Table 1 Green TiO2 synthesis employing plant extracts.

From: Optimizing the green synthesis of antibacterial TiO2 - anatase phase nanoparticles derived from spinach leaf extract

Plant

Characterization

Size (nm)

Shape

Aim

Ref

Morus nigra

FTIR, XRD, SEM, Raman

0.17

Spherical

Negligible toxic hemolytic effects, little inhibition of Staphylococcus aureus and Proteus Mirabilis bacteria as compared to ciprofloxacin

34

Carthamus tinctorius L.

XRD, SEM, EDX

47

Spherical

Fuel blends for diesel/biodiesel/NP in a single-cylinder CI engine

35

Phyllanthus acidus

XRD, FTIR, FESEM- EDX, TEM, BET

20–40

Spherical

Performance of heavy metal adsorption of TiO2 nanoparticles

36

Gossypiumarboretum

XRD, SEM, TEM

60

Spherical

The attractive catalyst for biodiesel production from Gossypium seed oil

37

Tulbhagia violacea

UV-Vis, FTIR, XRD, SEM, EDX, TEM

-

Spherical and rectangular

Antioxidant and anticancer activities

38

Calotropis gigantea

UV-Vis, XRD, FTIR,

TEM

12.16

Spherical

Photocatalytic and photovoltaic applications

35,39

grape

UV-Vis, BET, FTIR, XRD, SEM-EDX

44.37

Spherical

Photocatalytic degradation of ibuprofen from aqueous solution

40

Annona

muricata L.

UV-Vis, FTIR, XRD, SEM, EDX, TEM, XRF, confocal microscope

13.41

Spherical

Antioxidant and photocatalytic activity

41

Beta vulgaris

FTIR, XRD, FESEM, HRTEM, SEAD, BET, Raman

12

Spherical

The aqueous binder-based anode-derived particles for lithium-ion cells

42

Amaranthus Tricolor L.

UV-Vis, FTIR, XRD, SEM, EDX, TEM, TG-DTA

77–90

Spherical

Photocatalytic of methylene blue degradation

43