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Preparation of Vanadium from its Pentoxide
From my own experience with vanadium thermite, it also has the problem of being miscible with alumin ...
8-1-2019 at 20:30
by: elementcollector1
'Sudden Deceleration' Suit, or John Stapp's Revenge
[rquote=578054&tid=124979&author=sodium_stearate]
P.S.:....There's already a time-tested me ...
6-1-2019 at 17:38
by: elementcollector1
My half-assed electrolysis tank
I hope that cap on top isn't pressurizing...
6-1-2019 at 17:17
by: elementcollector1
'Sudden Deceleration' Suit, or John Stapp's Revenge
So, I had an idea that I wanted to pitch, because it both sounds dumb and sounds like it should've a ...
6-1-2019 at 01:02
by: elementcollector1
Can we travel back in time really?
What really aggravates me about the notion of time travel is the grandfather paradox. When you trave ...
30-12-2018 at 16:55
by: elementcollector1
Plastics ingestion and societial ramifications
[rquote=560615&tid=110588&author=Ubya]"particles" is not a valid unit of measure, but i assu ...
9-12-2018 at 19:26
by: elementcollector1
Quad TEC1-12706 water cooler for condensers (FAIL)
[rquote=555753&tid=106620&author=WGTR]Judging by the data sheet curves, it looks like your c ...
3-12-2018 at 09:50
by: elementcollector1
Solvent for Potassium synthesis
Kerosene lamp oil was the solvent that ended up working for me. Mineral oil was a bit annoying to de ...
20-11-2018 at 21:51
by: elementcollector1
Nickel sulfate questions
Electrolysis would require keeping the voltage between about 1.07 and 1.48 volts - below 1.07 volts, ...
14-11-2018 at 18:35
by: elementcollector1
Nickel sulfate questions
Alternatively, adding a strip or some similar solid piece of nickel should precipitate the copper ou ...
14-11-2018 at 10:41
by: elementcollector1
Nickel from NiCd batteries
From previous experience, they put the Cd metal as a gray, paste-like substance covering the steel m ...
11-11-2018 at 14:18
by: elementcollector1
Speculating how early humans discovered the 7 metals of antiquity?
Lead, at least, I can give a possible answer for: I've noticed that melting lead in a wood fire tend ...
9-10-2018 at 17:38
by: elementcollector1
Sodium from sodium oxide
Sodium carbonate only decomposes at very high temperatures (851 degrees Celsius for the anhydrate, a ...
30-9-2018 at 19:48
by: elementcollector1
Fluidized drying bed
Forgive me, I'm not very familiar with the use of fluidized beds. Would a vacuum dessicator not suff ...
30-9-2018 at 19:41
by: elementcollector1
Make Potassium (from versuchschemie.de)
My initial tests with mineral oil failed as well - when I switched to kerosene lamp oil, things star ...
8-9-2018 at 09:09
by: elementcollector1
Building a high-temperature induction furnace
That's a fascinating design - unfortunately, I don't have a sister. I may have to learn this strange ...
29-8-2018 at 13:53
by: elementcollector1
Building a high-temperature induction furnace
I plan to make boules of at least 6" height by 3" diameter, so assuming the boule expands all the wa ...
29-8-2018 at 13:17
by: elementcollector1
Building a high-temperature induction furnace
Yes, but I'm looking to create quite a large 2000-degree Celsius hot zone. I imagine even with the s ...
29-8-2018 at 11:52
by: elementcollector1
Building a high-temperature induction furnace
I've decided to attempt to recreate the Czochralski process for making large gemstone boules. This p ...
29-8-2018 at 10:19
by: elementcollector1
Any place to get granular purified silicone dioxide for chemistry applications?
If you were feeling particularly adventurous, you could always 'polish' the glass bits in the equiva ...
27-8-2018 at 16:16
by: elementcollector1
Any place to get granular purified silicone dioxide for chemistry applications?
'Florida white sand' is the stuff I plan to use. Color is generally good enough indicator of purity ...
27-8-2018 at 12:21
by: elementcollector1
can a diamond dissolve in acid ?
[rquote=530755&tid=88900&author=Keras]

Well, pearls are organic in origin but mineral in ...
22-8-2018 at 10:19
by: elementcollector1
can a diamond dissolve in acid ?
Heated amethyst turns anywhere from yellow to a rich brown, depending on the starting saturation. Th ...
21-8-2018 at 12:07
by: elementcollector1
Hydrothermal Synthesis of Sulfides
And that gives me rough estimates of 22,000 psi on the low end and 28,000 psi on the high end. Nice! ...
20-8-2018 at 09:15
by: elementcollector1
Hydrothermal Synthesis of Sulfides
If I recall correctly, they never mentioned the fill rate for any of their experiments, so you're qu ...
19-8-2018 at 13:56
by: elementcollector1
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