Articles related to "James Chadwick"



The Discovery of the Neutron
In 1932, James Chadwick proved that the atomic nucleus contained a neutral particle which had been proposed more than a decade earlier by Ernest Rutherford.
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Simple Explanation of Atomic Structure
Understanding the structure of the atom is a solid foundation for the study of chemistry. This article describes the components of the atom, and how they affect chemistry
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Special Days in History - May 9th Anniversaries
Birthday, anniversary, special occasion? Discover what other noteworthy occasions also took place on this day in history, May 9th.
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The History Of Chemistry
In this article you will learn about the history of Chemistry, begining with the Alchemist, trying to make lead into gold, to modern chemistry.
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Ancient Theories of Atoms
Atoms, of course, have existed since the beginning of time. Man's study of them, however, did not begin until considerably after that.
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John Dalton and Atomic Theory
After having sat dormant for more than two thousand years, atomic theory was finally brought into the modern age with the work of John Dalton.
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Rutherford and the Atomic Nucleus
New Zealander Ernest Rutherford made waves in the scientific community in the first couple decades of the twentieth century with his work on the atomic structure.
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The Discovery of the Electron
The first discovery of a subatomic particle would come in 1897, when J.J. Thompson first discovered evidence for the existence of the electron.
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The Scale of Atoms
Much of the difficulty scientists had in discovering, and then proving the existence of, atoms, is their size. Something so small had never before been defined.
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Brownian Motion and Atomic Theory
Following up on the work of John Dalton, Robert Brown and, later, Albert Einstein, would finally help to convince the world of the existence of atoms.
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