Corn Husk Fiber-Polyester Composites as Sound Absorber: Nonacoustical and Acoustical Properties

Figure 6

Scanning electron microscope (SEM) images of surfaces of the samples and cross-sectional features of composite samples. (a, b) PF-E, (c, d) PF-G, (e, f) PF-H, (g, h) PF-I, (i, j) PF-K, and (k, l) PF-M.

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