Extending the random phase approximation with renormalized ...

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Beyond RPA It should be possible to improve RPA by including a simple exchange-correlation kernel in the response function:
Beyond RPA It should be possible to improve RPA by including a simple exchange-correlation kernel in the response function: The simplest one can think of is the adiabatic LDA kernel Furthermore, we only include exchange since Such an approximation worsens results significantly! [F. Furche and T. van Voorhis, JCP 122 164106 (2005)]
Page 1 and 2: Beyond the Random Phase Approximati
Page 3 and 4: Correlation energy from ACDFT The e
Page 5 and 6: Correlation energy from ACDFT The e
Page 7 and 8: RPA Correlation energy RPA gives an
Page 9 and 10: Cohesive energies of solids PBE: ME
Page 11: Pros and cons in RPA The RPA correl
Page 15 and 16: Homogeneous Electron Gas If we make
Page 17 and 18: ALDA The procedure can be generaliz
Page 19 and 20: Instead we take =[ rALDA f Hx Spin
Page 21 and 22: ALDA The rALDA kernel has been impl
Page 23 and 24: Numbers are in kcal/mol = 43 meV rA
Page 25 and 26: ALDA - solids The two-point density
Page 27 and 28: ALDA - Static Correlation Dissociat
Page 29: Summary and Outlook Compared to RPA

Extending the random phase approximation with renormalized ...

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