Easy Formation of Nanodisk-Dendritic ZnO Film via Controlled Electrodeposition Process

Table 1

The different types of hexagonal ZnO disk based on preparation method.

Researcher	Preparation methods	Findings	References
Yin et al. (2014)	Simple double-solvothermal method in the presence of glycine	Complex superstructure was assembled by hexagonal disks; the thickness of the disk is about 300 nm	[25]
Zeng et al. (2009)	Hydrothermal method	Uniform single-crystalline ZnO nanodisks were well developed with 1.5 m in diameter and 300 nm in thickness	[17]
Zhang et al. (2007)	Electrodeposition method,; HBO3 as an electrolyte with zinc foil as anode, voltage 180 V, and the system kept at 2°C	Zinc/ZnO core-shell hexagonal nanodisk dendrites were produced with diameter from about 100 nm to several hundred nanometers and thicknesses are about 20–40 nm.	[15]
Li et al. (2007)	Electrochemical deposition method	The shape of the ZnO dendritic structure is similar to the branch of a fern; ZnO dendritic structure is in the range of 6–10 m and 200 nm of thickness	[26]
Xu et al. (2004)	Vapour phase transport (VPT) method	Zinc oxide nanodisk; 3 m in diagonal and 300 nm in thickness	[21]