Re-entrant spin glass behaviour and magneto-dielectric effect in insulating Sm 2 NiMnO 6 double perovskite PN Lekshmi, GR Raji, M Vasundhara, MR Varma, SS Pillai, M Valant
Journal of Materials Chemistry C 1 (40), 6565-6574, 2013
49 2013 Observation of high-temperature magnetic transition and existence of ferromagnetic short-range correlations above transition in double perovskite La 2 FeMnO 6 JP Palakkal, PN Lekshmi, S Thomas, KG Suresh, MR Varma
RSC advances 5 (128), 105531-105536, 2015
42 2015 Room temperature relaxor ferroelectricity and spin glass behavior in Sr2FeTiO6 double perovskite PN Lekshmi, SS Pillai, KG Suresh, PN Santhosh, MR Varma
Journal of Alloys and compounds 522, 90-95, 2012
38 2012 Competing short-range magnetic correlations, metamagnetic behavior and spin-phonon coupling in Nd2CoMnO6 double perovskite RR Das, PN Lekshmi, SC Das, PN Santhosh
Journal of Alloys and Compounds 773, 770-777, 2019
36 2019 Structural, magnetic and dielectric properties of rare earth based double perovskites RE2NiMnO6 (RE= La, pr, Sm, Tb) PN Lekshmi, M Vasundhara, MR Varma, KG Suresh, M Valant
Physica B: Condensed Matter 448, 285-289, 2014
31 2014 High temperature spin reorientation, magnetization reversal and magnetocaloric effect in 50% Mn substituted polycrystalline ErFeO3 K Chandran, PN Lekshmi, PN Santhosh
Journal of Solid State Chemistry 279, 120910, 2019
18 2019 Giant exchange bias effect in Ruddlesden-Popper oxides RR Das, PN Lekshmi, R Dhal, CV Colin, PN Santhosh
Physical Review B 102 (13), 134405, 2020
17 2020 A Griffiths-like phase and variable range hopping of polarons in orthorhombic perovskite Pr 2 CrMnO 6 K Aswathi, JP Palakkal, PN Lekshmi, MR Varma
New Journal of Chemistry 43 (44), 17351-17357, 2019
17 2019 Dielectric relaxation, magneto-dielectric coupling, and pyrocurrent anomaly in point defect controlled HoCrO3 VK Anusree, P Neenu Lekshmi, SG Bhat, AA Wagh, G Das, PN Santhosh
Journal of Applied Physics 127 (19), 2020
11 2020 Large positive and negative magnetodielectric coupling in Fe half-doped LaMnO3 JP Palakkal, RS Cheriyedath, PN Lekshmi, M Valant, MV Mihelj, ...
Journal of Magnetism and Magnetic Materials 474, 183-186, 2019
10 2019 Polarons induced electronic transport, dielectric relaxation and magnetodielectric coupling in spin frustrated Ba2FeWO6 JP Palakkal, PN Lekshmi, S Thomas, M Valant, KG Suresh, MR Varma
Materials Research Bulletin 76, 161-168, 2016
10 2016 Group Theory Analysis to Study Phase Transitions of Quasi-2D Sr3 Hf2 O7 EL da Silva, AM Gerami, PN Lekshmi, ML Marcondes, LVC Assali, ...
Nanomaterials 11 (4), 897, 2021
7 2021 Sinterability and dielectric properties of ZnNb2O6–glass ceramic composites MR Varma, CP Reshmi, PN Lekshmi
Advances in Ceramics-Synthesis and Characterization, Processing and Specific …, 2011
7 2011 Magnetic rare-earth ion mediated 4f-3d interlayer coupling and giant exchange bias in single layered Ruddlesden-Popper perovskites SrLnCo0. 5Mn0. 5O4 (Ln= Pr, Nd) RR Das, PN Lekshmi, AK Bera, SM Yusuf, T Chatterji, PN Santhosh
Journal of Alloys and Compounds 910, 164798, 2022
4 2022 Near room temperature spin reorientation and temperature evolution of magnetic structure in Mn substituted HoFeO3 K Chandran, P Prakash, PN Lekshmi, A Das, PN Santhosh
Journal of Magnetism and Magnetic Materials 500, 166415, 2020
3 2020 Colossal Magneto-Dielectricity in La2 NiMnO6 Probed by Raman Spectroscopy P Neenu Lekshmi, M Raama Varma
Materials Science Forum 830, 513-517, 2015
3 2015 Pressure-Induced Phase Transformations of Quasi-2D Sr3 Hf2 O7 MCB Barbosa, EL da Silva, PN Lekshmi, ML Marcondes, LVC Assali, ...
The Journal of Physical Chemistry C 127 (31), 15435-15442, 2023
2 2023 Exotic magnetic behavior with intrinsic and extrinsic magnetodielectric effects in Pr2CuMnO6 K Aswathi, PN Lekshmi, M Valant, MV Mihelj, MR Varma
Journal of Alloys and Compounds 867, 159123, 2021
2 2021 Superparamagnetic clusters at room temperature, anomalous magnetic coercivity and spin-flop transition in novel dilute antiferromagnetic nanoparticles of La2Fe0. 875Cr0. 125GaO6 R Dhal, PN Lekshmi, D Das, PN Santhosh
Journal of Magnetism and Magnetic Materials 483, 272-280, 2019
2 2019 Crystal and magnetic structure of novel Brownmillerite, Ca2Fe0. 875Cr0. 125GaO5: An approach towards natural GMR layers in bulk metal oxides R Dhal, PN Lekshmi, R Singh, A Das, AK Sinha, PN Santhosh
Journal of Solid State Chemistry 265, 417-423, 2018
2 2018 
Santhosh P NIndian Institute of Technology MadrasE-mail megerősítve itt: iitm.ac.in
