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  1. Naked Science Forum
  2. Recent Posts

Recent Posts

Pages: 1 2 [3] 4 5 ... 10
21
Physics, Astronomy & Cosmology / Re: Do you change the spectrum of radiation inside an oven if you change its shape?
« Last post by Bored chemist on Yesterday at 13:22:09 »
Quote from: hamdani yusuf on Yesterday at 12:05:04
Quote from: Bored chemist on 20/03/2023 17:42:32
Quote from: hamdani yusuf on 20/03/2023 17:38:21
Quote from: Bored chemist on 20/03/2023 17:24:25
What's the metal?
I don't know. There's not enough information to distinguish one from the others.
But you said there was.
Quote from: hamdani yusuf on 20/03/2023 04:13:31
They are good enough to distinguish the absorption spectrum of gold from silver. If their difference in emission spectrum of gold and silver is proportional to the difference in absorption spectrum, then cameras and TV screens should be able to distinguish them as well.
They can distinguish the difference in absorption spectrum.
Is this false?
Can't you see the difference?


We can all see the difference.
But that difference is between the reflectance spectra, not absorbance or emission..

I don't think any of us can see the relevance of your original pictures of the molten metals.
22
Just Chat! / In every country on the planet, majority of rapes are not reported.
« Last post by Pseudoscience-is-malarkey on Yesterday at 13:20:32 »
Any theories on why it is, and how it can be fixed? Can it be fixed? Social stigma, facing the abuser, guilt about something you did wrong, endless paperwork and hours into getting a conviction?
23
Physics, Astronomy & Cosmology / Re: Do you change the spectrum of radiation inside an oven if you change its shape?
« Last post by hamdani yusuf on Yesterday at 13:13:11 »
Quote from: Bored chemist on 20/03/2023 17:50:12
So, it's true at any temperature.
So that means it's true when the object is red hot- mainly emitting red and IR. And it's also true when the object is so hot that it's emitting blue light.
Your conclusion was, molten gold emits more blue light than  molten silver, because gold absorbs more blue light when they are cool.
24
New Theories / Re: An essay in futility, too long to read :)
« Last post by yor_on on Yesterday at 12:34:15 »
I have a label for that one too

"Stuck in a game"
25
New Theories / Re: An essay in futility, too long to read :)
« Last post by yor_on on Yesterday at 12:33:25 »
You know it as well as me.
26
New Theories / Re: An essay in futility, too long to read :)
« Last post by yor_on on Yesterday at 12:32:49 »
Doing the opposite, extending the fossils use, becomes a fast track to an extinction event.

and what is it we're doing, today?
27
New Theories / Re: An essay in futility, too long to read :)
« Last post by yor_on on Yesterday at 12:28:00 »
You're not
28
New Theories / Re: An essay in futility, too long to read :)
« Last post by yor_on on Yesterday at 12:27:35 »
As Warcraft express it

"You're not prepared"
29
New Theories / Re: An essay in futility, too long to read :)
« Last post by yor_on on Yesterday at 12:26:40 »
That's from where I want us to ban fossils use, today. Just to give us a little more time to change the rest.
30
New Theories / Re: An essay in futility, too long to read :)
« Last post by yor_on on Yesterday at 12:25:29 »
And the biggest problem there is time.

We're running out of it
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