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Laser-Diode based Raman Spectroscopy
Nice to hear from you not_important...
Yeah, I've been looking at the little neon bulbs that can ... |
5-3-2010 at 09:23
by: unome |
Laser-Diode based Raman Spectroscopy
Right, I took this narrow slice out of a transmission grating shot - notice the resolution? There ar ... |
5-3-2010 at 06:01
by: unome |
NMP - Purification - Ideas?
I'm reading around the traps, apparently butanol, and other alcohols are added to improve the miscib ... |
5-3-2010 at 05:36
by: unome |
NMP - Purification - Ideas?
I am having an absolute bastard of a time trying to work out a decent road to purifying NMP (from lo ... |
4-3-2010 at 06:09
by: unome |
Laser-Diode based Raman Spectroscopy
Same bulb, but using a transmission grating - ~70' front to back (ie. front is closer & @ the bo ... |
28-2-2010 at 20:25
by: unome |
Laser-Diode based Raman Spectroscopy
Here's one using the other camera with a long-life, smart-bulb
[file]10038[/file]
For the Ram ... |
27-2-2010 at 01:29
by: unome |
Laser-Diode based Raman Spectroscopy
I just worked it out - the black segment, taking up about 1/3 of the horizontal segment of the spect ... |
22-2-2010 at 14:36
by: unome |
Laser-Diode based Raman Spectroscopy
I need to play with this a little more, but that is the SAME lamp as the previous spectra - the red ... |
21-2-2010 at 06:52
by: unome |
Laser-Diode based Raman Spectroscopy
Righto, I just hacked fuck out of a poor defenceless little VX1000, I prised off the little rubber g ... |
21-2-2010 at 00:54
by: unome |
Laser-Diode based Raman Spectroscopy
The procedure from Sir C.V. Raman himself, was to point a telescope at the sun, then use a monochrom ... |
19-2-2010 at 20:35
by: unome |
Laser-Diode based Raman Spectroscopy
Yeah I know what their gratings are worth - I also know what their laser-line/bandpass filters are w ... |
18-2-2010 at 12:21
by: unome |
Laser-Diode based Raman Spectroscopy
I'm working on a new & better model (crossed fingers), which will allow me to mount a 7-LED torc ... |
17-2-2010 at 04:18
by: unome |
Laser-Diode based Raman Spectroscopy
Nother double post, but I thought I'd post this - it is the primary spectrum from a new, tungsten fi ... |
15-2-2010 at 20:42
by: unome |
Laser-Diode based Raman Spectroscopy
Finally managed to get the bloody camera(s) (found another one, a VX3000 - which has much better res ... |
13-2-2010 at 23:04
by: unome |
p-Aminobenzoic Acid - routes to it
And this from a paper I have just requested:
[b][u]Hydrolysis of Dimethyl Terephthalate for the P ... |
13-2-2010 at 01:30
by: unome |
Increasing Alkaloid Content of Papaver Somniferum By Supplementing Biochemical Intermediates
Reticuline would be the precursor of choice (it is the one they determined the biosynthetic path fro ... |
12-2-2010 at 19:46
by: unome |
Laser-Diode based Raman Spectroscopy
I'll have to double post this, as I have to mention that I have been trying my fucking damndest to r ... |
12-2-2010 at 16:57
by: unome |
Laser-Diode based Raman Spectroscopy
(Just quickly, is anyone else having a bitch of a time with acrobat & firefox? It's taken me a d ... |
12-2-2010 at 14:23
by: unome |
Chemophobia
I lost ALL of my equipment/Glassware, ALL of my Chemicals and several computers, plus my home was su ... |
11-2-2010 at 15:31
by: unome |
Getting the Bromine from BCDMH
From Len (@ the link above):
[quote]So the main reaction is
4RBrCl + Na2S2O5 + 3H2O -> 2NaH ... |
8-2-2010 at 03:58
by: unome |
The terrorists have won
I was probably put out more by the "Swine Flu", in my recent travels around my Continent than by the ... |
8-2-2010 at 03:55
by: unome |
Low-Pressure Gas @ home
I was merely writing up a method whereby people could access gasses at medium pressures for immediat ... |
8-2-2010 at 03:34
by: unome |
Getting the Bromine from BCDMH
Sorry Polverone and of course, Len I thought I had read most of that thread, but it
was some time ... |
8-2-2010 at 03:17
by: unome |
p-Aminobenzoic Acid - routes to it
I don't think so, the easiest way to determine if I have the acid is still going to be to use bicarb ... |
7-2-2010 at 16:12
by: unome |
Laser-Diode based Raman Spectroscopy
Here is what I think is necessary, a laser-line filter (as narrow as the budget allows) and a steep- ... |
7-2-2010 at 15:51
by: unome |
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