Sentences with phrase «through radioactive decay»

Those nuclei beef up by gobbling neutrons in rapid succession and then quickly change their chemical identities through radioactive decay.

Not exact matches

The idea is that while the or - ganism was alive it had a known amount of each type of carbon, but that once it has died, the amount of one type of carbon decreases at a known rate through a process of radioactive decay.

KATRIN will study neutrinos, which are less than a millionth the mass of an electron, by sifting through the aftermath of radioactive decays of tritium, an isotope of hydrogen with two neutrons.

The first rover to be powered by the radioactive decay of plutonium rather than sunlight, Curiosity will be able to work around - the - clock and through the Martian winter.

However, calculations by a team of geoscientist (including Nicolas Flament) suggest that Earth was a «water - world» up through year 2.1 billion because Earth's mantle layer may have been up to 200 °C hotter than it is today, when the early Earth still had a larger quantity of radioactive elements decaying and producing heat.

For the ocean to be liquid there must be substantial sources of heat — from tidal heating based on the shape of its orbits, or from heat emanating from radioactive decay and entering the ocean through hydrothermal vents.

Because carbon 14 is unstable, it undergoes radioactive decay, and through this radioactivity it can be tracked as it moves around in the atmosphere.