13-19, 2013.
  55. Structural, dielectric, ferroelectric and magnetic properties of Bi0. 80A0. 20FeO3 (A= Pr, Y) multiferroics, V Singh, S Sharma, RK Dwivedi, M Kumar, RK Kotnala, NC Mehra, RP Tandon, Journal of superconductivity and novel magnetism 26 (3), 657-661, 2013.
  56. Influence of Cr3+ ion on the structural, ac conductivity and magnetic properties of nanocrystalline Ni–Mg ferrite, M Hashim, S Kumar, SE Shirsath, RK Kotnala, J Shah, R Kumar, Ceramics International 39 (2), 1807-1819, 2013.
  57. Anomalous dielectric response with suppression in Neel temperature of Bi0. 9Y0. 1Fe1− xMnxO3 (0⩽ x⩽07) ceramics, V Kumar, A Gaur, RK Kotnala, Journal of alloys and compounds 551, 410-414, 2013.
  58. Structural and multiferroic properties of Bi1−xInxFeO3 (0 ≤ x ≤ 20) nanoparticles, GS Arya, RK Kotnala, NS Negi, Journal of Applied Physics 113 (4), 044107, 2013.
  59. Structural, electrical and magnetic properties of NCCF+ BTO ME composites, PB Belavi, LR Naik, RK Kotnala, VL Mathe, Int. J. Sci. Eng. Res 4 (12), 2229, 2013.
  60. Resistivity and grain size dependent magnetoelectric effect in (Y) Ni0. 85Cd0. 1Cu0. 05Fe2O4+(1-Y) Batio3 ME composites, PB Belavi, GN Chavan, LR Naik, VL Mathe, RK Kotnala, Int. J. Sci. Technol. Res. 2 (12), 298-306, 2013.
  61. Induced magnetism and magnetoelectric coupling in ferroelectric BaTiO 3 by Cr-doping synthesized by a facile chemical route, J Shah, RK Kotnala, Journal of Materials Chemistry A 1 (30), 8601-8608, 2013.
  62. Magnetic Properties in Multiferroic Bi1−xFe1+xO3 (x ≤ 0.5) of Nanoparticles, T Karan, S Ram, RK Kotnala, Advanced Nanomaterials and Nanotechnology, 117-124, 2013.
  63. Monodisperse Co, Zn-Ferrite nanocrystals: Controlled synthesis, characterization and magnetic properties, S Kumar, V Singh, S Aggarwal, UK Mandal, RK Kotnala, Journal of magnetism and magnetic materials 324 (22), 3683-3689, 2012.
  64. Influence of Fe segregation at grain boundaries on the magnetoresistance of Sr2Fe1+δMoO6 polycrystals, N Kumar, V Pandey, A Gaur, RK Kotnala, Journal of Applied Physics 112 (7), 073925, 2012.
  65. Structural properties and magnetic interactions in Ni0. 5Mg0. 5Fe2− xCrxO4 (0≤ x≤ 1) ferrite nanoparticles, M Hashim, S Kumar, SE Shirsath, RK Kotnala, H Chung, R Kumar, Powder technology 229, 37-44, 2012.
  66. Room temperature magnetoelectric coupling enhancement in Mg-substituted polycrystalline GdFeO3, J Shah, RK Kotnala, Scripta Materialia 67 (4), 316-319, 2012.
  67. Enhancement in the magnetic, optical and electrical properties of Ti0. 97Co0. 03O2 and Ti0. 97Fe0. 03O2 nanoparticles with Ce co-doping, KC Verma, J Singh, M Ram, DK Sharma, A Sharma, RK Kotnala, Physica Scripta 86 (2), 025704, 2012.
  68. Low temperature synthesis and magneto resistance study of nano La1-xSrxMnO3 (x= 0.3, 0.33, and 0.4) perovskites, M Gupta, P Yadav, W Khan, A Azam, A H Naqvi, R K Kotnala, Advanced Materials Letters 3 (3), 220-225, 2012.
  69. Grain size dependent dielectric and magnetic properties of (Y) NCCF+ (1–Y) BTO particulate composites, PB Belavi, GN Chavan, LR Naik, RK Kotnala, International Journal of Nanoscience 11 (03), 1240007, 2012.
  70. Magnetic properties of carbon stabilized multiferroic bismuth ferrite nanoparticles, T Karan, S Ram, RK Kotnala, AIP Conference Proceedings 1447 (1), 395-396, 2012.
  71. Synthesis and evolution of magnetic properties of Ni doped La2/3Sr1/3Mn1−xNixO3 nanoparticles, M Gupta, W Khan, P Yadav, RK Kotnala, A Azam, AH Naqvi, Journal of Applied Physics 111 (9), 093706, 2012.
  72. Surfactant free hydrothermal synthesis, electrical, optical and ferroelectric properties of BaTiO3 nanoparticles, J Kaur, RK Kotnala, KC Verma, Journal of optoelectronics and advanced materials, 219-223, 2012.
  73. Magneto-electric properties of Nd substituted BiFeO3 polycrystalline samples, A Gautam, K Singh, K Sen, RK Kotnala, M Singh, Journal of alloys and compounds 517, 87-91, 2012.
  74. Investigation of structural and magnetic properties of Ni, NiFe and NiFe2O4 thin films, J Singh, SK Gupta, AK Singh, P Kothari, RK Kotnala, J Akhtar, Journal of magnetism and magnetic materials 324 (6), 999-1005, 2012.
  75. Structural, electrical and magnetic properties of cadmium substituted nickel–copper ferrites, PB Belavi, GN Chavan, LR Naik, R Somashekar, RK Kotnala, Materials Chemistry and Physics 132 (1), 138-144, 2012.
  76. Magnetoelectric coupling in multiferroic Ba (Fe 0.01 Ti 0.99) O 3 nanowires, J Kaur, J Shah, RK Kotnala, V Gupta, KC Verma, Advanced Materials, 3 (5), 371-375, 2012.
  77. Magnetoelectric coupling, dielectric relaxor, tunability and impedance spectroscopy of nanostructured thin films, KC Verma, J Kaur, NS Negi, RK Kotnala, AIP Conference Proceedings 1393 (1), 93-94, 2011.
  78. Spring like ferromagnetic behavior of xLi0. 5Fe2. 5O4–(1− x) SrFe2O4 nanoferrite thin films, KC Verma, RK Kotnala, Journal of Nanoparticle Research 13 (10), 4437-4444, 2011.
  79. Multiferroic properties of Ba (FexTi1− x) O3 nanorods, J Kaur, RK Kotnala, KC Verma, Materials Letters 65 (19-20), 3160-3163, 2011.
  80. Multiferroic magnetoelectric coupling and relaxor ferroelectric behavior in 0.7 BiFeO3–0.3 BaTiO3 nanocrystals, KC Verma, RK Kotnala, Solid state communications 151 (13), 920-923, 2011.
  81. Room temperature long range ferromagnetic ordering in (BiFeO3)1−x (PbTiO3)x nanocrystallites, K Singh, A Gautam, K Sen, RK Kotnala, M Kumar, P Gautam, M Singh, Journal of Applied Physics 109 (12), 123911, 2011.
  82. Impedance spectroscopy and dielectric properties of Ce and La substituted Pb0. 7Sr0. 3 (Fe0. 012Ti0. 988) O3 nanoparticles, KC Verma, M Ram, J Singh, RK Kotnala, Journal of Alloys and Compounds 509 (15), 4967-4971, 2011.
  83. Study of electrical properties and the magnetoelectric effect in Ni0. 2Co0. 8Fe2O4+ PbZr0. 8Ti0. 2O3 particulate composites, BK Bammannavar, LR Naik, RK Kotnala, Smart Materials and Structures 20 (4), 045005, 2011.
  84. 180 Crystal structure and magnetic property of Nd doped BiFeO3 nanocrytallites, A Gautam, K Singh, K Sen, RK Kotnala, M Singh, Materials Letters 65 (4), 591-594,2011.
  85. Effect of microwave processing on polycrystalline hard barium hexaferrite, CL Dube, SC Kashyap, RK Kotnala, Journal of superconductivity and novel magnetism 24 (1), 567-570, 2011.
  86. Multiferroic and relaxor properties of Pb0. 7Sr0. 3 [(Fe2/3Ce1/3) 0.012 Ti0. 988] O3 and Pb0. 7Sr0. 3 [(Fe2/3La1/3) 0.012 Ti0. 988] O3 nanoparticles, KC Verma, SS Bhatt, M Ram, NS Negi, RK Kotnala, Materials Chemistry and Physics 124 (2-3), 1188-1192, 2010.
  87. Nanograins dependent dielectric constant, tunability, phase transition, impedance spectroscopy and leakage current of (Pb1− xSrx) TiO3 thin films, KC Verma, RK Kotnala, V Verma, NS Negi, Thin Solid Films 518 (12), 3320-3325, 2010.
  88. Multiferroic Pb1-xSrx(Fe0.012Ti0.988)O3 nanoparticles: Room temperature dielectric relaxation, ferroelectricity and ferromagnetism, KC Verma, M Ram, RK Kotnala, SS Bhatt, NS Negi, Indian Journal of Pure & Applied Physics, 48, 593-599, 2010.
  89. Intrinsic study for magnetoelectric coupling in Pb1− xSrx (Fe0. 012Ti0. 988) O3 nanoparticles, KC Verma, RK Kotnala, NS Negi, Solid state communications 149 (41-42), 1743-1748, 2009.
  90. Synthesis and characterization of nanostructured (Pb1− x Sr x) TiO3 thin films by a modified chemical route, KC Verma, AK Sharma, SS Bhatt, RK Kotnala, NS Negi, Philosophical Magazine 89 (27), 2321-2332, 2009.
  91. Dielectric tunability and conduction mechanisms of nanostructured (Pb1− x Sr x) TiO3 thin films, KC Verma, RK Kotnala, NS Negi, Applied Physics A 96 (4), 1009-1015, 2009.
  92. Multifunctional behaviour of nanostructured Pb0. 7Sr0. 3 (Fe0. 012Ti0. 988) O3 thin film, RK Kotnala, KC Verma, MC Mathpal, NS Negi, Journal of Physics D: Applied Physics 42 (8), 085408, 2009.
  93. Unambiguous evidence for magnetoelectric coupling of multiferroic origin in 0.73BiFeO3–0.27PbTiO3, S Bhattacharjee, V Pandey, RK Kotnala, D Pandey, Applied Physics Letters 94 (1), 012906, 2009.
  94. Intrinsic study for magnetoelectric coupling in Formula Not Shown nanoparticles, KC Verma, RK Kotnala, NS Negi, Solid State Communications 149 (41), 1743-1748, 2009.
  95. Influence of sintering temperature and oxygen annealing on transport properties of La0. 67Ca0. 33MnO3, R Tripathi, A Dogra, AK Srivastava, VPS Awana, RK Kotnala, GL Bhalla, H Kishan, Journal of Physics D: Applied Physics 42 (2), 025003, 2008.
  96. Direct evidence for multiferroic magnetoelectric coupling in 0.9 BiFeO 3–0.1 BaTiO3, A Singh, V Pandey, RK Kotnala, D Pandey, Physical review letters 101 (24), 247602, 2008.
  97. Study of electric and magnetic properties of nanomultiferroic system, K Singh, RK Kotnala, M Singh, Applied Physics Letters 93 (21), 212902, 2008.
  98. Dielectric and optical constants of nanostructured (Pb0. 7Sr0. 3) TiO3 thin films suitable for high frequency devices, KC Verma, N Thakur, RK Kotnala, NS Negi, Journal of Physics D: Applied Physics 41 (21), 215108, 2008.
  99. Dielectric and magnetic properties of (BiFeO3) 1− x (PbTiO3) x ferromagnetoelectric system, K Singh, NS Negi, RK Kotnala, M Singh, Solid state communications 148 (1-2), 18-21, 2008.
  100. Multiferroic and magnetoelectric properties of MnFe2O4/TiO3 composite films, NS Negi, K Bala, P Sharma, RK Kotnala, Philosophical Magazine
  101. Ba (Fe0. 01Ti0. 99) O3 nanowires, J Kaur, J Kaur, J Shah, RK Kotnala, V Gupta, KC Verma, 2012.