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Structural, optical and magnetic properties of Mn
substituted Ni–Co mixed spinel ferrites nanoparticles Ritupan Borah, S. Ravi Materials
Science and Engineering B 325 (2026) 119134. | Tuning frustrated magnetism in Mn1− x Mg x Cr2O4 via
A-site Mg substitution Deepak Kumar Yadav, S. Ravi Journal
of Physics D: Applied Physics 59 (2026) 25301. | Tuning Garnet Properties: The Role of Cr Substitution
in Sm3Fe5O12 Shalini Verma, S. Ravi Journal
of Superconductivity and Novel Magnetism 39 (2026) 17. | Exploring Impact of Fe substitution in Nd2CoMnO6
Double Perovskite: Study of their Magnetic and Dielectric Properties. Nibedita Nayak, S. Ravi Ceramic
International ( 2026, Inpress). | Inducing Relaxor Behavior in KTiO 3 Perovskite: An
Experimental and First-Principles Study for Dielectric Energy Storage Naphisabiang Sun, Hodam Karnajit Singh, Rajashri
Urkude, Biplab Gosh, Archna Sagdeo, S. Ravi, D. Pamu ACS
Applied Energy Materials 9 (2026) 2784-95. | Magnetic properties of magnetron sputtered MnAl/CoNi
thin films Rajbanshi, D; Deka, N; Maji, D; Borah, JP; Ravi, S;
Srivastava, SK; Next
Materials 11 (2026) 101810. | Vacancy-assisted hopping transport and microscopic
origin of hierarchical spin in spinel Mn0. 5Mg0. 5Cr2O4 Deepak Kumar Yadav, S. Ravi Journal
of Physics : Condensed Matter 38 (2026) 95802. | Enhanced Dielectric and Soft Magnetic Properties of
Rare Earth (Sm, Er) Co-substituted Cobalt Ferrites Nanocrystals. Onus Manner,
Debabrata Maji , K Pushpanjali Patra,
S. Ravi, Tribedi Bora Materials
Chemistry and Physics 339 (2025)130746. | Exploring the structural, magnetic, and dielectric
spectroscopy of Y-substituted Nd2CoMnO6 double perovskite compounds Nibedita Nayak, S. Ravi Ceramic
International 51 (2025) 7047-7059. | Inverse magnetocaloric effect and magneto electric
coupling near room temperature in nanoparticles of Y2FeCrO6 double perovskite. K. Pashpanjali Patra, S. Ravi Journal
of Applied Physics 137 (2025) 043910. | Tuning Magnetic Behavior of La Substituted Gd 3 Fe 5 O
12 : An Experimental Study Aakansha, S. Ravi IEEE
Magnetics Letters 16 (2025) 7100105. | Tailoring structural, magnetic, and magneto-dielectric
features of (Gd1− xNdx) 3Fe5O12 (x= 0.0–0.4) garnet ceramics Verma, Shalini; Veillon, Fabien; Lohier,
Jean-François; Prellier, Wilfrid; Singh, Kiran; Ravi, S; Journal
of Applied Physics 137 (2025) 173902. | Magnetocaloric and critical behavior studies in
(Nd1-xYx) 2CoMnO6 (x= 0.0 to 0.6) double perovskites Nibedita Nayak, S. Ravi Journal
of Magnetism and Magnetic Materials 629 (2025) 173266. | Impact of Fe substitution on magnetic properties,
dielectric relaxation and conduction mechanism of MnCr2O4 spinel oxide Junmoni Barman, S. Ravi Ceramic
International 51 (2025) 42286-42303. | Evolution of magnetic and electrical behavior in
Mg-doped MnCr2O4: A combined experimental and theoretical study Deepak Kumar Yadav, S. Ravi Journal
of Applied Physics 138 (2025) 154101. | Impact of Ni Substitution at Mn Site in Nd2CoMnO6:
Insights into Structural, Magnetic, and Magnetocaloric Properties Nibedita Nayak, S. Ravi Soild
State Sciences 170 (2025) )108106. | Effect of Post Annealing on the Structural and
Magnetic Properties of (Fe0. 4Pt0. 6) 1− xCox Ternary Alloy Thin Films Deka, N; Rajbanshi, D; Maji, D; Borah, JP; Ravi, S;
Srivastava, SK; Surfaces
and Interfaces 75 (2025) 107853. | Investigation of magnetocaloric effect in Holmium
substituted Dysprosium iron garnet for magnetic refrigeration applications Shalini Verma, S. Ravi Journal
of Magnetism and Magnetic Materials 589 (2024) 171512. | Altering the magnetic and dielectric responses of
polycrystalline Gadolinium iron garnet by Al substitution Shalini Verma, S. Ravi Ceramic
International 50 (2024) 13022-13033. | Impacts of diffusive ion migration on ferroelectric
properties in BaTiO3 composite Naphisabiang Sun, Hodam Karnajit Singh, S. Ravi, D. Pamu Journal
of Physics D: Applied Physics 57 (2024) 335301. | Effect of Rare Earth (Ho and Er) Co-Substitution on
the Magnetic and Dielectric Properties of Nanocrystalline Cobalt Ferrites Onus Manner, Sikha Sarma, K Pushpanjali Patra, Debabrata
Maji, S. Ravi, Tribedi Bora Ceramic
International 50 (2024) 30912-30930. | Structural, magnetic and impedance dynamics of
multiferroic high entropy garnet ceramics Shalini Verma, S. Ravi Ceramic
International 50 (2024) 35449-35456. | Insights into crystal structure, temperature-dependent
magnetization and dielectric relaxation mechanism in Bi substituted samarium
iron garnet Shalini Verma, S. Ravi Solid
State Sciences 154 (2024) 107629. | Exploring the structural, magnetic, and dielectric
properties of Fe and Y substituted NiCr2O4 Junmoni Verma, Shalini Verma, S. Ravi Journal
of Alloys and Compounds 1003 (2024) 175680. | Influence of Al doping on crystal structure, magnetic
and optical properties of TiO2 compound B. Dey, R. Narzary, S. Ravi, S.K. Srivastava. Journal
of Physics and Chemistry of Solids 194 (2024) 112225. | Cr induced modifications in Dy3Fe5O12: structural,
magnetic, and electrical perspectives Shalini Verma, S. Ravi Journal
of Materials Science: Materials in Electronics 35 (2024)1937. | A comparative study on the structural, magnetic and
dielectric properties of magnesium substituted cobalt ferrites. Sarmah, Sikha; Patra, KP; Maji, PK; Ravi, S; Bora,
Tribedi; Ceramic
International 49 (2023) 1444-1463. | Influence of K/Mg co-doping in tuning room temperature
d0 ferromagnetism, optical and transport properties of ZnO compounds for
spintronics applications Narzary, R; Dey, B; Rout, Sushree Nibedita; Mondal, A;
Bouzerar, G; Kar, Manoranjan; Ravi, S; Srivastava, SK; Journal
of Alloys and Compounds 934 (2023 167874. | Crystal structure, micro-structure, Raman
spectroscopy, optical, magnetic, and electrical property of Sn0.94-yAg0.06SbyO2
compounds. R. Narzary. S. Ravi, Sandeep Srivastava. Applied
Physics A 129 (2023) 630. | Room temperature ferromagnetism, optical band gap
widening in Mg-doped ZnO compounds for spintronics applications Bikash Dey, R. Narzary, Sushree Nibedita Rout,
Manoranjan Kar, S. Ravi, Sandeep Srivastava. Ceramic
International 49 (2023) 35860-35871. | Effect of Cr3+ Substitution on the Magnetic and
Dielectric Properties of Cobalt Ferrites Sikha Sarmah, Debabrata Maji, S. Ravi, Tribedi Bora Journal
of Alloys and Compounds 960 (2023)170589. | Evidence of cluster glass phase, exchange bias,
reversible magnetocaloric effect and study of electrical properties in
Ni1−xCdxCr2O4 (x = 0–0.30) spinel. Ritupan Borah, Debabrata Maji, S. Ravi Applied
Physics A 129 (2023) 298. | Influence of surface roughness on magnetic properties
of CoTbNi ternary alloy films. Rajib Kr Basumatary, Pratap Behera, Bablu Basumatary, Barnaly
Brahma, S. Ravi, Rajeeb Brahma, Sandeep Srivastava. Micro
and Nanostructures 174(2023) 207491. | Analysis of negative magnetization and dielectric
studies in holmium substituted samarium iron garnet Shalini Verma, S. Ravi Solid
State Sciences 139 (2023) 107189. | Phenomenological investigation of structural,
magnetic, and dielectric properties of holmium substituted gadolinium iron
garnet Shalini Verma, S. Ravi Journal
of Materials Science: Materials in Electronics 34 (2023) 1011. | Effect of partial replacement of Mn with Cr on
exchange bias behavior and negative magnetization in nanocrystalline Ho2CoMnO6
double perovskite K. Pushpanjali Patra, S. Ravi Journal
of Magnetism and Magnetic Materials 582 (2023) 171008. | Influence of K/Mg co-doping in tuning room temperature
d0 ferromagnetism, optical and transport properties of ZnO compounds for
spintronics applications. R.Narzary, Bikash Dey, Sushree Nibedita Rout, Arunendu
Mondal, Georges Bouzerar, Manoranjan Kar, S. Ravi, Sandeep Srivastava. Journal
of Alloys and Compounds 934 (2023) 167874. | A comparative study on the structural, magnetic and
dielectric properties of magnesium substituted cobalt ferrites. Sikha Sarmah, K.P. Patra, P.K. Maji, S. Ravi, Tribedi
Bora Ceramics
International 49 (2023) 1444-63. | Room temperature ferromagnetism, optical band gap
widening in Mg-doped ZnO compounds for spintronics applications Dey, B; Narzary, R; Rout, Sushree Nibedita; Kar, Manoranjan;
Ravi, S; Srivastava, SK; Ceramic
International 49 (2023) 35860-35871. | Investigation of conventional exchange bias in
(Nd1-xHox) 2CoMnO6 (x= 0.0–0.4) double perovskite Nibedita Nayak, S. Ravi Solid
State Sciences 146 (2023) 107370. | Effect of chromium in magnetic and dielectric
properties of inverse spinel FeMn2O4 K. Pushpanjali Patra, S. Ravi Applied
Physics A 128 (2022) 289. | Room temperature d0 ferromagnetism, band-gap
reduction, and high optical transparency in p-type K-doped ZnO compounds for
spintronics applications. Bikash Dey, R. Narzary, Shantanu Kumar Panda, Jyotirekha
Mallick, Arunendu Mondal, S. Ravi, Manoranjan Kar, Sandeep Srivastava. Materials
Science in Semiconductor Processing 148 (2022) 106798. | Investigation of static and dynamic magnetic
properties of Ni0.85Mg0.15Cr2O4 nanoparticles. Ritupan Borah, S. Ravi Journal
of Magnetism and Magnetic Materials 560 (2022) 169666. | Effect of Al3+ substitution on structural, magnetic
and dielectric properties of cobalt ferrite synthesized by sol-gel method and
its correlation with cationic distribution. Sikha Sarma, Ritupan Borah, P.K. Maji, S. Ravi,
Tribedi Bora. Physica
B Condensed Matter 639 (2022) 414017. | Re-entrant spin glass and magnetocaloric effect in
frustrated double perovskite Ho2CoMnO6 flat nanorod K. Pushpanjali Patra, S. Ravi Journal
of Magnetism and Magnetic Materials 559 (2022) 169537. | Investigation of static and dynamic magnetic
properties of Ni0. 85Mg0. 15Cr2O4 nanoparticles Ritupan Borah, S. Ravi Journal
of Magnetism and Magnetic Materials 560 (2022) 169666. | Negative magnetization and exchange bias behavior in
nanocrystalline Ho2CoMn1− xNixO6 (x= 0‐0.4) double perovskite K. Pushpanjali Patra, S. Ravi Journal
of Alloys and Compounds 921 (2022) 166090. | Influence of Na/Mg co-doping in tuning microstructure,
transport, optical, and magnetic properties of TiO2 compounds for spintronics
applications Narzary, Radha; Dey, Bikash; Sen, Santanu; Parida,
Bichitra Nanda; Mondal, Arunendu; Ravi, Seenipandian; Srivastava, Sandeep
Kumar; Magnetochemistry
8 (2022) 150. | Sign reversal of both spontaneous and conventional
exchange bias in nanoparticles of Y2FeCrO6 double perovskite K. Pushpanjali Patra, S. Ravi Journal
of Applied Physics 132 (2022) 213903. | Optical band gap tuning, zero dielectric loss and room
temperature ferromagnetism in (Ag/Mg) co-doped SnO2 compounds for spintronics
applications R. Narzary, Bikash Dey, Leeladhar Chouhan, Santhosh
Kumar, S. Ravi, Sandeep Srivastava. Materials
Science in Semiconductor Processing 142(2022) 106477. | Crystal structure, optical and dielectric properties
of Ag:ZnO composite-like compounds. B. Dey, R. Narzary, L. Chouhan, S. Bhattacharjee, B.
N. Parida, A. Mondal ,S. Ravi, S. K. Srivastava. Journal Materials Science : Materials in
Electronics 33 (2022) 2855-68. |
Tailoring room temperature d0 ferromagnetism, dielectric, optical, and transport properties in Ag-doped rutile TiO2 compounds for spintronics applications L. Chouhan1, R. Narzary, B. Dey1, Shantanu Kumar Panda, Murli Kumar Manglam, L. Roy, R. Brahma, A. Mondal, M. Kar, S. Ravi, S. K. Srivastava Journal of Materials Science: Materials in Electronics 32 (2021) 28163-75. | Magnetic properties and exchange bias behavior in
nanocrystalline (Ho1-xSmx) 2CoMnO6 (x= 0–0.5) double perovskite K. Pushpanjali Patra, S. Ravi Journal
of Magnetism and Magnetic Materials 540 (2021) 168476. | Tailoring room temperature d 0 ferromagnetism,
dielectric, optical, and transport properties in Ag-doped rutile TiO2 compounds
for spintronics applications Chouhan, L; Narzary, R; Dey, B; Panda, Shantanu Kumar;
Manglam, Murli Kumar; Roy, L; Brahma, R; Mondal, A; Kar, M; Ravi, S; S.K.
Srivastava. Journal
of Materials Science: Materials in Electronics 32 (2021) 28163-28175. | Influence of Cu insertion layer on magnetic property
of [Co(0.3 nm)/Ni(0.6 nm)]10/Cu/[Co(0.3 nm)/Ni(0.6 nm)]10 spin valve thin films B. Brahma, Pratap Behera, S. Ravi, R. Brahma, S. K.
Srivastava Applied
Physics A 127 (2021) 680. | Effect of cation distributions on structural and
magnetic properties of Ni1-xCoxFe2O4 spinel ferrites Ritupan Borah, S. Ravi Journal
of Magnetism and Magnetic Materials 538 (2021) 168276. | Tuning the Perpendicular Magnetic Anisotropy of
[Co(0.3nm)/Ni(0.6nm)]20 Multilayer Thin Films. Barnali Brahma, Rafikul Hussain, Aakansha, Pratap
Behera, S. Ravi, Rajeeb Brahma, Sandeep Srivastava Thin
Solid Films 728 (2021) 138689. | Effect of cation distribution and temperature
variation on magnetic and dielectric properties of manganese substituted cobalt
ferrites. Sikha Sarmah, Aakansha, P.K. Maji, S. Ravi, Tribedi
Bora. Solid
State Communications 324 (2021) 114146. | Magnetic properties of ordered array of nano bumps of
[Co/Ni]4, 10, 20 multilayers Rafikul Hussain, Aakansha, S.Ravi, Sandeep Srivastava Solid
State Communications 324 (2021) 114144. | Crystal Structure and Magnetic Properties of (Co-Ag)
co-doped SnO2 Compounds S. K. Srivastava, Aakansha, S. S. Baro ,B. Narzary, D.
R. Basumatary, R. Brahma, S. Ravi Journal
of Superconductivity and Novel Magnetism 34(2021) 461–467. | Magnetocaloric effect and critical behavior of Ni1−x
MnxCr2O4 (x = 0, 0.10, and 0.50) compounds Ritupan Borah, S. Ravi Journal
of Applied Physics 128 (2020) 233901. | Influence of substrate (Si and glass), Cu under-layer,
in situ annealing of Ta/Cu and post-annealing on magnetic properties of [Co
(0.3 nm)/Ni (0.6 nm)] 4, 10 multilayer thin films Hussain, R; Aakansha; Ravi, S; Srivastava, SK; Journal
of Materials Science: Materials in Electronics 31 (2020) 11975-11982. | Magnetic Property of CoTbNi Ternary Alloy Thin Films R. K. Basumatary, Aakansha, B. Basumatary, B. Brahma, R. Hussain,
S. Ravi, R. Brahma, S. K. Srivastava Journal
of Superconductivity and Novel Magnetism 33 (2020) 3165–3170 | Influence of Cu Insertion Layer on Magnetic Properties
of Co-Tb/Cu/Co-Tb Thin Films B. Brahma, R. Hussain, R. K. Basumatary, Aakansha, S. Ravi, R. Brahma, S. K. Srivastava Journal
of Superconductivity and Novel Magnetism 33 (2020) 2891–2897. | Influence of substrate (Si and glass), Cu under-layer,
in situ annealing of Ta/Cu and post-annealing on magnetic properties of [Co(0.3
nm)/Ni(0.6 nm)]4, 10 multilayer thin films Rafikul Hussain, Aakansha, S. Ravi, Sandeep Srivastava Journal
of Materials Science: Materials in Electronics 31 (2020) 1-8 |
Spin glass and exchange bias behavior in magnetically frustrated Ni1-xMgxCr2O4 (x = 0.0 - 0.50) Ritupan Borah, S. Ravi Journal of Magnetism and Magnetic Materials 502 (2020) 166550 |
Magnetic Property of Thin Film of Co-Tb Alloys Deposited on the Barrier Layer of Ordered Anodic Alumina Templates
R. Hussain, Aakansha, B. Brahma, R. Basumatary, R. Brahma, S. Ravi & S. K. Srivastava Journal of Superconductivity and Novel Magnetism 33 (2020) 1759-63DOI: 10.1007/s10948-020-05432-2 |
Investigation of Negative Magnetization and Impedance Spectroscopy of Sm-Substituted Gadolinium Iron Garnets
Aakansha, S. Ravi
Materials Research Express 6 (2019) 126113; ( DOI:10.1088/2053-1591/ab62e7) |
Effect of (Ni-Ag) co-doping on crystal structure and magnetic Property of SnO2
S K Srivastava, R Brahma, S Datta, Shampa Guha, Aakansha, S S Baro, B Narzary, D R Basumatary, Manoranjan Kar and S Ravi
Materials Research Express, 6 (2019) 126107. |
Anomalous low temperature electrical transport behaviour of Nd 0.7 Sr 0.3 MnO 3 thin films: presence of localized magnetic moments
Ranganadh. G. Tanguturi. S. Ravi
Materials Research Express 6 (2019) 106436. |
Structural, optical and magnetic properties of Pr2FeCrO6 nanoparticles
Vishwajit Manohar Gaikwad, Mahananda Brahma, Ritupan Borah, S. Ravi
Journal of Solid State Chemistry 278 (2019) 120903: 1-7. |
Investigation of structural, magnetic and dielectric properties of Al‑doped samarium iron garnet
Mahananda Brahma, Aakansha, Vishwajit M. Gaikwad, S. Ravi
Applied Physics A 125 (2019) 333: 1-11, https://doi.org/10.1007/s00339-019-2629 |
Influence of Ti-Substitution on Structural, Magnetic and Dielectric Properties of M-Type Barium Hexaferrite
Pratap Behera, S. Ravi
Journal of Electronic Materials 48 (2019) 5062-5074. DOI: 10.1007/s11664-019-07310-7. |
Crystal Structure and Magnetic Properties of Cu-Substituted La0.90Ag0.10MnO3 Compounds
S. K. Srivastava, S. Ravi
Journal of Superconductivity and Novel Magnetism 32 (2019) 3995–4003. |
Influence of Cr substitution on magnetic and dielectric properties of gadolinium iron garnets
Aakansha, S. Ravi
Solid State Communications 300 (2019) 113690:1-7. |
Sperimagnetism in Perpendicularly Magnetized Co-Tb Alloy-BasedThin Films
R. Hussain,Aakansha,B. Brahma, K. Basumatary, R. Brahma, S. Ravi, S. K. Srivastava
Journal of Superconductivity and Novel Magnetism 32 (2019) 4027–4031. |
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Investigation of magnetic and relaxor dielectric properties of polycrystalline gadolinium iron garnet by Bi substitution
Aakansha, S. Ravi; Applied Physics A 125 (2019) 498:1-9 |
Study of impedance, dielectric and magnetic properties in Y3Fe5−xMnxO12 (x = 0–0.2)
Aakansha, S. Ravi
Journal of Materials Science: Materials in Electronics 30 (2019) 7815-7823:DOI:10.1007/s10854-019-01100-x |
Effect of Ni doping on structural, magnetic and dielectric properties of M-type barium hexaferrite
Pratap Behera, S. Ravi
Solid State Sciences 89 (2019) 139-149. |
Magnetic and electrical properties of Mn-substituted (La0.85Ag0.15)CoO3 compounds
S. K. Srivastava, B. Samantaray, T. Bora S. Ravi
Journal of Magnetism and Magnetic Materials 474 (2019) 605-612 |
Structural, magnetic and electrical properties of Fe substituted GdCrO3
Bibhuti B Dash, S. Ravi
Solid State Sciences 83 (2018) 189- 200 |
Magnetic and dielectric spectroscopic studies in Zn substituted Y-type barium hexaferrite
Pratap Behera, S. Ravi
Journal of Alloys and Compounds 797 (2018) 712-723 |
Impedance spectroscopy and magnetic properties of Mg doped Y-type barium hexaferrite
Pratap Behera, S. Ravi
Journal of Materials Science: Materials in Electronics 29 (2018) 20206- 20215 |
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Structural, Magnetic and Dielectric Properties of Cr Substituted Yttrium Iron Garnets
Aakansha and S. Ravi
Journal of American Ceramic Society101 (2018) 5046-5060 |
Magnetization Reversal and Exchange Bias Study in Bulk Gd 1- x Y x CrO 3 ( x = 0.0 – 1.0)
Bibhuti.B. Dash, S. Ravi
Journal of Magnetism and Magnetic Materials 461 (2018) 91-99 (DOI: 10.1016/j.jmmm.2018.04.052) |
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Magnetization Reversal and Tunable Exchange Bias Behavior in Mn Substituted NiCr2O4
Jumoni Barman and S. Ravi
Journal of Materials Science 53 (2018) 7187- 7198. |
Magnetic and Dielectric Properties of Y3-xSmxFe5O12 (x=0 to 3.0)
Aakansha, Bipul Deka and S. Ravi
Journal of Superconductivity and Novel Magnetism 31 (2018) 2121-2129. |
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Evolution of structural transition, grain growth inhibition and collinear antiferromagnetism in (Bi1-xSmx)FeO3 (x = 0 to 0.3) and their effects on dielectric and magnetic properties
Bipul Deka, S. Ravi and D. Pamu
Ceramics International 43 (2017) 16580-16592 |
Ferromagnetism in Fe doped BaTiO3 ceramics"
Bipul Deka, S. Ravi
Journal of Superconductivity and Novel Magnetism 31 (2018) 1427-1433.
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Effect of Yttrium substitution on the structural and magnetic properties of GdCrO3
Bibhuti D. Dash and S. Ravi
Journal of Magnetism and Magnetic Materials ·448 (2018) 355-359 (DOI: 10.1016/j.jmmm.2017.06.068) |
Study of Electrical Transport and Magnetic Properties of Nd0.7Sr0.3MnO3/Nd0.8Na0.2MnO3 Bilayer Thin Films
T. R. Gopalarao and S. Ravi
Journal of Superconductivity and Novel Magnetism · 31 (2018) 1149-1154. (DOI: 10.1007/s10948-017-4275-2) |
Magnetic and electrical transport properties of La0.7Sr0.3MnO3 /LaFeO3 bilayer thin films
T. R. Gopalarao, Bibhuti D. Dash and S. Ravi
Journal of Magnetism and Magnetic Materials 441 (2017) 531-536. |
Effect of Al Substitution in Structural and Magnetic Properties of MnCr2O4
Jumoni Barman and S. Ravi
Journal of Superconductivity and Novel Magnetism 31 (2018) 99-106 (DOI: 10.1007/s10948-017-4169-3) |
Impedance spectroscopy and ac conductivity mechanism in Sm doped Yttrium Iron Garnet
Aakansha, Bipul Deka, S. Ravi and D. Pamu
Ceramics International 43 (2017)10468-10477 |
Study of impedance spectroscopy and electric modulus of PbTi1–xFexO3 ( x = 0.0–0.3) compounds
Bipul Deka and S. Ravi
Journal of Alloys and Compounds 720 (2017) 589-598 |
Study of Magnetic Compensation Behavior in Mn(Cr1- xFex)2O4
Junmoni Barman and S. Ravi
Journal of Magnetism and Magnetic Materials 437 (2017) 42-50. |
Effect of Film Thickness on Electrical and Magnetic Properties of Nd0.8Na0.2MnO3 Thin Films
T.R Gopalarao and S. Ravi
Journal of Superconductivity and Novel Magnetism (2017) 2465-2470 |
Study of the sign change of exchange bias across the spin reorientation transition in Co(Cr1− xFex)2O4 (x=0.00–0.125)
R Padam, Swati Pandya, S. Ravi, S. Ramakrishnan, A. K. Nigam, A.K. Grover and D. Pal
Journal of Physics Condensed Matter 29 (2017) 055803-1 to 11. |
Magnetization reversal and tunable exchange bias in GdCr1-xMnxO3 (x = 0 − 0.50)
Bibhuti B. Dash and S. Ravi
Journal of Magnetism and Magnetic Materials 429 ·(2017) 281-286 |
Influence of Al Substitution on Structural, Dielectric and Magnetic Properties of M-type Barium Hexaferrite
Pratap Behera and S. Ravi
Journal of Superconductivity and Novel Magnetism 30 (2017) 1453-1461. |
Sign reversal of magnetization and exchange bias in Ni(Cr1-xAlx)2O4 (x = 0 – 0.50)
Junmoni Barman and S. Ravi
Journal of Magnetism and Magnetic Materials 426 · (2017) 82-88. |
Effect of Mn doping on magnetic and dielectric properties of YFeO3
Bipul Deka, S. Ravi, A. Perumal, D. Pamu
Ceramics International 43(2017) 1323-1334 |
Tunable Exchange Bias and Bipolar Switching of Magnetization Near Room Temperature
Junmoni Barman and S. Ravi
Journal of Superconductivity and Novel Magnetism 29 (2016) 2859-2865. |
Effect of Film Thickness in Electrical Resistivity and Magnetic Properties of Nd0.7Sr0.3MnO3 Thin Films
T. R. Gopalarao, S. Ravi and D. Pamu
Journal of Superconductivity and Novel Magnetism 29 (2016) 2567-2572. |
Study of Exchange Bias in Mn Doped YFeO3 Compound
Bipul Deka, S. Ravi, A. Perumal
Journal of Superconductivity and Novel Magnetism 29 (2016) 2165-2170. |
Electrical transport and magnetic properties of epitaxial Nd0.7Sr0.3MnO3 thin films on (001)-oriented LaAlO3 substrate
T. R. Gopalarao, S. Ravi and D. Pamu
Journal of Magnetism and Magnetic Materials 409 (2016) 148-154. |
Evolution of ferrimagnetism in Co(Cr1−xAlx)2O4(x=0.0−1.0)
R. Padam, S. Ravi, D. Pal
Journal of Magnetism and Magnetic Materials 418 ·(2016) 231-235. |
Study of critical behavior in ferromagnetic LaCr0.3Mn0.7O3
Tribedi Bora and S. Ravi
Journal of Magnetism and Magnetic Materials 418 (2016) 213-216. |
Exchange bias and magnetization reversal in Ni(Cr1-xFex)2O4 (x=0-0.20)
Junmoni Barman, P.D. Babu, S. Ravi
Journal of Magnetism and Magnetic Materials 418 (2016) 300-305. |
Sign Reversal of Magnetization in Mn substituted SmCrO3
Bibhuti B. Dash and S. Ravi
Journal of Magnetism and Magnetic Materials 405 (2016) 209-213. |
Giant magnetothermal conductivity and magnetostriction effect in the charge ordered Nd0.8Na0.2MnO3 Compound.
B. Samantaray, N. Khan, A. Midya, S. Ravi and P. Mandal, Euro Physics Letter 113 (2016) 17003-1 to 5. |
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Sign reversal of magnetization and tunable exchange bias field in NdCr 1- x Fe x O 3 ( x = 0.05 � 0.2)
Tribedi Bora and S. Ravi, Journal of Magnetism and Magnetic Materials, 386 (2015) 85-91. |
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Effect of post annealing process on electrical and magnetic properties of Nd 0.7 Sr 0.3 MnO 3 thin films
T. R. Gopalarao, S. Ravi and D. Pamu, Journal of Superconductivity and Novel magnetism, 28 (2015)1571-1576. |
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Study of exchange bias and training effect in NiCr 2 O 4
Junmoni Barman, Tribedi Bora and S. Ravi, Journal of Magnetism and Magnetic Materials 385 (2015) 93-98 |
| |
Study of exchange bias behavior in Ni(Cr 1- x Fe x ) 2 O 4
Junmoni Barman and S.Ravi, Solid State Communications 201 (2015) 59-63 |
| |
Sign reversal of magnetization and ferromagnetism in NdCr 1- x Mn x O 3 ( x = 0 � 0.50)
Tribedi Bora and S. Ravi,
Journal of Superconductivity and Novel magnetism 28 (2015) 869-872. |
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Bipolar switching of magnetization and tunable exchange bias in NdCr 1- x Mn x O 3 ( x = 0.0 � 0.30)
Tribedi Bora and S. Ravi,
Journal of Applied Physics
116 (2014)
063901_1 to 6 |
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Exchange bias in non-collinear spin-spiral system Co(Cr 1- x Co x ) 2 O 4 ( x = 0.0 � 0.1)
R. Padam, S. Ravi, S. Ramakrishnan, A. K. Grover and D. Pal ,
Journal of Magnetism and Magnetic Materials 371 (2014) 144-148. |
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Entanglement of lock-in transition and exchange bias in Co(Cr 0.9 Co 0.1 ) 2 O 4
R. Padam, S. Ravi and D. Pal Physica B: condensed matter 448 (2014) 191-193 |
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Effect of Ce doping on the magnetic properties of LaCrO 3
Tribedi Bora and S. Ravi ,Physica B: Condensed Matter 448 (2014) 233-236 |
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Ferromagnetism and Ferroelectricity in Fe doped BaTiO3
Bipul Deka, S. Ravi , A Perumal and D. Pamu , Physica B: Condensed Matter 448 (2014) 204-206 |
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Negative magnetization and the tunable exchange bias field in LaCr 0.8 Mn 0.2 O 3
Tribedi Bora and S. Ravi , Journal of Magnetism and Magnetic Materials 358 (2014) 208 - 211 |
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Sign Reversal of Magnetization Reversal and Exchange Bias Field in LaCr 0.85 Fe 0.15 O 3
Tribedi Bora and S. Ravi Journal of Applied Physics 114 (2013) 183902-1 to 5 |
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Study of Magnetization Reversal in LaCr 1-x Fe x O 3 Compounds,
Tribedi Bora and S. Ravi , Journal of Applied Physics 114 (2013) 033906-1 to 8. |
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Optical Properties of Ambient Temperature Grown Nanocrystalline Mg2TiO4 Thin films Deposited by RF Magnetron Sputtering
R. K. Bhuyan, T. Santhosh Kumar, A. Perumal , S. Ravi , and D. Pamu ,Surface & Coatings Technology 221 (2013) 196 |
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Magnetic compensation effect and phase reversal of exchange bias field across compensation temperature in multiferroic Co(Cr 0.95 Fe 0.05 )2O4,
R. Padam, Swati Pandya, S. Ravi , A. K. Nigam, S. Ramakrishnan, A. K. Grover, and D. Pal, Applied Physics Letters 102 (2013) 112412- 1 to 4 |
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Ferromagnetism in Mechanically Milled Pure SnO2,
Sunita Mohanty, Manoranjan Kar and S.Ravi , International Journal of Modern Physics B, 27 (2013) 1350025. |
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Critical Behavior of Ferromagnetic Transition in SnO2 based Diluted Magnetic Semiconductor,
Sunita Mohanty and S.Ravi, Journal of Superconductivity and Novel Magnetism, 26 (2013) 157-164 |
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Antiferromagnetism and the Effect of Exchange Bias in LaCr 1-x Fe x O 3 (x= 0.40 to 0.60),
Tribedi Bora, P. Saravanan and S. Ravi , Journal of Superconductivity and Novel Magnetism 26 (2013)1645-1648 |
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Structural and Magnetic Properties of Co ( Cr 1- y Al y ) 2 O 4 ( y = 0 . 0�0 . 2) Compounds,
R. Padam, D. Pal, S.Ravi, A.K. Grover and S. Ramakrishnan, Journal of Superconductivity and Novel Magnetism 26 (2013)1607-1610 |
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Particle size effects on the suppression of charge-ordering in Nd 0.8 Na 0.2 MnO 3 B.
Samantaray, S. K. Srivastava, S. Ravi, Journal of Applied Physics 111 (2012) 013919-1 to 12. |
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Ferromagnetism in mechanically milled Sn 1-x Co x O 2 (x=0 to 0.10) compounds;
Sunita Mohanty, S. Ravi;
Journal of Superconductivity and Novel Magnetism 25 (2012)1017-1023 |
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Magnetic structure and magnetic properties of Nd 1-x Na x MnO 3 compounds;
B.Samantaray, S. Ravi, A.Das, S.K. Srivastava,
, Journal of Applied Physics 110 (2011) 093906-1 to 9.
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Large enhancement of giant magnetoimpedance property in electrodeposited NiFe/Cu wire with copper additive in plating bath;
A.Chandra Mishra, T.Shaoo, V. Srinivas, A.K.Thakur, B.Samantaray, S. Ravi, Solid State Communications 151 (2011) 1787-1790. |
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Ferromagnetism and Bound Magnetic Polaron Behavior in (In 1-x Co x )2O3;
Tribedi Bora, B. Samantaray, S. Mohanty and S. Ravi , IEEE Magnetics 47 (2011) 3991-3994. |
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Magnetic dynamics of charge ordered Nd 0.80 Na 0.20 MnO 3 compound;
B. Samantaray, S. K. Srivastava, S. Ravi, Journal Mangnetism and Magnetic Materials 323 (2011) 2622-2626. |
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Neutron powder diffraction study in La 0.85 Ag 0.15 MnO 3;
B. Samantaray, S. K. Srivastava, S. Ravi, I. Dhiman, A. Das, Journal of Superconductivity and Novel Magnetism
24 (2011) 1933-1937. |
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Structural and Magnetic Properties of Nanocrystalline Sn 0.98 Co 0.02 O 2 under different annealing conditions;
S. Mohanty, S.Ravi, H.S. Jena, V. Manivanan, International Journal of Nanoscience
10 (2011) 313-317. |
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Neutron powder diffraction studies and magnetic properties in Nd 1-x K x MnO 3 (x=0.15 and 0.20) compounds, B.Samantaray, S.Ravi, A. Perumal, I.Dhiman, A.Das, Journal of Applied Physics
109 , (2011) 07E150-1 to 3 |
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Ferromagnetic and charge-ordered phases in (Nd,Na)-Mn-O Compounds;
B. Samantaray and S. Ravi, Journal of Superconductivity and Novel Magnetism 24 (2011) 809-814. |
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Critical behaviour studies in ferromagnetic (Nd,K)-Mn-O compounds Nd 1-x K x MnO 3 (x = 0.16 and 0.21);
B. Samantaray, S.Ravi and A. Perumal, Journal Mangnetism and Magnetic Materials 322 (2010) 3391. |
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Magnetic Properties of Sn 1-x Ni x O 2 based diluted magnetic semiconductors;
S. Mohanty and S. Ravi , Solid State Communications 150 (2010) 1570-1574. |
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Neutron Powder Diffraction Studies in LaMn1-xCuxO3 (x=0.05, 0.10 and 0.15) ;
B. Samantaray, S. K. Srivastava, S. Mohanty and S. Ravi , I. Dhiman and A. Das, Journal of Applied Physics 107 (2010) 09D719 -1 to 3 |
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Ferromagnetism and bound magnetic polaron behavior in bulk Sn 1-x Co x O 2 ,
Sunita Mohanty and S. Ravi , Solid State Communications 150 (2010) 739-742 |
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Structural, electrical and magnetic properties of Co and Fe co-doped ZnO nanoparticles prepared by solution combustion method.,
M.L. Dinesha, H.S. Jayanna, S. Mohanty and S. Ravi; Journal alloys and compounds, 490 (2010) 618-623 |
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Reentrant spin glass behavior in Nd0.84K0.12MnO3,
B. Samantaray and S. Ravi; Journal of Magnetism and Magnetic Materials 322 (2010) 2038-2042. |
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Magnetic Properties of Co doped SnO 2 Diluted Magnetic Semiconductors
S. Mohanty and S. Ravi; Indian Journal of Physics 84 (2010) 735-739 |
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Magnetic properties of transition metal substituted (La0. 85 Ag0.15)Mn1-yMyO3 compounds (M= Co, Cr & Al)
S. K.Srivastava, S. Ravi; Journal of Magnetism and Magnetic Materials 321 (2009) 4072-4080. |
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Magnetic properties of Nd1-x KxMnO3 Compounds
B. Samantaray and S. Ravi; Journal of Magnetism and Magnetic Materials 321 (2009) 3671-3676 |
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Role of Co substitution on the Crystal Structure and Electrical Resistivity of (La0.85Ag0.15)MnO3 Compounds
S. K. Srivastava and S. Ravi; Journal of Superconductivity and Novel Magnetism 22 (2009) 651-658 |
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Magnetic Properties of Nd1-xAgxMnO3 Compounds
S.K.Srivastava, S. Ravi, Journal of Physics: Condensed Matter 20, (2008) 505212-1 to 8. |
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Neutron powder diffraction studies in CaMn 1-xCuxO3 (x = 0, 0.2)
S. Ravi, Manoranjan Kar, S. M. Borah, and P. S. R. Krishna
Crystal Research and Technology, 43, (2008) 1318-1322 |
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Electrical Transport and Magnetic Properties of La0.85Ag0.15(Mn1-y Aly) O3
S. K. Srivastava, Manoranjan Kar, S. Ravi
Indian Journal of Physics 82 (2008) 695-699. |
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Magnetic Properties of Electron Doped Y1-xCexMnO3 Compounds.
S.K.Srivastava, Manoranjan Kar, S. Ravi, P.K. Mishra, P.D. Babu
Journal of Magnetism and Magnetic Materials 320, (2008) 2382-2386. |
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Ferromagnetic Insulating and Spin Glass Behavior in Cr Substituted La0.85Ag0.15MnO3 Compounds
S. K. Srivastava, Manoranjan Kar and S. Ravi
Journal of Physics: Condensed Matter 20, (2008) 235201-1 to7. |
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Effect of Co doping on the Magnetic Properties of La0.85Ag0.15(Mn1-yCoy)O3
S. K. Srivastava, Manoranjan Kar and S. Ravi
Journal of Magnetism and Magnetic Materials 320, (2008) e107-e110. |
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Study of Critical Current Density from ac susceptibility measurements in (La1-xYx)2Ba2CaCu5Oz
P.K. Nayak and S. Ravi
Indian Journal of Physics 82 (2008) 603-610. |
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Magnetic and Martensitic Transformations in Ni-Fe-Ga Alloy
M. Raghusankar, S. Sarma,S. Ravi and A. Srinivasan
Indian Journal of Physics 82 (2008) 169-172. |
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Preparation, characterization and magnetic properties of hexagonal Y1-xCexMnO3
S.K.Srivastava, Manoranjan Kar and S. Ravi
Indian Journal of Physics 82 (2008) 195-200. |
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Effect of Al Substitution on La0.85Ag0.15MnO3 Double Exchange Ferromagnetic Compound.
S. K. Srivastava, Manoranjan Kar and S. Ravi
Materials Science and Engineering B, 147 (2008) 84-89. |
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Crystal Structure and Characterization of Pure and Ag doped (La1-xYx)2Ba2CaCu5Oz (0 £ x £ 0.5) Superconductors
P.K. Nayak and S. Ravi
Journal of the American Ceramic Society 19 (2007) 2819-2823 |
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Excess conductivity and magneto-conductivity studies in pure and Ag doped (La1-xYx)2Ba2CaCu5Oz Superconductors
P.K. Nayak and S. Ravi
Superconductor Science and Technology 19 (2006) 1209-1214. |
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Excess Conductivity in the Paracoherence Regime of pure and Ag doped (La1-xYx)2Ba2CaCu5Oz superconductors
P. K. Nayak and S. Ravi
Solid State Communications 140 (2006) 464-468. |
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Study of Magneto-Conductivity in (La1.6Y0.4)Ba2-Ca0.8Cu4.8Oz Superconductors.
P. K. Nayak and S. Ravi
Journal of Superconductivity and Magnetism 19 (2006) 515-520. |
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Linear and Non-linear AC Susceptibility Studies in La(Mn1-xCux)O3
S.K. Srivastava, Manoranjan Kar and S. Ravi
Journal of Magnetism and Magnetic Materials 307 (2006) 318-324. |
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AC Susceptibility and Intergranular Critical Current Density Study in Pure and Ag doped (La1-xYx)Ba2CaCu5Oz Superconductors.
P.K. Nayak and S. Ravi
Solid State Communications 138 (2006) 377-381. |
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Critical Behaviour Studies in La1-xAgxMnO3 Double Exchange Ferromagnet
Manoranjan Kar, A. Perumal and S. Ravi
Physica Status Solidi (b) 243 (2006) 1908-1913. |
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Study of Electrical Transport and Magnetic Properties in CaMn1-xCuxO3
Manoranjan Kar, S.M. Borah and S. Ravi
Materials Science and Engineering B 129 (2006) 54-58. |
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Electrical Resistivity and Ac Susceptibility Studies In Sr1-xLaxMnO3
Manoranjan Kar and S. Ravi
Modern Physics Letters B 20 (2006) 1517-1528. |
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Excess Conductivity in the Mean Field and Paracoherence Regimes of (La1.6Y0.4)Ba2Ca0.8Cu4.8Oz Superconductors
P. K. Nayak and S. Ravi
Modern Physics Letters B 20 (2006) 111-122. |
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Study of AC Susceptibility and Magneto-Resistivity in Ba1-xLaxMnO3 (x =0.30 to 0.70) Compounds
Manoranjan Kar and S. Ravi
Materials Science and Engineering B 123 (2005) 95-101. |
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AC Susceptibility Studies in Single Phase Bi-2223 System
S.Keshri, V. Dayal, S. Ravi and P.K. Nayak
Czechoslovak Journal of Physics 55 (2005) 74-84. |
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Study of Electrical Transport and AC Susceptibility in LaMn1-xCuxO3.
Manoranjan Kar and S. Ravi
Modern Physics Letters B 19 (2005) 317- 330. |
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Electrical Resistivity and AC susceptibility Studies in La1-xAgxMnO3
Manoranjan Kar and S. Ravi
Materials Science and Engineering B 110 (2004) 46 - 51. |
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Study of structural, magnetic and electrical transport Properties in La1-xCuxMnO3
Manoranjan Kar and S. Ravi
Materials Science and Engineering B 107 (2004) 332 – 336. |
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Study of Magneto-Resistivity in La1-xAgxMnO3 Compounds
S. Ravi and Manoranjan Kar
Physica B 348 (2004) 169-176. |
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Study of Structural, Electrical Transport and Magnetic Properties in La1-xAgxMnO3 Compounds
Manoranjan Kar and S. Ravi
Modern Physics Letters B 18 (2004) 221-231. |
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Transport and Thermal Properties of Bi1.2Pb0.33Sr1.54Ca2.06Cu3Oy Superconductor.
V.Dayal, S. Keshri, P.K. Nayak and S.Ravi
Indian Journal of Cryogenics 28 (2003) 122-126 |
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Metal-Insulator Transition in Electron Doped Ba1-xLaxMnO3 Compounds
Manoranjan Kar and S. Ravi
Pramana- Journal of Physics, 58 (2002) 1009 - 1012. |
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Distribution of Critical Current Density on Bi-110 K Superconductor from AC Susceptibility Study.
S. Ravi, Physica C 330 (2000) 58-64. |
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Universal Behaviour of AC Susceptibility of Granular (Bi1.2Pb0.3)Sr1.5Ca2Cu3Oy Superconductor
S. Ravi Physica C 295 (1998) 277-286 |
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Magneto-Conductivity of NdBa2Cu3O7 Thin Film in the Paraconductivity and Paracoherence Regimes
Narayani Senthil-kumaran, S.Ravi, K. Sethupathi, V. Sankaranarayanan & G. Rangarajan
Advances in Superconductivity, New Materials, Critical Currents & Devices, Ed. Pinto et al., (1998)
239-244 |
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Magneto-Conductivity in NdBa2Cu3O7 Thin Film
Narayani Senthil-kumaran, S.Ravi, K. Sethupathi, K. Sreenivas, G. Rangarajan,
IEEE Transactions on Magnetics 32 (1996) 4663-4665 |
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Magnetization and Critical State Models in YNi2B2C
Narayani Senthil-kumaran, S.Ravi, G. Rangarajan, Czechoslovak Journal of Physics 46 (1996) 837-838. |
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Magnetization Study of Superconducting Grains in Bi.2.1Sr1.9CaCu2Oy
S. Uma, S. Ravi, G. Rangarajan, Physica C 253 (1995) 225-230 |
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Excess Conductivity Studies in the Paracoherence Region of (Bi,Pb)-Sr-Ca-Cu-O Superconductor.
E.Isaac Samuel, S. Ravi V. Seshu Bai, Solid State Communications 96 (1995) 441-444. |
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Universal Behaviour of Susceptibility in the 110 K Phase of (Bi,Pb)-Sr-Ca-Cu-O Superconductor
N. Hari Babu,T. Rajasekharan, S. Ravi, V. Seshu Bai, Physical Review B 52 (1995) 13605-
13609 |
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AC Susceptibility Study in the 85 K Phase of Bi-Sr-Ca-Cu-O Superconductor
S. Ravi, V.Seshu Bai Physica C 230 (1994) 51-60. |
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AC Susceptibility Study in the 110 K Phase of Bi-Sr-Ca-Cu-O
S. Ravi , V. Seshu Bai Physical Review B 49 (1994) 13082-13088 |
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Zero Field Excess Conductivity Studies in the Bi-Sr-Ca-Cu-O System
S. Ravi, V. Seshu Bai Modern Physics Letters B 6 (1992) 1857-1865. |
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Excess Conductivity Studies in Pure and Ag Doped 85 K phase in Bi-Sr-Ca-Cu-O System
S. Ravi, V. Seshu Bai Solid State Communications 83 (1992) 117-121. |
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Fluctuations Induced Excess Conductivity in the Bi1.2Pb0.3Sr1.5Ca2Cu3Oy Compound
S.Ravi, V.Seshu Bai, Physica C 182 (1991) 345-350 . |
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On the composition of 110K Superconductor in (Bi,Pb)-Sr-Ca-Cu-O System
V. Seshu Bai, S.Ravi, T.Rajaseharan, R.Gopalan, Journal of Applied Physics 70 (1991) 4378-4382 |
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A New Co-Precipitation Technique for the Preparation of Superconducting Oxides.
Y.S.N. Murthy, R.Gopalan, Sarala Raoot, T.Rajasekharan, S. Ravi, V.Seshu Bai
Materials Letters 9 (1990) 154-156. |
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Combustion Process for the Synthesis of YBa2Cu3O7 High Tc Superconductors
R. Gopalan, Y.S.N.Murthy, T.Rajasekharan, S.Ravi, V.Seshu Bai, Materials Letters 8 (1989)
441-443. |
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