Click the blue text to follow us Metamaterials are materials composed of periodic or quasi-periodic sub-wavelength structures (called meta-atoms) that have attracted widespread attention in optics, electronics, physics, materials science, and other fields due to their unique physical properties. Metasurfaces refer to planar arrays of meta-atoms arranged in a 2D manner. Metasurfaces have a wide … Read more
Introduction During the pandemic, feeling a bit bored, I bought a smart car chassis and a bunch of parts on Taobao, developed based on Arduino Due and Raspberry Pi. The Due is responsible for low-level control, while the Raspberry Pi is used for high-level controller development, such as Stanley controller or model predictive controller for … Read more
With climate change and population growth, the imbalance between the supply and demand of water and food resources is becoming increasingly severe. Especially in urban areas, the demand for water and food resources is particularly urgent. Traditional reliance on supply chain delivery of food and pipeline transportation of water not only leads to high carbon … Read more
Baymax Robot Difficulty Index: ⭐⭐ Suitable Age: 9 years+ Introduction Baymax is a beloved robot among many children. Combining everyone’s interests, today we will create a Baymax creative robot. This project has a low technical difficulty, and the highlight is mainly in the creativity. Print an image of the Baymax robot on cardboard, and then … Read more
Arduino is a convenient, flexible, and easy-to-use open-source electronic prototyping platform that includes hardware (various models of Arduino boards) and software (Arduino IDE). It was developed by a European team in the winter of 2005. It is built on an open-source simple I/O interface and has a development environment similar to Java and C language … Read more
Author:Cabe Atwell EET Electronic Engineering Magazine Original Like single-board computers (SBCs), CPUs, GPUs, and other electronic products on the market, the COVID-19 pandemic has affected the production of microcontrollers, leading to shortages. However, the current chip shortage is expected to improve in the coming months. Regardless of how severe the shortages are, manufacturers had already … Read more
A Semiconductor Milestone for a 22-Year-Old: A DIY Chip Integrating 1200 Transistors. About 30 miles from Bell Labs, a 22-year-old is chasing chip manufacturing giants in his garage. In the 1970s, chip manufacturing giant Intel developed the world’s first commercial microprocessor, the 4004. In August 2021, Sam Zeloof announced his own semiconductor milestone—the Z2 chip … Read more
Click the title below “First Education Professional Circle” to quickly follow AbstractBlended teaching, as a teaching model that integrates the advantages of offline and online teaching, is more conducive to promoting students’ autonomous learning and is more suitable for project-based learning aimed at solving real-world problems. This study takes the “Intelligent Product Design and Production” … Read more
Smart Pedestrian Crossing Guidance System First High School of Miluo City, Hunan Province | School Lu Jia, Liu Wenbo, Yang Yiyi | Authors The pedestrian crossing is the lifeline of urban roads, but it is difficult for drivers to see the crossing at night or in rainy and snowy weather. Moreover, some drivers have not … Read more
【Click on the above「Blue Text」 to follow DF Maker Community and become a tech aesthetics enthusiast】 Happy Dragon Boat Festival to everyone! This week we will look at how to make a “hollow clock” with only hands and no dial using Arduino. It looks pretty cool. Let’s enjoy a few pictures shared by netizens who … Read more