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SEM Technical Explanation (1) - Relationship between Electron Microscope Acceleration Voltage and Image

SEM Technical Explanation (1) - Relationship between Electron Microscope Acceleration Voltage and Image

The electron microscope is an indispensable instrument for analyzing samples. This series explains the basics of electr[…]

Edison vs Tesla -DC Power vs AC Power-

Edison vs Tesla -DC Power vs AC Power-

There are many machines that use electricity as a power source, such as electronic devices and home appliances around u[…]

How to use DC Power Supply and remote sensing correctly and safely

How to use DC Power Supply and remote sensing correctly and safely

Packed with DC power supply know-how and how-to! Proper installation of the power supply is essential in your own p[…]

Digital Measurement and Resolution -Basics of IoT-

Digital Measurement and Resolution -Basics of IoT-

In the last column, we introduced power semiconductors and improving their performance. We also mentioned that improvin[…]

Types and Characteristics of Power Semiconductors -Performance Evaluation, Evaluation Test

Types and Characteristics of Power Semiconductors -Performance Evaluation, Evaluation Test

We introduced how to make a DC power supply from grid connection and AC power supply until the last column. These co[…]

Method of Generating Direct Current(DC) Power

Method of Generating Direct Current(DC) Power

In general, electronic devices operate at direct current. This is common to home appliances such as smartphones, PCs, T[…]

Electric grid (power system interconnection) to Learn from Scratch

Electric grid (power system interconnection) to Learn from Scratch

Do you know that there was a "switch" until about the 1980s in the case that you buy home appliances, especially when y[…]

How to Use Bidirectional Power Supply

How to Use Bidirectional Power Supply

First, we explain what a bidirectional power supply means. A converter that can convert DC and AC bidirectionally to an[…]

Power Supply and Voltage of EV Motor - Battery Industry Segment is Heating Up! -

Power Supply and Voltage of EV Motor - Battery Industry Segment is Heating Up! -

The EV shift of the car which Europe, the United States and China are pushing forward also with the backing of the gove[…]

Electric Double-Layer Capacitors are Optimal for Leveling Power

Electric Double-Layer Capacitors are Optimal for Leveling Power

Unlike a normal capacitor, a double-layer capacitor has a large electric capacity because the electric double-layer tha[…]