In this blog post, we’ll explain in simple terms the principle behind how chemical cells generate electricity and how a metal’s ionization tendency determines the anode and cathode. A chemical cell is a device that generates electricity through chemical reactions; the batteries we use in our daily lives are a type of chemical cell. There are various types of batteries depending on their...
How Does the Department of Chemical and Biological Engineering Cultivate Global Leaders Using Cutting-Edge Technology?
In this blog post, we’ll take a closer look at the key topics covered in the Chemical and Biological Engineering major and explore the career paths available after graduation. The Department of Chemical and Biological Engineering provides cutting-edge specialized knowledge necessary for developing practical technologies using core technologies from the chemical and biological engineering...
Would cosmetics feel even more special if we understood the chemical processes behind them?
In this blog post, we’ll take a closer look at the chemical processes hidden within the cosmetics we use every day and shed new light on their value. Appearance isn’t everything, but we live in an era where it matters a great deal. Whether meeting a potential partner for the first time or attending a job interview, appearance plays a significant role in the first impressions we form of...
Recycling Waste Heat from Crematoriums: Why Do We Feel an Emotional Resistance to It?
In this blog post, we’ll explore why recycling waste heat from crematoriums evokes emotional resistance despite its environmental benefits, and examine its importance from a thermodynamic perspective. I recall reading an unusual article a long time ago. It described how a small town in the UK was using waste heat from a crematorium to heat a nearby swimming pool, among other things. While...
Fossil Fuels: The Driving Force Behind Human Progress or the Main Culprit of Environmental Destruction?
In this blog post, we’ll examine the dual nature of fossil fuels—how they have driven humanity’s remarkable progress while also causing environmental problems. Coal, Oil, and Natural Gas Coal is a fossil fuel formed when layers of trees—composed primarily of cellulose and lignin—accumulated in thick deposits and were carbonized under pressure. Depending on the degree of carbonization, it...
Fossil Fuels: How Should We Address Sustainability and Environmental Issues?
In this blog post, we’ll examine the necessity and limitations of fossil fuels and explore how we can address sustainability and environmental issues. Definition and Overview of Fossil Energy The English word “energy” refers, in physics, to the ability to perform work. Furthermore, since an energy source is required to generate physical energy, the term “energy” is often combined with the...
A 6-Night, 7-Day Trip to Hong Kong and Macau: Recommendations for Tsim Sha Tsui Beach and Discovery Bay
In this blog post, I’d like to share the places that left a lasting impression on me and some of the little stories from my 6-night, 7-day trip to Hong Kong and Macau. Two Days in Macau I arrived at Incheon International Airport with mixed feelings of anticipation and anxiety. My worries were short-lived, however; having lost sleep the night before due to the excitement of traveling...
How did Emperor Taizong of Tang—a cold-blooded ruler who killed his own brothers—practice leadership based on active listening?
How did Emperor Taizong of Tang, Li Shimin—a cold-blooded ruler who killed his own brothers—become one of history’s greatest rulers? Through the ‘Zhenguan Zhengyao’, we examine how his active listening and leadership influenced the management of his organization. The Power of Active Listening: Emperor Taizong of Tang and the ‘Zhenguan Zhengyao’ What does it take to...
How do shape-memory alloys “remember” their shapes, and how are they used in technology?
In this blog post, we’ll explore the principles and characteristics of shape-memory alloys and introduce examples of their applications, ranging from everyday life to cutting-edge technology. An antenna that folds into a compact size for easy transport but unfolds fully in space; a shirt whose sleeves automatically roll up when it gets hot; glasses that return to their original shape even...
The Concepts and Applications of Recommendation Systems, with a Focus on Collaborative Recommendations
This blog post explains the basic concepts of recommendation systems, focusing on the principles and application examples of collaborative recommendations. Overview of Recommendation Systems and Data Mining You may recall seeing phrases like “Customers who bought this item also bought” on the U.S. online bookstore amazon.com. This is a service that suggests to users while they are...