Harold E. Johns
Harold E. Johns
Harold E. Johns (Template:IPA-en) was a renowned medical physicist known for his significant contributions to the field of radiation therapy.
Etymology
The name "Harold" is of English origin, derived from the Old English name "Hereweald", meaning "leader of the army". The middle initial "E." stands for "Elford", a common English surname. "Johns" is a patronymic surname of Hebrew origin, meaning "Jehovah has favored".
Biography
Harold E. Johns was born on January 4, 1915, in Saskatoon, Saskatchewan, Canada. He completed his Ph.D. in Physics at the University of Saskatchewan in 1940. Johns is best known for his work in the development of the cobalt-60 unit and the linear accelerator for cancer treatment. His research has significantly improved the effectiveness and safety of radiation therapy.
Related Terms
- Medical Physics: The application of physics principles to medicine, particularly in the diagnosis and treatment of human diseases.
- Radiation Therapy: A type of cancer treatment that uses beams of intense energy to kill cancer cells.
- Cobalt-60: A radioactive isotope of cobalt, used in radiation therapy.
- Linear Accelerator: A device used for external beam radiation treatments for patients with cancer.
See Also
External links
- Medical encyclopedia article on Harold E. Johns
- Wikipedia's article - Harold E. Johns
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