On the negative effective mass density in acoustic metamaterials

International Journal of Engineering Science - Tập 47 - Trang 610-617 - 2009
H.H. Huang1, C.T. Sun1, G.L. Huang2
1School of Aeronautics and Astronautics, Purdue University, W. Lafayette, IN, 47907, USA
2Department of Systems Engineering, University of Arkansas at Little Rock, Little Rock, AR 72204, USA

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