A high-precision isotopic CO<sub>2</sub> measurement system is being developed that removes effects from pressure, temperature and moisture, and that has characteristics suitable for field deployable instrumentation. Early work exhibits a precision of 0.4‰.
© 2012 OSA
A. Gomez and J. A. Silver, "High-Precision Instrumentation for CO<sub>2</sub> Isotope Ratio Measurements," in Lasers, Sources, and Related Photonic Devices, OSA Technical Digest (CD) (Optical Society of America, 2012), paper LM2B.4.