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Final volume of gas expansion in (for example) RDX detonation
It's a surprisingly difficult question to answer since the gases cool very rapidly during expansion. ... |
12-5-2018 at 13:56
by: Dornier 335A |
Short question / quick answer - Thread
The process very simple yet effective. Here's a gif from the original video:
[img]https://i.imgur.c ... |
6-5-2018 at 06:18
by: Dornier 335A |
Short question / quick answer - Thread
This might interest you:
[img]https://i.imgur.com/8qXI4Lm.png[/img]
It's from Takeo Shimizu's book ... |
25-4-2018 at 10:25
by: Dornier 335A |
Guess the Propellant
The launch and smoke looks very similar to its predecessor Gazelle so I don't think they've changed ... |
12-2-2018 at 15:31
by: Dornier 335A |
Prince Rupert's primary?
Two properties are required here, the drop needs to store a good amount of energy and it has to have ... |
25-12-2017 at 15:05
by: Dornier 335A |
Desensitize ETN?
Even at crystal density (2.04 g/cc), HNIW only reaches about 420 kbar compared to 393 kbar for HMX a ... |
28-11-2017 at 06:34
by: Dornier 335A |
Accidentally Powerful Tetrazole
5-Nitrotetrazole is extremely hygroscopic so that should be a clue. I dried mine over conc. sulfuric ... |
26-11-2017 at 14:21
by: Dornier 335A |
Desensitize ETN?
That formula underestimates the detonation pressure for many explosives. The exact version is
P = ... |
26-11-2017 at 14:07
by: Dornier 335A |
5-ATZ(5-Aminotetrazole), the nitrotetrazolate ion and friends
That is fantastic! Twice the yield, quick and safe process and everything in a single step. This use ... |
1-10-2017 at 11:58
by: Dornier 335A |
5-ATZ(5-Aminotetrazole), the nitrotetrazolate ion and friends
No Philou, "copper acid salt" is just an old name for the intermediate in nitrotetrazole synthesis, ... |
8-8-2017 at 07:52
by: Dornier 335A |
5-ATZ(5-Aminotetrazole), the nitrotetrazolate ion and friends
You hydrolyse the copper acid salt during your recrystallisation! You end up with the pale blue Cu(N ... |
7-8-2017 at 12:13
by: Dornier 335A |
5-ATZ(5-Aminotetrazole), the nitrotetrazolate ion and friends
NeonPulse, when you write CuNTZ, do you mean Cu(NTZ)2 or Cu(NTZ)2*NTZ? The second being the intermed ... |
2-8-2017 at 13:19
by: Dornier 335A |
A good way of understanding detonation ?
It's not an actual detonation. A true detonation would blow the cylinder into pieces. |
3-7-2017 at 03:38
by: Dornier 335A |
Oxy-acetylene implosion as an initiator
The figure in the first post reminds me of an interesting setup I read about :
A 20 cm diameter ste ... |
1-7-2017 at 06:45
by: Dornier 335A |
Exotic thermites & analogs
There's another important difference between magnesium and aluminium: the boiling point. Al boils at ... |
26-5-2017 at 01:57
by: Dornier 335A |
Estimated VOD
I agree with Liptakov, it is important to test it perpendicular to the witness plate. Then the shock ... |
1-5-2017 at 01:17
by: Dornier 335A |
Short question / quick answer - Thread
[rquote=477662&tid=26572&author=PHILOU Zrealone]My guess is that N2H4.2 HClO4 as a replaceme ... |
15-3-2017 at 10:23
by: Dornier 335A |
Short question / quick answer - Thread
Hydrazine has positive enthalpy of formation, no carbon and lots of hydrogen. This makes it the ulti ... |
14-3-2017 at 01:16
by: Dornier 335A |
[Tests] Ammonium Chlorate NH4ClO3
I made NH4ClO3 by mixing concentrated solutions of NaClO3 and NH4NO3 and cooling it in the freezer. ... |
9-3-2017 at 02:18
by: Dornier 335A |
[Tests] Ammonium Chlorate NH4ClO3
I have made ammonium chlorate as well. Very little happened in sunlight, but it was [i]very[/i] shoc ... |
6-3-2017 at 01:36
by: Dornier 335A |
Xenon trioxide and related salts
The Kamlet-Jacobs equation cannot be used for XeO[sub]3[/sub], just like it doesn't work for heavy m ... |
18-1-2017 at 16:05
by: Dornier 335A |
Plasticizer problem
The data was calculated with a rather simple (only 1000 lines of code...) program of mine. It guesse ... |
10-1-2017 at 15:51
by: Dornier 335A |
Plasticizer problem
To get an idea of how much the plasticizer hurts performance, I plotted calculated detonation veloci ... |
10-1-2017 at 05:49
by: Dornier 335A |
Plasticizer problem
Almost!
The density of the mixture is not the arithmetic mean, it's the harmonic mean. Which gives ... |
8-1-2017 at 13:39
by: Dornier 335A |
1,1,3,5,5-pentanitro-1,5- di-(5-nitrotetrazolato-N2)-3-azapentane
PHILOU Zrealone, you must have confused PNDNTAP with 1,3-bis(5-nitrotetrazolato-N2)-2-nitro-2-azapro ... |
2-1-2017 at 05:09
by: Dornier 335A |
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