Have a personal or library account? Click to login
Evaluation of Absorbing Material Shielding Effectiveness Using a Baum–Liu–Tesche Based Method Cover

Evaluation of Absorbing Material Shielding Effectiveness Using a Baum–Liu–Tesche Based Method

Open Access
|Mar 2026

Figures & Tables

Fig. 1.

Signal flow diagram of cavity model.

Fig. 2.

Schematic diagram of rectangular cavity model structure (unit: mm).

Fig. 3.

Coating schematic diagram in rectangular shielding cavities with openings.

Fig. 4.

Equivalent circuit of cavity inner wall.

Fig. 5.

Signal-flow graph of cavity coated with absorbing material.

Fig. 6.

Flowchart of BLT equation modeling.

Fig. 7.

SE comparison in various materials.

Fig. 8.

BLT equations and CST error curves for four materials.

Fig. 9.

SE in different absorbing materials.

Fig. 10.

Effect of coated thickness in various materials.

Fig. 11.

Comparison of SE with different thicknesses.

Average error in different materials_

MaterialSiCPTFEGrapheneNi/rGO
Δ̅ [dB]6.017.166.687.33

Electromagnetic parameters in absorbing materials_

MaterialRelative permittivity ɛrRelative permeability μr
Graphene4.51.01
SiC4.10.64
PTFE2.010.95
Ni/rGO13.451.14

Comparison of average CPU utilization rate and computational time_

Computational methodAverage CPU utilization rate [%]Mean calculation time [min]
The proposed model20.1
CST software7343
Language: English
Page range: 57 - 66
Submitted on: May 11, 2025
|
Accepted on: Dec 11, 2025
|
Published on: Mar 4, 2026
In partnership with: Paradigm Publishing Services
Publication frequency: Volume open

© 2026 Chunmei Dou, Rumeng Wang, Hsiung-Cheng Lin, Yan Zhang, Jiayi Chai, published by Slovak Academy of Sciences, Institute of Measurement Science
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.