. Author manuscript; available in PMC: 2023 Dec 1.

Published in final edited form as: Small. 2022 Nov 14;18(52):e2203259. doi: 10.1002/smll.202203259

Table 2.

BNNT materials employed.

Name	Gas-phase purification	Number of wash cycles		Powder production/homogenization	BET surface area [m² g⁻¹]	Density [mg cm⁻³]	Hydrodynamic Diameter [nm]	Zeta Potential [mV]
Name	Gas-phase purification	[water]	[acetone]	Powder production/homogenization	BET surface area [m² g⁻¹]	Density [mg cm⁻³]	Hydrodynamic Diameter [nm]	Zeta Potential [mV]
Hexagonal boron nitride (hBN)	No	N/A	N/A	—	23.64 ± 0.05	278.7	350.8 ± 7.9	−12.7 ± 1.2
AP-BNNT[23]	No	N/A	N/A	Grinding	70.7 ± 0.34	20.2	284.8 ± 31.3	−12.7 ± 1.1
BR-BNNT[16]	Yes	N/A	N/A	Grinding	103.3 ± 0.36	20.1	343.9 ± 98	−12.1 ± 0.9
W1-BNNT	Yes	2	4	Freeze-drying	150.67 ± 0.25	30.4	396.2 ± 66	−12.1 ± 0.9
W2-BNNT	Yes	2	8	Freeze-drying	144.9 ± 0.19	ND	354.3 ± 24	−11.4 ± 1.7