Different types of brachytherapy can be defined according to (1) the placement of the radiation sources in the target treatment area, (2) the rate or âintensityâ of the irradiation dose delivered to the tumour, and (3) the duration of dose delivery.
Pied Piper (comics) Pied Piper (Hartley Rathaway) is a fictional character, a superhero (former supervillain) appearing in DC Comics. He is primarily portrayed as an adversary of the second Flash, Barry Allen.
Sir William Crookes, OM, FRS (17 June 1832 â 4 April 1919) was a British chemist and physicist who attended the Royal College of Chemistry, London, and worked on spectroscopy.He was a pioneer of vacuum tubes, inventing the Crookes tube which was made in 1875.n 1855 he was appointed lecturer in chemistry at the Chester Diocesan Training College. In 1856 he married Ellen, daughter of William Humphrey of Darlington. They had three sons and a daughter.