• Shell model can mean: Nuclear shell model, how protons and neutrons are arranged in an atom nucleus Electron shell, how electrons are arranged in an atom...
    367 bytes (69 words) - 15:35, 25 September 2023
  • Thumbnail for Nuclear shell model
    nuclear shell model utilizes the Pauli exclusion principle to model the structure of atomic nuclei in terms of energy levels. The first shell model was proposed...
    30 KB (4,126 words) - 04:28, 2 March 2025
  • "K shell"), followed by the "2 shell" (or "L shell"), then the "3 shell" (or "M shell"), and so on further and further from the nucleus. The shells correspond...
    28 KB (2,765 words) - 11:55, 25 April 2025
  • Thumbnail for SHELL model
    In aviation, the SHELL model (also known as the SHEL model) is a conceptual model of human factors that helps to clarify the location and cause of human...
    24 KB (2,793 words) - 03:05, 26 May 2025
  • Thumbnail for Bohr model
    empirical results. The Bohr model is a relatively primitive model of the hydrogen atom, compared to the valence shell model. As a theory, it can be derived...
    75 KB (10,385 words) - 21:41, 4 June 2025
  • Thumbnail for Atomic nucleus
    Atomic nucleus (redirect from Nuclear model)
    of Nuclides – IAEA in Java or HTML Article on the "nuclear shell model", giving nuclear shell filling for the various elements. Accessed September 16, 2009...
    33 KB (3,945 words) - 08:33, 24 May 2025
  • Thumbnail for 3D modeling
    model and reality. Shell models must be manifold (having no holes or cracks in the shell) to be meaningful as a real object. For example, in a shell model...
    28 KB (3,161 words) - 21:08, 17 June 2025
  • Thumbnail for Semi-empirical mass formula
    known as magic numbers, are the foundation of the nuclear shell model. The liquid-drop model was first proposed by George Gamow and further developed by...
    26 KB (3,934 words) - 21:36, 20 May 2025
  • states with life-times of few picoseconds or less. According to the shell model, protons or neutrons tend to form pairs of opposite total angular momentum...
    14 KB (1,883 words) - 22:43, 28 March 2025
  • an atom's nucleus Nuclear shell model, a principal energy level of nucleons within an atom's nucleus On shell and off shell, quantum field theory concepts...
    4 KB (465 words) - 15:00, 14 May 2025
  • Thumbnail for Nucleon
    Nucleon (redirect from Bag model)
    nucleons and their interactions by approximations and models, such as the nuclear shell model. These models can successfully describe nuclide properties, as...
    37 KB (3,049 words) - 03:34, 19 May 2025
  • Thumbnail for Island of stability
    vicinity of the predicted closed neutron shell at N = 184. These models strongly suggest that the closed shell will confer further stability towards fission...
    91 KB (8,860 words) - 13:25, 28 May 2025
  • Thumbnail for Nuclear structure
    with full shells is exceptionally stable, as will be explained. As with electrons in the electron shell model, protons in the outermost shell are relatively...
    34 KB (4,624 words) - 03:35, 15 June 2025
  • Thumbnail for Electron configuration
    configuration was first conceived under the Bohr model of the atom, and it is still common to speak of shells and subshells despite the advances in understanding...
    60 KB (6,212 words) - 21:30, 15 June 2025
  • Thumbnail for Progressive web app
    architectural approach called the App Shell Model. In this model, service workers store the Basic User Interface or "shell" of the responsive web design web...
    25 KB (2,598 words) - 17:42, 2 June 2025
  • Thumbnail for Maria Goeppert Mayer
    Argonne National Laboratory. She developed a mathematical model for the structure of nuclear shells, for which she was awarded the Nobel Prize in Physics...
    34 KB (3,687 words) - 19:39, 16 June 2025
  • electron spins is of importance in quantum chemistry. Also in the nuclear shell model angular momentum coupling is ubiquitous. In astronomy, spin–orbit coupling...
    17 KB (2,234 words) - 20:44, 9 June 2025
  • earlier: the appropriate nuclear theory and in particular the nuclear shell model were developed only in the late 1940s and early 1950s. As to the experimental...
    12 KB (1,780 words) - 21:43, 25 May 2025
  • Thumbnail for Nuclear fission
    spontaneous fission." Maria Goeppert Mayer later proposed the nuclear shell model for the nucleus. The nuclides that can sustain a fission chain reaction...
    76 KB (9,902 words) - 11:13, 17 June 2025
  • Thumbnail for Magic number (physics)
    Numbers' were coined." These magic numbers were the bedrock of the nuclear shell model, which Mayer developed in the following years together with Hans Jensen...
    19 KB (2,232 words) - 09:34, 25 May 2025
  • evolutionary schema, similar to the Great Chain of Being, called the "onion-shell model" is employed in relationship to all life. Here, continuous evolution...
    50 KB (4,135 words) - 17:30, 15 June 2025
  • Thumbnail for Aufbau principle
    with lower n. A version of the aufbau principle known as the nuclear shell model is used to predict the configuration of protons and neutrons in an atomic...
    28 KB (3,099 words) - 19:02, 17 June 2025
  • Thumbnail for Nuclear force
    Nuclear force (redirect from Optical model)
    Petr; Ormand, W. Erich (2003). "Ab initio shell model with a genuine three-nucleon force for the p-shell nuclei". Physical Review C. 68 (3): 034305....
    29 KB (3,510 words) - 14:39, 8 June 2025
  • Thumbnail for Nuclear physics
    quantum-mechanical effects, which can be described using the nuclear shell model, developed in large part by Maria Goeppert Mayer and J. Hans D. Jensen...
    43 KB (5,094 words) - 20:33, 24 May 2025
  • Thumbnail for James Rainwater
    by the shell model. It occurred to Rainwater that this could be explained and the differences between the liquid drop and nuclear shell models could be...
    16 KB (1,721 words) - 20:40, 10 September 2024
  • Thumbnail for VSEPR theory
    Valence shell electron pair repulsion (VSEPR) theory (/ˈvɛspər, vəˈsɛpər/ VESP-ər,: 410  və-SEP-ər) is a model used in chemistry to predict the geometry...
    45 KB (4,059 words) - 18:07, 17 June 2025
  • Thumbnail for Ab initio methods (nuclear physics)
    constitute a more fundamental approach compared to e.g. the nuclear shell model. Recent progress has enabled ab initio treatment of heavier nuclei such...
    6 KB (694 words) - 13:55, 16 July 2022
  • The Nilsson model is a nuclear shell model treating the atomic nucleus as a deformed sphere. In 1953, the first experimental examples were found of rotational...
    8 KB (1,439 words) - 07:49, 26 March 2025
  • Thumbnail for Fission barrier
    properties as given by the liquid drop model and (2) the quantum mechanical energy associated with filling the shell model orbitals. For the nuclear bulk properties...
    10 KB (1,601 words) - 02:52, 20 January 2025
  • Thumbnail for Interacting boson model
    Medisch Centrum Groningen (https://umcgresearch.org/). Liquid drop model Nuclear shell model Arima, A.; Iachello, F. (1975-10-20). "Collective Nuclear States...
    5 KB (545 words) - 21:10, 14 June 2023