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RGA as Mass spectrometer
I was able to detect a bit of Krypton but still no Xenon, neon20 and Ne22 did show up as well... I f ...
5-12-2022 at 08:55
by: neptunium
RGA as Mass spectrometer
Here is a quick update,
I extended the range to 300 amu successfully. To verify everything works I ...
26-11-2022 at 07:52
by: neptunium
RGA as Mass spectrometer
[rquote=678584&tid=159081&author=Metacelsus][rquote=678568&tid=159081&author=neptuni ...
17-11-2022 at 12:24
by: neptunium
RGA as Mass spectrometer
[rquote=678563&tid=159081&author=Texium] what is your ionization method, and do you have any ...
16-11-2022 at 16:16
by: neptunium
RGA as Mass spectrometer
Yeah, I guess your right... I thought it would not hurt to ask, but i see how much traffic I get els ...
15-11-2022 at 15:49
by: neptunium
RGA as Mass spectrometer
Mass spectrometers are incredibly useful tools for a multitude of reason,
-Checking the purity of ...
15-11-2022 at 15:12
by: neptunium
Detectable radioactivity from rubidium?
[rquote=672318&tid=123201&author=Crazy_Chemist]I can't measure something from my ampoule wit ...
23-4-2022 at 18:19
by: neptunium
Book of all radio active nuclei and their decay products
I use the Janis software. its free and very complete
https://www.oecd-nea.org/jcms/pl_39910/janis
...
23-4-2022 at 18:17
by: neptunium
Cheap radioisotope sources
[rquote=671913&tid=85255&author=Crazy_Chemist]Thanks for a good video!

Such a button woul ...
12-3-2022 at 11:02
by: neptunium
Cheap radioisotope sources
oh since we`re on Radium, I just made a video about it so let me take this opportunity to toot my o ...
11-3-2022 at 10:35
by: neptunium
Cheap radioisotope sources
[rquote=671879&tid=85255&author=Crazy_Chemist]Made a nice deal today (I think)!

Found thi ...
11-3-2022 at 10:33
by: neptunium
Vacuum pump for Cathode Ray Tube (CRT)
I`ve used these for a very good roughing pump
https://www.ebay.com/itm/313908597485?hash=item491669 ...
11-3-2022 at 10:27
by: neptunium
YouTube Channel Resurrection
I noticed that too...I think YouTube has continuously changed its algorithm and many smaller channel ...
22-2-2022 at 15:56
by: neptunium
YouTube Channel Resurrection
very impressive lab! Most of us start small and slowly grow an audience before getting any serious e ...
21-2-2022 at 21:34
by: neptunium
Cheap radioisotope sources
Of course, with a detector so small, you cant expect high resolution and short acquisition time, I t ...
19-2-2022 at 22:40
by: neptunium
Radiophobia?
Its always fun until somebody has to pay. As many other issue, nobody really cares unless money star ...
18-2-2022 at 22:46
by: neptunium
Cheap radioisotope sources
Pretty good.. The one I bought was the one in the first picture. Limestone I guess ? just a few yell ...
16-2-2022 at 16:48
by: neptunium
Cheap radioisotope sources
Yes Bonanza...Nice guy for sure. I did get some ore from him too, measured it, analyzed it .. very ...
15-2-2022 at 18:56
by: neptunium
Anyone else noticed a change to youtube algorithms recently?
I did noticed a very slight change as well. As a viewer, some new channel have been prioritized over ...
6-2-2022 at 17:53
by: neptunium
Spectrometry, how to extend performance.
Do you have any pics to show your equipment and progress? which spectrometer and software are you us ...
4-2-2022 at 23:20
by: neptunium
Radioisotope Identification
[rquote=670272&tid=27963&author=chemrox]I need equipment capable of assessing fallout from F ...
24-1-2022 at 16:16
by: neptunium
Chemsavers crackdown on residential addresses?
Ha yeah ! Navigating the complicated world of corporate regulations, laws and other stupidity is som ...
16-1-2022 at 05:33
by: neptunium
Chemsavers crackdown on residential addresses?
I just got some chemicals from them and if you contact Mikhail directly he will (for a small fee) ge ...
15-1-2022 at 14:59
by: neptunium
Apparatus for making anhydrous aluminium chloride
[rquote=669528&tid=158234&author=Ubya]
Without proper analysis of the aluminium chloride pr ...
13-1-2022 at 12:00
by: neptunium
disolving carbon
[rquote=669730&tid=158250&author=unionised]I think the yield of the acetylene to benzene re ...
7-1-2022 at 03:47
by: neptunium
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