After measurement, the contact angle of the aqueous solution on the Al-OH surface is θ = 13.5° (see Figure S1), indicating that the aqueous solution is wet on the Al-OH surface.
After measurement, the contact angle of the aqueous solution on the surface of Al-OH is 13.5 degrees (see Figure S1), indicating that the aqueous solution is moist on the surface of Al-OH.
The contact angle of aqueous solution on the surface of Al Oh is measured to be 13.5 ° (see Figure S1), indicating that the aqueous solution is wet on the surface of Al oh.<br>