On Tue, Sep 13, 2022 at 8:19 AM Brent Meeker <meekerbr...@gmail.com> wrote:
>> And if you've got a laser with 90% efficiency and you don't have to >> worry about damaging the optical components (and if they're made of plasma >> you don't) then the number of super short laser pulses you produce each >> second is limited only by the electrical power supply feeding the laser. > > > * > I doubt that. To lase the atoms need to be pumped up to excited > states, which takes time. * > Sure it takes time but not much time, things happen fast when you get down to the atomic scale. Back in 2018 they made a laser that could pulse 30 billion times a second, and back then they had to worry about damaging the optical components because they used old-fashioned glass not plasma. Potentially there is no reason you couldn't pulse a lot faster than that. Ultrafast electro-optic light with subcycle control <https://www.science.org/doi/10.1126/science.aat6451> John K Clark See what's on my new list at Extropolis <https://groups.google.com/g/extropolis>uqq c2k -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to everything-list+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/CAJPayv08dhHcO%2BRjGLtgbXYOTwrRndTDm0mwt5HX0nSgvA06AQ%40mail.gmail.com.
