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. Author manuscript; available in PMC: 2019 May 31.
Published in final edited form as: Chem Commun (Camb). 2018 May 31;54(45):5716–5719. doi: 10.1039/c8cc01391h

Fig. 2.

Fig. 2

Temperature programmed desorption (TPD) profiles recorded via PI-ReTOF-MS for (a) m/z = 78 (PH3-CO2 system, PI = 10.86 eV), (b) m/z = 79 (PH3-13CO2 system, PI = 10.86 eV), (c) m/z = 82 (PH3-C18O2 system, PI = 10.86 eV), (d) m/z = 78 (blank PH3-CO2, PI = 10.86 eV), and (e) m/z = 78 (PH3-CO2 system, PI = 9.60 eV).