Table 1.

Fuels for propelling micro/nano machines.

Material	Possible Fuel	Reaction	Carrier	Wavelength	Ref.
Au@SiO2 Matryoshka	Citrate	Oxidation	hot-hole	2.36 eV and 1.65 eV	[27]
Au/NiOx/Al	H+	Reduction	hot-electron	White light	[103]
AuNPs/TiO2	Hydrogen	Oxidation/dissociation	hot-electron	White light	[83]
Ag-Nanocubes	Oxygen	Reduction	hot-electron	White light	[84]
Au/LaFeO3	Water	Oxidation	hot-hole	White light	[104]
Au/CeO2	H2O2	Reduction	hot-electron	2.36 eV	[82]
AuNPs@TiO2	Water	Oxidation	Hot-hole	>400 nm	[93]
AuNPs@TiO2	2-propanol	Oxidation	Hot-hole	>450 nm	[92]
Au-CoreShell Silica@TiO2	Methylene blue	Advance oxidation	Hot-electron	>420 nm	[97]
AuNPs/AuNRs/AuNSs@TiO2	Rhodamine B	Advance oxidation	Hot-electron	>350 nm	[98]
TiO2-coated AuNSs	Water	Reduction	Hot-electron	200–1500 nm	[100]
Au-Silica Janus NSs	Isopropanol	Oxidation	Hot-holes	>400 nm	[102]