Community research

warren commented on MACA - Open AQ monitor - Second prototype about 5 years ago

Hi, @nanocastro -- we've been adding a lot of nice features to wiki pages to make them good proje...

Ag8n commented on Can a DIY spectrometer be used to measure water turbidity? about 5 years ago

Absolutely correct. The fluorescence spectrometer is the same layout as for the basic turbidimet...

vwaterson commented on Fluorescence microscope - automatically detect airborne pathogens in confined space? about 5 years ago

Sorry no I don't have an example.

JSummers commented on Hi I'd like to know more on this project about 5 years ago

Hi, I do not think a peristaltic pump would work very well since it is not designed to have very ...

rmaltzman commented on Spectrometer about 5 years ago

I didn't but I wish I had. I would suggest creating a template for an 'inner sleeve' or somethin...

warren commented on Hi I'd like to know more on this project about 5 years ago

Hello! It looks like this is in response to: https://publiclab.org/notes/JSummers/12-02-2014/titr...

warren commented on Fluorescence microscope - automatically detect airborne pathogens in confined space? about 5 years ago

Interesting! Do you have an example to refer to in how an automatic analysis could work?

warren commented on Highlights: Working with Communities in the DIY Oil Testing Booklet about 5 years ago

Happy new year!

warren commented on Highlights: Working with Communities in the DIY Oil Testing Booklet about 5 years ago

OTK_Cover_-Resized_2-.pdf OTK_Pages.pdf

warren commented on CSV files from spectra about 5 years ago

They are the RGB image data pixel values, from 0-255. And note that due to image processing, nois...

vwaterson commented on Fluorescence microscope - automatically detect airborne pathogens in confined space? about 5 years ago

The basis microscope kit and LED light are interesting but I would also need software which could...

warren commented on Can a DIY spectrometer be used to measure water turbidity? about 5 years ago

So a design using the Lego Spectrometer, for example, might need a right-angle light source -- bu...

warren commented on Can a DIY spectrometer be used to measure water turbidity? about 5 years ago

Hm, good point -- actually going back to an old post there's some great stuff here: https://publ...

warren commented on Betelgeuse star spectrum about 5 years ago

This is so cool. Please do post some of this to http://publiclab.org/post -- i'd love to share th...

warren commented on Making an OpenFlexure Microscope about 5 years ago

Indeed -- we're hoping the basic microscope kit will create an influx of folks who go on to make ...

warren commented on Log all the data with Adafruit's TPL5110 Low Power Timer about 5 years ago

Wow, this is really cool. I'm thinking about how to break out some of this info into a low-power-...

richardbowman commented on Making an OpenFlexure Microscope about 5 years ago

Hi @squattingdog, just thought I'd pop up and say that the openflexure microscope is still very m...

warren commented on an answer about How to use the API to export a constant stream of data? about 5 years ago

Ah, there is! setInterval -- but the getCrossSection function is already run using this technique...

warren commented on Making an OpenFlexure Microscope about 5 years ago

Hi, @squattingdog - we've been working on an "introductory" microscope build that's an easier ste...

warren commented on Spectrometer about 5 years ago

That's so great! Did you darken the interior or use thicker paper? Any suggestions on improving t...

warren commented on Yule logging about 5 years ago

Ha, that's so cool, the DIY thermoelectric fan. There's also a USB cell phone charger mod! https:...

warren commented on Fluorescence microscope - automatically detect airborne pathogens in confined space? about 5 years ago

I'm thinking of whether the Basic Microscope Kit could be helpful: http://publiclab.org/basic-mi...

warren commented on Fluorescence microscope - automatically detect airborne pathogens in confined space? about 5 years ago

Ah, ok -- do you have example images of the kinds of data you'd need to collect, and a pixel/micr...

vwaterson commented on Fluorescence microscope - automatically detect airborne pathogens in confined space? about 5 years ago

Dry fog technology utilizes a chemical disinfection process: the system vaporizes the sporicidal ...

warren commented on an answer about What are some good kid friendly activities people can run at events? about 5 years ago

Agreed! And the new Basic Microscope Kit is a great low-cost way to get a microscope running -- s...

warren commented on Fluorescence microscope - automatically detect airborne pathogens in confined space? about 5 years ago

Hi, can you fill us in a bit more on details of your interest and situation? What kinds of pathog...

warren commented on Measuring Air Quality (PM) @ new years eve during fireworks about 5 years ago

Oh wow! These are great graphs -- maybe post a new note with them? Would you be interested in doi...

31gane commented on Spectroscopy & My Life So Far about 5 years ago

I am not clear of which instrument you are suggesting about ? i have mentioned my own work (still...

Ag8n commented on Spectroscopy & My Life So Far about 5 years ago

I may be wrong, but it looks like a fast Fourier transform (FFT) version of this instrument is p...

GreenFrogg commented on Measuring Air Quality (PM) @ new years eve during fireworks about 5 years ago

This is one hour after midnight: