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Shielding effectiveness of textile woven fabric with conductive weft in microwave frequency range

Katarzyna Grabowska

Katarzyna Grabowska

Lodz University of Technology, Faculty of Material Technologies and Textile Design, Institute of Material Science of Textile and Polymer Composites, Zeromskiego strLodz, Poland
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Grabowska, Katarzyna
, 
Łukasz Januszkiewicz

Łukasz Januszkiewicz

Lodz University of Technology, Faculty of Electrical, Electronic, Computer and Control Engineering, Institute of Electronics, Zeromskiego strLodz, Poland
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Januszkiewicz, Łukasz
 et 
Anna Bacciarelli-Ulacha

Anna Bacciarelli-Ulacha

Lodz University of Technology, Faculty of Material Technologies and Textile Design, Institute of Material Science of Textile and Polymer Composites, Zeromskiego strLodz, Poland
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Bacciarelli-Ulacha, Anna
  
11 mars 2024
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Catégorie d'article: Research Article
Publié en ligne: 11 mars 2024
Pages: 64 - 67
DOI: https://doi.org/10.2478/ftee-2024-0007
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© 2024 Katarzyna Grabowska et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Fig.1.

Coaxial probe for shielding effectiveness measurement: a - electric field and magnetic field in coaxial transmission line, b – material sample alignment
Coaxial probe for shielding effectiveness measurement: a - electric field and magnetic field in coaxial transmission line, b – material sample alignment

Fig.2.

Schematic of measurement setup
Schematic of measurement setup

Fig.3.

Picture of measurement setup with sample holder and microwave absorbers (antenna distance D not to scale)
Picture of measurement setup with sample holder and microwave absorbers (antenna distance D not to scale)

Fig.4.

Shielding effectiveness for different rotation angles
Shielding effectiveness for different rotation angles

Shielding effectiveness of samples measured for an electric field parallel to the conducting fibres, j =0°

Sample Shielding effectiveness at 8.5 GHz [dB] Shielding effectiveness at 12 GHz [dB]
1. Steel + CNT +Graphene 23 16
2. Steel + CNT + Ag 24 17.5
3. Steel + CNT 25 17
4. Steel 27 19
Langue:
Anglais
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Volume Open
Sujets de la revue:
Affaires et économie, Gestion d'entreprise, Informatique d'entreprises, Gestion des processus, Chimie industrielle, Cellulose, papier et textiles, Science et technologie des polymères, Sciences des matériaux, Biomatériaux et matériaux naturels
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