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Chinese Academy of Sciences Institutional Repositories Grid
Dynamic shock wave processing on β-MnMoO4 ceramic micro-sized crystals and its structure-morphology-property relations

文献类型:期刊论文

作者Sivakumar Aswathappa; Lidong Dai; S. Sahaya Jude Dhas; S.A. Martin Britto Dhas; Prabhu Sengodan; Raju Suresh Kumar
刊名Journal of Materials Research and Technology
出版日期2024
卷号30页码:1696-1705
DOI10.1016/j.jmrt.2024.03.161
英文摘要

In the present work, we perform a few shock-wave-processing experiments on typical ceramic materials of β-MnMoO4 (P2/c) by the exposure of 0, 100 and 200 shocks, respectively, and investigated their structural, optical and morphological features to materialize the effect of shock waves. Under shocked conditions, the title sample does not undergo any crystallographic phase transitions of either to α or to ω phases. However, several modifications are noticed in the mother phase such that the diffraction intensity ratio of (1-11)/(111) is found to have increased with respect to the number of shock pulses and the observed values are 0.85, 1.07 and 1.36 for the exposure of 0, 100, 200 shocks, respectively. Under the 200-shocked condition, the sample's intensity ratio is found to be closely matched to the standard pattern of the test sample with the P2/c space group. In morphological aspects, the control sample's wolframite structure has slight morphological deformations whereas the 200-shocked sample has an almost ideal morphology of the wolframite structure. Optical property results demonstrate a slight enhancement of the optical transmittance in the UV–Visible and NIR regions along with a blue shift at the 200-shocked condition. The above-mentioned analytical results reveal that the applied shock waves have effectively induced the thermal softening process, reducing the lattice and surface stresses on the test sample. A detailed discussion on the triangle relation of the structure-morphology-property of the control and shocked samples is provided.

 

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专题地球化学研究所_地球内部物质高温高压实验室
作者单位1.Key Laboratory of High-temperature and High-pressure Study of the Earth's Interior, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang, Guizhou, 550081, China
2.Saveetha School of Engineering, Saveetha Institute of Medical and Technical Sciences, Saveetha University, Chennai, Tamil Nadu, 602 105, India
3.Shock Wave Research Laboratory, Department of Physics, Abdul Kalam Research Center, Sacred Heart College, Tirupattur, Tamil Nadu, 635 601, India
4.Department of Mechanical Engineering, Keimyung University, Daegu, 42601, Republic of Korea
5.Department of Physics, Saveetha School of Engineering, Saveetha Institute of Medical and Technical Sciences, Saveetha University, Chennai, Tamil Nadu 602105, India
6.Department of Chemistry, College of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi Arabia
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GB/T 7714
Sivakumar Aswathappa,Lidong Dai,S. Sahaya Jude Dhas,et al. Dynamic shock wave processing on β-MnMoO4 ceramic micro-sized crystals and its structure-morphology-property relations[J]. Journal of Materials Research and Technology,2024,30:1696-1705.
APA Sivakumar Aswathappa,Lidong Dai,S. Sahaya Jude Dhas,S.A. Martin Britto Dhas,Prabhu Sengodan,&Raju Suresh Kumar.(2024).Dynamic shock wave processing on β-MnMoO4 ceramic micro-sized crystals and its structure-morphology-property relations.Journal of Materials Research and Technology,30,1696-1705.
MLA Sivakumar Aswathappa,et al."Dynamic shock wave processing on β-MnMoO4 ceramic micro-sized crystals and its structure-morphology-property relations".Journal of Materials Research and Technology 30(2024):1696-1705.

入库方式: OAI收割

来源:地球化学研究所

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