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John Joly FRS [1] (1 November 1857 – 8 December 1933) was an Irish geologist and physicist known for his development of radiotherapy in the treatment of cancer. He is also known for developing techniques to more accurately estimate the age of a geological period, based on radioactive elements present in minerals, the uranium–thorium dating .
John Joly (born 1857, Holywood, King’s County, Ire.—died Dec. 8, 1933, Dublin) was an Irish geologist and physicist who, soon after 1898, estimated the age of the Earth at 100,000,000 years. He also developed a method for extracting radium (1914) and pioneered its use in cancer treatment.
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Jun 12, 2014 · The first effective radiation treatment for cancer was developed in Dublin 100 years ago, and was the forerunner of modern radiotherapies. The idea was the brainchild of John Joly, an...
John Joly (1857–1933) was one of Ireland’s most eminent scientists of the late nineteenth and early twentieth centuries who made important discoveries in physics, geology and photography.
John Joly (1857-1933) - physicist, geologist, engineer. John Joly is considered one of the most distinguished Irish scientist of his time. He made important contributions to geology, physics, engineering, medicine and photography.
John Joly, physicist, geologist and engineer, was perhaps Ireland's most of science in modern times. His early vocation in the field of experimental resulted in such useful inventions as the Joly Photometer, Meldometer and.
Overview. John Joly. (1857—1933) geologist and physicist. Quick Reference. (1857–1933) Irish geologist and physicist. Joly was born the son of a clergyman from Hollywood, now in the Republic of Ireland. He entered Trinity College, Dublin, in 1876 where he studied literature and engineering.
