For complete transparency and to encourage cooperation in research, all my code is freely available here or on Github.
Planetary Atmosphere, Crust, and MANtle (PACMAN) Geochemical Evolution Code:
Krissansen-Totton, J. and Fortney, J. J. (2022). Predictions for Observable Atmospheres of Trappist-1 Planets from a Fully Coupled Atmosphere–Interior Evolution Model. The Astrophysical Journal. Code available here.
Krissansen-Totton, J., Fortney, J. J., Nimmo, F. (2021). Was Venus ever habitable? Constraints from a coupled interior-atmosphere-redox evolution model. PSJ. Code available here.
Krissansen-Totton, J., Fortney, J. J., Nimmo, F., Wogan, N. (2021). Oxygen false positives on habitable zone planets around sun-like stars. AGU Advances, 2, e2020AV000294. DOI: 10.1029/2020AV000294. Code available here.
Thermodynamic Disequilibrium Code:
Krissansen-Totton, J., S. Olson, D. C Catling (2018). Disequilibrium biosignatures over Earth history and implications for detecting exoplanet life, Science Advances, 4, eaao5747, DOI:10.1126/sciadv.aao5747. Multiphase equilibrium source code and thermodynamic databases used in this manuscript are available here.
Krissansen-Totton, J., D. Bergsman, D. C. Catling (2016), On detecting biospheres from chemical thermodynamic disequilibrium in planetary atmospheres, Astrobiology, 16, 39-67. Gas phase disequilibrium source code and thermodynamic databases used in this manuscript are available here.
Carbon Cycle Code:
Krissansen-Totton, J. and D. C. Catling (2020). A coupled carbon-silicon cycle model over Earth history: Reverse weathering as a possible explanation of a warm mid-Proterozoic climate. Earth & Planetary Science Letters, 537: DOI: 10.1016/j.epsl.2020.116181. Code for the carbon cycle model with reverse weathering and the sediment diagenesis model are available here.
Krissansen-Totton, J., G. Arney, D. C Catling (2018). Constraining the climate and ocean pH of the early Earth with a geological carbon cycle model, Proceedings of the National Academy of Sciences USA, DOI:10.1073/pnas.1721296115. Carbon cycle code is available on Github.
Krissansen-Totton, J. and D. C. Catling (2017). Constraining climate sensitivity and continental versus seafloor weathering using an inverse geological carbon cycle model, Nature Communications, DOI:10.1038/NCOMMS15423. Carbon cycle code and geochemical data used in this manuscript are freely available here. An updated version of the code is available on Github.
Carbon Isotope Analysis:
Krissansen-Totton, J., R. Buick, D. C. Catling (2015). A statistical analysis of the carbon isotope record from the Archean to Phanerozoic and implications for the rise of oxygen, American Journal of Science, 315 (4), 275-316. The isotopic data and source code used in this manuscript are available here.
Krissansen-Totton, J. and Fortney, J. J. (2022). Predictions for Observable Atmospheres of Trappist-1 Planets from a Fully Coupled Atmosphere–Interior Evolution Model. The Astrophysical Journal. Code available here.
Krissansen-Totton, J., Fortney, J. J., Nimmo, F. (2021). Was Venus ever habitable? Constraints from a coupled interior-atmosphere-redox evolution model. PSJ. Code available here.
Krissansen-Totton, J., Fortney, J. J., Nimmo, F., Wogan, N. (2021). Oxygen false positives on habitable zone planets around sun-like stars. AGU Advances, 2, e2020AV000294. DOI: 10.1029/2020AV000294. Code available here.
Thermodynamic Disequilibrium Code:
Krissansen-Totton, J., S. Olson, D. C Catling (2018). Disequilibrium biosignatures over Earth history and implications for detecting exoplanet life, Science Advances, 4, eaao5747, DOI:10.1126/sciadv.aao5747. Multiphase equilibrium source code and thermodynamic databases used in this manuscript are available here.
Krissansen-Totton, J., D. Bergsman, D. C. Catling (2016), On detecting biospheres from chemical thermodynamic disequilibrium in planetary atmospheres, Astrobiology, 16, 39-67. Gas phase disequilibrium source code and thermodynamic databases used in this manuscript are available here.
Carbon Cycle Code:
Krissansen-Totton, J. and D. C. Catling (2020). A coupled carbon-silicon cycle model over Earth history: Reverse weathering as a possible explanation of a warm mid-Proterozoic climate. Earth & Planetary Science Letters, 537: DOI: 10.1016/j.epsl.2020.116181. Code for the carbon cycle model with reverse weathering and the sediment diagenesis model are available here.
Krissansen-Totton, J., G. Arney, D. C Catling (2018). Constraining the climate and ocean pH of the early Earth with a geological carbon cycle model, Proceedings of the National Academy of Sciences USA, DOI:10.1073/pnas.1721296115. Carbon cycle code is available on Github.
Krissansen-Totton, J. and D. C. Catling (2017). Constraining climate sensitivity and continental versus seafloor weathering using an inverse geological carbon cycle model, Nature Communications, DOI:10.1038/NCOMMS15423. Carbon cycle code and geochemical data used in this manuscript are freely available here. An updated version of the code is available on Github.
Carbon Isotope Analysis:
Krissansen-Totton, J., R. Buick, D. C. Catling (2015). A statistical analysis of the carbon isotope record from the Archean to Phanerozoic and implications for the rise of oxygen, American Journal of Science, 315 (4), 275-316. The isotopic data and source code used in this manuscript are available here.
