Perturbation theory and the variational method are used to calculate the ground state energy and the ionization energy of a one-dimensional helium atom. Such an atom can be realized in a superstrong magnetic field.
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Translated from Izvestiya Vysshikh Uchebnykh Zavedenii, Fizika, No. 5, pp. 72–76, May, 2018.
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Skobelev, V.V. Ground State Energy of a One-Dimensional Helium Atom. Russ Phys J 61, 887–892 (2018). https://doi.org/10.1007/s11182-018-1473-8
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DOI: https://doi.org/10.1007/s11182-018-1473-8