I was testing two different CFLs looking for differences in their spectra. Since I found that th...
Matej 22 research notes and wiki edits
Matej Vakula, is multi media artist, educator, curator, theorist, programmer, and DIY enthusiast with speciality in data visualization, and urban issues. His work explores impact of culture, technology, location and politics on personal experience and social interrelationships. Exhibiting internationally. Young Visual Artist Award nomination, 6th Prague Biennial, co-founder of CLAKULA Gallery, NYC
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Joined over 2 years ago
Report: Public Lab Workshop at Sunview
by Matej about 2 years ago | 2 | 1,344 views | 3
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Collecting Oil Sheen on Newtown Creek, Dutch Kills, Queens, NY
by Matej about 2 years ago | 4 | 1,978 views | 5
On a cold day of .... Willis Elkins (North Brooklyn Boat Club and Newtown Creek Alliance) took m...
Public Lab Workshop at the Sunview Luncheonette
by Matej about 2 years ago | 15 | 1,300 views | 3
Join for experiments in collecting oil sheens and and identifying where did they came from! Publ...
First "PIG Oil Only Absorbent Mat Pad" Test
by Matej over 2 years ago | 3 | 1,272 views | 4
Here is the first test of the [PIG Oil Only Absorbent Mat Pad](http://www.newpig.com/webapp/wcs/...
Separating Oil from Water by Freezing the Water Part 2
by Matej over 2 years ago | 3 | 1,849 views | 2
This note is an extension of my previous note "Separating Oil from Water by Freezing the Water" t...
Separating Oil from Water by Freezing the Water
by Matej over 2 years ago | 12 | 5,361 views | 4
I attempted to extract various types of oils previously mixed with (tap) water by freezing the w...
Oil Sheen Testing
by Matej over 2 years ago | 5 | 1,368 views | 3
I want to find out the most effective and DIY friendly way how to collect and concentrate oil sh...
Oil Testing Kit Workshop at Art in Odd Places Festival
by Matej over 2 years ago | 0 | 1,735 views | 1
Hi guys, Liz Barry suggested me to contact you. I am an artist working on a "toolbox for bioremed...
Oil Sheen Testing
by mlamadrid about 2 years ago | 1 | 777 views | 0
This is an article by Matej Vakula for [Community Science Forum Issue #1 on DYI Oil Testing](...
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6. Looking at Dust (and other things)
by partsandcrafts about 2 months ago | 2 | 164 views | 3
NOTE: This is the least-well-developed part of the process and is a complicated enough project t...
Python and openCV to analyze microscope slide images of airborne particles
by amirberAgain 3 months ago | 23 | 633 views | 6
Following the Jan 9th air quality open call I wanted to see what can be done with a microscope sl...
Low cost sensor for air quality monitoring
by mprof9 6 months ago | 3 | 260 views | 4
A brief description of what the project looks like, what the tool does and the results you can ge...
Issue briefing: ultrafine particle pollution from dehydrated biosolids
by liz 10 months ago | 1 | 173 views | 3
lead image: co-product being dumped onto agricultural fields Slaughterhouses, human waste t...
MACA - Open Air Quality Monitor project in Latin America
by nanocastro 12 months ago | 15 | 620 views | 9
The MACA Open Air Quality Monitor project (Monitor Abierto de Calidad del Aire in spanish) star...
EPA's Beta C-Tools - Community Tools for Modeling Near-Road or Port Air Quality
by Zengirl2 about 1 year ago | 1 | 220 views | 5
I just attended a webinar today from the EPA demoing their [C-Tools software](https://www.cmascen...
Sample prep for Passive Particle Monitors
by mathew almost 2 years ago | 0 | 675 views | 5
Left to Right: [Cap with Mesh, Aluminum SEM stub to hold sample, 0-80 x 1/4" screws, glass covers...
Difference CFL and Tube light?
by Joris almost 2 years ago | 5 | 611 views | 1
In the advanced calibration video, it is emphasized that a CFL is needed for calibration, and th...
Automating valves using a magnetic position sensor.
by JSummers about 2 years ago | 2 | 1,038 views | 3
This is a part of our bigger program in laboratory automation. We published an earlier research...
The effect of dilution on the emission spectrum of diesel fuel
by ethanbass about 2 years ago | 2 | 895 views | 5
I wanted to investigate how the spectral profile an oil sample is affected by the dilution of ...
Preliminary LED and isopropyl alcohol solvent tests for oil fluorescence analysis
by warren about 2 years ago | 6 | 2,061 views | 4
Just wanted to post a followup to @matej's post about the Sunview Luncheonette event -- we had a ...
Calibration of a single point reference
by dhaffnersr about 2 years ago | 0 | 646 views | 1
Well, what I wanted to do was figure out a way I could take spectral shots of my samples using at...
Oil Testing Kit Initial Electronics
by cbreuer about 2 years ago | 7 | 1,009 views | 4
I'm currently working on designing the electronics and code, and eventually working on Jeff's ...
This CFL works the best
by dhaffnersr about 2 years ago | 4 | 1,207 views | 2
After a thousand spectral tests, I have found one CFL that I have gotten a quality calibration fi...
OTK Proto3
by stoft over 2 years ago | 6 | 1,877 views | 7
Preface I received an early Beta OTK to assemble and test but found the mechanics of the d...
A proposal for a way to remediate indoor silica dust
by marlokeno over 2 years ago | 10 | 1,806 views | 2
proposal for mitigating indoor silica dust After reading #eustatic’s ingenious bubbler for ...
Oil sample concentration session at Barnraising
by warren over 2 years ago | 2 | 2,085 views | 2
We're having a great discussion on how to concentrate oil samples collected from sheens and other...
Oil Sheen Testing
by Matej over 2 years ago | 5 | 1,368 views | 3
I want to find out the most effective and DIY friendly way how to collect and concentrate oil sh...
Systematic Imaging of Passive particle monitors on an SEM
by mathew over 2 years ago | 2 | 1,145 views | 2
I did this work with Paul, @Damarquis, Dr. @AmberWise and Dr. Andrew Marselli on the SEM We a...
Using ImageJ to process passive particle monitor samples
by mathew over 2 years ago | 2 | 3,396 views | 5
I want to document the manual steps of processing the images of passive particle monitors, stepp...
analyzing passive monitors
by mathew over 2 years ago | 8 | 3,137 views | 6
In analyzing passive particle monitors, we’ll collect a glass slide cover with a 6mm circle of d...
Optical Imaging of Passive Particle Monitors
by mathew over 2 years ago | 3 | 3,393 views | 3
This is an attempt to document the steps in a method of imaging for the passive monitor [you can ...
Replicating a Passive Dust Monitor & Method
by mathew over 2 years ago | 4 | 3,214 views | 4
Passive dust monitors, where dust lands on a pad or in a container without any pumps, fans, elect...
Matej was awarded the Basic Barnstar by warren for their work published in First "PIG Oil Only Absorbent Mat Pad" Test.
Matej was awarded the Basic Barnstar by stevie for their work published in Separating Oil from Water by Freezing the Water.