Figures & data
Figure 1. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At room temperature for various periods of incubation.
![Figure 1. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At room temperature for various periods of incubation.](/cms/asset/3712560b-ae1f-4676-9c0b-33adcf25998e/oafa_a_2293332_f0001_oc.jpg)
Figure 2. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At 40°C for various periods of incubation.
![Figure 2. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At 40°C for various periods of incubation.](/cms/asset/6bb769c2-d218-4f14-8c0a-828eefbe916e/oafa_a_2293332_f0002_oc.jpg)
Figure 3. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At 60°C for various periods of incubation.
![Figure 3. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At 60°C for various periods of incubation.](/cms/asset/45c57f20-eb3f-42dd-84a6-7c56517198cf/oafa_a_2293332_f0003_oc.jpg)
Figure 4. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At 80°C for various periods of incubation.
![Figure 4. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At 80°C for various periods of incubation.](/cms/asset/dc24fe32-33c0-495e-9723-f55b7ed23c1b/oafa_a_2293332_f0004_oc.jpg)
Figure 5. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At 60°C for 4h of incubation.
![Figure 5. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. At 60°C for 4h of incubation.](/cms/asset/3c497242-a3c6-4250-87ab-eddd19dbec98/oafa_a_2293332_f0005_oc.jpg)
Figure 6. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 1mM conc. Of zinc sulfate.
![Figure 6. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 1mM conc. Of zinc sulfate.](/cms/asset/f27a22fd-874d-404c-906a-4bf8f0af86cf/oafa_a_2293332_f0006_oc.jpg)
Figure 7. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 2mM conc. Of zinc sulfate.
![Figure 7. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 2mM conc. Of zinc sulfate.](/cms/asset/d8938424-ee24-4abd-8d8e-a9af19a01cee/oafa_a_2293332_f0007_oc.jpg)
Figure 8. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 3mM conc. Of zinc sulfate.
![Figure 8. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 3mM conc. Of zinc sulfate.](/cms/asset/c5115a5d-f61e-4812-8273-f45ead5b4a68/oafa_a_2293332_f0008_oc.jpg)
Figure 9. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 4mM conc. Of zinc sulphate.
![Figure 9. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 4mM conc. Of zinc sulphate.](/cms/asset/2dcb511f-3ad4-460d-adb9-6c95ea154439/oafa_a_2293332_f0009_oc.jpg)
Figure 10. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 5mM conc. Of zinc sulphate.
![Figure 10. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 5mM conc. Of zinc sulphate.](/cms/asset/c9b7fb73-732d-4e03-8cd9-c4479ccca6c8/oafa_a_2293332_f0010_oc.jpg)
Figure 11. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 1:1 volume of extract and 1mM conc. Of zinc sulphate.
![Figure 11. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 1:1 volume of extract and 1mM conc. Of zinc sulphate.](/cms/asset/54956fc5-c590-4b33-87a1-21c87e2f2131/oafa_a_2293332_f0011_oc.jpg)
Figure 12. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 1:1 volume of extract and 1mM conc. Of zinc sulphate for 4h at 60°.
![Figure 12. Ultraviolet-visible spectra for the production of zinc oxide nanoparticles by leaf extract of Eucalyptus globulus Labill. With 1:1 volume of extract and 1mM conc. Of zinc sulphate for 4h at 60°.](/cms/asset/ace69222-d303-4a5b-b015-e884c8a8cf01/oafa_a_2293332_f0012_oc.jpg)
Figure 13. SEM images of ZnO nanoparticles synthesized from Eucalyptus globulus Labill. Leaf extract.
![Figure 13. SEM images of ZnO nanoparticles synthesized from Eucalyptus globulus Labill. Leaf extract.](/cms/asset/1b4f96ff-a15e-47db-94e8-74c67416c1cb/oafa_a_2293332_f0013_b.gif)
Plate 2. Reaction mixtures after placing them at Room Temperature for seven different time intervals.
![Plate 2. Reaction mixtures after placing them at Room Temperature for seven different time intervals.](/cms/asset/c0436a0f-7a9f-48b1-a67c-cd2b2a26d81c/oafa_a_2293332_uf0002_oc.jpg)
Plate 6. Reaction mixtures after placing them for selected time intervals at different temperatures.
![Plate 6. Reaction mixtures after placing them for selected time intervals at different temperatures.](/cms/asset/ed04bdff-c355-4e15-ab54-6d66c55e987c/oafa_a_2293332_uf0006_oc.jpg)
Plate 7. Reaction mixtures with 1mM reagent concentration and five different extractvolumes before placing them for incubation at 60°C for 4h.
![Plate 7. Reaction mixtures with 1mM reagent concentration and five different extractvolumes before placing them for incubation at 60°C for 4h.](/cms/asset/13038068-59ed-4515-903f-32458354dfc4/oafa_a_2293332_uf0007_oc.jpg)
Plate 8. Reaction mixtures with 1mM reagent concentration and five different extract volumes after placing them for incubation at 60°C for 4h.
![Plate 8. Reaction mixtures with 1mM reagent concentration and five different extract volumes after placing them for incubation at 60°C for 4h.](/cms/asset/591f1306-aa3f-412c-aa26-e2c2ba016f7c/oafa_a_2293332_uf0008_oc.jpg)
Plate 9. Reaction mixtures with 2mM reagent concentrations and five different extract volumes after placing them for incubation at 60°C for 4h.
![Plate 9. Reaction mixtures with 2mM reagent concentrations and five different extract volumes after placing them for incubation at 60°C for 4h.](/cms/asset/b012d253-0e3f-46b2-b4b2-fbdb86a805a9/oafa_a_2293332_uf0009_oc.jpg)
Plate 10. Reaction mixtures with 3mM reagent concentrations and five different extract volumes after placing them for incubation at 60°C for 4h.
![Plate 10. Reaction mixtures with 3mM reagent concentrations and five different extract volumes after placing them for incubation at 60°C for 4h.](/cms/asset/bfe2d759-cb6a-43f5-bd34-88c5392aa35a/oafa_a_2293332_uf0010_oc.jpg)
Plate 11. Reaction mixtures with 4mM reagent concentrations and five different extract volumes after placing them for incubation at 60°C for 4h.
![Plate 11. Reaction mixtures with 4mM reagent concentrations and five different extract volumes after placing them for incubation at 60°C for 4h.](/cms/asset/a0e8bbb3-4031-4432-8009-46bd9922fbf4/oafa_a_2293332_uf0011_oc.jpg)
Data availability statement
No data were used to support the findings of the study.