Sample

Method

Characterization results

Ref.

Plant extract - AgNPs

Biosynthesis

Spherical shape/17 nm

[52]

Graphene oxide-AgNPs Hybrids

Sonochemical synthesis

Irregularly shaped/15-35 nm

[53]

Perilla frutescens Leaf Extract- AgNPs

Phytosynthesis

Spherical shape/25.71 nm

[54]

AgNPs in Y-zeolite substrate

Sonochemical synthesis

Spherical shape/10 nm

[55]

Colloidal AgNPs

Sonochemical synthesis

Spherical shape/3.5 nm

[56]

Purple heart plant leaves extract-AgNPs

Biosynthesis

Spherical shape/98 nm

[57]

Myristica fragrans seed extract AgNPs

Biosynthesis

Spherical shape/5-20 nm

[58]

Azadirachta indica leaf extract AgNPs

Biosynthesis

Spherical shape/4-19 nm

[59]

Aegle marmelos fruit extract AgNPs

Biosynthesis

[60]

Allium ampeloprasum extract AgNPs

Biosynthesis

Spherical shape/116 nm

[61]

SLE-AgNPs

Dual sono/photochemical

Spherical shape/17.56 nm

This study