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Separation of a US nickel
As I recall, Sedit's procedure (with ammonia) didn't include an intermediate precipitation of the me ... |
12-11-2016 at 18:16
by: m1tanker78 |
Separation of a US nickel
Fulmen, what do you mean by 'the ammonia'? Provide some detail of your procedure. |
9-11-2016 at 19:14
by: m1tanker78 |
Separation of a US nickel
Fulmen, your precipitate could be copper hydroxychloride rather than nickel hydroxide. There is theo ... |
3-11-2016 at 20:16
by: m1tanker78 |
Any way to organize thread on a single page?
Is there a way to get a thread 'printer-friendly' formatted onto a single page or document? Better y ... |
19-10-2016 at 16:25
by: m1tanker78 |
Spot Welder
When looking at an unmodified MOT, the primary will have fewer turns of relatively thick wire while ... |
2-10-2016 at 19:04
by: m1tanker78 |
Sodium Metal from NaCl Reduction using Lead
[rquote=462219&tid=10543&author=Meltonium]Instead of using argon as an inert atmosphere, cou ... |
28-9-2016 at 17:02
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
Thanks Esben. I found one of the pages you refer to on Sam's Laser FAQ where there are several pinou ... |
17-9-2016 at 19:12
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
[rquote=460167&tid=23422&author=tvaettbjoern]One thing I can say about the µgreen laser I h ... |
7-9-2016 at 18:50
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
I've completed the circuit, firmware and software for the laser power control. No more tweaking a no ... |
5-9-2016 at 10:15
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
Marvin, the shots weren't overexposed. The laser line was greatly attenuated with 2 filters. That's ... |
24-8-2016 at 17:38
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
The out of band light is too weak to project onto the wall or white paper to safely view. With filte ... |
23-8-2016 at 18:55
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
I've been working on the project in short spurts here and there. I've managed to make some revisions ... |
17-8-2016 at 19:07
by: m1tanker78 |
High summer heat and chemicals
The only things that jump out at me are ammonia, chloroform and possibly formaldehyde. Those items I ... |
14-6-2016 at 17:03
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
[rquote=448323&tid=23422&author=tvaettbjoern]I'm afraid the angle of incidence is locked in ... |
10-5-2016 at 15:21
by: m1tanker78 |
So I Have a Microwave.
If the transformer primary is intact, you could take a hacksaw and apply some elbow grease to remove ... |
8-5-2016 at 17:58
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
tvaettbjoern, does your spectrometer design allow you to tune the filter AOI? If so, you'd greatly b ... |
4-5-2016 at 17:31
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
That definitely puts the 'cheap' in cheap Raman spectroscopy. OD5 is very good for a single piece.
... |
2-5-2016 at 15:50
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
[rquote=447463&tid=23422&author=tvaettbjoern]As a side note I'm using a 540AELP filter, it m ... |
1-5-2016 at 19:09
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
Have there been any developments lately? [b]Marvin[/b], did your TCD's arrive in good working condit ... |
30-4-2016 at 15:22
by: m1tanker78 |
Lamp with G23 socket, what circuitry is needed?
That 'G23' lamp looks suspiciously identical to an ordinary BS13 fluorescent lamp. You could look ar ... |
22-4-2016 at 06:59
by: m1tanker78 |
separation of carbonates
The sulfates have a wide gap in solubility. |
18-4-2016 at 09:48
by: m1tanker78 |
High current low voltage heating element
I used to burn off the galvanized coating as well as straighten fence wire (for decorative welding) ... |
12-4-2016 at 17:56
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
If 650nm excitation won't produce satisfactory results -- Stokes or anti-Stokes, I will definitely t ... |
10-4-2016 at 18:42
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
I finally dismantled and subdued the inside of the prototype enclosure and all of the fixtures. Whil ... |
8-4-2016 at 12:12
by: m1tanker78 |
Cheap, Low-Resolution, Raman Spectroscopy
Aga, you bring up a good point. Some of my early experiments showed that a pol filter blocked probab ... |
27-3-2016 at 17:48
by: m1tanker78 |
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