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Arun Kumar
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Evidence for two spin-glass transitions with magnetoelastic and magnetoelectric couplings in the multiferroic system
A Kumar, SD Kaushik, V Siruguri, D Pandey
Physical Review B 97 (10), 104402, 2018
562018
Evidence for cluster spin glass phase with precursor short-range antiferromagnetic correlations in the -site disordered perovskite
A Kumar, A Senyshyn, D Pandey
Physical Review B 99 (21), 214425, 2019
442019
Study of magnetic relaxation, memory and rejuvenation effects in the cluster spin-glass phase of B-site disordered Ca (Fe1/2Nb1/2) O3 perovskite: Experimental evidence for …
A Kumar, D Pandey
Journal of Magnetism and Magnetic Materials 511, 166964, 2020
212020
Effect of synthesis route on structure and dielectric properties of (1-x) BiFeO3-xBaTiO3 solid solutions and its phase diagram
A Singh, A Kumar, D Pandey
Journal of Applied Physics 124 (22), 2018
182018
Evidence for Spin Glass Transition in Hexagonal DyMnO3 without Substitutional Disorder
PA Kumar, A Kumar, K Kumar, GA Babu, P Vijayakumar, ...
The Journal of Physical Chemistry C 123 (50), 30499-30508, 2019
162019
Effect of Mn-doping on the low temperature magnetic phase transitions of BiFeO3
A Kumar, P Singh, RJ Choudhary, D Pandey
Journal of Alloys and Compounds 825, 154148, 2020
142020
Evidence for canonical spin glass behaviour in polycrystalline Mn1. 5Fe1. 5Al Heusler alloy
AK Khorwal, S Dash, A Kumar, AV Lukoyanov, EI Shreder, Y Bitla, ...
Journal of Magnetism and Magnetic Materials 546, 168752, 2022
112022
Magnetic ground state and crystal structure of the giant dielectric constant material Ba (Fe1/2Nb1/2) O3
A Kumar, A Chaudhary, K Gautam, D Pandey
Journal of Magnetism and Magnetic Materials 537, 168236, 2021
72021
On the magnetic ground state of lead-free complex perovskite Sr (Fe1/2Nb1/2) O3
A Kumar, A Chaudhary, K Gautam, D Pandey
Journal of Alloys and Compounds 859, 157779, 2021
52021
Growth and characterization of Dy1-xYxMnO3 single crystals by optical floating zone technique: A combined X-ray diffraction and DC magnetization study
PA Kumar, A Kumar, K Kumar, P Singh, GA Babu, P Vijayakumar, ...
Journal of Crystal Growth 565, 126152, 2021
32021
Magnetoelectric spin-glass transition(s) in pure and disordered BiFeO3
A Kumar, D Pandey
AIP Advances 8 (10), 101409, 2018
32018
The Ground state of BiFeO3: Low temperature magnetic phase transitions revisited
A Kumar, D Pandey
arXiv preprint arXiv:1606.06075, 2016
32016
Evidence for cluster glass ground state in the potential giant dielectric constant material Ba (Fe1/2Sn1/2) O3-δ
A Kumar, G Sahu, S Nair
Journal of Alloys and Compounds 920, 165914, 2022
22022
Successive magnetic phase transitions with magnetoelastic and magnetodielectric coupling in the ordered triple perovskite
A Kumar, P Manuel, S Nair
Physical Review Materials 8 (2), 024405, 2024
12024
The magnetic ground state of Ba (Fe1/2Sn1/2) O3-δ: A potential giant dielectric material for technological applications
A Kumar, G Sahu
Journal of Alloys and Compounds 961, 171003, 2023
12023
Growth and characterization of Dy1− xSmxMnO3 single crystals by optical floating zone technique
A Kumar, P Aravinthkumar, P Vijayakumar, AT Sathyanarayana, ...
Journal of Crystal Growth 628, 127544, 2024
2024
Freezing of short-range ordered antiferromagnetic clusters in the CrFeTiO system
A Kumar, SN Panja, L Keller, S Nair
arXiv preprint arXiv:2401.08029, 2024
2024
Quasi-static remanence as a generic-feature of spin-canting in Dzyaloshinskii-Moriya Interaction driven canted-antiferromagnets
N Pattanayak, A Kumar, AK Nigam, V Pomjakushin, S Nair, A Bajpai
arXiv preprint arXiv:2310.19009, 2023
2023
Evidence for superferrimagnetic clusters and spin-glass transition involving 4f Dy3+ spins in h-DyMnO3: A new twist to 4f Re3+ spin ordering in hexagonal manganites
P Aravinth Kumar, A Kumar, K Kumar, G Anandha Babu, P Vijayakumar, ...
arXiv e-prints, arXiv: 1804.05401, 2018
2018
Evidence for spin glass transitions in multiferroic (1-x) BiFeO3-xBaTiO3 solid solutions
A Kumar, D Pandey
ACTA CRYSTALLOGRAPHICA A-FOUNDATION AND ADVANCES 73, C517-C517, 2017
2017
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Articles 1–20