
米国国防産業におけるレアアース:国内サプライチェーンの強化
Rare Earth Elements in the US Defense Industry Rare earth elements (REEs) are a group of 17 metals with unique magnetic, optical, and catalytic properties that make them essential for modern technology. They are critical components in a wide range of applications, including defense systems, renewable energy technologies, and consumer electronics. However, the United States has long been dependent on imports from China for its supply of REEs, which has raised concerns about the security of its supply chain in the event of geopolitical tensions or disruptions in international trade. In response to these concerns, the U.S. government has been working to strengthen its domestic REE supply chain, reduce reliance […]










