Table 4.
Green co-precipitation syntheses of ZnO nanostructures mediated by plant extract.
| Morphology | Zinc Precursor | Plant/Part Used | Role of Biocomponents | Reference |
|---|---|---|---|---|
| Spherical NPs | Zinc acetate dihydrate | Azadirachta indica/leaf | Reducing and stabilizing agent | [111] |
| Flower-like structures | Zinc acetate dehydrate | Laurus nobilis/leaf | Reducing and capping agent | [112] |
| Quasi-spherical NPs | Hydrated zinc nitrate | Agathosma betulina/leaf | Oxidizing/reducing chemical agent | [43] |
| Spherical NPs | Zinc nitrate hexahydrate | Tabernaemontana divaricata/leaf | Capping and chelating agents | [113] |
| Spherical NPs | Zinc acetate dihydrate | Carica papaya/leaf | Capping and reducing agent | [114] |
| Spherical NPs | Zinc nitrate hexahydrate | NepheliumLappaceum L./fruit | Natural ligation agent | [71] |
| Nanoflowers | Zinc chloride | Typha latifolia. L./leaf | Reduction agent | [115] |
| Flower-like structure | Zinc acetate | Kalopanax septemlobus/barks | Reducing and capping agent | [116] |
| Rod-like and spherical NPs | Zinc nitrate | Bambusa vulgaris and Artabotrys hexapetalu/leaf | Reducing agent | [117] |
| Flower-like structure, cauliflower-like, and nanoflowers | Zinc nitrate hexahydrate | Zea mays, Artocarpus heterophyllus, Punica granatum/husk, peel and peel | Capping agent | [118] |
| Flower-like nanostructures | Zinc acetate | Cyanometra ramiflora/leaf | Reducing agent | [119] |
| Spherical NPs | Hydrated zinc chloride | Broccoli/leaf | Capping agent | [120] |
| Nanoflowers | Zinc acetate | Citrullus lanatus/rind | Reducing agent | [121] |
| Tetrameric structured NPs | Zinc nitrate hexahydrate | Amomum longiligulare/fruit | Reducing and stabilizing agent | [122] |
| Hexagonal NPs | Zinc nitrate tetrahydrate | Andrographis paniculate/leaf | Reducing agent | [123] |
| Leaf-like nanostructures | Zinc nitrate | Rubus coreanus/fruit | Reducing and capping agent | [124] |