Manufacturing microwave devices using additive printing technology with the use of ferrite pastes

DOI: 10.21293/1818-0442-2025-28-1-46-51

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Abstract: This paper presents the results of an experimental study for the possibility of manufacturing microwave devices using ferrite pastes based on lithium-containing ferrite Li0.4Fe2.4Zn0.2O4. The composition of the binder was selected. The best values of porosity and coating quality were demonstrated by two samples of pastes: the first sample based on a binder of terpineol and PEG-400, and the second sample based only on PEG-400. The frequency characteristics of a microstrip transmission line with a ferrite sublayer with a thickness of 20 μm to 390 μm were studied. As a result, the following ferrite layer parameters were determined: ferrite permittivity ε = 16, dielectric loss tangent tgẟ = 0.3 and magnetic permeability μ = 43.

Keywords: printer technology, ferrite, microstrip line, paste, terpineol, peg-400

For citation:
Trufanova N. S., Ignatieva A. T., Artischev S. A., Trenkal E. I., Gadirov R. M., Ragimov E. R. Manufacturing microwave devices using additive printing technology with the use of ferrite pastes. Doklady Tomskogo gosudarstvennogo universiteta sistem upravleniya i radioelektroniki, 2025, vol. 28, no. 1, pp. 46–51. DOI: 10.21293/1818-0442-2025-28-1-46-51

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