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. Author manuscript; available in PMC: 2019 Jun 1.
Published in final edited form as: J Therm Sci Eng Appl. 2018 Mar 28;10(3):031009. doi: 10.1115/1.4038763

Table 1.

Physical characteristics of polished and laser processed surfaces

Sample Peak fluence (J/cm2) Pulse count Peak-to-valley height (μm) Surface roughness (μm) Surface area ratio Contact angle (deg) Ultrasonic bath time (min)
Polished — — — 0.2 1.1 80 0
Pyramid, S1 0.39 2997 25.8 8.2 2.7 0 10
Pyramid, S2 0.37 6518 35.5 9.6 3.0 0 0
Pyramid, S3 0.37 6518 33.5 9.2 3.2 0 60
Pyramid, S4 0.29 17,034 47.2 11.8 3.6 0 10
LIPSS 0.39 86 0.9 0.2 1.6 65 0