Psi4 1.1: An Open-Source Electronic Structure Program Emphasizing Automation, Advanced Libraries, and Interoperability
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An improved algorithm for analytical gradient evaluation in resolution-of-the-identity second-order Møller-Plesset perturbation theory: Application to alanine tetrapeptide conformational analysis
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Multireference Theories of Electron Correlation Based on the Driven Similarity Renormalization Group
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Molecular Electronic-Structure Theory
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Oscillator strengths, first-order properties, and nuclear gradients for local ADC(2)
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Molpro: a general-purpose quantum chemistry program package: Molpro
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Wiley Interdisciplinary Reviews: Computational Molecular Science, Vol. 2, Issue 2
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A companion perturbation theory for state-specific multireference coupled cluster methods
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Towards numerically robust multireference theories: The driven similarity renormalization group truncated to one- and two-body operators
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Second‐order perturbation theory with a complete active space self‐consistent field reference function
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Orbital-optimized opposite-spin scaled second-order correlation: An economical method to improve the description of open-shell molecules
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A direct MP2 gradient method
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GVVPT2 energy gradient using a Lagrangian formulation
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Improved virtual orbitals in state specific multireference perturbation theory for prototypes of quasidegenerate electronic structure
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Estimates of the Ab Initio Limit for π−π Interactions: The Benzene Dimer
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Comparative study of multireference perturbative theories for ground and excited states
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Improved second-order Møller–Plesset perturbation theory by separate scaling of parallel- and antiparallel-spin pair correlation energies
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Linear-scaling atomic orbital-based second-order Møller–Plesset perturbation theory by rigorous integral screening criteria
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Analytic gradients for Mukherjee’s multireference coupled-cluster method using two-configurational self-consistent-field orbitals
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Nuclear Energy Gradients for Internally Contracted Complete Active Space Second-Order Perturbation Theory: Multistate Extensions
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Mo/ller–Plesset energy derivatives
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Analytic gradients for the state-specific multireference coupled cluster singles and doubles model
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Analytic energy gradients for the orbital-optimized second-order Møller–Plesset perturbation theory
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Analytic energy gradients for the coupled-cluster singles and doubles with perturbative triples method with the density-fitting approximation
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An orbital-invariant internally contracted multireference coupled cluster approach
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Analytic gradients for excited states in the coupled-cluster model CC2 employing the resolution-of-the-identity approximation
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Analytic formulation of derivative coupling vectors for complete active space configuration interaction wavefunctions with floating occupation molecular orbitals
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Intruder state avoidance multireference Møller-Plesset perturbation theory: Multireference Møller-Plesset Perturbation Theory
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Imaginary Shift in CASPT2 Nuclear Gradient and Derivative Coupling Theory
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Analytical gradients for tensor hyper-contracted MP2 and SOS-MP2 on graphical processing units
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Multireference Møller—Plesset method
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A low-cost approach to electronic excitation energies based on the driven similarity renormalization group
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A driven similarity renormalization group approach to quantum many-body problems
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The In-Medium Similarity Renormalization Group: A Novel Ab Initio Method for Nuclei
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