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Electroplated metal identification?
I have a part that is made of steel, and it looks like it has been electroplated with nickel. It's b ... |
23-8-2006 at 10:42
by: lahthffire |
Tantalum - undiscoloration?
[url=http://www.rembar.com/tantalum.htm]These guys[/url] list a tantalum cleaning procedure as:
[i] ... |
10-8-2006 at 12:33
by: lahthffire |
Tantalum - undiscoloration?
I've looked at one of the parts under a microscope, and I'm thinking it is some kind of Mo-oxide com ... |
10-8-2006 at 11:58
by: lahthffire |
Tantalum - undiscoloration?
Suppose you had some tantalum that was in contact with some molybdenum and you put it in a vacuum fu ... |
9-8-2006 at 15:41
by: lahthffire |
Arsenic decontamination
Yeah, the Al and SS are the hard part. What about nitric acid? The stainless can handle that. Won't ... |
9-8-2006 at 15:33
by: lahthffire |
Arsenic decontamination
If you had some aluminum, stainless steel, and ceramic (probably alumina) that had a very thin layer ... |
1-8-2006 at 08:19
by: lahthffire |
nichrome in vacuum
I've been told that nichrome should not be used in a vacuum. The person that told me this couldn't r ... |
17-7-2006 at 12:28
by: lahthffire |
Silver plating via Tollens' reaction
More results in case anybody is interested:
After plating 5 times, the resultant layer was a pret ... |
13-6-2006 at 16:21
by: lahthffire |
Molybdenum - how to etch/roughen?
I need to figure out a way to take molybdenum sheet with a smooth surface finish and roughen it. Abr ... |
7-6-2006 at 13:31
by: lahthffire |
Silver plating via Tollens' reaction
I've done some plating. The adhesion to the testtube I tried first was OK, but nothing special. Inte ... |
7-6-2006 at 13:24
by: lahthffire |
Liquification of oxygen
I was once in need of a cold bath for condensing an amine gas. I usually used dry ice/acetone but wa ... |
2-6-2006 at 14:54
by: lahthffire |
Silver plating via Tollens' reaction
Thanks for the responses. I'll give it a try later this week or next and report back. |
30-5-2006 at 04:40
by: lahthffire |
Silver plating via Tollens' reaction
Addition of an aldehyde to Tollens' reagent (a silver-diamine complex) causes Ag to precipitate and ... |
24-5-2006 at 11:16
by: lahthffire |
Nickel on Aluminum - electroplating
Yes, I machined it dry, just so I wouldn't have to worry about whether or not I cleaned it thoroughl ... |
22-5-2006 at 08:24
by: lahthffire |
Liquification of oxygen
Cool! I liquified O2 once as well. I filled a dewar with liquid N2, coiled up a piece of metal tubin ... |
22-5-2006 at 07:31
by: lahthffire |
Nickel on Aluminum - electroplating
I'm trying to plate nickel onto aluminum via brush plating (where you brush an anode soaked in plati ... |
22-5-2006 at 07:23
by: lahthffire |
Boiling points of metals!
Also, does anybody know where I can find pressure/temperature/density relationships for silver vapor ... |
1-5-2006 at 15:00
by: lahthffire |
Boiling points of metals!
I have two questions:
1. Do metal alloys demonstrate boiling point elevation the way solvents wit ... |
1-5-2006 at 14:18
by: lahthffire |
Calculating pressure...
Hi guys, thanks for the replies.
I think I got it figured out. I used the virial equation of stat ... |
17-4-2006 at 20:49
by: lahthffire |
Calculating pressure...
I'm still experimenting with the supercritical methanol biodiesel reaction, and I'm having trouble w ... |
15-4-2006 at 23:52
by: lahthffire |
Supercritical Methanol - mild steel compatibility?
As far as I know, the supercritical method is not yet being used by anybody commercially, although t ... |
7-3-2006 at 23:57
by: lahthffire |
Supercritical Methanol - mild steel compatibility?
It's for the catalyst free methyl transesterification of vegetable oils : making biodiesel.
I alr ... |
6-3-2006 at 22:04
by: lahthffire |
Supercritical Methanol - mild steel compatibility?
Does anybody have any data for material compatibilities with supercritical methanol? We're talking t ... |
6-3-2006 at 14:16
by: lahthffire |
MDMA cures cancer...
[quote][i]Originally posted by chemoleo[/i]
...
It's saying that those cells harbouring the s ... |
13-7-2005 at 14:35
by: lahthffire |
MDMA cures cancer...
... maybe...
I know this doesn't really belong here, but [i]someone[/i] wouldn't let me ... |
12-7-2005 at 18:34
by: lahthffire |
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