paramagnetic Curie temperature

例句：

1. 1. Curie's discovery of radioactivity revolutionized the field of physics.
   居里夫人发现放射性物质，彻底改变了物理学领域。
2. 2. The scientist was awarded the Nobel Prize for his work in radioactivity.
   这位科学家因其在放射性领域的工作而被授予诺贝尔奖。
3. 3. Radioactivity is a natural phenomenon that occurs when atoms are unstable and emit radiation.
   放射性是一种自然现象，当原子不稳定时会发射辐射。