Damping Property of a Cement-Based Material Containing Carbon Nanotube

Table 3

Damping ratio () of specimens and their improvement Δ (%).

Samples		Average	Δ (%)
C0	0.0212	0.0208 (±9.13%)	—
	0.0207
	0.0189
	0.0220
	0.0194
	0.0226
C1	0.0216	0.0215 (±3.26%)	3.40
	0.0210
	0.0217
	0.0220
	0.0208
	0.0219
C2	0.0231	0.0230 (±1.74%)	10.5
	0.0229
	0.0227
	0.0234
	0.0229
	0.0228
C3	0.0246	0.0246 (±5.28%)	18.3
	0.0247
	0.0237
	0.0259
	0.0249
	0.0240