Possibly linux@lemmy.zip to Showerthoughts@lemmy.worldEnglish · edit-21 month agoWe could build a solar laser with a ton of mirrorsmessage-squaremessage-square32fedilinkarrow-up139arrow-down15
arrow-up134arrow-down1message-squareWe could build a solar laser with a ton of mirrorsPossibly linux@lemmy.zip to Showerthoughts@lemmy.worldEnglish · edit-21 month agomessage-square32fedilink
minus-squarequeermunist she/her@lemmy.mllinkfedilinkarrow-up27·1 month 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-21 month agoNot a point, but an area resembling a scaled image of the sun (if optimally focused).
minus-squareDaisy (she/her)@lemmy.mllinkfedilinkarrow-up4·1 month 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-up4arrow-down1·1 month 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