Abstract: Analytical expression of transmission for the orbital angular momentum (OAM) communication using loop antenna arrays and paraboloids is derived to achieve a communication distance of 100 m.

Editor’s note: “Behind the News” is the product of Sun staff assisted by the Sun’s AI lab, which includes a variety of tools such as Anthropic’s Claude, Perplexity AI, Google Gemini and ChatGPT. Dewey ...

You’ve probably noticed it before: that tiny strip of fabric stitched into the upper back of a button-down. It sits right between the shoulders, usually just below the collar, and it’s one of those ...

Getting input from users is one of the first skills every Python programmer learns. Whether you’re building a console app, validating numeric data, or collecting values in a GUI, Python’s input() ...

Multiplication in Python may seem simple at first—just use the * operator—but it actually covers far more than just numbers. You can use * to multiply integers and floats, repeat strings and lists, or ...

Alliance with Shinkong will further enhance global growth opportunities for Twist™, Loop's textile-to-textile branded polyester resin for textile and apparel brands. Loop can now offer high-quality ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Astral's uv utility simplifies and speeds up working with Python virtual environments. But it has some other superpowers, too: it lets you run Python packages and programs without having to formally ...

Abstract: This paper proposes Solder Ball Waveguide (SBW) and its transition (transmission line to waveguide) for low-loss signal transmission that can be applied to 77 GHz automotive radar ...