High-precision simultaneous 18O/16O, 13C/12C and 17O/16O analyses for ug quantities
of CaCO3 by tunable infrared laser absorption spectroscopy
Saburo Sakai, Shinichi Matsuda, Toshihide Hikida, Akio Shimono, Barry J. McManus, Mark
S. Zahniser, David D. Nelson, David Dettman, Danzhou Yang, and Naohiko Ohkouchi
Analytical Chemistry, in press
http://pubs.acs.org/doi/abs/10.1021/acs.analchem.7b03582
This is so cool.