Research Article

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

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Carbon nanofiber00.000.040.040.040.040.080.080.100.970.000.000.000.00
Steel fiber0.00.00.30.61.40.01.21.0 0.60.30.60.91.2

(b) Volume fractions with respect to the volume of anhydrous cementitious materials

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Carbon nanofiber0.000.120.120.120.120.240.240.290.290.000.000.000.00
Steel fiber0.00.01.02.04.80.04.01.02.01.02.03.04.0