Possibly linux@lemmy.zip to Showerthoughts@lemmy.worldEnglish · edit-247 minutes agoWe could build a solar laser with a ton of mirrorsmessage-squaremessage-square24fedilinkarrow-up131arrow-down13
arrow-up128arrow-down1message-squareWe could build a solar laser with a ton of mirrorsPossibly linux@lemmy.zip to Showerthoughts@lemmy.worldEnglish · edit-247 minutes agomessage-square24fedilink
minus-squarequeermunist she/her@lemmy.mllinkfedilinkarrow-up22·10 hours agoLasers are coherent, I think you need a lasing medium for that. You could focus the light into a single point, sure, but that’s not really a laser in the technical sense.
minus-squareMultiplexer@discuss.tchncs.delinkfedilinkarrow-up5·edit-27 hours agoNot a point, but an area resembling a scaled image of the sun (if optimally focused).
minus-squareDaisy (she/her)@lemmy.mllinkfedilinkarrow-up3·8 hours agoAlso, you can only get as hot as the photosphere due to the reversibility of light. We can get far hotter other ways, eg fusion plants.
minus-squareEndlessNightmare@reddthat.comlinkfedilinkarrow-up3arrow-down1·8 hours ago You could focus the light into a single point, sure, but that’s not really a laser in the technical sense. They actually do this. https://en.wikipedia.org/wiki/Concentrated_solar_power
Lasers are coherent, I think you need a lasing medium for that.
You could focus the light into a single point, sure, but that’s not really a laser in the technical sense.
Not a point, but an area resembling a scaled image of the sun (if optimally focused).
Also, you can only get as hot as the photosphere due to the reversibility of light. We can get far hotter other ways, eg fusion plants.
They actually do this. https://en.wikipedia.org/wiki/Concentrated_solar_power