New posts in Radioactivity

Why is caesium-137 more stable than caesium-134?

Why do nuclei decay so fast and slow?

Is a radioactive-powered hand warmer possible? Can it be made to work safely?

What is wrong with my setup of cloud chamber?

What is the decay width and why is it given in energy units?

How can quantum tunnelling lead to spontaneous decay?

What are the longest half-lives we can detect experimentally? What stops us going further? Are we trying to?

Why do only heavy radioactive elements perform fission?

Can we find the exponential radioactive decay formula from first principles?

Is it possible that every single isotope is radioactive, and isotopes which we call stable are actually unstable but have an extremely long half-life?