Meanings of radioactive element in English

You're seeing radon, a naturally radioactive element, heave out an alpha particle-twoneutrons plus two protons.

The radioactive element used in the core was solinium 2, which had a half-life of fourteen seconds.

With David's record, this was a significant offense, since smoke detectors run on a radioactive element, americium.

His family launched a case last month over claims that he was poisoned with polonium-210, a radioactive element.

It is a heavy radioactive element, as we discover in episode 1 of Elemental, with Professor Allan Blackman from AUT.

And it's on that note - its life as a radioactive element - that it becomes interesting as an assassin's weapon.

In May a sale of more than two pounds of the radioactive element cesium-137 was thwarted in Vilnius, the capital of Lithuania.

The rare, radioactive element just below uranium in the periodic table of the elements, the element used to power this very ship!

These are 'rigged' atomic bombs; that is to say, bombs which are cased in a shell made of a potentially highly radioactive element.

This energetic radioactive element emits alpha radiation which does not penetrate the skin so that it can be safely carried by an assassin.

Experiments in a Norwegian underground plant could lead to the radioactive element thorium being developed as a safer alternative in the production of nuclear power.

Furthermore, supernovae produce many radioactive elements, which start decaying immediately after the explosion.

Neutrinos are produced whenever the nuclei of radioactive elements break down.

Application of radioactive elements or radionuclides for anthropogenic use is a widespread phenomenon nowadays.

Because many radioactive elements around uranium happen to decay into francium as they disintegrate.

Xenia says: Glowing Radioactive Elements started life as a semi-improvised piece with four movements.