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Microwave absorbing behavior of glass fiber reinforced MWCNT-PANi/epoxy composite laminates

Publication Type : Conference Paper

Thematic Areas : Advanced Materials and Green Technologies

Publisher : Materials Today: Proceedings

Source : Materials Today: Proceedings (2019)

Url : http://www.sciencedirect.com/science/article/pii/S2214785319313197

Keywords : EMI shielding, Epoxy laminates, Microwave absorption, Nanocomposites, Polyaniline

Campus : Coimbatore

School : School of Engineering

Center : Center for Excellence in Advanced Materials and Green Technologies

Department : Mechanical Engineering

Year : 2019

Abstract : MWCNT/PANI modified epoxy matrix was used to prepare glass fiber reinforced polymer laminates by wet-layup vacuum bagging method. The amount of the MWCNT/PANI in the epoxy matrix was varied from 0.5 to 3 wt% with respect to the epoxy-hardener system, where as the fiber amount kept constant. The electrical and mechanical properties of the laminates got enhanced after the addition of MWCNT/PANI in the epoxy matrix. The reflection loss has increased from −16 dB for the laminate with 0.5 wt% MWCNT/PANI to −30.1 dB for the one with 2 wt% MWCNT/PANI and thus the laminates can be used as radar absorbing material.

Cite this Research Publication : E. J. Jelmy, Mahadevan Lakshmanan, and NIKHIL K. KOTHURKAR, “Microwave absorbing behavior of glass fiber reinforced MWCNT-PANi/epoxy composite laminates”, in Materials Today: Proceedings, 2019.

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