Table 2. Overview of the Nanomaterials Included in the Present Study^a.

type	name	core material	surface coating	diameter (nm)b	length (μm)b	SSA (m2/g)c
metal nanomaterial	AlOOH	AlO(OH)	none	37	NA	47
	TiO2 NM105	TiO2	none	21	NA	51
	ZnO NM110	ZnO	none	80	NA	12
	SiO2_Amino	SiO2	amino groups	15	NA	200
	SiO2_Phosphat	SiO2	phosphate	15	NA	200
	Ag200_PVP	Ag	polyvinylpropylene	134	NA	4.5
	BaSO4_NM220	BaSO4	polymer	32	NA	41
	Ag50_Citrat	Ag	citrate	20	NA	30
	SiO2_Naked	SiO2	none/hydroxyl	15	NA	200
	ZrO2_Amino	ZrO2	amino groups	10	NA	105
	ZrO2_TODacid	ZrO2	trioxadecanoic acid	9	NA	117
	ZrO2_PEG	ZrO2	polyethylene glycol (PEG600)	9	NA	117
	SiO2_PEG	SiO2	polyethylene glycol (PEG500)	15	NA	200
multiwalled carbon nanotube	sMWCNT	carbon	none	8–15	0.5–2	95
	MWNT_OH	carbon	hydroxyl (3.7 wt % −OH)	8–15	∼50	95
	MWNT	carbon	none	8–15	∼50	95
	MWNT_COOH_20 nm	carbon	carboxyl (2 wt % −COOH)	10–20	10–30	95
	MWNT_COOH_50 nm	carbon	carboxyl (0.73 wt % −COOH)	30–50	10–20	95
fullerene	FullrC60	carbon	none	1	NA	98

^aReprinted (adapted) with permission from ref (30). Copyright 2014 American Chemical Society.

^bDimensions refer to the primary particle size of nanomaterials. The outer diameter of carbon nanotubes is indicated.

^cSSA, specific surface area.