Enhancement of Ultrahigh Performance Concrete Material Properties with Carbon Nanofiber
Table 2
Volume percents with respect to anhydrous cementitious materials (concrete) of steel fiber and carbon nanofiber in the optimization experimental program.
(a) Volume fractions with respect to the volume of concrete
ā
1
2
3
4
5
6
7
8
9
10
11
12
13
Carbon nanofiber
00.00
0.04
0.04
0.04
0.04
0.08
0.08
0.10
0.97
0.00
0.00
0.00
0.00
Steel fiber
0.0
0.0
0.3
0.6
1.4
0.0
1.2
1.0
0.6
0.3
0.6
0.9
1.2
(b) Volume fractions with respect to the volume of anhydrous cementitious materials