nitrogen-dioxide
nitrogen-dioxide


Author Comment Last activity Moderation
nestocean85 "https://boxofficeindiablog.wordpress.com/2020/06/08/ajay-devgn-upcoming-movies-new-latest-upcoming-projects/ good one " | Read more » about 2 years ago
guolivar "Thanks for the heads up @liz I've been working in air quality research for 20 years and I am yet to find a reliable "low-cost" NO2 sensor. There a..." | Read more » about 2 years ago
liz "CC @guolivar in case they might be able to share from their in depth knowledge of various types of air pollution sensors. " | Read more » about 2 years ago
Ag8n "I can only make a guess as to why they start at 0.2 ppm. With most analytical measurements, you want a ten to one signal to noise ratio to be sure..." | Read more » about 2 years ago
guolivar " All the way in New Zealand we also use Gradko for all our passive tubes needs. " | Read more » over 3 years ago
Bronwen "I did a little browsing and so far tthe Ormantine link @warren shared is the only US supplier that comes up quickly (will keep looking), and I have..." | Read more » over 3 years ago
warren " https://ormantineusa.com/diffusion-tubes/ is in the US! Louise Francis mentioned the lab they work with gets them from Gradko -- https://www.grad..." | Read more » over 3 years ago
the_butler "Thank you very much @nanocastro, I'll let you know how I get on. By any chance, have you done any air quality monitoring work with Raspberry Pis, o..." | Read more » about 4 years ago
nanocastro "Hi @the_butler I've used Fusion360 for the design. Here you can find the .stl files and also the fusion source file. https://drive.google.com/open?..." | Read more » about 4 years ago
the_butler "Hi @nanocastro. I am working on a similar air quality monitoring project at the University of Bath in the UK. If allowed, please can you send me a ..." | Read more » about 4 years ago
nanocastro "Hi @warren It looks great! Muchas gracias. Having the project on a PL wiki was on my to-do list but I'm kind of delayed with some other stuff. I ne..." | Read more » about 4 years ago
warren "Hi @nanocastro -- i copied some of this onto a page for the project where questions and activity guides can be hosted: https://publiclab.org/maca -..." | Read more » over 4 years ago
JamesWarren "Thanks @nanocastro - I would be very happy to see your documentation in Spanish or English, we'd very much like to trial the system where there is ..." | Read more » over 4 years ago
nanocastro "Hi @JamesWarren We have changed the wifi communication for bluetooth and its is possible to save the data into the an SD card. You can find some pi..." | Read more » over 4 years ago
JamesWarren "Hi - would it be possible to adapt your MACA system to work in conditions whereby: there is no WiFi - we'd like to data log the data into a memory ..." | Read more » over 4 years ago
warren "That'd be amazing. Thanks so much! " | Read more » over 4 years ago
nanocastro "HI @warren sure I can post the notes on the #shinyei in a different post, maybe as an answer of your question https://publiclab.org/q/15751... We h..." | Read more » over 4 years ago
warren "This is such a great post about the #shinyei sensor and its limitations and how best to work with it. We'd love to feature your work with the shiny..." | Read more » over 4 years ago
warren "Hi, @nanocastro -- we've been adding a lot of nice features to wiki pages to make them good project landing pages, with a Q&A, activities listi..." | Read more » over 4 years ago
nanocastro "Hi @xose. Muchas gracias.The multichannel looks good and it has more or less the same sensors (except for NH3). The documentations is still incompl..." | Read more » about 5 years ago
xose "@xose awards a barnstar to nanocastro for their awesome contribution! " | Read more » about 5 years ago
xose "Awesome!! Soon we'll update the Leptos station, a spanish cousin of your beautifull MACA ;) Would be great to meet digitally to exchange impression..." | Read more » about 5 years ago
nshapiro "thanks @nanocastro! if you have any questions for the PL community for the next steps please let us know :) " | Read more » about 5 years ago
nanocastro "Hi @liz. De nada, I think this data portal is quite new. Two years ago I contacted with the person in charge of the BsAs monitoring stations to ca..." | Read more » about 5 years ago