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Abstract: Flexible endoscopy and catheterization typically involve inserting a flexible shaft into a curved channel. Understanding the mechanics involved in the insertion process is crucial for the ...

Scientists have identified a single mathematical curve that reveals how temperature shapes life – from dividing cells to entire ecosystems. The curve emerges from more than 30,000 performance ...

Abstract: This paper presents the design of a microstrip line-fed substrate-integrated waveguide (SIW) ring antenna designed to excite a sixth-order circularly polarized conical radiation pattern.