| 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 | 59 | 2019 |
| Probing local structure of the morphotropic phase boundary composition of Na0. 5Bi0. 5TiO3–BaTiO3 using rare-earth photoluminescence as a technique DK Khatua, A Agarwal, N Kumar, R Ranjan Acta Materialia 145, 429-436, 2018 | 37 | 2018 |
| 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 | 26 | 2019 |
| 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 | 20 | 2020 |
| Increasing intervention of nonferroelectric distortion and weakening of ferroelectricity at the morphotropic phase boundary in G Das Adhikary, DK Khatua, A Mishra, A De, N Kumar, S Saha, ... Physical Review B 100 (13), 134111, 2019 | 20 | 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 | 19 | 2019 |
| Quantum-fluctuation-stabilized orthorhombic ferroelectric ground state in lead-free piezoelectric A Akbarzadeh, K Brajesh, Y Nahas, N Kumar, S Prokhorenko, D Swain, ... Physical Review B 98 (10), 104101, 2018 | 18 | 2018 |
| Energy harvesting with flexible piezocomposite fabricated from a biodegradable polymer N Kumar, B Mahale, TS Muzata, R Ranjan International Journal of Energy Research 45 (13), 19395-19404, 2021 | 12 | 2021 |
| Self‐Powered Smart Proximity‐Detection System Based on a Hybrid Magneto‐Mechano‐Electric Generator HS Kim, N Kumar, JJ Choi, WH Yoon, SN Yi, J Jang Advanced Intelligent Systems 6 (1), 2300474, 2024 | 9 | 2024 |
| Optimizing the design of wide magneto-mechano-electric generators to maximize their power output and lifetime in self-powered environmental monitoring systems M Peddigari, HS Kim, N Kumar, JJ Choi, WH Yoon, J Jang Nano Energy 114, 108645, 2023 | 9 | 2023 |
| Grain-size dependent electric-field induced structural changes and its role in determining the piezoelectric response of 0–3 piezoceramic-polymer composite B Mahale, R Pandey, N Kumar, R Ranjan Journal of Applied Physics 122 (15), 2017 | 9 | 2017 |
| Factors influencing the coupling between non-180° domain switching and lattice strain in perovskite piezoceramics N Kumar, DK Khatua, B Mahale, R Ranjan Physical Review B 97 (13), 134113, 2018 | 8 | 2018 |
| High power density low-lead-piezoceramic–polymer composite energy harvester B Mahale, N Kumar, R Pandey, R Ranjan IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control 66 …, 2019 | 7 | 2019 |
| Effect of sintering temperature on the structural disorder and its influence on electromechanical properties of the morphotropic phase boundary composition 0.94 Na0. 5Bi0 … A Mishra, DK Khatua, G Das Adhikary, N Kumar, A Upadhyay, B Mahale, ... Journal of Materials Science: Materials in Electronics 32 (12), 16088-16103, 2021 | 6 | 2021 |
| Structural crossover from long period modulated to non-modulated cubic-like phase at cryogenic temperature in the morphotropic phase boundary of Na0. 5Bi0. 5TiO3–BaTiO3 DK Khatua, GD Adhikary, A Mishra, N Kumar, A Senyshyn, SK Mishra, ... Journal of applied physics 127 (20), 2020 | 6 | 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 | 5 | 2019 |
| A comparative study of energy harvesting performance of polymer‐piezoceramic composites fabricated with different piezoceramic constituents B Mahale, N Kumar, A De, R Pandey, R Ranjan International Journal of Energy Research 45 (2), 2694-2708, 2021 | 4 | 2021 |
| Microscopic origin of giant piezoelectricity in ferroelectric beyond the morphotropic phase boundary K Datta, N Kumar, A Upadhyay, B Mihailova, R Ranjan Physical Review B 104 (14), L140104, 2021 | 3 | 2021 |
| Role of sintering conditions in tuning the defect chemistry and influencing the electromechanical properties of a Pb-based piezoceramic A Kumar, S Saha, H Prakash, B Mahale, RP Singh, A Adukkadan, ... Journal of Materials Science: Materials in Electronics 34 (8), 723, 2023 | 1 | 2023 |
| Electromechanical properties of PbTiO3 based piezoelectric ceramics and energy harvesting application of their flexible polymer composites N Kumar | 1 | 2022 |
Rajeev RanjanDepartment of Materials Engineering Indian Institute of ScienceVerified email at iisc.ac.in