A Quick Process for Synthesis of ZnO Nanoparticles with the Aid of Microwave Irradiation

Table 1

Some preparation parameters of the as-prepared sample.

Sample	Sample preparation method	Used surfactant	Morphology and size; (estimated from TEM image)
S1	Normal heating	No	>100 nm
S2	Microwave irradiation	No	Quasi-spherical; Diameter: 20–40 nm
S3	Microwave irradiation	Sodium dodecyl sulphate (SDS); 𝑅=0.9	>100 nm
S4	Microwave irradiation	Hexadecylcetyltrimethylammonium bromide (CTAB); 𝑅=0.9	>100 nm
S5	Microwave irradiation	Polyvinylpyrrolidone (PVP); 𝑅=0.6	Quasi-spherical; Diameter: 10–15 nm
S6	Microwave irradiation	Polyvinylpyrrolidone; 𝑅=0.9	Rod; Diameter 10–15 nm; Length 30–50 nm
S7	Microwave irradiation	Polyvinylpyrrolidone; 𝑅=1.2	Rod; Diameter 20–30 nm; Length 40–50 nm