The porosity of nanofiber membranes was determined by nitrogen low-temperature adsorption method. The porosity of the membrane is calculated using equation (1):
Measure the porosity of nanofiber membranes using nitrogen low-temperature adsorption method. The porosity of the membrane is calculated using equation (1):
The porosity of nanofiber membrane was determined by nitrogen adsorption at low temperature. The porosity of the membrane is calculated using Equation (1):