Abstract: A circular polarization (CP) folded reflectarray antenna is proposed at the 30 GHz band. A five-layered circular polarization selective metasurface (CPSM) is introduced to realize the path ...

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Abstract: This paper presents a novel design method for a dual-band shared-aperture linear-to-circular polarization (LP-to-CP) converter. High-impedance structures and a band-pass frequency selective ...

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This innovation has the potential to replace traditional bulky optical setups. Their findings were published in Physical Review Letters in a paper titled “Enabling all-to-circular polarization ...

Smart ring maker Circular announced its next-gen Ring 2 with ECG (electrocardiogram) functionality and AFib (atrial fibrillation) detection at CES 2025 Unveiled on Sunday in Las Vegas. The ...

AHRQ's Healthcare Simulation Dictionary, Version 3.0 (PDF, 1.8 MB), includes 170 definitions of healthcare simulation terms ranging from “avatars” and “manikins” to “gamification” and “virtual reality ...

Real-life simulation games offer low-stakes relaxation & focus on ordinary experiences like trucking, farming, or managing card shops. Popular hits like Euro Truck Simulator 2, TCG Card Shop ...

Just in time for CES 2025, Circular has lifted the curtain to reveal the new Circular Ring 2, a completely redesigned smart ring that offers two key features that no other smart ring, including ...