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    Accurate evaluation of C6 dispersion coefficients for (H2)2

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    The pseudostate decomposition of accurate Kołos - Wolniewicz static dipole polarizabilities for ground-state H2 allows an extremely accurate evaluation of C6 dispersion coefficients for (H2)2

    Dipole polarizabilities and C6 dispersion coefficients for small atomic and molecular systems

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    An accurate evaluation of C6 dispersion coefficients for long-range interactions involving H, He, H+2 and H2 has been performed using the London formula in terms of ab initio pseudostate decomposition of the static dipole polarizabilities of the individual atoms and molecules

    One-centre gaussian linear pseudostate evaluation of dispersion coefficients between ground-state H-atoms

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    One-centre Gaussian linear pseudostate evaluation of polarizabilities and dispersion coefficients for ground-state H atoms is seen to converge rapidly to accurate results which sensibly improve the corresponding optimized non-linear pseudostate calculations. The residual error is inherent to the GTO approximation of the unperturbed wavefunction. © 1991
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