| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| abdul | "Hey Jeff, Yeah, feel free to add any tag, I'm not as familiar with the formatting capabilities or standards typically used on the site. Regarding..." | Read more » | over 8 years ago | |||
| warren | "And just checking, maybe this could be marked as in-progress? Could we try a tag status:in-progress and could you add it to the new grid: https://p..." | Read more » | over 8 years ago | |||
| warren | "Hi, Abdul - this looks great; do you imagine we could offer the spec both with/without the wood piece? I know some people have wanted more rigidity..." | Read more » | over 8 years ago | |||
| warren | "Hi, Ernesto - sorry, didn't see your question until now. There's a discussion of the ribbed cuvettes here: http://publiclab.org/notes/Cindy_ExCites..." | Read more » | about 9 years ago | |||
| mathew | "the links in this note are broken now-- I think the website upgrade might've doomed them. " | Read more » | about 9 years ago | |||
| warren | "Hi coight, sorry, I think it doesn't allow word docs for upload. Do you have a PDF or can I help you convert it? jeff@publiclab.org " | Read more » | about 9 years ago | |||
| coight | "For some reason I am unable to upload any file here - I have tried eight times without success. I have pasted the text for the project above - no i..." | Read more » | over 9 years ago | |||
| coight | "Spectrometer laboratory setup Fig. 1A illustrates the design of our spectrometer. Our spectrometer was based on the design used for the Public Labs..." | Read more » | over 9 years ago | |||
| coight | "Hi all, thanks for comments. I have added a word doc outlining my methodology and initial results. I am unsure how to divide spectra of a sample b..." | Read more » | over 9 years ago | |||
| warren | "the preview of Spectral Workbench v2 with subtraction is now live -- i'll be posting about it shortly. @ThomasS - how would subtraction and divisio..." | Read more » | over 9 years ago | |||
| ThomasS | "Doing division between sample and light source sounds promissing. How exactly do you shield the sample from outer light? Do you snapshot both in on..." | Read more » | over 9 years ago | |||
| warren | "Also, are you open sourcing your rover design? Do you have more pics of how you've attached the spectrometer and details on how youre operating it? " | Read more » | over 9 years ago | |||
| warren | "Hi, @coight! This looks like a spectacular (for real!) project and I'd love to learn more. There are two ways of smoothing that I know of. One is ..." | Read more » | over 9 years ago | |||
| Guillaume123 | "This looks interesting! From a simple spectrometer like the PublicLab spectrometer I would expect the intensity results to be lower than from a pr..." | Read more » | over 9 years ago | |||
| coight | " " | Read more » | over 9 years ago | |||
| warren | "Also, regarding the noise you believe is a result of instability without even applying force to the spectrometer housing, what do you think is the ..." | Read more » | over 9 years ago | |||
| warren | "Hi, Dave - have you had any success reproducing the kind of wavelength drift shown in the example by @priyanka above? Having an idea of how much f..." | Read more » | over 9 years ago | |||
| stoft | "Yes, I understand the wish for simple, cheap and insensitive to construction or handling -- but I'd like to propose some alternative, yet associate..." | Read more » | over 9 years ago | |||
| warren | "Let me also add that I think added stability of OTK attachment to the spec would be great! But I just don't see it as something we have to prioriti..." | Read more » | over 9 years ago | |||
| gretchengehrke | "Thanks for a lot of good thoughts to consider. I agree that the optical paths need to be rigid, both from the slit to the DVD and from the DVD to ..." | Read more » | over 9 years ago | |||
| warren | "Ack, seems like embeds in comments still isn't working. I'll update with just the picture. " | Read more » | over 9 years ago | |||
| warren | "Sorry, I've been coding. Some more thoughts: In the graph I posted of the basic, upgraded, and hi-res spectra, I realize it's hard to say what's m..." | Read more » | over 9 years ago | |||
| stoft | "Thanks - Lots of great feedback. - First, remember that we are dealing with light with extremely short wavelengths -- which is why most optical exp..." | Read more » | over 9 years ago | |||
| warren | "For #4-6, I'm not sure I agree. The rigidity of the attachment of the Oil Testing Kit to the spectrometer itself only has an effect on amplitude, a..." | Read more » | over 9 years ago |