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Henry G. J. Moseley, known to his friends as Harry, [5] was born in Weymouth in Dorset in 1887. His father Henry Nottidge Moseley (1844–1891), who died when Moseley was quite young, was a biologist and also a professor of anatomy and physiology at the University of Oxford, who had been a member of the Challenger Expedition.
Henry Moseley (9 July 1801 – 20 January 1872) was an English churchman, mathematician, and scientist. Biography. The son of Dr. William Willis Moseley, who ...
The law had been discovered and published by the English physicist Henry Moseley in 1913–1914. [ 1 ] [ 2 ] Until Moseley's work, "atomic number" was merely an element's place in the periodic table and was not known to be associated with any measurable physical quantity. [ 3 ]
Early 20th century chemist Henry Moseley speculated that the answer to the number of protons lay in the nucleus. By firing a radioactive source at copper, he was able to knock electrons from their atoms, releasing a burst of energy in the form of an x-ray. When measured, the x-rays always had the same energy, unique to copper.
In 1913, Henry Moseley measured the X-ray emissions of all the elements on the periodic table and found that the frequency of the X-ray emissions was a mathematical function of the element's atomic number and the charge of a hydrogen nucleus (see Moseley's law). [citation needed]
Moseley was born in Wandsworth, London, the son of Henry Moseley. He was educated at Harrow School, at Exeter College, Oxford (Arts) [2] and at the University of London (medicine). He married Amabel Gwyn Jeffreys, daughter of the conchologist John Gwyn Jeffreys, in 1881, and they were the parents of the noted British physicist Henry Gwyn ...
Moseley's Staircase In 1913, Henry Moseley , working from Van den Broek's earlier idea, introduced the concept of atomic number to fix some inadequacies of Mendeleev's periodic table, which had been based on atomic weight.
William Moseley and Henry Jackson Moseley were sons of J. J. Moseley, builder, of Marylebone, London. They emigrated to South Australia aboard Tam O'Shanter , arriving in November 1836. William , a jolly, portly man, was publican of around a dozen hotels, the last of which was Crafer's Inn.