IEEE

Triple Square Loops Frequency Selective Surfaces and Their Equivalent Circuit

Abstract: This paper presents a novel analytical model for Frequency Selective Surfaces (FSS) based on triple square loop geometries. The unit cell is modeled using the Equivalent Circuit Method (ECM) ...

Makeblock mBot2 Rover Robotics Kit Features Encoders for Accurate Motor Control

Makeblock mBot2 Rover Kit features anodized aluminum parts, for STEM and more realistic engineering practice. Ages 8+ and 12+ tiers ...

Where to see Isaiah Zagar’s mosaics around Philly

Famed mosaic artist Isaiah Zagar left a legacy shaped by the glimmering murals and large-scale tile works he’s engraved throughout Philadelphia. Zagar, who died at age 86 on Thursday due to ...
Game Rant

LEGO Ideas SpongeBob Build is Incredible and I Need It to Get an Official Release

A custom SpongeBob SquarePants build is gaining traction in the LEGO community, and fans hope it becomes an official set thanks to the Ideas program.
Crux

The travertine quarries that built St. Peter’s Square are carving rock for Mormon temple

Today, the same quarries that built Rome with their distinctive travertine are still being dug out to build a new generation ...
IEEE

Model-Free Predictive Control Based on Recursive Least Square and Quadratic Interpolation Methods Applied to Power-Hardware-in-The-Loop Simulation

Abstract: Power-hardware-in-the-loop (PHIL) is a form of real-time simulation that allows a real power device to interact with a simulated power system. In PHIL simulation, the power equipment under ...