P
P. P. Pradyumnan
Researcher at University of Calicut
Publications - 83
Citations - 684
P. P. Pradyumnan is an academic researcher from University of Calicut. The author has contributed to research in topics: Thermoelectric effect & Dielectric. The author has an hindex of 13, co-authored 65 publications receiving 456 citations.
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Journal ArticleDOI
Solid state synthesis of erbium doped ZnO with excellent photocatalytic activity and enhanced visible light emission
N. K. Divya,P. P. Pradyumnan +1 more
TL;DR: In this article, the coexistence of two mutually exclusive properties such as fluorescence and photocatalytic activity at their best in 0.6% erbium doped ZnO was reported.
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A synergetic approach of band gap engineering and reduced lattice thermal conductivity for the enhanced thermoelectric property in Dy ion doped ZnO
TL;DR: In this article, the authors reported the marked improvement in the thermoelectric transport properties of rare earth Dy ion substituted ZnO to achieve a maximum figure of merit ZT as 0.11 at 923 K for the 0.1 atomic% of Dysprosium doping.
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Magnetoelectric properties of BixCo2-xMnO4 (0≤x≤0.3)
N. E. Rajeevan,P. P. Pradyumnan,Ravi Kumar,D. K. Shukla,S. Kumar,A. K. Singh,Samarjit Patnaik,Sunil K. Arora,Igor V. Shvets +8 more
TL;DR: In this paper, the structural, dielectric and magnetization study of single phase polycrystalline BixCo2−xMnO4 (0⩽x ⩽0.3), synthesized by a conventional solid state route, is presented.
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Structural, electrical and magnetic properties of Bi-substituted Co2MnO4
TL;DR: In this article, structural, electrical and magnetic properties of single phase BixCo2−xMnO4 (0.1, 0.3) spinel materials synthesized by solid state reactions were studied.
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Photoluminescence quenching and photocatalytic enhancement of Pr-doped ZnO nanocrystals
N. K. Divya,P. P. Pradyumnan +1 more
TL;DR: In this article, the synthesis of novel praseodymium (Pr)-doped ZnO nanocrystals with excellent photocatalytic activity through modified solid-state reaction route was reported.