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Figure 4
(a) Optical micrograph of the WCE CC. (b) The corresponding roughness is 873.9 nm r.m.s. in a 417.19 µm × 417.19 µm area. (c) Optical micrograph of the MC-CMP CC. (d) The roughness is 0.614 nm RMS in a 417.19 µm × 417.19 µm area. |
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Figure 4
(a) Optical micrograph of the WCE CC. (b) The corresponding roughness is 873.9 nm r.m.s. in a 417.19 µm × 417.19 µm area. (c) Optical micrograph of the MC-CMP CC. (d) The roughness is 0.614 nm RMS in a 417.19 µm × 417.19 µm area. |