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solubility of magnesium hydroxide Magnesium hydroxide is pretty much insoluble in water (appr. 5ppm IIRC). Your problem is that the pr ... |
29-12-2017 at 07:49 by: Fulmen |
Vacuum distillation - can it alone break azeotrope? Simple media bottle setup for alcohols & solvents Unionseed: Read both sources again. 825°C is for calcium carbonate, 512°C is for calcium hydroxide ... |
26-12-2017 at 08:22 by: Fulmen |
Gun powder/ Black powder question Don't be too picky with your choice of wood, make sure it's something you have easy access to. Prope ... |
14-12-2017 at 13:27 by: Fulmen |
Arduino-controlled Differential Thermal Analysis The relays pretty much eliminates having both heating and cooling in the same cycle. But it won't be ... |
10-12-2017 at 13:44 by: Fulmen |
Gentle rust removal w/o nasty residues AFAIK molasses remove rust by chelation. |
9-12-2017 at 02:37 by: Fulmen |
Metal diamine salts for PSAN Nice to hear.
Feel free to read up on what's out there, if you start digging through the researc ... |
7-12-2017 at 12:26 by: Fulmen |
Arduino-controlled Differential Thermal Analysis Yes, the peltier is R1 (forgot to rename it). Q1 is controlling the relays (labeled R2 & R3), th ... |
7-12-2017 at 12:17 by: Fulmen |
Arduino-controlled Differential Thermal Analysis Haven't had much time to work on this this week, but I've redesigned the driver to reduce complexity ... |
7-12-2017 at 10:54 by: Fulmen |
Arduino-controlled Differential Thermal Analysis Nah, it's not a code problem per se. I have ready-made code to copy, but I hate using code I don't u ... |
4-12-2017 at 18:30 by: Fulmen |
Arduino-controlled Differential Thermal Analysis While I'm pondering the power control I've started playing around with an RTD. I think it will suff ... |
3-12-2017 at 12:12 by: Fulmen |
Arduino-controlled Differential Thermal Analysis You might be on to something. I chose the peliters because I had them and I wanted to extend the ran ... |
3-12-2017 at 07:29 by: Fulmen |
Arduino-controlled Differential Thermal Analysis Crud, my first design is suffering from shoot-through according to the spice simulator, I don't know ... |
3-12-2017 at 03:35 by: Fulmen |
Arduino-controlled Differential Thermal Analysis That's why I added the inductor. It ends up acting like a crude buck converter. |
2-12-2017 at 13:27 by: Fulmen |
Arduino-controlled Differential Thermal Analysis Yes,, the H-bridge is for reversing polarity, allowing both heating and cooling.
PWM isn't optimal ... |
2-12-2017 at 13:05 by: Fulmen |
Arduino-controlled Differential Thermal Analysis I know, but that will take weeks. There are ready made H-bridge boards for the Arduino as well, I mi ... |
2-12-2017 at 11:50 by: Fulmen |
Arduino-controlled Differential Thermal Analysis This is the H-bridge, just need to solder it up and see if it works. |
2-12-2017 at 07:59 by: Fulmen |
Arduino-controlled Differential Thermal Analysis Nice work. Yes, I'm only looking for phase transitions at this point (straight and phase stabilized ... |
2-12-2017 at 06:42 by: Fulmen |
Arduino-controlled Differential Thermal Analysis I'm pondering building a DTA around an Arduino-controller, it will be my first arduino-project so it ... |
2-12-2017 at 03:13 by: Fulmen |
Metal diamine salts for PSAN A DTA seems like a doable project. I'm waiting for an arduino, first project will be temperature con ... |
28-11-2017 at 05:17 by: Fulmen |
Metal diamine salts for PSAN Good news everybody. It seems like CuO makes for a good stabilizer (see attached PDF). This raises t ... |
26-11-2017 at 02:07 by: Fulmen |
Metal diamine salts for PSAN After thinking it through I realized that the carbonates will release exactly the same amount of wat ... |
24-11-2017 at 09:01 by: Fulmen |
Metal diamine salts for PSAN Good idea. Even if it is soluble it could be possible to prepare the amine by passing ammonia throug ... |
23-11-2017 at 09:42 by: Fulmen |
Metal diamine salts for PSAN It looks like Nakka might have come across something close to the holy grail of amateur propellants, ... |
23-11-2017 at 07:09 by: Fulmen |
When Chemistry Goes Wrong Nedshead: Leaving some scrap steel in the solution should plate out any dissolved Cu/Ni. From the pi ... |
18-11-2017 at 00:53 by: Fulmen |
I heard a professor talking about accelerated tree/wood growth and I was confused Did you google it?
https://en.wikipedia.org/wiki/Genetically_modified_tree
https://www.theguard ... |
14-11-2017 at 22:46 by: Fulmen |
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