Journal of Alloys and Compounds2022,Vol.92011.DOI:10.1016/j.jallcom.2022.165975

Structural, thermal, and novel magnetic characteristics of e-beam irradiated PANI/Bi2Te3 composites for tunable applications

Abdelhaleem S. Shalaby M.S. Taha E.O.
Journal of Alloys and Compounds2022,Vol.92011.DOI:10.1016/j.jallcom.2022.165975

Structural, thermal, and novel magnetic characteristics of e-beam irradiated PANI/Bi2Te3 composites for tunable applications

Abdelhaleem S. 1Shalaby M.S. 2Taha E.O.3
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作者信息

  • 1. Radiation Physics Department National Center for Radiation Research and Technology Egyptian Atomic Energy Authority
  • 2. Solid-State Physics and Accelerators department National Center for Radiation Research and Technology Egyptian Atomic Energy Authority
  • 3. Egyptian Petroleum Research Institute (EPRI)
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Abstract

? 2022 Elsevier B.V.Recently, there has been a growing interest in synthesizing new materials with unique physical properties. PANI/Bi2Te3 composites have attracted considerable attention due to the distinctive characteristics of the conductive polymer and semiconductor material. PANI/Bi2Te3 composites were prepared and irradiated with 100 KGy electrons from the electron beam accelerator. After the exposure to the radiation and increasing Bi2Te3 concentration, XRD shows an increase in the unit cell volume and the inter-chain distances where the grains were decreased. Besides TEM, SEM provided the topographic images and the nano-crystal size on the surface and showed the accumulation of the particles of the obtained materials. TGA demonstrates the degradation behavior compositions throughout the heating of the samples. Unexpected ferromagnetic behavior was achieved for the highest ratio of (PANI)0.3(Bi2Te3)0.7, confirmed by VSM and ESR. The ferromagnetic behavior was achieved without introducing any magnetic dopants, making these materials applicable in the future in magnetism.

Key words

Conductive polymer- nanoparticles effectiveness/E-beam irradiation effect/PANI/Bi2Te3 composites/Thermal stability/Weak ferromagnetism

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出版年

2022
Journal of Alloys and Compounds

Journal of Alloys and Compounds

EISCI
ISSN:0925-8388
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