A laser worthy of a nuclear clock
The nucleus of the thorium-229 isotope has a special property: it has an excited state that's incredibly close in energy to its ground state. The existence of such an isomer is remarkable because…
dispersion
2 posts
How do you make a mode-locked laser?
Given Mode-locked lasers are lasers that are capable of producing intense ultra-short pulses of light at a very high rate. Concepts Set 1 Take a bunch of atoms, excite them and place them in a b…