Notes tagged with spectrometer

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a history of crediting contributions

by mathew 3 days ago | 2 | 265 views | 2

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

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Link to: An introduction to the use of fluorescence spectroscopy in inorganic analysis

by Frikkie 10 days ago | 0 | 252 views | 1

This is some very useful info: www.perkinelmer.co.kr/files/fluorescence_inorganic.pdf

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Baffle for Spectrometer 3.0

by ke4rjg 12 days ago | 3 | 341 views | 2

Sometimes, scattered light can degrade the contrast of the spectrum, particularly if you are obse...

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PLab 3 Gain Correction

by stoft 23 days ago | 5 | 369 views | 2

In a previous note ( http://publiclab.org/notes/stoft/02-25-2015/plab-spectrometer-gain-correcti...

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Gulf Coast: Build your own spectrometer event!

by stevie 24 days ago | 0 | 433 views | 1

Public Lab and IDIYA are hosting a “Build your own spectrometer” event! Colored light is given o...

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Multi parameter analysis using a DIY Spectrometer

by Frikkie 24 days ago | 4 | 559 views | 4

A colorimeter, flame photometer and conductivity meter all in one. A few years back I got fas...

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PLab 3 Spectrometer Upgrade Prototype

by stoft 27 days ago | 6 | 538 views | 3

Even though the ink is barely dry on the new manuals for the PLab 3.0 Spectrometer Kit, I'd like ...

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CFL Cal Error Explained

by stoft 27 days ago | 2 | 405 views | 1

The PLab spectrometer can be, and should be, calibrated for wavelength. Presently this can be acc...

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Optimal Slit Width

by stoft 28 days ago | 0 | 419 views | 1

The PLab spectrometers use a thin slit to provide pseudo-collimated light which has been effectiv...

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PLab 3 Sanm Camera Focus

by stoft about 1 month ago | 0 | 366 views | 2

There has been continuing discussion about PLab spectrometer camera focus since poor focus can ad...

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PLab Spectrometer Gain-Correction

by stoft about 1 month ago | 6 | 356 views | 3

Calibrating the PLab spectrometer for absolute intensity will likely remain a difficult and expen...

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Planning for Spectral Workbench 2.0

by warren about 1 month ago | 18 | 659 views | 4

Hello Spectral Workbench community! Do you wish you could do more with Spectral Workbench? Do y...

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Working with the Spec. 3.0!

by stevie about 1 month ago | 4 | 663 views | 4

I was interested in testing out the new Public Lab Desktop Spectrometry Kit 3.0 and was excited t...

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Adjustment of slit in Gullaume123 spectrometer

by Guillaume123 2 months ago | 1 | 490 views | 3

As promised, here are the details of the slit adjustment of my spectrometer. The clips have notes...

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Spectrometer for analysing garden soil

by Guillaume123 2 months ago | 8 | 727 views | 3

I am new to this game and have already made one mistake. I hope that this effort gets published. ...

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shortlinks: putting contributors directly on a kit

by mathew 2 months ago | 3 | 597 views | 2

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

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Preparing a DVD-R to act as a diffraction grating

by MrBumper 3 months ago | 9 | 1,566 views | 2

Main image - A segment of a DVD-R bottom layer with the photo-reactive dye removed See also - ht...

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Question: Spectrometer Desing

by Deforme 3 months ago | 2 | 755 views | 1

Let's think, we have a detector array (128x1 and each cmos detector responds 400 to 1000 nm TSL14...

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a paper spectrometer design, pt 2

by mathew 4 months ago | 11 | 1,751 views | 3

What I want to do This is a substantial revision to an earlier design, which integrated a bunch ...

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Low-cost multimeter colorimeter

by jakemartin 4 months ago | 4 | 1,043 views | 2

What I want to do Make low cost quantitative measurements of the concentration of chemicals in s...

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a paper spectrometer design

by mathew 5 months ago | 7 | 1,383 views | 3

What I want to do build a spectrometer that doesn't use a conduit box, out of mostly paper and c...

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CFL detection by contrast, for auto-calibration

by warren 5 months ago | 0 | 802 views | 0

What I want to do I was thinking we might be able to do a crude but very fast CFL detection by m...

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Passing Light Through an Object.

by amysoyka 5 months ago | 0 | 949 views | 1

What I wanted to do Related Posts: http://publiclab.org/notes/amysoyka/10-07-2014/a-lil-box-for-...

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Spectral Workbench previewing and clipping warnings

by warren 5 months ago | 1 | 1,947 views | 2

Just a quick update here - I added a webcam preview to the capture interface (see above) as well ...

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Quantifying reflector brightness assistance

by warren 5 months ago | 1 | 638 views | 1

What I want to do At the New Orleans oil testing meetup, started using reflective foil mylar (li...

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shorter spectrometer geometry with two slits?

by mathew 6 months ago | 3 | 886 views | 2

What I want to do answer two questions: Can straylight be eliminated in a simple spectrometer se...

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PVC Pipe Fitting Modification to 3D Printed Body

by bsugar 6 months ago | 1 | 1,361 views | 2

Special thanks to a friend at my local hometown library for her help in making this possible, and...

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A Lil' Box for the Oil Testing Kit. (Incomplete)

by amysoyka 6 months ago | 7 | 671 views | 3

Oil Testing Kit from a sheet of A4 Paper? (kind of...) Sometime ago, @warren and @mathew were tr...

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Public Lab Launches a Kickstarter for a Homebrew Oil Testing Kit

by liz 6 months ago | 1 | 1,639 views | 1

NEWS RELEASE FOR IMMEDIATE RELEASE September 24, 2014 Public Lab Launches a Kickstarter for a Ho...

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Oil fluorescence scanning on an Ocean Optics spectrometer

by warren 6 months ago | 2 | 1,045 views | 1

What I want to do At LEAFFEST 2014, Mary, Luisa, and others reproduced the kind of fluorescence ...

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