In atomic physics, the Bohr model or Rutherford–Bohr model is an obsolete model of the atom, presented by Niels Bohr and Ernest Rutherford in 1913. It...
64 KB (9,057 words) - 02:14, 6 May 2024
The Bohr–Sommerfeld model (also known as the Sommerfeld model or Bohr–Sommerfeld theory) was an extension of the Bohr model to allow elliptical orbits...
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Prize in Physics in 1922. Bohr was also a philosopher and a promoter of scientific research. Bohr developed the Bohr model of the atom, in which he proposed...
103 KB (11,231 words) - 08:23, 19 May 2024
It is named after Niels Bohr, due to its role in the Bohr model of an atom. Its value is 5.29177210544(82)×10−11 m. The Bohr radius is defined as a 0...
7 KB (1,014 words) - 21:51, 31 March 2024
History of atomic theory (redirect from Atomic model)
to multiply in a way that Bohr's model couldn't explain. In 1916, Arnold Sommerfeld added elliptical orbits to the Bohr model to explain the extra emission...
67 KB (8,832 words) - 20:34, 18 May 2024
Electron shell (redirect from Shell Atomic Model)
In 1913, Niels Bohr proposed a model of the atom, giving the arrangement of electrons in their sequential orbits. At that time, Bohr allowed the capacity...
28 KB (2,782 words) - 22:45, 4 May 2024
In atomic physics, the Bohr magneton (symbol μB) is a physical constant and the natural unit for expressing the magnetic moment of an electron caused by...
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Atomic orbital (redirect from Bohr orbital)
wavelength, which appeared in hindsight a dozen years after the Bohr model was proposed. The Bohr model was able to explain the emission and absorption spectra...
83 KB (10,720 words) - 04:42, 17 May 2024
Rydberg constant (section In Bohr model)
spectral series, but Niels Bohr later showed that its value could be calculated from more fundamental constants according to his model of the atom. Before the...
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Bohr who was at the same lab (and who had used Van den Broek's hypothesis in his Bohr model of the atom), decided to test Van den Broek's and Bohr's hypothesis...
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Atom (section Bohr model)
Atomic Nucleus and Bohr's Early Model of the Atom". NASA/Goddard Space Flight Center. Archived from the original on 20 August 2007. Bohr, Niels (11 December...
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did not gain a theoretical underpinning until the Bohr model was introduced. Not only did the Bohr model explain the reasons for the structure of the Rydberg...
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Old quantum theory (redirect from Bohr-Sommerfeld quantization)
Arnold Sommerfeld enhancements to the Bohr model of the atom. The main tool of the old quantum theory was the Bohr–Sommerfeld quantization condition, a...
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atomic nucleus. The Rutherford model was subsequently superseded by the Bohr model. Rutherford overturned Thomson's model in 1911 with his well-known gold...
10 KB (1,360 words) - 05:59, 25 February 2024
proved to be consistent with the Bohr model for atoms that had been proposed the previous year by Niels Bohr. The Bohr model was a precursor of quantum mechanics...
33 KB (3,828 words) - 14:26, 29 April 2024
Atomic units (section Bohr model in atomic units)
this system is the radius of the first Bohr orbit and their velocity is the electron velocity in Bohr's model of the first orbit. In 1959, Shull and Hall...
25 KB (2,404 words) - 19:27, 2 March 2024
Niels Bohr quoted him in his 1913 paper of the Bohr model of the atom. The influence of the work of Nicholson's nuclear quantum atomic model on Bohr's model...
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In addition to the model of the atom, Niels Bohr also proposed a model of the chemical bond. He proposed this model first in the article "Systems containing...
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connection". His father was Niels Bohr. Starting from Rainwater's concept of an irregular-shaped liquid drop model of the nucleus, Bohr and Mottelson developed...
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the hydrogen atom ( Z = 1 {\displaystyle Z=1} ) can be evaluated in the Bohr model, which predicts that the atomic energy level n {\displaystyle n} has energy...
51 KB (5,883 words) - 15:10, 14 May 2024
moment proposed by Niels Bohr Bohr model, an atomic theory due to Niels Bohr Bohr radius, a radius of atomic orbit in Bohr model Bohrium, a chemical element...
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electron, each with its own energy. These states were visualized by the Bohr model of the hydrogen atom as being distinct orbits around the nucleus. Each...
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Hydrogen atom (category Quantum models)
shortcomings were resolved by Arnold Sommerfeld's modification of the Bohr model. Sommerfeld introduced two additional degrees of freedom, allowing an...
38 KB (5,789 words) - 07:10, 19 April 2024
The plum pudding model is an obsolete scientific model of the atom. It was first proposed by J. J. Thomson in 1904 following his discovery of the electron...
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Photoinduced charge separation (section Bohr model)
and the atom would cease to exist. This model is clearly wrong. In 1913, Niels Bohr refined the Rutherford model by stating that the electrons existed in...
3 KB (463 words) - 19:32, 30 November 2023
Schrödinger equation (redirect from Erwin Schrodinger's wave model)
discrete energy levels, and de Broglie reproduced the Bohr model formula for the energy levels. The Bohr model was based on the assumed quantization of angular...
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semiclassical Bohr model of the atom, distinguishing between different energy levels. With the development of modern quantum mechanics, the simple Bohr model was...
8 KB (1,072 words) - 13:16, 6 April 2024
named by Arnold Sommerfeld, who introduced it in 1916 when extending the Bohr model of the atom. α quantified the gap in the fine structure of the spectral...
63 KB (7,217 words) - 18:54, 19 April 2024
Theoretical and experimental justification for the Schrödinger equation (section Assumptions of the Bohr model)
volts. The Bohr model, introduced in 1913, was an attempt to provide a theoretical basis for the Balmer series. The assumptions of the model are: The orbiting...
37 KB (6,109 words) - 05:53, 20 March 2024
Bohr model to Hydrogen, and numerous other reasons, lead to an entirely new mathematical model of matter and light: quantum mechanics. Early models to...
25 KB (2,966 words) - 22:59, 22 April 2024