DESIGN AND DYNAMIC ANALYSIS FOR VERTICAL AND HORIZONTAL CYLINDRICAL BODY IN REENTRY FLIGHT



Fabrication of Dynamic Holograms on Polymer Surface by Direct Laser Writing for High-Security Anti-copyright Applications

Anti-copyright CHROMIUM PICOLINATE technology has attracted much attention with the development of economy, because many copyright products that are difficult for identification have been produced, which extremely damage the interests of consumers.Here, a high-resolution ultraviolet direct laser writer is applied to fabricate computer-generated hol

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