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Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate Is that a ceramic terminal block on the end of that element? If not, you might be well advised to ch ... |
29-1-2008 at 14:17 by: Twospoons |
electrolysis diaphragm Depends on what you are electrolysing. Fibreglass wont stand up to strong alkali. Thats why I used ... |
29-1-2008 at 14:09 by: Twospoons |
how much money did you spend? I've spent bugger all. I got lucky, and got all my glass free. Perhaps $200 on chems. |
29-1-2008 at 14:04 by: Twospoons |
Current Density Uniformity For Simple Electrolytic Cell Geometry I love FEA. What software did you use? I use FEMM4.0 a lot but it is only 2 d. |
27-1-2008 at 18:28 by: Twospoons |
More on PbO2 electrodes Maybe you could leave it with a tiny trickle of current - just enough to keep the plating going, not ... |
23-1-2008 at 13:17 by: Twospoons |
More on PbO2 electrodes Have you ever tried putting an aquarium bubbler beneath the anode while plating? That might be an e ... |
16-1-2008 at 17:17 by: Twospoons |
More on PbO2 electrodes You can get simpler if all you want is a bit of additional stability. Just add an ordinary lightbul ... |
15-1-2008 at 13:40 by: Twospoons |
PID settings (tuning) The same slowdown should work in both directions.
Better still, insulate your furnace!
The cont ... |
14-1-2008 at 20:39 by: Twospoons |
PID settings (tuning) You should be able to slow it down by dropping the proportional gain, and probably the integral gain ... |
13-1-2008 at 19:40 by: Twospoons |
Teach `em Young! For my daughter's 7th birthday we did a "harry potter" theme (gag!). So I did a "potions" class wit ... |
11-1-2008 at 21:34 by: Twospoons |
More on PbO2 electrodes Funny, I've often thought plating the inside of a pipe would be better. So many refs to stressed de ... |
6-1-2008 at 20:49 by: Twospoons |
potassium nitrate burning realy slow You've got to remember the shipping costs of getting the stuff across the Pacific - including hazmat ... |
4-1-2008 at 17:39 by: Twospoons |
Aqeous chemistry of TiAl6V4 "so I could eat and feed my little girl" - that sounds awfully dodgy. I'd put a comma after "eat", i ... |
4-1-2008 at 17:25 by: Twospoons |
Re: Apparatus - Thermo-relay switch? The easy solution is to go on ebay and get something like this:
[url=http://cgi.ebay.com/PID-Temper ... |
2-1-2008 at 19:54 by: Twospoons |
potassium nitrate burning realy slow No idea if hardwood charcoal is that bad. Softwood is usually used - mine was pine based IIRC. It ... |
2-1-2008 at 19:31 by: Twospoons |
potassium nitrate burning realy slow It shouldn't be light grey. It should be black, or very dark grey. Sounds to me like you don't hav ... |
2-1-2008 at 18:50 by: Twospoons |
potassium nitrate burning realy slow You are mixing by weight, and ball-milling?
My last lot of BP burned unbelievably fast (a 'thump' ... |
2-1-2008 at 16:56 by: Twospoons |
Tin Oxide + Antimony Oxide Anode The ones in the know will be demanding Pt earrings - none of this cheapskate DTO-Ti rubbish. |
19-12-2007 at 17:16 by: Twospoons |
"Drug Cooking" vs "Bomb Making" A lot of it comes down to intent. You can spot the meth cooks and kewl bomerz a mile off - and I'm ... |
19-12-2007 at 17:11 by: Twospoons |
Darwin's Black Box Ah, yes you can. Darwin himself was a theist - trained as a parish priest. The study of nature - p ... |
16-12-2007 at 16:56 by: Twospoons |
Forget everything else, diamond is the answer! Of the diamond CVD papers I've seen, the most common (and accessible for us) method is simply a hot ... |
16-12-2007 at 14:29 by: Twospoons |
Cobalt Oxide Anodes Dammit Rosco! I thought I was going to be able to patent it and make millions!
Hey Xenoid, another ... |
13-12-2007 at 19:15 by: Twospoons |
Cobalt Oxide Anodes Well, I'm nearly ready to join the hunt. Got 95/5 Sn/Sb solder, Co carbonate and NiO yesterday. Wan ... |
13-12-2007 at 13:02 by: Twospoons |
Cobalt Oxide Anodes @Xenoid: the way to attack epoxy is to get it nice and hot with your heat gun - this will soften it ... |
11-12-2007 at 16:56 by: Twospoons |
Cobalt Oxide Anodes @jpsmith : hold on to that dead microwave - it is bound to have a good transformer in it. If you ha ... |
9-12-2007 at 18:46 by: Twospoons |
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