Dr. Uma Shankar
Dr. Uma Shankar
SERB- National Postdoc Fellow, Indian Institute of Science, Bangalore
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Origin of Suppression of Charge Ordering Transition in Nanocrystalline Ln0.5Ca0.5MnO3 (Ln = La, Nd, Pr) Ceramics
U Shankar, AK Singh
The Journal of Physical Chemistry C 119 (51), 28620-28630, 2015
A coupled microstructural-structural mechanism governing thermal depolarization delay in Na0. 5Bi0. 5TiO3-based piezoelectrics
DK Khatua, A Mishra, N Kumar, GD Adhikary, U Shankar, B Majumdar, ...
Acta Materialia 179, 49-60, 2019
Large electromechanical response in ferroelectrics: Beyond the morphotropic phase boundary paradigm
U Shankar, N Kumar, B Narayan, D Swain, A Senyshyn, R Ranjan
Physical Review B 100 (9), 094101, 2019
Magnetic, ferroelectric, and magnetodielectric properties of BiFeO3 ceramic co-doped with Eu and Gd
A Kumar, KL Yadav, S Kumar, N Kumar, A Mishra, U Shankar, T Mehrotra, ...
Journal of Physics and Chemistry of Solids 124, 19-23, 2019
Absence of tetragonal distortion in (1−x)SrTiO3-xBi(Zn1/2Ti1/2)O3 solid solution
R Pandey, R Kiran Pillutla, U Shankar, A Kumar Singh
Journal of Applied Physics 113 (18), 184109, 2013
Stability of ferroelectric phases and magnetoelectric response in multiferroic (1-x) Bi (Ni1/2Ti1/2) O3-PbTiO3/xNi0. 6Zn0. 4Fe2O4 particulate composites
R Pandey, U Shankar, SS Meena, AK Singh
Ceramics International 45 (17), 23013-23021, 2019
Increasing intervention of nonferroelectric distortion and weakening of ferroelectricity at the morphotropic phase boundary in
GD Adhikary, DK Khatua, A Mishra, A De, N Kumar, S Saha, U Shankar, ...
Physical Review B 100 (13), 134111, 2019
The nanocrystalline coordination polymer of AMT–Ag for an effective detection of ciprofloxacin hydrochloride in pharmaceutical formulation and biological fluid
M Tiwari, A Kumar, U Shankar, R Prakash
Biosensors and Bioelectronics 85, 529-535, 2016
Investigation of crystal structure of SrLa (FeTi) O6 and BaLa (FeTi) O6 perovskites by rietveld refinement
U Shankar, PK Agarwal, R Pandey, AK Singh
Solid State Sciences 52, 78-82, 2016
Factors contributing to the local polar-structural heterogeneity and ultrahigh piezoelectricity in Sm-modified Pb (Mg1/3Nb2/3) O3–PbTiO3
N Kumar, A Mishra, A De, U Shankar, R Ranjan
Journal of Physics D: Applied Physics 53 (16), 165302, 2020
Incommensurately modulated phase and charge ordering transition in nanocrystalline Nd0.5Sr0.5MnO3 perovskite
U Shankar, R Pandey, AK Shingh
Journal of Applied Physics 123 (11), 124301, 2018
Strongly enhanced electrocaloric effects in doped BaTiO3 with reduced grain size
M Kumar, A Kumar, Y Kumar, S Dhiman, U Shankar, KL Yadav, G Sharma
Smart Materials and Structures 28 (1), 015013, 2018
New Lead‐free (1−x)BaTiO3xBi(Mg1/2Zr1/2)O3 Solid Solution with Morphotropic Phase Boundary and Diffuse Phase Transition
S Anand, R Pandey, U Shankar, AK Singh
Journal of the American Ceramic Society 99 (11), 3651-3658, 2016
Low magnetic field induced strong magnetoelectric coupling in three phase composite films with ferroelectric domain switchability
A Kumar, S Saini, KL Yadav, M Azam, I Ahmed, S Kumar, T Pandit, ...
Ceramics International 46 (10), 16598-16604, 2020
Finite-size-effect on a very large length scale in NBT-based lead-free piezoelectrics
A Mishra, DK Khatua, GD Adhikary, N Kumar, U Shankar, R Ranjan
Journal of Advanced Dielectrics 9 (05), 1950035, 2019
Structural, Ferroelectric, Magnetic and Magnetoelectric Response in Multiferroic (1-x) Bi (Ni1/2Ti1/2) O3-PbTiO3/xNi0. 6Zn0. 4Fe2O4 Particulate Composites
R Pandey, U Shankar, SS Meena, AK Singh
arXiv preprint arXiv:1808.01148, 2018
Synthesis and particle size effects on the structural phases in half doped Sm 0.5 Sr 0.5 MnO 3 nanocrystalline manganites
U Shankar, A Gupta, AK Singh
Proceedings of the international conference on nanoscience and …, 2013
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