An Investigation of the Electrical Properties of Pressboard Impregnated with Mineral Oil-Based Nanofluids at Different Concentrations of Fe<sub>3</sub>O<sub>4</sub> Magnetic Nanoparticles

<div>The parameters and design of the test vessel for measuring the voltage strengths. (a) Details of test vessel design (mm). (b) 3D Test vessel design.</div>

International Transactions on Electrical Energy Systems

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Figure 4

Figure 4: An Investigation of the Electrical Properties of Pressboard Impregnated with Mineral Oil-Based Nanofluids at Different Concentrations of Fe<sub>3</sub>O<sub>4</sub> Magnetic Nanoparticles 

Figure 4 | An Investigation of the Electrical Properties of Pressboard Impregnated with Mineral Oil-Based Nanofluids at Different Concentrations of Fe3O4 Magnetic Nanoparticles 