This Crochet Bookmark for Beginners features beautiful flower patterns that are both easy to create and visually stunning. With step-by-step instructions, you’ll learn how to crochet simple yet lovely ...

Abstract: The composite right/left-handed (CRLH) transmission line (TL) is presented as a general TL possessing both left-handed (LH) and right-handed (RH) natures. The dispersion diagram of the ...