Notes tagged with spectrometer

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Oil Testing Kit Initial Electronics

by cbreuer 2 days ago | 5 | 164 views | 3

What I Want To Do I'm currently working on designing the electronics and code, and eventually wo...

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CFL Selection

by stoft 4 days ago | 3 | 190 views | 3

Introduction Wavelength calibration of a PLab spectrometer requires a stable light source with a...

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This CFL works the best

by dhaffnersr 4 days ago | 0 | 179 views | 1

After a thousand spectral tests, I have found one CFL that I have gotten a quality calibration fi...

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Tube fluorescent lamps for spectrometer calibration

by warren 4 days ago | 13 | 209 views | 2

What I want to do I wanted to follow up on this post with a couple screenshots of an attempted c...

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Natural tool light dimming tool

by eigentuininhuis 5 days ago | 0 | 122 views | 0

What I want to do I wanted to calibrate nicely but i got over exposure My attempt and results ...

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Attempts at Spectrometer stability pics

by dhaffnersr 5 days ago | 0 | 148 views | 0

****Here are some shots of modifications I have made in the last few days to the spectrometer, th...

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Prototype incident light blocker

by dhaffnersr 7 days ago | 2 | 192 views | 2

What I want to do - More than what I want to do than what I had to do, I was getting too much inc...

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Tiny spectromter - Hacking a LASER barcode scanner

by shubham 8 days ago | 11 | 278 views | 1

So what is it about As we know there are primarily two types of barcode scanners - CCD based and...

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UV scan results analyzed (intitial findings)

by dhaffnersr 11 days ago | 0 | 163 views | 0

What I want to do - Download my spectra from publiclab and analyze the results using spectral sof...

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Near-infrared absorption spectroscopy

by shubham 13 days ago | 2 | 277 views | 2

What I want to do I am working on the design of a moderate resolution (2-3nm) visibile-near-infr...

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OTK Proto3 Analysis

by stoft 14 days ago | 5 | 246 views | 2

Preface In my previous Research Note 'OTK Proto3' ( https://publiclab.org/notes/stoft/01-19-2016...

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Ongoing design of compact cuvette frame

by warren 14 days ago | 6 | 244 views | 2

What I want to do Continue spare-time development of a smaller, more stable and compact, multi-u...

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Raman spectrometer in operation (sort of)

by dhaffnersr 14 days ago | 0 | 266 views | 3

What I want to do - develop a simple raman spectroscope that the public lab spectrometer kit can ...

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Fluorescence of tabasco sauce

by dhaffnersr 16 days ago | 0 | 294 views | 2

This is a test tube with ethyl alcohol 70% with 60 drops of Tabasco sauce and 1 drop of eosin Y ...

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OTK Proto3

by stoft 21 days ago | 6 | 400 views | 6

Preface I received an early Beta OTK to assemble and test but found the mechanics of the device ...

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FLUORESCENCE OF 87 OCTANE GASOLINE

by dhaffnersr 23 days ago | 0 | 309 views | 0

Today I was doing some calibrating for fluorescing gasoline and oil samples My attempt and resul...

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Raman spectrometer using green laser pointer

by dhaffnersr 29 days ago | 2 | 527 views | 4

I want to build a simple but effective Raman spectrometer for analyzing inorganic particulates in...

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Testing high-brightness 405nm LEDs in fluorescence spectroscopy of oils

by warren about 1 month ago | 4 | 567 views | 1

What I want to do After a great 2015 Barnraising session on the topic, @tonyc and I have been tr...

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Spectrometry

by cosettespafford about 1 month ago | 2 | 432 views | 1

What I want to do Use my spectrometer to test cooking ingredients My attempt and results Quest...

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Some Gulf Coast Use Cases for the Oil Testing kit in 2015

by eustatic about 1 month ago | 8 | 599 views | 3

What I want to do I would like to describe some problems encountered in Southern Louisiana where...

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Oil Testing Beta --plus Grand Isle tar

by eustatic about 1 month ago | 3 | 592 views | 3

What I want to do This is my entry into the oil testing beta program--the sampling! I also want...

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First "PIG Oil Only Absorbent Mat Pad" Test

by Matej about 1 month ago | 2 | 516 views | 4

What I want to do Here is the first test of the PIG Oil Only Absorbent Mat Pad. I was testing th...

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Oil Testing Beta

by DFlores6073 about 1 month ago | 2 | 634 views | 3

Mineral Oil Base 5W30 80W90 20W50 Diesel NorthDakotaCrude Overall the kit worked grea...

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A Homemade Cost Effective Raman Spectrometer with High Performance

by emontoya57 about 1 month ago | 6 | 904 views | 5

What I want to do A DIY low cost high performance Raman spectrometer. My attempt and results A...

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Oil Testing Kit: 3 scans of diesel

by liz about 1 month ago | 0 | 454 views | 0

Here is a screenshot of three scans of diesel oil, set https://spectralworkbench.org/sets/2877 :

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Scanning the Oil Testing Kit beta samples

by stevie about 1 month ago | 8 | 536 views | 3

What I want to do Run through the Oil Testing Kit Beta program so I can better articulate what s...

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Oil Testing Kit: 3 scans of 80W90

by liz about 1 month ago | 0 | 476 views | 0

Here is a screenshot of my set of three scans of 80W90, https://spectralworkbench.org/sets/2876 :

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Oil Test Kit: 3 crude oil scans

by liz about 1 month ago | 1 | 469 views | 0

Here is my screenshot of my set https://spectralworkbench.org/sets/2874, three scans of crude oil...

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Silhouette cut Public Lab Mobile spectrometer v2

by briandegger about 1 month ago | 6 | 671 views | 2

http://www.instructables.com/id/Silhouette-cut-Public-Lab-Mobile-spectrometer/ What I wanted to ...

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proof of concept, stacking cuvette frame design

by tonyc 2 months ago | 1 | 637 views | 2

What is this? I wanted to show a different idea for a cuvette frame, with emphasis on simplicity...

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