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CS2 prep in microwave
Yes, chemistry is about experimentation - but we now know enough about the substance under discussio ... |
18-4-2010 at 21:17
by: unome |
Michelson Interferometer - do we need a beamsplitter?
Hmmm, yes it would be less than trivial to get perfection in the beams - then again I would argue th ... |
11-4-2010 at 03:33
by: unome |
Michelson Interferometer - do we need a beamsplitter?
The As2S3 is also non-toxic, that and the melting temperature are what gave me the (rather than [url ... |
10-4-2010 at 15:06
by: unome |
Michelson Interferometer - do we need a beamsplitter?
So this is where the post ended up? Ok
See the attached graphic, I cannot see why it would make a ... |
10-4-2010 at 03:57
by: unome |
Michelson Interferometer - do we need a beamsplitter?
I've been looking at the schematics of the Michelson (and various other interferometers) and have to ... |
9-4-2010 at 17:34
by: unome |
LED Arrays - Can we get the full spectrum?
I'm actually wondering - if we could work out what would work as a decent lens for the light going t ... |
4-4-2010 at 04:39
by: unome |
LED Arrays - Can we get the full spectrum?
I mean, can we get from the mid-UV all the way to the [url=http://en.wikipedia.org/wiki/Infrared]FIR ... |
30-3-2010 at 20:50
by: unome |
Cutting Calcite (Iceland Spar) Crystals for Beamsplitting
It's alright - I decided to go with a half-silvered (2-way) mirror - they are cheap as shit... |
30-3-2010 at 20:37
by: unome |
Wollaston-Prism Based FT-Spectroscopy
Yeah, I was mainly after a beamsplitter - optical grade Calcite crystals are cheap as shit (AU$2/ea) ... |
25-3-2010 at 18:19
by: unome |
Wollaston-Prism Based FT-Spectroscopy
I was wondering about using them as the beamsplitter for the Raman Spectroscopy as a matter of fact. ... |
25-3-2010 at 13:52
by: unome |
NMP - Purification - Ideas?
No real reason I can't just vacuum distill it from the crud - I just dislike the idea of fucking har ... |
25-3-2010 at 01:31
by: unome |
Wollaston-Prism Based FT-Spectroscopy
I have found a shitload of references on this, the use of birefringent, uniaxial [url=http://www.wol ... |
25-3-2010 at 00:05
by: unome |
Laser-Diode based Raman Spectroscopy
Schott OG-550 Glass Filters do NOT fall into that range the transmittance at 550nm is down around 0. ... |
23-3-2010 at 23:12
by: unome |
Laser-Diode based Raman Spectroscopy
Hell, notice they used EXACTLY the same OG550 Schott-glass bandpass filter I was talking about earli ... |
22-3-2010 at 17:08
by: unome |
Laser-Diode based Raman Spectroscopy
OK
I am just working on accessing the image using DTwain - then (given that the image will contai ... |
22-3-2010 at 07:32
by: unome |
Laser-Diode based Raman Spectroscopy
Sorry for the double-post, but for anyone who is interested, the supplier linked to by not_important ... |
21-3-2010 at 16:36
by: unome |
Laser-Diode based Raman Spectroscopy
I'm in the process of building the software and then cobbling it together with a TWAIN interface so ... |
20-3-2010 at 14:32
by: unome |
Laser-Diode based Raman Spectroscopy
I'm posting again because I found a truly interesting article on the subject under discussion from t ... |
17-3-2010 at 23:26
by: unome |
Laser-Diode based Raman Spectroscopy
Sorry, I've been unable to reply for a couple of days, and I'm still awaiting delivery of my laser m ... |
17-3-2010 at 17:52
by: unome |
Laser-Diode based Raman Spectroscopy
Nice to hear, I intend to be super-careful in choosing the reflective grating - generally, especial ... |
15-3-2010 at 04:46
by: unome |
Laser-Diode based Raman Spectroscopy
Well fuck me... If I haven't stumbled onto something, this is apparently PRECISELY what the big boys ... |
13-3-2010 at 18:01
by: unome |
Laser-Diode based Raman Spectroscopy
Ok, I have ordered the suggested diode-laser modules - any suggestions on where to get the safety go ... |
13-3-2010 at 03:08
by: unome |
Laser-Diode based Raman Spectroscopy
So sorry, been busy (got work being done on the house & sundry other productions)...
First an ... |
8-3-2010 at 13:14
by: unome |
Tropane Chemistry
Notice, I made no reference to Coca in the topic heading, this thread is not SPECIFICALLY about Peru ... |
7-3-2010 at 22:45
by: unome |
Laser-Diode based Raman Spectroscopy
Righto, I've worked out what I want to do to try and prototype this and see if it works - I can (by ... |
6-3-2010 at 14:29
by: unome |
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