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mathew 997 research notes and wiki edits | Admin

works at public lab, balloon and kite nut. headfullofair.com @headfullofair


mathew was awarded the Basic Barnstar by LaPa for their work published in Scripting Raspberry Pi to boot and shoot timelapse photos .


mathew was awarded the Watchdog Barnstar by amysoyka for their work published in Frac Sand in 10 minutes.


mathew was awarded the Photo Documentation Barnstar by amysoyka for their work published in a paper spectrometer design.


mathew was awarded the Basic Barnstar by Francis for their work published in a paper spectrometer design, pt 2.


mathew was awarded the Video Documentation Barnstar by amysoyka for their work published in CSI: Creek Scene Investigators -public lab tv-.


mathew was awarded the Basic Barnstar by warren for their work published in sensors in soda bottles.


mathew was awarded the Basic Barnstar by liz for their work published in a history of crediting contributions.


mathew was awarded the Empiricism Barnstar by liz for their work published in Mini-Buck vs. the Bubbles.


mathew was awarded the Video Documentation Barnstar by liz for their work published in Borrowing a Formaldehyde Kit, Take 1.


mathew was awarded the Basic Barnstar by warren for their work published in My DIY Formaldehyde test kit.



Stormy O. Weathers' Horned Allison- towards a kite wind speed meter

by mathew 25 days ago | 1 | 395 | 1

Over the past three years me and @Ecta64 have posted a few notes investigating using a kite itsel...

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Making an OpenFlexure Microscope

by mathew about 1 month ago | 6 | 515 | 2

Goals: Determine if The Open Flexure microscope can replace expensive lab microscopes in the ana...

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Mapping dust hotspots with low-cost monitors

by mathew about 1 month ago | 0 | 516 | 2

What I want to do Discuss a method for mapping the variability of airborne dust across the lands...

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Automating Passive Particle Monitor Analysis

by mathew 2 months ago | 3 | 668 | 1

Along with @AmberWise, @Damarquis, @Pagyebo, I've been working to make and document a method of a...

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Riffle conductivity caps and other housing ideas

by mathew 4 months ago | 27 | 1,217 | 4

What I want to do Follow up on @Donblair's Riffle housing specification with some tested parts. ...

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Passive Particle Monitor Deployments: feedback

by mathew 5 months ago | 0 | 826 | 3

What I want to do In October and early November, some first draft prototypes of passive PM monit...

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Aquarium Pump modifications for Durability & Flexibility

by mathew 7 months ago | 0 | 1,791 | 3

What I want to do Create a version of the modified aquarium pump in the formaldehyde test kit th...

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Systematic Imaging of Passive particle monitors on an SEM

by mathew 7 months ago | 2 | 864 | 1

I did this work with Paul, @Damarquis, Dr. @AmberWise and Dr. Andrew Marselli on the SEM Goals ...

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Deploying Passive Particle Monitors

by mathew 7 months ago | 1 | 1,086 | 4

Passive Particle Monitor tests are going out in Wisconsin and Chicago. Here are the first-draft ...

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Using ImageJ to process passive particle monitor samples

by mathew 8 months ago | 2 | 2,196 | 3

What I want to do I want to document the manual steps of processing the images of passive partic...

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analyzing passive monitors

by mathew 9 months ago | 5 | 2,573 | 4

Analysis Prep In analyzing passive particle monitors, we’ll collect a glass slide cover with a 6...

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Optical Imaging of Passive Particle Monitors

by mathew 9 months ago | 2 | 2,504 | 2

This is an attempt to document the steps in a method of imaging for the passive monitor you can m...

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Replicating a Passive Dust Monitor & Method

by mathew 9 months ago | 4 | 2,475 | 3

Passive dust monitors, where dust lands on a pad or in a container without any pumps, fans, elect...

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My DIY Formaldehyde test kit

by mathew 11 months ago | 4 | 3,307 | 9

What I want to do Compile under one note the parts, assembly, and calibration of my DIY formalde...

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False positives for Formaldehyde testing

by mathew 11 months ago | 2 | 1,794 | 2

What I want to do Understand why used Kitagawa tubes are turning pink in our fridge. We've been ...

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Borrowing a Formaldehyde Kit, Take 1

by mathew 11 months ago | 15 | 2,581 | 6

What I want to do Mail a DIY Formaldehyde Lending Library Kit out to five people, and have them ...

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Mini-Buck vs. the Bubbles

by mathew 12 months ago | 5 | 2,972 | 4

What I want to do Compare the $10 stopwatch & bubbles airflow monitoring technique @davidmac...

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bubble-filled adventures in low-pressure airflow

by mathew 12 months ago | 1 | 2,115 | 6

What I want to do I want to measure the airflow through low-cost particle sensors. The Dylos, S...

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using soap bubbles for pump calibration

by mathew 12 months ago | 18 | 3,127 | 8

What I want to do I want to see if @davidmack's suggestion that a graduated cylinder with a soap...

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Plan for recording Shinyei optical sensors using Open Pipe Kit

by mathew 12 months ago | 13 | 2,731 | 3

Goal: the goal is to read and save the raw output of a Shinyei PPD42 particle sensor to a local ...

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Formaldehyde Testing Kit for Lending

by mathew about 1 year ago | 5 | 2,466 | 3

What I Want to Do Building on a conversation that @NShapiro, @Warren, and @DanBeavers and I have...

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Evaluating low-cost optical dust sensors

by mathew about 1 year ago | 23 | 4,106 | 4

image credit: @donblair See and contribute to the up-to-date Wiki page made from this note. Wha...

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can a surface sheen be collected for oil testing?

by mathew about 1 year ago | 1 | 2,220 | 4

image by by Cesar Harada CC-BY-NC-SA Can an oil slick be picked up off the surface and concentra...

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Assembling the Oil Testing Kit Cuvette Frame

by mathew about 1 year ago | 7 | 2,573 | 2

This cuvette frame's design notes are here, along with previous versions and other design ideas. ...

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Designing an Oil Testing Kit Cuvette Frame

by mathew about 1 year ago | 7 | 2,539 | 3

I’ve been working to design an oil testing add-on the the spectrometer 3.0 incorporating the feed...

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making PDFs from wiki pages

by mathew about 1 year ago | 6 | 1,232 | 0

Sometimes you just need information paper. In my case, I'm formatting wiki pages and research no...

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a history of crediting contributions

by mathew about 1 year ago | 3 | 2,536 | 4

photo credit @Stevie, Washington University students build camera rigs. Giving proper credit for...

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sensors in soda bottles

by mathew over 1 year ago | 6 | 2,534 | 2

What I want to do I want to keep electronics dry while wired to underwater sensors. I did a sho...

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dealing with patents: Black & Decker and the Thermal Flashlight

by mathew over 1 year ago | 6 | 1,769 | 4

Update: actually, Black & Decker came up with this idea first and we just hadn't seen the thi...

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shortlinks: putting contributors directly on a kit

by mathew over 1 year ago | 3 | 2,467 | 3

What I want to do I want to help users of Public Lab kits understand community research that goe...

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