Another important kind of interferences in reactor NAA is due to threshold reaction induced by reactor fast neutrons.

堆中子活化分析中的另一重要干扰是堆快中子引起的阈反应干扰。

youdao

With plutonium no longer needed for use in the world's abandoned fast breeder reactor programmes and nuclear powers getting rid of their atomic weapons, large stockpiles of the highly toxic plutonium metal are starting to build up.

BBC: More suspect nuclear fuel found

In December 1995, the Monju fast-breeder reactor at Tsuruga sprang a leak in its sodium-cooling circuitry.

ECONOMIST: Japan

The latter elements would be destroyed in a fast-burner reactor.

FORBES: U.S. nuclear fuel rods to sit in pools -- like those that failed in Japan -- until 2050