Electromagnetic interference shielding effectiveness of polypyrrole-silver nanocomposite films on silane-modified flexible sheet

K Benzaoui, A Ales, A Mekki, A Zaoui… - High Performance …, 2022 - journals.sagepub.com
The conventional electromagnetic interference (EMI) shielding materials are being gradually
replaced by a new generation of supported conducting polymer composites (CPC) films due …

Enhancing electromagnetic absorption in microwave of epoxy resin through incorporated surface modified aluminum oxide nanoparticles

YA Medjaouri, A Ales, O Mehelli… - High Performance …, 2024 - journals.sagepub.com
The development of novel nanomaterials with superior reflection loss (RL), thin thickness,
wide bandwidth, and low density has recently received significant attention in an effort to …

Design and Optimization of Multilayered Microwave Absorber Structures for X‐Band Frequencies: Application on Composite Materials Comprising Ceramic …

B Karim, A Achour, M Youcef Amin… - … Journal of Numerical …, 2025 - Wiley Online Library
The characteristics of multilayered microwave absorbing materials are very efficient
compared with those of single layer. In this article, a hybrid optimization algorithm (genetic …

Study of the substrate surface treatment of flexible polypyrrole-silver composite films on EMI shielding effectiveness: theoretical and experimental investigation

K Benzaoui, A Ales, A Mekki, A Zaoui, A Bouhemadou… - Frequenz, 2022 - degruyter.com
Conductive flexible polypyrrole-silver (PPy-Ag) composite films were prepared on Biaxial
Oriented Polyethylene Terephthalate (BOPET) substrate with surfaces treated by (3 …

Aging monitoring of bond wires based on EMR signal spectrum characteristics for IGBT module

Z Ren, M Du, J Yin, C Dong, Z Ouyang - Progress In Electromagnetics …, 2022 - orbit.dtu.dk
Bond wires aging is one of the most common failure modes of insulated gate bipolar
transistor (IGBT) module. Real-time monitoring of bond wires status is an important …

A Theoretical and Experimental Investigation of Multi-Layer Composite Materials' Shielding Effectiveness Using a DTEM Cell

YA Medjaouri, A Ales, K Benzaoui… - 2024 3rd International …, 2024 - ieeexplore.ieee.org
This study aims to investigate the electromagnetic shielding effectiveness of composite
materials using the dual transverse electromagnetic cell (DTEM). To validate this method …

Research on Conducted EMI Characteristics of SiC MOSFET Considering Temperature Effect.

M Du, W Bian, H Wang, Q Dai, Z Ouyang - Progress in Electromagnetics …, 2021 - jpier.org
The junction temperature change of SiC MOSFET will change its switching process, and
then affect the electromagnetic interference (EMI) characteristics of the system where the …

A New Noise Mechanism in Power Converters

I Hofsajer - 2022 IEEE 31st International Symposium on …, 2022 - ieeexplore.ieee.org
Many mechanisms of generation and propagation of electromagnetic interference in power
converters have been discussed in the past. This work-in-progress paper reports on an …

Theoretical Analysis of Shielding Effectiveness in Conducting Polymer Composites Using the Transmission Line Matrix Method: Applications in Near and Far Fields

B Karim, MY Amine, A Achour… - 2024 3rd International …, 2024 - ieeexplore.ieee.org
Conducting polymer composites offer a promising substitute for conventional shielding
materials. The aim of this work is to provide a theoretical study contribution of the single and …