Discover and read the best of Twitter Threads about #SignalToNoiseSundays
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As we wait for the #JWST sunshield tensioning to begin after a day of well-deserved down time for the mission team, let’s talk in a bit more detail about how having a big, cold telescope helps us detect faint things.
Yes, folks, it’s Signal-To-Noise Sunday 😬
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Yes, folks, it’s Signal-To-Noise Sunday 😬
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Now, a health & safety warning – this could get a bit technical, maybe mathematical, & possibly even quantum mechanical 😱
I don’t know – I haven’t planned this thread at all, so it’ll just come out as a stream of consciousness. But hopefully a semi-intelligible one 🤷♂️🙂
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I don’t know – I haven’t planned this thread at all, so it’ll just come out as a stream of consciousness. But hopefully a semi-intelligible one 🤷♂️🙂
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In the optical & infrared parts of the electromagnetic spectrum (i.e. light), as well as at higher energies like the ultraviolet, X-rays, & gamma rays, we typically thing of it comprising photons, individual packets or quanta, like little bullets of energy.
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