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Figure 7
Surface images obtained using optical interferometry with a magnification of ×20: (a) uncoated silicon substrate and (b) magnetron-sputtered B4C coating on a Si substrate. |
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Figure 7
Surface images obtained using optical interferometry with a magnification of ×20: (a) uncoated silicon substrate and (b) magnetron-sputtered B4C coating on a Si substrate. |