gbathree 17 research notes and 18 wiki edits | Joined about 6 years ago

Researcher working on an open photosynthesis measurement device with large scale online collaboration and analysis.























dealing with patents: Black & Decker and the Thermal Flashlight

mathew asked about over 4 years ago

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commented on Jan 30, 2015 0

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"Hmmm... those are interesting! Actually in further discussion here we came to a similar idea that if the filter/carbon/whatever filled up with mat..." | Read more » over 3 years ago
"No worries - this is an important discussion and you're right, it's not at all easy to measure. We've spent a lot of time helping people (mostly b..." | Read more » about 4 years ago
"Well... if you're working on maximum photosynthetic capacity. But that's not necessarily the same thing as actual capacity during the day (phi2). ..." | Read more » about 4 years ago
"Nice! Yes, light intensity and phi2 are linked at the hip, and changes in light intensity will produced changes in phi2 on the millisecond timesca..." | Read more » about 4 years ago
"This is a really elegant project! How do you address the differences in light temperature (RGB) and intensity throughout the day? I wasn't sure i..." | Read more » about 4 years ago
"When our project was still a hand-populated circuit boards + ball of wires, I first found publiclab.org. I totally loved the spectral workbench. ..." | Read more » over 4 years ago
"I'm also very curious to see how this progresses. " | Read more » over 4 years ago
"Phew - Ok, talked with Dave about it to confirm about the reflectance contribution piece, here's my response: First, yes I think it is misleading ..." | Read more » over 4 years ago
"I used micro SD when I started out also, but for our applications it just was too slow. However, we aren't trying to take lots of measurements ove..." | Read more » almost 5 years ago
"Hey Don, quick question, I was trying to compile the riffle code on a naked Arduino Uno (nothing attached), and downloaded the libraries and such, ..." | Read more » almost 5 years ago
"Awesome! I think given our workload, ordering one may be easier... I'll just wait till I hear more on that front. Do you have a device yourself a..." | Read more » almost 5 years ago
"Thanks! Yeah we've kept the data site hidden for a while because we're going to move it to the main site pretty soon. But you can find the curren..." | Read more » almost 5 years ago
"Hey Don - I hadn't seen this for a while and it looks awesome! We are just bringing our analysis system online at PhotosynQ which might be able to..." | Read more » almost 5 years ago
"None for sale yet, still working on the beta. Keep an eye on the site for the public release, maybe early next year! " | Read more » about 5 years ago
"No - sorry I missed it. I'll go check it out and respond there - " | Read more » over 5 years ago
"Still working on it. We made a revision to the detector which delayed us a bit. We're shooting for early march to ship. As a result, the beta si..." | Read more » over 5 years ago
"Right now we've been testing photosynthesis measurements on the MultispeQ against known devices in our lab. However, most things in our lab aren't..." | Read more » over 5 years ago
"Of course! We do need credit or debit card to buy the unit, so as long as you have that we'd love to have you. It's $150 bucks to cover the cost ..." | Read more » over 5 years ago
"You can sign up for the beta here: http://photosynq.org/beta-test-application/ We'll be closing beta applications pretty soon, so if you're inter..." | Read more » over 5 years ago
"Thanks for sharing! I'll take a look next time I get a chance. Feel free to check out our app as well on github. " | Read more » over 5 years ago
"Agreed - competition is a great thing! I wouldn't call Teensy a big hardware name though - the processor is big (Atmel ARM), but the board itself ..." | Read more » over 5 years ago
"One thought on the microcontroller - we are using a Teensy 3.0, which has a 16 bit ADC built in (13 bit usable), and we've found it to be pretty da..." | Read more » over 5 years ago
"I am on both lists, but I sometimes don't thoroughly read it all the way through :( . I'll go see if I can find it and respond.... we're working ..." | Read more » over 5 years ago
"We're working on an open absorption and fluorescence tool for measuring plant photosynthesis and I would love to also know about what sensors you'r..." | Read more » over 5 years ago


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