Securing America’s Future

Function: Dy improves the high-temperature performance and thermal stability of permanent magnets, allowing them to retain magnetic strength under extreme operating conditions.

Applications: High-temperature permanent magnets, Defense motors and actuators, Precision guidance and control systems, Advanced propulsion and actuation components

Why it Matters: Dy is used in very small quantities but is critical to system reliability. Substitution options are limited in high-performance applications, and supply disruptions can have outsized impacts on defense and industrial systems.

Function: Y improves the performance and durability of advanced materials used in electronics, optics, and high-temperature applications.

Applications: Sensors and detectors, Advanced optics and imaging systems, High-temperature ceramics, Specialty electronics and phosphors

Why it Matters: Y plays a critical role in precision and reliability across advanced systems. Supply reliability is essential for electronics and defense applications where performance margins are tight.

Function: Tb enhances high-performance rare earth magnets using in advance motors and defense technologies. It is also used in green phosphors used in radar displays.

Applications: High-coercivity permanent magnets, Advanced electric motors, Radar displays, High-reliability defense and industrial systems.

Why it Matters: Tb is one of the most supply-constrained rare earth elements. Although used in trace amounts, it is essential for maintaining magnetic and display performance where failure is not acceptable.

Function: Nd provides the primary magnetic strength in permanent magnets, enabling compact, lightweight, and energy-efficient designs.

Applications: Permanent magnets, Motors and generators, Actuators and control systems, Advanced industrial equipment

Why it Matters: Nd is foundational to modern magnet technology. While more abundant than heavy rare earths, secure and traceable supply remains essential for domestic manufacturing and system reliability.

Function: Pr is commonly alloyed with Nd to optimize magnetic performance, thermal behavior, and durability.

Applications: Permanent magnet alloys, High-performance motors, Advanced manufacturing components, Specialty metallurgical applications

Why it Matters: Pr complements Nd in high-performance magnets, improving overall system efficiency and reliability. Consistent supply supports downstream manufacturing and advanced materials production.