Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...
Octagonal pyramid geometric shape. Black outlines on white background. Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ...
Abstract: A novel octagonal upright micro-pyramid structure was generated by wet chemical anisotropic etching on a monocrystalline silicon wafer (100). The primary objectives are to reduce front ...
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