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Table 2 Synthesis parameters and characters of nanoparticles synthesized using plant Z. officinallae

From: Biogenic nanoparticles: a comprehensive perspective in synthesis, characterization, application and its challenges

Nanoparticles Concentration of precursor Concentration of Z. officinallae extract used Time for synthesis Size Shape References
Gold, Silver 1 mM, HAuCl4
1 mM AgNO3
50 mL Gold 2.5 h
Silver 12 h
Gold 10 nm Silver 30.31 nm Spherical [67]
Silver 1 mM AgNO3 9 mL Over night   [68]
Gold 1 mM, HAuCl4 25 mL 20 min boiling 5 to 15 nm Spherical [69]
Silver 1–3 mM AgNO3 25 mL 30 min boiling 6 to 20 nm Spherical [70]
Gold, Silver 1 mM, HAuCl4
1 mM AgNO3
45 mL 10–210 min 20 to 100 nm Spherical [71]
Gold 0.2 mM, HAuCl4 10 mL 24 h 3.22 nm Spherical [72]
Silver 1 mM AgNO3 50 mL 1 h 3.1 nm Spherical [73]
Silver 1 mM AgNO3 20 mL 2 h 10.10–18.33 nm Spherical tetragonal [74]