Experimental investigation of an acoustic metamamaterial barrier design composedof a square prism within a hexagon recess

• Main Authors: Mu, Luo, Zulkefli, Zamir Aimaduddin, Abdul Jalil, Nawal Aswan, Putra, Azma, Othman, Muhammad Nur, Raja Ahmad, Raja Mohd Kamil
• Format: Article
• Language: English
• Published: ASEAN University Network/Southeast Asia Engineering Education Development Network 2021
• Online Access: http://psasir.upm.edu.my/id/eprint/97201/1/ABSTRACT.pdf; http://psasir.upm.edu.my/id/eprint/97201/; https://journals.utm.my/aej/article/view/16872

This paper presents an experimental investigation of an acoustic barrier composed out of an acoustic metamaterial unit cell. The design of the unit cell consists of a square prism, acting as a resonator, within a hexagonal recess manufactured out of a single material. Two materials were used to manu...