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. 2022 Jan 8;15(2):471. doi: 10.3390/ma15020471

Table 4.

Surface roughness of ceramics.

Ceramics Roughness SiCN SiC
Sq (µm) 109.44 ± 15.54 107.46 ± 27.87
Ssk −0.92 ± 0.26 −0.55 ± 0.61
Sku 4.57 ± 0.86 3.62 ± 1.53
Sz 589.40 ± 58.31 552.40 ± 189.75
Sa 80.50 ± 10.66 83.22 ± 27.28