2026.11.13

2-2. Heat Problems in GPUs and Semiconductors ― In the AI Era, Semiconductors Are Starting to Change from Components That Compute to Components That Trap Heat ―

When thinking about heat problems in AI servers, one of the most important heat ... Read More

• AI Chips
• IC Packages
• Heat
• Heat Density
• Hot Spot Control
• Contact Thermal Resistance
• Thermal Throttling

2026.11.13

Chapter 2: Heat Problems in the World ― Where Are Heat Problems Occurring?
2-1. Heat Problems in AI Servers ― What Stops the Evolution of AI May Be Not Semiconductor Performance, but Heat ―

With the arrival of generative AI such as ChatGPT, the world has begun to change... Read More

• Heat
• Data Centers
• AI Servers
• Joule Heating
• Liquid Cooling
• Generative AI
• Air Cooling

2026.11.12

1-7. Why Isn’t Thermal Management Decided by Materials Alone? ― What Stops Future Industries May Be Not a Lack of Material Performance, but Interfaces and Processes ―

So far, we have looked at • What heat is • How heat moves • Thermal resistanc... Read More

• Heat
• Multi-Material Processing
• Process Design and Manufacturing Quality
• Contact Thermal Resistance
• Interface Design
• Surface Modification
• Thermal Expansion Mismatch

2026.11.12

1-6. Why Does Miniaturization Make Heat Problems Worse? ― Future Industries Are Fighting the Contradiction of Being Small Yet Hot ―

AI. EVs. Robots. AR glasses. Wearables. 3D semiconductors. Future industri... Read More

• Heat
• Thin TIM
• Heat Density
• High-Density Packaging
• Low-Profile Design
• Thermal Management
• Miniaturization

2026.11.12

1-5. What Is Contact Thermal Resistance? ― What Stops Future Industries May Be Not “Material Performance” but “Tiny Gaps” ―

Last time, we established that thermal resistance is how hard it is for heat to ... Read More

• Heat
• Thermal Interface Materials (TIM)
• Thermal Management
• Thermal Resistance
• Air Layers
• Contact Thermal Resistance
• Surface Roughness

2026.11.12

1-4. What Is Thermal Resistance? ― Why Places Where Heat Has Difficulty Flowing Can Stop Future Industries ―

Last time, we established that heat moves in three ways: 1. Thermal conduction ... Read More

• Heat
• Hot Spot Control
• Heat Trapping
• Thermal Resistance
• Heat Path Design
• Air Layers
• Thermal Conductivity