drakebake

27 ms·

1. 1.▲
   by drakebake 2y ago

   Good question, nobody is sure yet how to do it. Indeed any pulsed laser will result in a broad spectrum (spectrum = inverse of laser pulse time e.g. 1 ns pulse is 1 GHz spectral width). Using frequency combs is a way around this, which are
2. 2.▲
   by drakebake 2y ago

   It doesn't produce an electron, it just donates its energy to one of the electrons bound to it. This energy is then used to free the electron from its bounds and any extra energy is used to give the electron some speed. Effectively the
3. 3.▲
   by drakebake 2y ago

   One has to first imagine that a photon isn't as immutable as one sometimes believes. Effectively by putting lots of photons together in a medium (the medium makes sure momentum and energy is conserved) one can create all kinds of color
4. 4.▲
   by drakebake 2y ago

   Hey, I'm one of the authors on the paper and see that people are curious about things. I'm happy to answer any questions, cool to find this here!