单词 | radiophysics |
释义 | radiophysicsn.1 The branch of physics concerned with the properties and applications of ionizing radiation, esp. in connection with diagnostic and therapeutic radiology; radiation physics. ΚΠ 1911 Lancet 27 May 1471/2 There are a laboratory for experimental electro-radio-physics, with a photographic department attached.] 1915 Kingston (N.Y.) Daily Freeman 4 Nov. 2/3 Assistant in radio-physics, State Institute for the Study of Malignant Disease. 1922 Lancet 25 Feb. 409/2 Some problems of radio-physics. 1942 Science 11 Dec. 533/2 He also served as chairman of the radiophysics section at the fifth International Congress of Radiology. 2006 Computer Methods & Programs in Biomed. 81 94/1 The application of computer science methodology and software to the full range of theoretical and clinical biomedical specialties, including: Biochemistry; Biophysics; Molecular biology;..Radiophysics; [etc.]. This is a new entry (OED Third Edition, June 2008; most recently modified version published online March 2022). radiophysicsn.2 The branch of physics concerned with the properties and applications of radio waves. ΘΚΠ the world > matter > physics > electromagnetic radiation > radio wave > [noun] > study of radiophysics1929 1929 Compt. Rend. des Séances des Commissions (Union Radio Scientifique Internationale) II. 29/2 The Commission of Radiophysics held in Brussels in 1928. 1947 Nature 18 Jan. 103/1 The Division of Radiophysics [of the Australian Council for Scientific and Industrial Research] was formed early in the War. 1960 R. B. Rodman & C. M. Varsavsky tr. I. S. Shklovsky Cosmic Radio Waves i. 11 It is shown in radiophysics that if a receiving antenna is used as a transmitting antenna the power radiated by it in each direction will have the same angular dependence A(θ, ϕ). 1976 Nature 24 June 663/1 The Australian Journal of Physics is creditably placed among the leading astronomy journals even though it carries only a small proportion of radiophysics papers these days. 1995 Pop. Sci. Sept. 79/1 This little-known Pentagon-sponsored radiophysics project..is officially intended to expand knowledge about the nature of long-range radio communications and surveillance using the fluctuating ionosphere. This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022). < |
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