Table 1: Fitting coefficients ci (cm3 s-1 K1.5) and Ei (K), for Eq. (10), for DR via $\Delta n_{\rm c}=0$ core excitations, for N-like ions forming O-like ions. X(Y) means $X\times 10^Y$.
Ion c1 c2 c3 c4 c5 E1 E2 E3 E4 E5
O+ 1.263(-4) 1.263(-4) 1.263(-4) 1.263(-4) 1.263(-4) 1.715(+5) 1.715(+5) 1.715(+5) 1.715(+5) 1.715(+5)
F2+ 7.128(-6) 8.956(-4) 8.963(-4) 8.964(-4) 6.422(-4) 9.278(+3) 2.048(+5) 2.057(+5) 2.060(+5) 2.616(+5)
Ne3+ 1.364(-5) 3.784(-5) 2.040(-3) 2.237(-3) 2.097(-3) 1.270(+3) 3.053(+4) 2.401(+5) 2.408(+5) 3.018(+5)
Na4+ 1.431(-4) 2.151(-3) 2.522(-3) 2.522(-3) 2.522(-3) 2.488(+4) 2.589(+5) 3.134(+5) 3.134(+5) 3.134(+5)
Mg5+ 6.454(-5) 3.974(-4) 5.023(-3) 4.863(-3) 3.556(-3) 1.131(+4) 5.029(+4) 3.171(+5) 3.190(+5) 4.237(+5)
Al6+ 3.623(-5) 8.110(-4) 5.601(-3) 5.842(-3) 5.848(-3) 1.975(+3) 3.946(+4) 3.372(+5) 4.084(+5) 4.104(+5)
Si7+ 5.484(-5) 1.670(-4) 1.009(-3) 2.105(-2) 1.749(-4) 2.887(+3) 2.347(+4) 1.099(+5) 4.273(+5) 1.470(+6)
P8+ 2.462(-4) 1.802(-3) 6.819(-3) 9.331(-3) 9.330(-3) 1.004(+4) 8.336(+4) 3.967(+5) 4.993(+5) 5.008(+5)
S9+ 1.531(-3) 2.514(-3) 9.473(-3) 1.057(-2) 9.443(-3) 2.520(+4) 1.052(+5) 5.167(+5) 5.167(+5) 5.167(+5)
Cl10+ 6.761(-4) 2.269(-3) 9.156(-3) 1.305(-2) 1.308(-2) 5.502(+3) 9.248(+4) 4.138(+5) 5.987(+5) 6.035(+5)
Ar11+ 1.960(-4) 1.920(-3) 4.539(-3) 3.744(-2) 9.980(-5) 5.722(+3) 6.216(+4) 2.016(+5) 6.153(+5) 3.146(+7)
Ca13+ 2.351(-4) 2.886(-3) 6.875(-3) 2.288(-2) 2.559(-2) 5.680(+3) 3.524(+4) 1.740(+5) 6.057(+5) 7.831(+5)
Ti15+ 3.372(-4) 1.286(-3) 7.356(-3) 1.405(-2) 4.969(-2) 2.543(+3) 2.125(+4) 1.167(+5) 4.196(+5) 8.574(+5)
Cr17+ 2.305(-3) 8.774(-3) 1.406(-2) 3.658(-2) 2.933(-2) 1.303(+4) 5.568(+4) 2.853(+5) 9.206(+5) 9.206(+5)
Fe19+ 2.636(-7) 3.882(-3) 8.495(-3) 2.381(-2) 7.160(-2) -2.522(+4) 8.935(+3) 6.803(+4) 3.126(+5) 1.053(+6)
Ni21+ 1.613(-3) 4.402(-3) 1.587(-2) 2.769(-2) 8.358(-2) 2.438(+3) 4.493(+4) 1.194(+5) 4.243(+5) 1.207(+6)
Zn23+ 1.258(-3) 1.196(-2) 3.141(-2) 5.950(-2) 5.330(-2) 7.705(+3) 5.639(+4) 2.391(+5) 9.261(+5) 1.572(+6)
Kr29+ 7.510(-3) 4.309(-2) 8.645(-2) 8.063(-2) 6.544(-2) 3.758(+4) 1.931(+5) 6.555(+5) 2.037(+6) 2.037(+6)
Mo35+ 2.236(-2) 1.406(-1) 1.378(-1) 1.411(-1) 7.673(-3) 2.307(+5) 6.230(+5) 2.499(+6) 2.499(+6) 8.858(+6)
Xe47+ 8.164(-2) 5.930(-2) 1.752(-1) 4.141(-1) 3.263(-1) 2.840(+4) 1.271(+5) 1.189(+6) 3.354(+6) 6.711(+6)


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