serif::dimensions::runtime serif::dimensions::runtime::RuntimeQuantityValue serif::dimensions::runtime::RuntimeRelationDescriptor serif::dimensions::runtime::ThermodynamicQuantityID RuntimeIdentifiedThermodynamicQuantity Quantity Quantity ThermodynamicQuantityID ThermodynamicQuantityID serif::dimensions::runtime::thermodynamicQuantityID thermodynamicQuantityID serif::dimensions::runtime::thermodynamicQuantityID {std::string_view{Quantity::identifier}} Extract a compile time identifier from a thermodynamic quantity and project it into a runtime string_view. Quantity Type which RuntimeIdentifiedThermodynamicQuantity allows