(𝒜) | Permeability coefficient or gravity term | [LT |

( | Constant | [L |

( | Parameter | [L |

( A) | Cross section of the infiltrometer cylinder/control volume cross section | [L |

( | Constant | [1] |

( | Parameter | [1] |

( | Biot number, where $Bi=\frac{{k}_{th\left(s\right)}\ast {V}_{s}}{{\lambda}_{s}\ast A}$ heat transfer phenomena dimensionless quantity | [1] |

( | Specific capacity in Richards’ equation, as given in [37] | [L |

( C) _{w} | Specific heat capacity (mean) ) denotes ‘as regards the water’ _{w} | [M∙L |

( | Constant | [M∙L |

( | Parameter | [1] |

( | Capillary number, where $Ca=\frac{\mu \ast {v}_{z}}{\gamma}$ (Schluberger Oil Field Glossary) | [1] |

( | Concentration molecular initial | [L |

( | Shear modulus/elastic tensor | [M∙L |

( | Diffusivity/Hydraulic diffusivity | [L |

( | See thermal diffusivity | [L |

( $\frac{\text{d}{C}_{i}}{\text{d}t}$ ) | Chemical reaction rate | [L |