Hackaday

Cheap VHF Antenna? Can Do!

The magnetic loop antenna is a familiar sight in radio amateur circles as a means to pack a high performance HF antenna into ...
Phys.org

Spins influence solid oxygen's crystal structure under extreme magnetic fields, study finds

Placing materials under extremely strong magnetic fields can give rise to unusual and fascinating physical phenomena or behavior. Specifically, studies show that under magnetic fields above 100 tesla ...

NASA's ESCAPADE mission to Mars—twin satellites dubbed Blue and Gold will launch in early ...

The first dual-satellite mission to another planet, NASA's ESCAPADE (Escape and Plasma Acceleration and Dynamics Explorers), is scheduled for launch no earlier than Sunday, Nov. 9, from Cape Canaveral ...
来自MSN

Master the Surgeon’s Loop Knot — The Easiest Strong Loop You’ll Ever Tie!

This quick tutorial shows you the exact steps to tie a perfect Surgeon’s Loop every time — no fancy tools, just strong and simple technique.#KnotTutorial #FishingTips #OutdoorHacks #SurgeonsLoop ...
IEEE

Dual-Polarized Spline-Loop Antenna Array With Tilt Angle Radiation for 5G Base Stations

Abstract: This paper introduces a dual-polarized spline-loop antenna element and array. The antenna element consists of two pairs of cross spline-ring dipoles, each with four thin metal strips ...
IEEE

Miniaturized helical antenna based on amorphous & nanocrystalline soft magnetic materials

Abstract: This paper presents a miniaturized helical antenna with a high permeability core. The proposed antenna functions at 3.35 GHz, with return loss of less than -10 dB and gain of 9.39 dBi. The ...