| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| warren | "Hi, Matej - it also looks like some of your spectra are not calibrated, or perhaps not properly? I'm seeing some not aligned. But all of them seem..." | Read more » | almost 9 years ago | |||
| warren | "Ok, this is getting a little out there, but I'm going to buy and try a few other products; I see $3.84: http://www.ebay.com/itm/201481504603 $3..." | Read more » | almost 9 years ago | |||
| warren | "Mouser has that one! http://www.mouser.com/ProductDetail/Lite-On/LTPL-C034UVH365/?qs=pPiH5vUCJeR2s22VxlBhsw== I think I should order it. I can sol..." | Read more » | almost 9 years ago | |||
| warren | "The 365nm might get us clear data above 410nm -- possibly better than the laser! " | Read more » | almost 9 years ago | |||
| warren | "Hmm, i looked on DigiKey and found some more options, some high brightness, and one listed as 365nm, which'd be great: http://www.digikey.com/shor..." | Read more » | almost 9 years ago | |||
| warren | "Ah, excellent, excellent, but it's my understanding that the plastic LEDs like that aren't typically as bright as the surface mounted flat LEDs I'm..." | Read more » | almost 9 years ago | |||
| warren | " " | Read more » | almost 9 years ago | |||
| warren | "Great work. We'd discussed at the barnraising, the possibility (as you mention) of measuring the opacity using absorption spectroscopy, or even a p..." | Read more » | almost 9 years ago | |||
| warren | "Oh i see here from your post to the list: https://spectralworkbench.org/sets/3176 UV flashlight 395nm baselines feb23 using .09mm slit https://sp..." | Read more » | almost 9 years ago | |||
| warren | "Very consistent results, too, BTW! Although i see there is a change in baseline noise between your two laser tests. " | Read more » | almost 9 years ago | |||
| warren | "Ha, this is great to see! I looked at the graph and my very first thought was "that doesn't look like a 405nm LED, it looks like a 395nm LED". And..." | Read more » | almost 9 years ago | |||
| warren | "Hi, @mokeymark - I have a good theory as to the issue with your spectrum -- that the uploaded image is too big for our data storage system. I think..." | Read more » | almost 9 years ago | |||
| warren | "Oh, did @matej end up with those? " | Read more » | almost 9 years ago | |||
| warren | "This is very cool, thanks for posting! I also wanted to point out that comparisons of this type are possible in Spectral Workbench 2: And so ar..." | Read more » | almost 9 years ago | |||
| warren | "@liz & @matej - did the polystyrene cuvettes last, or did they get melty? I like the nalgene-centric mixing process we used; much easier mixing..." | Read more » | almost 9 years ago | |||
| warren | "Aww, i couldn't wait! Posted: https://publiclab.org/notes/warren/02-19-2016/preliminary-led-and-isopropyl-alcohol-solvent-tests-for-oil-fluorescenc..." | Read more » | almost 9 years ago | |||
| warren | "This was a super great event. I have a draft of a followup post about LED and alcohol tests -- will post on Monday, I believe! " | Read more » | almost 9 years ago | |||
| warren | "These are really nice clean datasets, thanks Dave! Do you have any access to 405nm LEDs, to compare with laser tests? It's a question we're intere..." | Read more » | almost 9 years ago | |||
| warren | "Hi, @mokeymark - I'm tracking the bug here: https://github.com/publiclab/spectral-workbench/issues/338 Thanks for reporting, we hope to have a fix..." | Read more » | almost 9 years ago | |||
| warren | "This is a beautiful map - what's it of? " | Read more » | almost 9 years ago | |||
| warren | "This is a beautiful map - what's it of? " | Read more » | almost 9 years ago | |||
| warren | "OK, a bunch of solved problems! figured out the height difference -- needs to be resolved, but I believe due to a bug, we were multiplying each p..." | Read more » | almost 9 years ago | |||
| warren | "Hi, Dave - i noticed that https://spectralworkbench.org/spectrums/71409 has a linearCalibration operation - I think by mistake, as it's not a CFL. ..." | Read more » | almost 9 years ago | |||
| warren | "Hi, Abhay7417 - can you get the arduino to actually type out the values using the Arduino HID library? https://www.arduino.cc/en/Reference/HID If ..." | Read more » | almost 9 years ago |