Features of Impinging Streams Intensifying Processes and Their Applications

Table 4

Comparison between Cu-Ag double metal powders obtained by various processes and/or with various reactors.

Reducing agent and/or reactor for preparation of nano copper		Average size of nano copper	Amount of Ag coated, %mass	Mean size of Cu-Ag powder	Antioxidation nature at room temperature	Reference
NaH2PO2		∼50 nm	22–85	≥100 nm	Yes	[48]
N2H4·H2O		50–500 nm	—	≥300 nm	Yes	[49]
Ascorbic acid		≥500 nm	∼38.84	≥500 nm	Yes	[42]
KBH4	STR	∼45 𝜇m	∼15.22	∼45 𝜇m	Yes	[50]
	SCISR	∼10 nm	∼30	5–30 nm	Yes	[40]