A hierarchical family of global analytic Born–Oppenheimer potential energy surfaces for the H+H2 reaction ranging in quality from double-zeta to the complete basis set limit

2002 ◽  
Vol 116 (10) ◽  
pp. 4142-4161 ◽  
Author(s):  
Steven L. Mielke ◽  
Bruce C. Garrett ◽  
Kirk A. Peterson
Keyword(s):  
Potential Energy ◽  
Potential Energy Surfaces ◽  
Basis Set ◽  
Complete Basis ◽  
Double Zeta ◽  
Complete Basis Set ◽  
Complete Basis Set Limit ◽  
Energy Surfaces

scholarly journals Accurate global potential energy surface for the ground state of CH2+ by extrapolation to the complete basis set limit

RSC Advances ◽  
2018 ◽  
Vol 8 (25) ◽  
pp. 13635-13642 ◽  
Author(s):  
Lu Guo ◽  
Hongyu Ma ◽  
Lulu Zhang ◽  
Yuzhi Song ◽  
Yongqing Li
Keyword(s):  
Potential Energy ◽  
Potential Energy Surface ◽  
Ground State ◽  
Energy Surface ◽  
Correlation Energy ◽  
Basis Set ◽  
Basis Sets ◽  
Complete Basis ◽  
Complete Basis Set ◽  
Complete Basis Set Limit

A full three-dimensional global potential energy surface is reported for the ground state of CH2+ by fitting accurate multireference configuration interaction energies calculated using aug-cc-pVQZ and aug-cc-pV5Z basis sets with extrapolation of the electron correlation energy to the complete basis set limit.

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