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Building a DIY Pirani Gauge from a lightbulb
When I first started making vacuum experiments I tried building a low pressure mercury U gauge, but ...
11-7-2024 at 07:22
by: Ubya
Building a DIY Pirani Gauge from a lightbulb
https://youtu.be/Md1ay-Gkozs

I found this @wg48temp9

it is probably the easiest thing to get s ...
10-7-2024 at 17:31
by: Ubya
Building a DIY Pirani Gauge from a lightbulb
[rquote=694045&tid=160402&author=wg48temp9]

Perhaps you will progress to build a GC unit ...
8-7-2024 at 05:10
by: Ubya
How to pack your own GC columns?
[rquote=694051&tid=160410&author=Mateo_swe]Interesting, but it require you to have the gas c ...
8-7-2024 at 04:22
by: Ubya
Substrate heater for vacuum chamber
you could recycle physical vapor deposition hardware for your project.
they aren't super cheap, but ...
5-7-2024 at 11:38
by: Ubya
How to pack your own GC columns?
[rquote=693960&tid=160410&author=EF2000]I hope that this thread on [i]Chromatography Forum[/ ...
3-7-2024 at 13:21
by: Ubya
How to pack your own GC columns?
[align=center]
https://www.youtube.com/watch?v=X8PmTW545s8
https://www.youtube.com/watch?v=yVmpF7E ...
2-7-2024 at 15:09
by: Ubya
Building a DIY Pirani Gauge from a lightbulb
[rquote=693868&tid=160402&author=bnull]What about waterproof sandpaper for metal with a litt ...
29-6-2024 at 12:06
by: Ubya
Building a DIY Pirani Gauge from a lightbulb
[rquote=693865&tid=160402&author=bnull][rquote=693845&tid=160402&author=Ubya]I just ...
29-6-2024 at 03:43
by: Ubya
Building a DIY Pirani Gauge from a lightbulb
[rquote=693859&tid=160402&author=Twospoons]

The only question I have with DIY Pirani gaug ...
29-6-2024 at 01:14
by: Ubya
Building a DIY Pirani Gauge from a lightbulb
[rquote=693853&tid=160402&author=Jenks]This is a nice experiment and I will remember it. I w ...
28-6-2024 at 15:52
by: Ubya
Building a DIY Pirani Gauge from a lightbulb
Thanks Reinwater for spotting my mistke. Of course I meant increases but I managed to screw up while ...
28-6-2024 at 15:13
by: Ubya
Building a DIY Pirani Gauge from a lightbulb

[align=center][size=4][b]DISCLAIMER[/b][/size][/align]
If you copy exactly what I did, you'll be ...
28-6-2024 at 09:44
by: Ubya
High temperature stir bar.
does it actually need to be a stir bar?
Probably not as convenient, but overhead stirrers are a thi ...
16-4-2024 at 05:01
by: Ubya
DIY spectrometer resolution
[rquote=692482&tid=160205&author=Twospoons]A better explanation (Pictures!), and the solutio ...
14-4-2024 at 02:53
by: Ubya
DIY spectrometer resolution
[rquote=692257&tid=160205&author=aa1881]After much trial and error I finally have a setup wi ...
13-4-2024 at 06:11
by: Ubya
Synthesis of fatty acids from expired soap
i don't think you even need 3L of water.
i converted back 250g of soap back to the costituent fatty ...
13-3-2024 at 06:57
by: Ubya
Multiple bad experiences with AliExpress
As long as you approach eBay or AliExpress with the awareness of the high potential for scams, it's ...
12-3-2024 at 08:03
by: Ubya
Suggestions on vacuum pump purchase
I'd say go for the oil-free vacuum pump.
In theory you could use any of those pumps for what you wa ...
11-3-2024 at 05:32
by: Ubya
DIY spectrometer resolution
[rquote=691479&tid=160205&author=Sulaiman][rquote=691464&tid=160205&author=Ubya]... ...
11-3-2024 at 04:31
by: Ubya
DIY spectrometer resolution
[rquote=691468&tid=160205&author=aa1881]So I've been messing around with distances and angle ...
10-3-2024 at 13:44
by: Ubya
DIY spectrometer resolution
cheap webcams have cheap sensors and even cheaper lenses.
Mine isn't the worst webcam on the market ...
10-3-2024 at 06:03
by: Ubya
Homemade carbon electrodes
If coal tar is unavailable, what about bitumen/asphalt? Vacuum impregnation of hot thin bitumen coul ...
24-5-2023 at 03:37
by: Ubya
Bromide salt prices
I think I'm pretty lucky. After trying to buy sodium bromide online (too expensive or too high shipp ...
24-5-2023 at 03:24
by: Ubya
Spectrophotometer Recommendations
[rquote=684233&tid=159581&author=JohnnyBuckminster]I'm throwing in a survey here,

How man ...
18-5-2023 at 09:02
by: Ubya
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