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Powder X-ray diffraction analysis of Cu/Cu2O nanocomposites synthesized bycolloidal solution method
Nguyen Hoang Lam,Nam Le,김의선,Mohaseen Salim Tamboli,아시야모하신탐볼리,Nguyen Tam Nguyen Truong,정재학 한국화학공학회 2022 Korean Journal of Chemical Engineering Vol.39 No.9
Cu/Cu2O powder nanocomposites (PNCs) were successfully synthesized by colloidal solution method. Toinvestigate the influence of oxidant agent concentration on the crystallite size and lattice constant of the PNCs, X-raydiffraction (XRD) was utilized to collect the database for crystal growth analysis. Due to the imperfect crystal growth,the Nelson-Riley function and the Williamson-Hall method were used to confirm the precise values of the PNCs. TheRietveld refinement method based on the XRD pattern was used. The XRD results show that the diffraction peakswere mainly assigned to the cubic structure, in good agreement with the ICDD standards. Furthermore, the change inoxidant agent concentration led to a very small change of microstrain in the peaks of Cu/Cu2O PNCs. Using thesemethods can aid in the precise study of the crystalline structure of the material, which can then be calculated to adjustthe influencing conditions during the synthesis of the material.