Electromagnetic interference shielding effectiveness of aluminum foams with different porosity

• Published in: Journal of alloys and compounds Vol. 617; pp. 207 - 213
• Main Authors: Xu, Zhengbin, Hao, Hai
• Format: Journal Article
• Language: English
• Published: Kidlington Elsevier B.V 25.12.2014; Elsevier
• Subjects: Aluminum foam; Applied classical electromagnetism; Electromagnetic interference (EMI) shielding; Electromagnetism; electron and ion optics; Exact sciences and technology; Frequency; Fundamental areas of phenomenology (including applications); Physics; Porosity; Shielding mechanism; Frequency; Porosity; Electromagnetic interference (EMI) shielding; Aluminum foam; Shielding mechanism; Grain boundaries; Aluminium; Electromagnetic shielding; Defects; Metal foam; Plane waves; Eddy currents; Electromagnetic properties; Multiple reflections

•The EMI shielding performance of aluminum foams with different porosity is studied.•The effectiveness remains similar firstly, then increases with increasing porosity.•The effectiveness generally decreases with increasing frequency.•The EMI shielding mechanism equation of aluminum foam is proposed...