| Search |
| [Next Page] |
Sword Forging!
Thats an interesting way to create materials, eg. bragg-mirrors (unpatentable hereby, because mentio ... |
25-3-2009 at 07:59
by: chief |
Sword Forging!
@Belle: Are there any real Damascus-swords left anywhere on the world, eg. in Exhibitions/Museums et ... |
24-3-2009 at 06:06
by: chief |
CS2 at Lowerr Cost
Shouldn't cheap S2-vapor (from sublimated Sulfur) react with some carbon (from decomposed sugar) und ... |
24-3-2009 at 05:46
by: chief |
What is "Bromel" ?
In the Mick-Jagger "Performance"
http://www.youtube.com/watch?v=o-xwMOBtBo4 , at 0:59, a person hol ... |
23-3-2009 at 09:06
by: chief |
separation of iron from iron oxide
How to use the powder as anode: Let the bottom of the electrolytic cell be of an iron-plate, if you ... |
21-3-2009 at 12:49
by: chief |
separation of iron from iron oxide
You could oxidize the rest of it electrolytically, by using the powder at the ground of some NaCl-ba ... |
19-3-2009 at 17:46
by: chief |
Thoughts On Anodes
The bipolar idea I like ! It could be altered like this:
==> use a lot of crushed graphite-piece ... |
19-3-2009 at 11:11
by: chief |
calcium hydroxide >> calcium oxide?
The standard technological way is to heat the Ca(OH)2 to 900 [Cels], whereby it decomposes . |
19-3-2009 at 10:59
by: chief |
Fuel-Air Explosives
If my above theory would be wrong and the fuel _could_ undergo detonation even from ignition by nume ... |
18-3-2009 at 10:52
by: chief |
Fuel-Air Explosives
Those 300 g of ignition-charge are quite much -- it's not a clean fuel-air-explosive then, but a 300 ... |
18-3-2009 at 10:44
by: chief |
Walkaway synthesis / safest material
Even a standard refrigerator (deep-cooler) will go to -34 [Cels] if the temp-regulation is disabled ... |
15-3-2009 at 13:14
by: chief |
Far UV source for viewing TLC plates
Wtih the specialty of the inner-tubing of high-pressure-mercury-bulbs beeing of _quartz_glass_, whic ... |
15-3-2009 at 03:21
by: chief |
Far UV source for viewing TLC plates
One could smash the outer bulb from a standard Hg-vapor-bulb ; it has 2 bulbs: The outer one, with s ... |
14-3-2009 at 23:53
by: chief |
cinnamon oil vs. cinnamon aldehyde
What uses has the eugenol ? I only found something about synthesizing vanilline (by oxidation with K ... |
14-3-2009 at 15:15
by: chief |
Fuel-Air Explosives
The world _can_ produce way more than it does -- as seen from the EU: Everything agricultural is reg ... |
14-3-2009 at 15:05
by: chief |
cinnamon oil vs. cinnamon aldehyde
I bought myself some "100 % Oil from cinnamon leaves", but it fails to have the characteristic high ... |
14-3-2009 at 06:37
by: chief |
Walkaway synthesis / safest material
I was reasoning that the H2SO4 could just stay in place, to destroy everything if the charge somehow ... |
13-3-2009 at 15:59
by: chief |
Fuel-Air Explosives
@497: Maybe then sugar could be used: It gives no ash, and can be simply crystallized to that purity ... |
13-3-2009 at 12:50
by: chief |
Walkaway synthesis / safest material
First: I'm not doing it, I'm just asking the opinions of all the knowing people here ...
Wouldn't ... |
13-3-2009 at 11:17
by: chief |
Fuel-Air Explosives
One could use a coffee-mill with a built-in spark-plug to test for dust-explosions: The mill will cr ... |
13-3-2009 at 10:51
by: chief |
Permanganates
Question: The electrolysis from manganate to permanganate:
==> Can it be done with PbO2-Anodes ... |
13-3-2009 at 10:38
by: chief |
Space groups and equivalent positions
The KarlsRuhe ICSD is only with a limited subset of 3000 (out of 100 000) compounds usable without c ... |
12-3-2009 at 14:14
by: chief |
Space groups and equivalent positions
Has anyone the CCSD (Cambridge Crystal Structure Database) as a download at hand ? |
12-3-2009 at 09:04
by: chief |
Antimony analog of Paris Green?
Well: Why not use Copper-Chlorate ? Just from Ba(ClO3)2 + CuSO4 ==> BaSO4 (ppt) + Cu(ClO3)2 ...
... |
10-3-2009 at 12:29
by: chief |
Self-made BaFeO4-capacitors
I made a stupid mistake above: I talk about BaFeO4, the ferrate ... (I'm gonna try to correct it now ... |
9-3-2009 at 13:35
by: chief |
| [Next Page] |
