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Measuring blue food dye in sports drinks

Measuring blue food dye in sports drinks

Goal: Use the Open Colorimeter to experimentally calculate the molar extinction coefficient of FD&C Blue #1 Beer’s Law states that absorbance of a sample (Abs) depends on the molar concentration (c), light path length in centimeters (l), and molar extinction coefficient (ε) for the dissolved substance at
Joanne Long Oct 3, 2022
Open Colorimeter hardware and testing

Open Colorimeter hardware and testing

Open Colorimeter with Beer's Law experiments & measuring food dyes in drinks
Joanne Long, William Dickson Sep 28, 2022
Characterizing LEDs and sample absorbance spectra with a USB spectrometer

Characterizing LEDs and sample absorbance spectra with a USB spectrometer

Characterizing LEDs and sample absorbance spectra with a USB spectrometer
Joanne Long, William Dickson Sep 21, 2022
New Rodeostat enclosure

New Rodeostat enclosure

Highlighting a new 3D-printed enclosure and a new 50K dummy cell.
Joanne Long, William Dickson Sep 14, 2022
Open Colorimeter hardware design update

Open Colorimeter hardware design update

Design of a new 3D-printed enclosure for the Open Colorimeter using FreeCAD
Joanne Long, William Dickson Sep 7, 2022
Rodeostat Publications

Rodeostat Publications

Chronological list of peer-reviewed publications and conference proceedings using Rodeostat open source potentiostat.
IO Rodeo Sep 2, 2022
Rodeostat in peer-reviewed publications

Rodeostat in peer-reviewed publications

Highlighting ways the Rodeostat open source potentiostat has been used in science research and education
Joanne Long, William Dickson Aug 31, 2022

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