The characterization of atomic interactions RFW Bader, H Essén The Journal of chemical physics 80 (5), 1943-1960, 1984 | 1674 | 1984 |

The physics of the Born–Oppenheimer approximation H Essén International Journal of Quantum Chemistry 12 (4), 721-735, 1977 | 94 | 1977 |

Observation of abundant heat production from a reactor device and of isotopic changes in the fuel G Levi, F Evelyn, H Bo, P Roland, T Lars, E Hanno | 91 | 2014 |

Meissner effect, diamagnetism, and classical physics—a review H Essén, MCN Fiolhais American Journal of Physics 80 (2), 164-169, 2012 | 64 | 2012 |

Force on a spinning sphere moving in a rarefied gas KI Borg, LH Söderholm, H Essén Physics of Fluids 15 (3), 736-741, 2003 | 61 | 2003 |

Comparison of quantum mechanical and quasi-classical calculations of collinear reaction rate constants for the H+ Cl2 and D+ Cl2 systems H Essén, GD Billing, M Baer Chemical Physics 17 (4), 443-449, 1976 | 59 | 1976 |

Indication of anomalous heat energy production in a reactor device G Levi, E Foschi, T Hartman, B Höistad, R Pettersson, L Tegnér, H Essén arXiv preprint arXiv:1305.3913, 2013 | 56 | 2013 |

Quantization and independent coordinates H Essén American Journal of Physics 46 (10), 983-988, 1978 | 52 | 1978 |

Darwin magnetic interaction energy and its macroscopic consequences H Essén Physical Review E 53 (5), 5228, 1996 | 48 | 1996 |

An RKR‐like inversion procedure for bound–continuum transition intensities MS Child, H Essén, RJ Le Roy The Journal of Chemical Physics 78 (11), 6732-6740, 1983 | 47 | 1983 |

Magnetic field and current are zero inside ideal conductors MCN Fiolhais, H Essén, C Providencia, AB Nordmark Progress In Electromagnetics Research B 27, 187-212, 2011 | 45 | 2011 |

Some properties of the Lagrange multiplier μ in density functional theory TT Nguyen‐Dang, RFW Bader, H Essén International Journal of Quantum Chemistry 22 (5), 1049-1058, 1982 | 42 | 1982 |

Average angular velocity H Essén European journal of physics 14 (5), 201, 1993 | 40 | 1993 |

On the geometry of nonholonomic dynamics H Essén Journal of applied mechanics 61, 689, 1994 | 37 | 1994 |

Magnetism of matter and phase-space energy of charged particle systems H Essén Journal of Physics A: Mathematical and General 32 (12), 2297, 1999 | 35 | 1999 |

On the relationship between the mean plane and the least-squares plane of an N-membered puckered ring H Essén, D Cremer Acta Crystallographica Section B: Structural Science 40 (4), 418-420, 1984 | 33 | 1984 |

From least action in electrodynamics to magnetomechanical energy—a review H Essén European journal of physics 30 (3), 515, 2009 | 26 | 2009 |

Periodic table of the elements and the Thomas–Fermi atom H Essén International Journal of Quantum Chemistry 21 (4), 717-726, 1982 | 26 | 1982 |

The physics of rotational flattening and the point core model H Essén International Journal of Geosciences 5, 555-570, 2014 | 22* | 2014 |

Phase-space energy of charged particles with negligible radiation: Proof of spontaneous formation of magnetic structures and new effective forces H Essén Physical Review E 56 (5), 5858, 1997 | 20 | 1997 |