petitRADTRANS.chemistry.vapour_pressures ======================================== .. py:module:: petitRADTRANS.chemistry.vapour_pressures .. autoapi-nested-parse:: This module provides vapor pressure curves for various condensate species. Functions --------- .. autoapisummary:: petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_fe_solid petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_fe_liquid petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_mgsio3 petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_mg2sio4 petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_na2s petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_kcl petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_sio petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_tio2 petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_cr petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_zns petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_nh3 petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_mns petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_h2o petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_ch4 petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_al2o3 petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_catio3 petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_caal12o19 petitRADTRANS.chemistry.vapour_pressures.vapour_pressure_sio2 Module Contents --------------- .. py:function:: vapour_pressure_fe_solid(temperature) .. py:function:: vapour_pressure_fe_liquid(temperature) .. py:function:: vapour_pressure_mgsio3(temperature) .. py:function:: vapour_pressure_mg2sio4(temperature, metallicity=None) Total pressure of condensation, not the species' vapor pressure like for most of the other species. .. py:function:: vapour_pressure_na2s(temperature, metallicity=0.0, na2s_mass_fraction=None, mmw=2.33) .. py:function:: vapour_pressure_kcl(temperature) Notes ----- .. [1] Morley, C.~V., Fortney, et a. 2012. Neglected Clouds in T and Y Dwarf Atmospheres. The Astrophysical Journal 756. doi:10.1088/0004-637X/756/2/172 .. [2] Lodders, K. 1999. Alkali Element Chemistry in Cool Dwarf Atmospheres. The Astrophysical Journal 519, 793–801. doi:10.1086/307387 .. py:function:: vapour_pressure_sio(temperature) .. py:function:: vapour_pressure_tio2(temp, metallicity=0) Compute vapor pressure curve for TiO2. Args: temp: float or ndarray Temperature (K) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Marley M. S., Saumon D., Visscher C., Lupu R., Freedman R., Morley C., Fortney J. J., et al., 2021, ApJ, 920, 85. doi:10.3847/1538-4357/ac141d [2] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract .. py:function:: vapour_pressure_cr(temp, metallicity=0) Compute vapor pressure curve for Cr. Args: temp: float or ndarray Temperature (K) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Morley, Caroline V., et al. "Neglected clouds in T and Y dwarf atmospheres." The Astrophysical Journal 756.2 (2012): 172. .. py:function:: vapour_pressure_zns(temp, metallicity=0) Compute vapor pressure curve for ZnS. Args: temp: float or ndarray Temperature (K) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Morley, Caroline V., et al. "Neglected clouds in T and Y dwarf atmospheres." The Astrophysical Journal 756.2 (2012): 172. [2] Visscher, Channon, Katharina Lodders, and Bruce Fegley Jr. "Atmospheric chemistry in giant planets, brown dwarfs, and low-mass dwarf stars. II. Sulfur and phosphorus." The Astrophysical Journal 648.2 (2006): 1181. [3] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract .. py:function:: vapour_pressure_nh3(temp, metallicity=0) Compute vapor pressure curve for NH3. Args: temp: float or ndarray Temperature (K) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Lodders, K. & Fegley, B. 1998, The planetary scientist's companion / Katharina Lodders, Bruce Fegley. New York: Oxford University Press, 1998. QB601 .L84 1998 [2] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract .. py:function:: vapour_pressure_mns(temp, metallicity=0) Compute vapor pressure curve for MnS. Args: temp: float or ndarray Temperature (K) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Morley, Caroline V., et al. "Neglected clouds in T and Y dwarf atmospheres." The Astrophysical Journal 756.2 (2012): 172. [2] Visscher, Channon, Katharina Lodders, and Bruce Fegley Jr. "Atmospheric chemistry in giant planets, brown dwarfs, and low-mass dwarf stars. II. Sulfur and phosphorus." The Astrophysical Journal 648.2 (2006): 1181. [3] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract .. py:function:: vapour_pressure_h2o(temp, do_buck=True, metallicity=0) Compute vapor pressure curve for H2O. Args: temp: float or ndarray Temperature (K) do_buck: bool If True, use Buck (1981) expression. If False, use Wexler's. metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Lodders, K. & Fegley, B. 1998, The planetary scientist's companion / Katharina Lodders, Bruce Fegley. New York: Oxford University Press, 1998. QB601 .L84 1998 [2] Buck, Arden L. "New equations for computing vapor pressure and enhancement factor." Journal of Applied Meteorology and Climatology 20.12 (1981): 1527-1532. [3] Flatau, Piotr J., Robert L. Walko, and William R. Cotton. "Polynomial fits to saturation vapor pressure." Journal of Applied Meteorology 31.12 (1992): 1507-1513. [4] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract .. py:function:: vapour_pressure_ch4(temp, metallicity=0) Compute vapor pressure curve for CH4. Args: temp: float or ndarray Temperature (K) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Lodders, K. & Fegley, B. 1998, The planetary scientist's companion / Katharina Lodders, Bruce Fegley. New York: Oxford University Press, 1998. QB601 .L84 1998 [2] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract .. py:function:: vapour_pressure_al2o3(temp, metallicity=0) Compute vapor pressure curve for Al2O3. Args: temp: float or ndarray Temperature (K) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Wakeford, Hannah R., et al. "High temperature condensate clouds in super-hot Jupiter atmospheres." Monthly Notices of the Royal Astronomical Society (2016): stw2639. [2] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract .. py:function:: vapour_pressure_catio3(temp, p, metallicity=0) Compute vapor pressure curve for CaTiO3. Args: temp: float or ndarray Temperature (K) p: float Pressure (dyne/cm^2) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Wakeford, Hannah R., et al. "High temperature condensate clouds in super-hot Jupiter atmospheres." Monthly Notices of the Royal Astronomical Society (2016): stw2639. [2] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract .. py:function:: vapour_pressure_caal12o19(temp, p, metallicity=0) Compute vapor pressure curve for CaAl12O19. Args: temp: float or ndarray Temperature (K) p: float Pressure (dyne/cm^2) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Wakeford, Hannah R., et al. "High temperature condensate clouds in super-hot Jupiter atmospheres." Monthly Notices of the Royal Astronomical Society (2016): stw2639. [2] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract .. py:function:: vapour_pressure_sio2(temp, metallicity=0) Compute vapor pressure curve for SiO2. Args: temp: float or ndarray Temperature (K) metallicity: float Metallicity relative to solar in log10 units (default: 0 = 1X solar) Returns: float or ndarray Vapor pressure in dyne/cm^2 References: [1] Virga: https://github.com/natashabatalha/virga/ Moran et al. 2025 https://ui.adsabs.harvard.edu/abs/2025ApJ...994..116M/abstract Notes: PLACEHOLDER: Not suited yet for public use.