Surface Characteristics of Electrospun p-Sulphonated Calix[4]Arene Functionalized Cellulose Acetate Nanofiber and Its Behaviour towards Methylene Blue Adsorption

Figure 4

SEM micrograph of (a) CA nanofiber and (b) CA functionalized GO nanofiber, CA functionalized GO with (c) 1% p-SOCX, (d) 3% p-SOCX, and (e) 5% p-SOCX. 10000X magnification.

(a) CA

(b) CA/GO

(c) CA/GO/SOCX1%

(d) CA/GO/SOCX3%

(e) CA/GO/SOCX5%