bunch of intro stuff
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Measure CO2 – Part 0 Introduction
I want to discuss a project I found interesting from both a geophysics and instrumentation development points of view … […]
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Measure CO2 – Part 1
I’ve been interested in geophysical instrumentation for many decades now. One of the first projects of my career involved building […]
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Measure CO2 – Part 2 Considerations of Measurement
Optical methods. Aircraft-based instrument platform. The Platform Keep it basic. Aircraft travels 200 m/s (447 mph) in x-direction at an […]
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Measure CO2 – Part 2 Considerations of Measurement
Optical methods. Aircraft-based instrument platform. The Platform Keep it basic. Aircraft travels 200 m/s (447 mph) in x-direction at an […]
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Measure CO2 – Part 3 – The Source & Detector
It’s hard to talk of one without considering the other. A proper absorption wavelength of the laser needs to be […]
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Measure CO2 – Part 4 Differential Beam
Goal Determine in-situ atmospheric gas concentration using low-frequency differential continuous-wave laser measurements. Theoretical Basis Atmospheric gases absorb laser light […]
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Measure CO2 – Part 5 Atmosphere Model
The Ideal Gas Law & Density The number density of a atmospheric species is the number of molecules of that […]
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Measure CO2 – Part 5a CO2 Measurement Parameters
I spent an entire article discussing atmospheric models … but that only forms the foundation for defining the parameters of […]
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Measure CO2 – Part 6 Reflection
The concentration of CO2 in the atmosphere doesn’t vary greatly in terms of signal magnitude. Of more significance will be […]
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Measure CO2 – Part x System
Most of my discussion to this point could be characterized as “science” – What am I trying to measure? What […]