do_reac 12[mm] "Outer diameter, reactor" do_needle 4[mm] "Outer diameter, needle" wt_needle 0.5[mm] "Wall thickness, needle" wt_reac 0.8[mm] "Wall thickness, reactor" v_inlet 20[cm/s] "Inlet velocity" klH2_ads 0.3[m^3/mol] "Langmuir constant, A" cplH2_ads 0.02[mol/kg] "Adsorption maximum, A" kfH2_ads 2e-2[1/s] "Mass transfer constant, A" klO2_ads 0.2[m^3/mol] "Langmuir constant, B" cplO2_ads 0.01[mol/kg] "Adsorption maximum, B" kfO2_ads 2e-2[1/s] "Mass transfer constant, B" klH2O_ads 0.1[m^3/mol] "Langmuir constant, C" cplH2O_ads 0.01[mol/kg] "Adsorption maximum, C" kfH2O_ads 1e-2[1/s] "Mass transfer constant, C" cH_surf_scale 1E-6[mol/m^2] "Initial concentration, surface species" cH2O_surf_scale 1e-12[mol/m^2] "Initial concentration, absorbed species" cO_surf_scale 1E-8[mol/m^2] "Initial concentration, surface species" cOH_surf_scale 1E-11[mol/m^2] "Initial concentration, surface species" cRh_surf_scale 2.7E-5[mol/m^2] "Initial concentration, surface species"