Fig. 3

Correlation energy per electron of the homogeneous electron gas evaluated with RPA, ALDA\({}_{{\rm{x}}}\), and rALDA\({}_{{\rm{x}}}\). Reproduced with permission from ref., 27 copyright American Physical Society, 2012

Correlation energy per electron of the homogeneous electron gas evaluated with RPA, ALDA\({}_{{\rm{x}}}\), and rALDA\({}_{{\rm{x}}}\). Reproduced with permission from ref., 27 copyright American Physical Society, 2012