Notes tagged with spectrometer

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Replicating the Grading of oils with UV Fluorescence on other cameras pt 1

by mathew | about 13 hours ago | 3 | 86 views | 0

What I want to do replicate the results of my previous note using different other cameras. I wa...

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Grading oils with UV fluorescence

by mathew | 3 days ago | 5 | 122 views | 0

What I want to do I want to be able to grade oils from light to heavy. I'm going to use a means ...

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LEAFFEST 2014 accounting

by cfastie | 4 days ago | 6 | 269 views | 8

. 18 LEAFFEST attendees . 10 tents on lawn . 50 % of attendees at their first LEAFFEST . ...

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Laser Pointers and the LIF Literature

by mathew | 5 days ago | 0 | 203 views | 1

*LIF stands for Laser Induced Fluorescence. What I want to do I want to answer three questions ...

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Webcam brightness testing for Oil Testing Kit

by warren | 10 days ago | 7 | 214 views | 2

What I want to do We've had trouble getting bright enough spectra in the Oil Testing Kit with th...

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Fluorescence spectroscopy with the foldup + gelcap

by mathew | 10 days ago | 4 | 225 views | 1

What I want to do See bright fluorescence spectra with a fold up. My attempt and results While...

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Using Gelatin Caps for oil fluorescence

by mathew | 18 days ago | 14 | 311 views | 2

What I want to do see if we use gelatin caps as sample containers. They cost a few cents each, ...

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ramanPi - The 3D Printable Raspberry Pi Raman Spectrometer

by flatCat | 24 days ago | 12 | 1,121 views | 3

What I want to do: Build a Raman Spectrometer based on a Raspberry Pi, make it 3D Printable and ...

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Clips for the next spectrometer, pt 2

by mathew | 24 days ago | 3 | 425 views | 1

What I want to do try out some clips I bought and figure how they fit in a new spectrometer desi...

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3D Printed CCD Spectrometer (WheeTrometer 3.0)

by bhickman | 26 days ago | 3 | 587 views | 6

What we want to do: We want to provide an open source and affordable CCD photodiode array spectr...

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L E A F F E S T

by cfastie | 28 days ago | 4 | 794 views | 4

Above: Group aerie at LEAFFEST 2012. WHAT: An annual meetup to refine Public Lab tools and bra...

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Clips for the next spectrometer

by mathew | about 1 month ago | 4 | 380 views | 1

What I want to do find and test a clip that works with the bench design @warren and I brainstorm...

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Ultra micro cuvette tests, UV LED and low-temperature fluorescence

by warren | about 1 month ago | 1 | 1,281 views | 0

What I want to do Just posting a variety of small tests I've done over the past few days, based ...

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Continued literature review for the Oil Testing Kit

by warren | about 1 month ago | 4 | 367 views | 2

What I want to do I've been reading and annotating a collection of formal research papers on flu...

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Sample container search

by warren | about 1 month ago | 12 | 303 views | 0

What I want to do The square glass bottles we've used for fluorescence spectroscopy are sold out...

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Increasing brightness of fluorescence spectra

by warren | about 1 month ago | 7 | 266 views | 0

What I want to do We had some trouble at the recent oil testing kit meetup in New Orleans in get...

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Working Oil Testing Event Guide

by stevie | about 1 month ago | 2 | 322 views | 1

This post is a working document on the developing Oil Testing Kit Event Guide. I expect it to cha...

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Survey of different kinds of fluorescence spectrometry, optimizing intensity

by warren | about 1 month ago | 13 | 911 views | 1

Jargon Learning more about different types of fluorescence spectroscopy -- a common type for oil...

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Visible-range fluorescence fingerprinting of heating and motor oil

by warren | about 1 month ago | 1 | 268 views | 1

I forwarded this 1992 article, "Fingerprinting petroleum contamination using synchronous scanning...

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Homemade Colorimeter (determine the concentration of a sample)

by homechemist | about 1 month ago | 10 | 641 views | 2

What i want to do? The aim of this project is to develop a simple but accurate gadget for the de...

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State of the Science: The Oil Testing Kit

by mathew | about 1 month ago | 2 | 507 views | 3

What we want to do I sat down with @warren to record a video presentation on the state of the oi...

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Karen's comments on the spectrometer instructions

by mathew | about 1 month ago | 1 | 322 views | 0

Karen assembled a desktop spectrometer and commented the instructions during our 7/31 workshop.

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Hardware design work for the Oil Testing Kit

by mathew | about 1 month ago | 13 | 370 views | 1

A hardware sketch of our favorite configuration is above. _This is a jointly authored research no...

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Recap: July 31 New Orleans oil testing meetup

by stevie | about 1 month ago | 24 | 446 views | 3

Last night we held a meetup (organized by Stevie) to work on the emerging Oil Testing Kit with fo...

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Equalizing area of spectral graphs for comparison

by warren | about 1 month ago | 0 | 293 views | 2

What I want to do During the development of testing techniques with spectrometers in the Public ...

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Spec Cam to Infragram w/the flip of filter? (Rosco "Fire" #19)

by Natalie | about 1 month ago | 16 | 628 views | 0

What I want to do I would like to see if the "low-cost" webcam we are using currently for our De...

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Accuracy of assembled Desktop Spectrometry kit?

by WhiteRabbit | about 1 month ago | 7 | 308 views | 1

How accurate are the data plots produced by the Desktop Spectrometer Kit?

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Spectrometer on a chip

by WhiteRabbit | about 1 month ago | 2 | 367 views | 1

I ran across this all-in-one chip while I was just now looking into filter wheels, and I thought ...

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Detection of Added Sugar in Red Wine Using Visual Light Spectroscopy

by ygzstc | 2 months ago | 12 | 898 views | 6

Introduction Naturally occurring sugar is the sugar found in whole, unprocessed foods, such as m...

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A Retrospective of Spectrometer Design Ideas 2011-2014

by mathew | 2 months ago | 0 | 674 views | 0

Here is a history of public lab spectrometer research ideas up to the present. There is really n...

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