Research Article

Fabrication of Ultrafine Carbon Fibers Possessing a Nanoporous Structure from Electrospun Polyvinyl Alcohol Fibers Containing Silica Nanoparticles

Table 1

Surface area and pore volume distributions of the fibers.

(m2/g)(cm3/g)(cm3/g)(cm3/g)(cm3/g)

Fibers after CVD82 ND 0.26 0.11 0.37
Fibers after NaOH treatment318 0.02 1.33 0.32 1.67

Volume of micropores (<2 nm). bVolume of mesopores (2–50 nm). cVolume of macropore (>50 nm). ND: not detectable.