Effect of Co doping on the synthesis of CuCrO2materials using solid-state method

PRAMONO, WIDYA ANDIKA and Delviya, Amisha and Agung, Imaduddin and Humaidi, Syahrul (2024) Effect of Co doping on the synthesis of CuCrO2materials using solid-state method. AIP Conference Proceedings,, 3003 (1): 020126. pp. 1-7. ISSN 0094243X

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Abstract

CuCrO2 material is a delafossite compound which is thought to have superconducting and thermoelectric properties. The purpose of this study was to analyze the effect of the addition of Co on the synthesis of the CuCrO2 material using the solid-state method. The samples were synthesized with and without Co doping. X-ray diffractometer (XRD) and scanning electron microscopy - energy dispersive spectroscopy (SEM-EDS) were used to characterize the crystal structure and morphological properties. It started with weighing the raw materials according to stoichiometric calculations, then grinding, calcining, sintering, then forming into pellets and re-sintering the samples. The XRD results showed that each sample formed major phase of CuCrO2 and minor impurities of CuCr2O4 and Co3O4 with the crystallite size decreased when Co was doped. Based on SEM results, the samples showed the decrease in particle size on sample with doped Co but remained homogeneous. It also showed the addition of Co did not substitute the Cr atom in the crystal structure.

Item Type: Article
Uncontrolled Keywords: Energy dispersive X-ray spectroscopy, Scanning electron microscopy, Sintering, Thermoelectric effects, X-ray diffractometers, Doping
Subjects: Jurnal
Bidang Keilmuan > Materials Science
Bidang Keilmuan > Teknik Mesin
Divisions: Fakultas Teknologi dan Bisnis Energi > S1 Teknik Mesin
Depositing User: Yudha Formanto
Date Deposited: 07 Oct 2025 07:59
Last Modified: 07 Oct 2025 07:59
URI: https://repository.itpln.ac.id/id/eprint/1905

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