Preprint Article Version 1 Preserved in Portico This version is not peer-reviewed

Research on Heat transfer and IR Characteristics of Molybdenum Sputtered Polyamide Materials

Version 1 : Received: 12 May 2023 / Approved: 15 May 2023 / Online: 15 May 2023 (05:35:06 CEST)

A peer-reviewed article of this Preprint also exists.

Han, H.-R. Research on IR and Heat Transfer Characteristics of Molybdenum-Sputtered Polyamide Materials. Coatings 2023, 13, 1072. Han, H.-R. Research on IR and Heat Transfer Characteristics of Molybdenum-Sputtered Polyamide Materials. Coatings 2023, 13, 1072.

Abstract

Demand for development of the convergence industry, research studies on electrical conductivity, thermal characteristics, semiconductors, motors, and batteries using special materials have come to the fore. Meanwhile, molybdenum (Mo) exhibits relatively small inorganic qualities, and the thermal conductivity rate is applied to various fields. In this study, in-depth characteristics were considered regarding the concentration of thermal characteristics, IR car terminal characteristics, and IR ve-hicles. This study calculated each phase temperature of the molybdenum sputtered specimens in the steady state according to the heat transfer theory. When the molybdenum-sputtered fabric’s metal layer pointed to the outside air, the heat transfer rate (Q) was high at 5748.3W, In contrast, if the molybdenum sputtered film’s metal layer of the pointed toward the heat source, the heat transfer rate (Q) was low at 187.1W. As a result of measuring the IR transmittance, the infrared transmit-tance of the molybdenum sputtering-treated sample was significantly reduced compared to the untreated sample. In the case of untreated samples, the transmittance ranged from 92.7 to 42.0%. When only the cross part was treated with molybdenum sputtering and the molybdenum surface was directed toward the IR irradiator, the IR transmittance was 66.8~0.7%. It is believed that the molybdenum sputtering polyamide samples produced in this study can be applied to multifunc-tional military wear, biosignal detection sensors, semiconductor products, batteries, etc., by utilizing excellent electrical properties, stealth functions, IR blocking properties, and lightness for infrared thermal imaging detectors.

Keywords

Molybdenum; Heat transfer; IR characteristics; Stealth; Sputtering

Subject

Chemistry and Materials Science, Materials Science and Technology

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