Table 2.

A summary of the samples used for the investigation at nano-scale of the bordered pits morphology (samples A and B) and swelling/shrinkage behaviour (sample C) with their respective dimensions along the tangential (T), the radial (R) and the longitudinal (L) directions.

Sample Name	Sample A	Sample B	Sample C
pits no.	3	1	1
initial state	dried	green	dried
dimensions	50 μm × 50 μm × 3 mm	50 μm × 50 μm × 3 mm	50 μm × 50 μm × 3 mm