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Fluorescence/phosphorescence questions.
I've used fluorophores excited at 756nm (Cy7). If you take two-photon absorption into account, you c ... |
31-7-2023 at 13:02
by: Metacelsus |
Fluorescence/phosphorescence questions.
It's pretty simple if you draw it out a Jabłonski diagram.
Fluorescence is when a singlet excite ... |
30-7-2023 at 03:19
by: Metacelsus |
Your weirdest chemical that's gotten moldy?
[rquote=686020&tid=159743&author=unionised]I was always impressed by mould that grows in amm ... |
27-7-2023 at 07:59
by: Metacelsus |
Growing Synthetic Corundums (Ruby)
[rquote=685298&tid=159684&author=Pasrules]
Intro:
The plan is to make sapphires for an eng ... |
29-6-2023 at 04:00
by: Metacelsus |
Decomposing methyl iodide
Yes, add it to ammonia. This is also how I got rid of dimethyl sulfate back when I was using it in m ... |
14-6-2023 at 06:23
by: Metacelsus |
worst stench
In undergrad I made quite a few batches of 3,5-dithiahepta-1,6-diyne. Basically https://en.wikipedia ... |
5-2-2023 at 09:20
by: Metacelsus |
H2 trap
Yeah, HCl fumes/aerosol will cause tons of rust on any iron or steel, you should really do it outsid ... |
20-11-2022 at 16:30
by: Metacelsus |
RGA as Mass spectrometer
[rquote=678568&tid=159081&author=neptunium]=
One thing I didn`t mentioned yet but will cove ... |
17-11-2022 at 04:49
by: Metacelsus |
Experimental synthesis of Trinitrofructose
How do you know you actually have trinitrofructose rather than something else? |
7-11-2022 at 08:20
by: Metacelsus |
No longer available otc in Australia
I guess it started when Australia joined Eurovision  |
24-9-2022 at 11:45
by: Metacelsus |
Azeotropes Below BP
No. For an example see the attached paper. (This discusses variation with pressure, but variation wi ... |
29-8-2022 at 07:52
by: Metacelsus |
Filtering the impossible to filter: calcium sulfate and similar
Perhaps you could centrifuge instead of filtering? |
27-8-2022 at 04:38
by: Metacelsus |
Any interesting chemistry to be done with Guanidinium Thiocyanate
The Odin (Josiah Zayner) sells a "Bioengineering 101" kit that is quite good: https://www.the-odin.c ... |
11-7-2022 at 02:59
by: Metacelsus |
Any interesting chemistry to be done with Guanidinium Thiocyanate
[quote]I'm not particularly interested in Biochem[/quote]
Why not? Biochem is super interesting! ... |
10-7-2022 at 12:43
by: Metacelsus |
Benzene to benzaldehyde conversion
This is known as the Gattermann–Koch reaction and can be done at atmospheric pressure. See the att ... |
6-7-2022 at 13:14
by: Metacelsus |
Isopropanol + O2 -> TATP (just wait 12+ years)
No, it totally does, see here: https://pubs.acs.org/doi/10.1021/acs.oprd.2c00112 |
5-6-2022 at 04:14
by: Metacelsus |
Isopropanol + O2 -> TATP (just wait 12+ years)
Yeah most chemists know they need to keep a close eye on ether and THF, but fewer are aware that iPr ... |
4-6-2022 at 14:01
by: Metacelsus |
Isopropanol + O2 -> TATP (just wait 12+ years)
https://pubs.acs.org/doi/full/10.1021/acs.chas.0c00061
[quote]On November 21, 2019, at approximat ... |
3-6-2022 at 03:38
by: Metacelsus |
An Article for Thought and Discussion
Home chemistry is harmless to society (even beneficial given its effects on scientific training).
... |
7-5-2022 at 03:22
by: Metacelsus |
Acid neutralizing on industrial scale
I would do some very careful calculations and a few smaller scale experiments before doing anything ... |
13-4-2022 at 07:42
by: Metacelsus |
1,3,5-trithiane
Nice work. For the extraction, is benzene necessary or could you use another solvent such as toluene ... |
29-3-2022 at 03:01
by: Metacelsus |
Sticky Situation
Wow, I think this would be really useful.
I voted for sodium but I just realized there are actual ... |
20-3-2022 at 03:27
by: Metacelsus |
Any Advice for Drying a Heat Sensitive Sample?
Yeah, lyophilization is the way to go. See for example this video where someone made one: https://ww ... |
13-3-2022 at 04:16
by: Metacelsus |
Vanillin chemistry: 3,4,5-trimethoxyphenethylamine
[rquote=671682&tid=157292&author=Benignium]Cheers guys! Good to see familiar names still fol ... |
7-3-2022 at 09:48
by: Metacelsus |
Vanillin chemistry: 3,4,5-trimethoxyphenethylamine
Nice!
I never could get that last reduction step to work (and I've since moved away from doing th ... |
6-3-2022 at 05:10
by: Metacelsus |
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