MAKER: cgenco／Translated by: Qu WuEnd The Macintosh computer was released on January 24, 1984, and is Apple’s second computer to use a graphical user interface following the LISA. It has an impressive design and a classic operating system. In this tutorial, we will pay tribute to the classic by recreating a miniature version of the … Read more
Abstract Background:A nebulizer is a medical device that delivers aerosolized medication directly to the lungs to treat various respiratory diseases. However, breathing patterns, respiratory rates, airway diameters, and the amount of medication delivered by the nebulizer may be related to respiratory diseases. Methods:In this study, we developed a breathing simulator consisting of an airway model, … Read more
Tip: Click the “Chemical Workers Club” above to follow ↑ for more industry insights! The 2nd Pharmaceutical and Chemical Production Process Control Summit Forum 2024 and Continuous, Automated Control and Optimization Technology Exchange Conference Part One What is PID? PID stands for “Proportional, Integral, Derivative,” and it is a very common control algorithm. PID has … Read more
What is a Stepper Motor? A stepper motor is a type of motor that converts electrical pulse signals into corresponding angular displacement or linear displacement. For a stepper motor, each input pulse signal causes the rotor to rotate by a certain angle or take a step forward. The output angular displacement or linear displacement is … Read more
Before the invention of the breadboard (in the 1960s), you had to use a technique called wire wrapping to build circuits. The wire wrap connects the circuit by linking conductive posts to a perforated board and winding wires around them. As shown in the image below, the circuit can be quite complex. The circuit board … Read more
Guangdong Education Edition High School Information Technology Mandatory Course 1 “Data and Computing” Guangdong Education Edition High School Information Technology Mandatory Course 2 “Information Systems and Society” Guangdong Education Edition High School Information Technology Elective Course 1 “Data and Data Structures” Guangdong Education Edition High School Information Technology Elective Course 2 “Network Basics” Lesson Plan … Read more
Today, I will share with you the DC-DC boost circuit. This mainly concerns: DC-DC boost circuits, DC-DC boost module principles, and how to construct a DC-DC boost circuit. 1. What is a DC-DC Converter? A DC-DC converter is a type of power electronics circuit that can effectively convert direct current from one voltage to another. … Read more
Xie Y, Rufo J, Zhong R, Rich J, Li P, Leong KW, Huang TJ. Microfluidic Isolation and Enrichment of Nanoparticles. ACS Nano. 2020 Dec 22;14(12):16220-16240. doi: 10.1021/acsnano.0c06336. Epub 2020 Nov 30. PMID: 33252215; PMCID: PMC8164652. In recent decades, the application of nanoparticles has increased in various applications, ranging from efficient electronics to targeted drug delivery. … Read more
Editor’s Note: In 2017, the “Guidelines for Comprehensive Practical Activities Curriculum in Primary and Secondary Schools” issued by the Ministry of Education pointed out that comprehensive practical activities are interdisciplinary practical courses that start from the real life and development needs of students, discover problems from life situations, transform them into activity themes, and cultivate … Read more
Source:Failure Analysis and Reliability Testing of Semiconductor Components Author:Chip Failure Analysis With the prosperity of modern electronic products, chips have become an indispensable component of various electronic devices. Although chips may sound somewhat abstract, they can actually be categorized into different types. Let’s explore some common types of chips together. 1. Microcontroller (MCU) A microcontroller … Read more