18.1.35 THGFL:

D. J. Tozer, N. C. Handy and W. H. Green, Chem. Phys. Lett. 273, 183 (1997)

Density dependent first row exchange-correlation functional for closed shell systems.

$$K= \sum _{i=1}^{n}\omega_{{i}}R_{{i}} ,$$ (195)

where

$$n=4 ,$$ (196)

$$R_{{i}}=\rho_{\alpha}^{t_{{i}}}+\rho_{\beta} ^{t_{{i}}} ,$$ (197)

$$t = [7/6,4/3,3/2,5/3]$$ (198)

and

$$\omega = [- 1.06141, 0.898203,- 1.34439, 0.302369] .$$ (199)