Table 3. AFM Image Analysis of the HU Surfaces in Figure 4^a.

pores analysis	A	B	C
number of pores	40 ± 7	163 ± 5	2 ± 1
pores covered area [μm2]	14 ± 3	23 ± 3	1.2 ± 0.2
average pore area [μm2]	0.5 ± 0.1	0.15 ± 0.01	0.56 ± 0.05
average pore diameter [μm]	0.60 ± 0.05	0.34 ± 0.01	0.47 ± 0.02

^aDetailed roughness and porosity analysis see in Table S3.