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UV VIS spectrophotometer lamp alignment
I guess It must be referring to the intensity peak so. From what I recall the spectrum of tungsten d ... |
13-2-2014 at 16:36
by: daragh8008 |
UV VIS spectrophotometer lamp alignment
Does the manual give a proceedure for re aligning the bulb. If so then it could be an easy fix. But ... |
13-2-2014 at 15:40
by: daragh8008 |
UV VIS spectrophotometer lamp alignment
It could mean that the tungsten lamp is blown. Uv vis systems usually have a deuterium lamp and tung ... |
13-2-2014 at 13:58
by: daragh8008 |
Hardest Glassware to Clean
Nope but I will now |
25-3-2013 at 14:23
by: daragh8008 |
Hardest Glassware to Clean
Anybody got any tips for getting brown manganate crap of glassware. Just can't seem to get rid of it |
24-3-2013 at 13:05
by: daragh8008 |
Fun with acetyl acetonate
Interesting, any way to test for this. Don't have a distillation rig so I wouldn't be able to remove ... |
11-3-2013 at 14:07
by: daragh8008 |
Making Fused Silica
A simple device for melting glass that I came across was a microkiln. Google it. It seems like a che ... |
10-3-2013 at 13:58
by: daragh8008 |
Fun with acetyl acetonate
Hi all,
So I have been playing with my new bottle of acetyl acetonate in my on going efforts to pr ... |
10-3-2013 at 13:06
by: daragh8008 |
Al2O3
[rquote=149838&tid=11988&author=woelen]It depends on how the Al2O3 is deposited. If this is ... |
19-2-2013 at 03:45
by: daragh8008 |
Advice on High-temperature experiments without lab furnace wanted
A small point, but nano powdered materials typically have melting temperatures significantly lower t ... |
7-1-2013 at 11:37
by: daragh8008 |
dissolved gold
True, but I just wanted to point out that gold can take on many colours from black to green yellow ... |
5-12-2012 at 16:43
by: daragh8008 |
Analysis of rocks\minerals without HF
Molten NaOH is great for silicon as mentioned above. It's the only thing I've seen eat a 1cmX1cm sil ... |
5-12-2012 at 16:34
by: daragh8008 |
Hydrofluoric acid
Something about the guy in the picture leaning over his setup having a good look at the process. Eee ... |
5-12-2012 at 15:33
by: daragh8008 |
Hydrofluoric acid
[rquote=266990&tid=8&author=Mailinmypocket]Interesting article from the old days...
... |
5-12-2012 at 15:14
by: daragh8008 |
dissolved gold
Not sure it will be much help to you but I regularly deposit gold films by evaporation. Typically 20 ... |
5-12-2012 at 15:05
by: daragh8008 |
Sintering Cu2O
Thanks Tim, some very useful info in there. I didn't realise that the sintering could be done at suc ... |
1-12-2012 at 08:58
by: daragh8008 |
Sintering Cu2O
Hi Folks,
just wondering if anyone knows about sintering Cu2O. I have been searching for a few da ... |
29-11-2012 at 06:01
by: daragh8008 |
The sol-gel process for electrodes; boehmite
I believe that filters is one of the main uses for this type of membrane and in particular gas filtr ... |
8-8-2012 at 10:00
by: daragh8008 |
The sol-gel process for electrodes; boehmite
So the calcination seemed to go well. The images below show pre and post annealing at 750C for 1hr h ... |
1-8-2012 at 10:13
by: daragh8008 |
Chemistry Hackspace: Can it be done?
I though about the idea of an open source chemistry lab before and came to the conclusion that it wo ... |
29-7-2012 at 05:15
by: daragh8008 |
The sol-gel process for electrodes; boehmite
I not really sure what the sasol powders are used for but if I were allowed to guess I would imagine ... |
28-7-2012 at 15:05
by: daragh8008 |
The sol-gel process for electrodes; boehmite
As I mentioned in another tread I have also started to work with boehmite sols in the hope of making ... |
27-7-2012 at 15:26
by: daragh8008 |
Silica sol gel as salt bridge
I have tried to make silica gels from teos on a number of occasions and while the chemistry and prep ... |
27-7-2012 at 09:13
by: daragh8008 |
Galvanize carbon fiber?
Regularly working with thin films made from a variety of different techniques, I would think that on ... |
27-7-2012 at 08:56
by: daragh8008 |
Sand baths
Ok so I have had time to play with my new toy. It can be stirred by placing a Teflon coated stirrer ... |
3-7-2012 at 04:23
by: daragh8008 |
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