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Mars lander Phoenix
Two minutes to entry of the Martian atmosphere
http://www.nasa.gov/multimedia/nasatv/ |
25-5-2008 at 15:44
by: Rosco Bodine |
Mars lander Phoenix
There's probably dedicated hardware logic and software running parallel to that to tweak the descent ... |
25-5-2008 at 13:34
by: Rosco Bodine |
Mars lander Phoenix
In about six hours , Mars is getting a visitor.
http://phoenix.lpl.arizona.edu/
[url]http://ww ... |
25-5-2008 at 09:40
by: Rosco Bodine |
Picric acid: different instructions
[quote][i]Originally posted by grndpndr[/i]
Thanks Ive always felt caps that would seriousy overdri ... |
25-5-2008 at 09:08
by: Rosco Bodine |
Picric acid: different instructions
For TNP at 1/4" column diameter and a charge of 1.5 grams compressed in three half gram increments a ... |
24-5-2008 at 15:57
by: Rosco Bodine |
Picric Acid and the Mystery of the Red Goo
What you think doesn't square with experimental results for nitrations of a particular precursor lik ... |
10-5-2008 at 00:14
by: Rosco Bodine |
from a secret admirer
Hey Sauron , life is for learning .
The urea nitrate synth from Mr. A above works ,
I'll persona ... |
13-4-2008 at 02:34
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
Fixed the bum link . I forgot to use the url prefix and suffix and the forum software seems to not r ... |
7-4-2008 at 08:43
by: Rosco Bodine |
another MMO of possible interest
Here's another mixed oxide which would be on my list of
prime suspects as having possible catalyti ... |
7-4-2008 at 00:19
by: Rosco Bodine |
Strange uses for energetic materials
Tiny shaped charges held in the tips of steerable catheters have been used in surgical procedures
... |
4-4-2008 at 20:51
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
Inorganic polymers and their quasi-inhibited precursors
are a barrel of fun , huh ? 
From ever ... |
2-4-2008 at 12:15
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
Here is a hypothetical coating scheme based
upon a combination of spinels which are known .
An i ... |
1-4-2008 at 23:39
by: Rosco Bodine |
Merck Lab Tools attached
At below 60C the NaOH forms a monohydrate
so this is likely to skew any density and volume compres ... |
29-3-2008 at 12:15
by: Rosco Bodine |
NaOH solution density
Merck gives solubility for NaOH
as 109.2 grams at 20C in 100 grams H2O .
at 20C density 1.55 co ... |
29-3-2008 at 10:11
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
[quote][i]Originally posted by tentacles[/i]
Well, I've got more white almost-sludge precipitate in ... |
28-3-2008 at 18:49
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
As sort of a side experiment ....
If you haven't tossed out the metastannic acid , try
adding ab ... |
26-3-2008 at 21:12
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
The problem likely was the H2O2 .
The H2O2 evidently polymerized the alpha stannic oxyhydroxide t ... |
26-3-2008 at 11:41
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
If you do careful work , the carbonate or bicarbonate isn't really necessary .
It's really onl ... |
25-3-2008 at 22:27
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
I'm not sure about the pH monitoring . What would
be great is some sort of color indicator , nothi ... |
25-3-2008 at 18:31
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
From what I have read it seems that the alpha stannic oxyhydroxide is unstable , so it is a delicate ... |
25-3-2008 at 17:52
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
That's a coincidence you should mention the H2O2 , as I remembered H2O2 being mentioned in a couple ... |
25-3-2008 at 15:49
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
Dumping the gell into a larger volume of very faintly alkaline cool ammonia water ( pH 7.5 - 8 ) may ... |
25-3-2008 at 12:29
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
You are right , that is a very good sign .
The coating which did sinter is tough enough to endure ... |
24-3-2008 at 09:53
by: Rosco Bodine |
Multilayer Metal Oxide / Titanium Anodes for Chlorate/Perchlorate
My 35 year old CRC says colorless to rose monoclinic
d 1.82 . IIRC there is a hexahydrate which e ... |
23-3-2008 at 21:17
by: Rosco Bodine |
5-ATZ(5-Aminotetrazole), the nitrotetrazolate ion and friends
I was thinking that possibly the CuDAT or its diammine complex might substitute for lead azide
in ... |
23-3-2008 at 07:44
by: Rosco Bodine |
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