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Home > Godfrey Hounsfield


Sir Godfrey Newbold Hounsfield ( 28 August 1919 - 12 August 2004) was an English electrical engineer who shared the 1979 Nobel Prize for Physiology or Medicine with Allan McLeod Cormack for his part in developing the diagnostic technique of computerized axial tomography (CAT).

1 Research

While on an outing in the country, Hounsfield came up with the idea that one could determine what was inside a box by taking reading at all angles around the object. He then set to work constructing a computer that could take input from x-rays at various angles to create an image of the object in "slices." Applying this possibility to the medical field led him to propose what is now known as computerized axial tomography. At the time, Hounsfield was not aware of the work that Cormack had done on the theorectical mathmatics for such a device. Hounsfield built the prototype head scanner and tested it first on a preserved human brain, then on a fresh cow brain from a butcher shop, and later on himself. In 1972, CAT scanning was introduced into medical practice with a successful scan on a cerebral cyst patient at Atkinson Morley's Hospital in Wimbledon, London, United Kingdom. In 1975, Hounsfield built a whole-body scanner.

2 Biography

Hounsfield was born on a farm in NottinghamshireNottinghamshire (abbreviated Notts is an English county in the East Midlands, which borders South Yorkshire, Lincolnshire, Leicestershire and Derbyshire. The districts of Nottinghamshire are Ashfield, Bassetlaw, Broxtowe, Gedling, Mansfield, Newark and Sh, England. In World War IIWorld War II was the most extensive and costly armed conflict in the history of the world, involving the great majority of the world's nations, being fought simultaneously in several major theatres, and costing tens of millions of lives. The war was fough, he joined the Royal Air ForceThe Royal Air Force (often abbreviated to RAF is the air force of the United Kingdom. History Formation and Early History The Royal Flying Corps was formed by Royal Warrant on May 13, 1912 superseding the Air Battalion of the Royal Engineers. The Royal Na as a volunteer reservist where he learned the basics of electronicsElectronics is the study and use of electrical devices that operate by controlling the flow of electrons or other electrically charged particles in devices such as thermionic valves and semiconductors. The pure study of such devices is considered as a bra and radarThis article is about the device. For the fictional character in M A S H see Corporal Walter (Radar) O'Reilly. antenna (approximately 40m (130ft) in diameter) rotates on a track to observe activities near the horizon. Radar is an acronym for ra dio d etec. After the war, he attended Faraday House Electrical Engineering College in London. He never attended any universityA university is an institution of higher education and of research, which grants academic degrees. A university provides both tertiary and quaternary education. University is derived from the Latin universitas meaning corporation since the first medieval and was largely self-taught.

In 1951, Hounsfield began work at EMI Ltd. where he researched guided weapon systems and radar. There, he became interested in computertower of a personal computer. A computer is a device for making calculations or controlling operations that are expressible in numerical or logical terms. While factually accurate, this definition and those found in other dictionaries are so broad that ths and in 1958, he helped design the first all-transistor computer made in Great Britain, the EMIDEC 1100. Shortly afterwards, he began work on the CAT scanner at EMI. He continued to improve CAT scanning, introducing a whole-body scanner in 1975Events January January 1 Watergate scandal: John N. Mitchell, H. Haldeman, John D. Ehrlichman are found guilty of the Watergate cover-up and are sentenced to 30 months to 8 years in jail on February 21 January 5 The Tasman Bridge in Tasmania, Australia, i, and was senior researcher (and after his retirement in 1984, consultant) to the laboratories.

Hounsfield received numerous awards in addition to the Nobel Prize. He was appointed Commander of the British Empire in 1976 and knighted in 1981. In 1975, he was elected to the Royal Society.

He was a bachelor his whole life. His name is immortalised in the Hounsfield scale, a quantitative measure of radiodensity.



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