The potential energy curve for the X1Σg+ state of Mg2 calculated with many‐body perturbation theory
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- Type
- article
- Published
- 1978-03-01
- Cited by
- 96
- References
- 26
- OpenAlex
- https://openalex.org/W2030012815
- Semantic Scholar
- https://api.semanticscholar.org/CorpusID:95896372
Keywords
Perturbation theory (quantum mechanics), Physics, Degenerate energy levels, Quantum mechanics, Electronic correlation
References
- Electron correlation in small molecules
- Methods of Electronic Structure Theory
- The electronic structure of the ground and excited states of Mg+2 and Mg2
- Ab initio effective core potentials: Reduction of all-electron molecular structure calculations to calculations involving only valence electrons
- Accurate calculation of the attractive interaction of two ground state helium atoms
- TWO-BODY FORCES AND NUCLEAR SATURATION. III. DETAILS OF THE STRUCTURE OF THE NUCLEUS
- Ab initio calculation of the helium‐helium X1Σg+ potential at intermediate and large separations. II. Changes in intra‐atomic correlation energy
- Use of some predominant intermolecular (or interatomic) energy contributions to characterize van der waals molecules. Ab initio calculations on two neon atoms
- Symmetry adapted perturbation theory of intermolecular potentials. The helium–helium interaction
- Comparison of high-order many-body perturbation theory and configuration interaction for H2O
- A new description of interatomic and intermolecular interactions
- A semi‐empirical MO theory for ionization potentials and electron affinities
- Configuration interaction calculations on the nitrogen molecule
- Absorption spectrum of the Mg2 molecule
- A new method for large-scale Cl calculations
- Ab initio calculations on the H4 van der Waals dimer: perturbation dispersion energy versus CI treatment
- Correlation Problems in Atomic and Molecular Systems. IV. Extended Coupled-Pair Many-Electron Theory and Its Application to the B H 3 Molecule
- Vibrational levels near dissociation in Mg2 and long‐range forces
- Studies in Perturbation Theory. IX. Connection Between Various Approaches in the Recent Development—Evaluation of Upper Bounds to Energy Eigenvalues in Schrödinger's Perturbation Theory
- On the Correlation Problem in Atomic and Molecular Systems. Calculation of Wavefunction Components in Ursell-Type Expansion Using Quantum-Field Theoretical Methods
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- The potential surface of NCNO
- Ab initio calculations of intermolecular potentials
- Mo/ller–Plesset treatment of electron correlation effects in (HOHOH)−
- Perturbation theory of the electron correlation effects for atomic and molecular properties IV. Dipole polarizability of the fluoride ion
- The ground-state potential curve of the beryllium dimer
- Møller–Plesset perturbation theory: from small molecule methods to methods for thousands of atoms
- Quasidegenerate perturbation theories. A canonical van Vleck formalism and its relationship to other approaches
- Single reference Coupled Cluster treatment of nearly degenerate problems: Cohesive energy of antiferromagnetic lattices of spin 1 centers
- Many‐body perturbation theory electronic structure calculations for the methoxy radical. I. Determination of Jahn–Teller energy surfaces, spin–orbit splitting, and Zeeman effect
- Equilibrium geometry of isocyanomethylene (HCNC) and comparison to the troublesome isomer cyanomethylene (HCCN)
- Nuclear spin–spin coupling constants evaluated using many body methods
- Highly correlated systems: Structure, binding energy and harmonic vibrational frequencies of ozone
- MBPT studies of van der Waals molecules. III. The reliability of apparently accurate calculations for the magnesium dimer
- Self-consistent perturbative evaluation of ground-state energies: Application to cohesive energies of spin lattices
- Application of quadratic CI with singles, doubles, and triples (QCISDT): An attractive alternative to CCSDT
- Gaussian basis sets for use in correlated molecular calculations. IX. The atoms gallium through krypton
- Optimized partitioning in perturbation theory: Comparison to related approaches
- Two new unitary-invariant and size-consistent perturbation theoretical approaches to the electron correlation energy
- Theoretical Studies on Excited States of a Phenolate Anion in the Environment of Photoactive Yellow Protein
- Electron correlation and properties of many‐electron systems
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