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. 2022 Dec 28;19(1):174–189. doi: 10.1021/acs.jctc.2c01031

Table 5. Errors (in kJ/mol) of Approximate CCSD(F12*)(T+) Energy Differences Using the NAF Approach in the CC Calculation with Various Thresholds (in a.u.) with Respect to CCSD(F12*)(T+) and CBS CCSD(T) (in Parentheses) Reference Values for the KAW Test Set.

    Threshold
Basis set Error 10–1 7.5 × 10–2 5 × 10–2 10–2 5 × 10–3
cc-pVDZ-F12 MAE 5.3 (7.3) 2.8 (5.5) 0.9 (4.1) 0.1 (3.5) 0.0 (3.5)
  RMS 6.7 (9.6) 4.9 (7.7) 1.2 (5.3) 0.1 (4.5) 0.0 (4.5)
  MAX 20.9(34.3) 22.5(27.3) 5.1(18.7) 0.3(18.8) 0.1(18.9)
cc-pVTZ-F12 MAE 1.3 (1.7) 0.2 (1.0) 0.1 (1.1) 0.0 (1.1) 0.0 (1.1)
  RMS 2.2 (2.7) 0.3 (1.3) 0.2 (1.4) 0.0 (1.4) 0.0 (1.4)
  MAX 10.2(13.5) 1.1 (4.0) 0.9 (3.2) 0.2 (3.9) 0.0 (3.9)
cc-pVQZ-F12 MAE 0.4 (0.7) 0.1 (0.4) 0.1 (0.5) 0.0 (0.5) 0.0 (0.5)
  RMS 0.6 (1.0) 0.2 (0.6) 0.1 (0.6) 0.0 (0.6) 0.0 (0.6)
  MAX 2.8 (3.4) 0.7 (1.9) 0.4 (1.9) 0.0 (1.9) 0.0 (2.0)