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Hydrogen Sulfide Photopaper

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warren commented on First draft vector files for foldable mini-spectrometer

The design is scaled, so if you download you can see the dimensions. But the basic unit is a 1" s...

6 comments » over 5 years ago

warren commented on intensity calibration

Well, if we can come up with an easy calculation, I could code some JavaScript to find your locat...

29 comments » over 5 years ago

commented on Carbon Arc

Sure Jeff.. I will be working up a better video relating to the unit at a later date, but by link...

7 comments » over 5 years ago

leetcat commented on Comparisons of oil samples and residues in UV light

I want to measure different olive oils. But I do not understand what I am looking at if I do that.

1 comments » over 5 years ago

commented on First draft vector files for foldable mini-spectrometer

Will these work with emissions? I hope so. I'm planning to use it to measure gas mixtures insid...

6 comments » over 5 years ago

warren commented on Mobile (Android) version of Spectral Workbench

Hey buzzy - we'll be posting some instructions soon, check out the early design diagrams here for...

28 comments » over 5 years ago

warren commented on Spectrometry discussion across the web

No, haven't had a chance... still looking a bit moire-ed https://spectralworkbench.org/spectra/s...

11 comments » over 5 years ago

warren commented on Matching olive oil spectra in SpectralWorkbench

rsevs3 - yes, and I've been working on webcam code for the Raspberry pi and would love to collabo...

3 comments » over 5 years ago

Tom_H commented on intensity calibration

I probably won't have chance to try this for some time because of other things going on right no...

29 comments » over 5 years ago

PlanetenPaultje commented on Carbon Arc

Mind that the original carbon electrodes for carbon arc lamps have a slightly less dense core in ...

7 comments » over 5 years ago

commented on Ultraviolet fluorescence in BP oil residue and olive oil

How deep into the UV can your spec detect...transmitted light? My apologies if this is old news, ...

2 comments » over 5 years ago

commented on Spectrometry discussion across the web

Hi there! Did anybody sorted out the "wobble" problem? I have finally finished my own spectromete...

11 comments » over 5 years ago

eustatic commented on "Ground" Control Points for Bayou Bienvenue

Pictures of actual Placement foot anchor while placing balloons map of actual comi...

5 comments » over 5 years ago

Sara commented on Safety Precautions for H2S Research

Monitor to wear on the day: Josh had rented a Gas Badge Plus for $20 a day from Safety Alliance ...

4 comments » over 5 years ago

Sara commented on Next Round of Experiments

We talked about starting the center point of the concentric circles between the well and the cond...

14 comments » over 5 years ago

eustatic commented on "Ground" Control Points for Bayou Bienvenue

Good idea, Chris. the color pattern might change, too--perhaps a center line of one color, then ...

5 comments » over 5 years ago

commented on Canon A2200 NIR conversion

Wow! That is cool! I was always envy to people has a skills to open-up such devises :)

18 comments » over 5 years ago

warren commented on Specta Reference Libaray

Wow, this looks great. I didn't see any mention of rights, however; we may have to contact the gu...

1 comments » over 5 years ago

commented on intensity calibration

A comment about the "sun through Teflon tape" approach: It is important to keep in mind that for ...

29 comments » over 5 years ago

nedhorning commented on Infrared camera test - film types

For me the end piece of developed film is far superior. It's sharp and the coloring is consistent...

9 comments » over 5 years ago

nedhorning commented on Canon A2200 NIR conversion

I thought the film I used was developed unexposed negative film but am not certain. I got the fil...

18 comments » over 5 years ago

JoshMc commented on Infrared camera test - film types

This is very interesting! I was doing some research on adapting my own IR camera a few months ag...

9 comments » over 5 years ago

commented on Matching olive oil spectra in SpectralWorkbench

You should post the raw data and the experimental procedure or email it to me. I have a lot of e...

3 comments » over 5 years ago

JoshMc commented on Canon A2200 NIR conversion

Hey, thanks for posting this! I've been wanting to convert a camera to take IR pictures for a wh...

18 comments » over 5 years ago

MFarmer commented on Failed 3d print of mobile spectrometer attachment

I signed up yesterday but somehow missed your reply. I posted an image and the album link here: m...

25 comments » over 5 years ago

JoshMc commented on Setup for UV Testing with Specrtrometer

Hey friends! I've been very busy with work lately, so it's taken some time for me to get back he...

30 comments » over 5 years ago

commented on Mobile (Android) version of Spectral Workbench

can someone please send me step by step instructions on how to make a spectrometer for my HTC EVO...

28 comments » over 5 years ago

warren commented on Setup for UV Testing with Specrtrometer

Hi, Minh! There's a thread discussing this feature in progress here: https://github.com/jywarren/...

30 comments » over 5 years ago

How to connect to a Vivitar $10 Walgreens camera

by warren almost 7 years ago | 0 | 0

Spectrometry UROP 4/20/11 update

by Alex-McCarthy almost 7 years ago | 0 | 2

Notes from 4-19 staff call

by gonzoearth almost 7 years ago | 0 | 2

Infrared camera hacking at Parts and Crafts

by warren almost 7 years ago | 0 | 0

Spectrometry UROP 4/16/11 update

by Alex-McCarthy almost 7 years ago | 0 | 2

Notes from Tues April 12 staff call

by warren almost 7 years ago | 0 | 2

Spectrometry UROP 4/8/11 update

by Alex-McCarthy almost 7 years ago | 0 | 2

Notes from Tuesday PLOTS staff call

by warren almost 7 years ago | 0 | 0

Spectrometry 1st week plan

by Alex-McCarthy almost 7 years ago | 0 | 2

Extra-slow SD cards for balloon mapping

by warren almost 7 years ago | 1 | 2

NDVI-NRG infrared tests from an airplane

by warren almost 7 years ago | 0 | 0

Live video NDVI with infrared-visible-video-kit

by warren almost 7 years ago | 0 | 2

Barataria Bay Flyover

by Adam-Griffith almost 7 years ago | 0 | 2

Port Sulphur reference map

by warren almost 7 years ago | 0 | 2

Quantify wetland from aerial UV photo

by cesarharada almost 7 years ago | 1 | 0

Third thermal photo

by warren almost 7 years ago | 0 | 0

Thermal photo 2

by warren almost 7 years ago | 0 | 0

First thermal photo

by warren almost 7 years ago | 0 | 0

Gowanus Canal balloon tests

by warren almost 7 years ago | 0 | 2

Guides wiki page

by warren almost 7 years ago | 0 | 2

Pyrex thermal infrared transmissivity

by warren almost 7 years ago | 0 | 0

Melexis thermometer sensitivity is 5.5 um to 15 um

by warren almost 7 years ago | 0 | 0

Roomba indoor air-quality sensing by RISD students

by warren almost 7 years ago | 0 | 2

NRG image of Lima from balloon

by warren almost 7 years ago | 1 | -1




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sandbox-2

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Lego Spectrometer

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Power Tags

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sandbox-3

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Advanced Grids

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Issue Brief Template

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test wiki page

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Facilitation

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kombucha leather

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kombucha leather

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Logo

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issue-template

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sandbox-3

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test wiki page

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