| 单词 | radiation pressure |
| 释义 | > as lemmasradiation pressure radiation pressure n. Physics mechanical pressure exerted by electromagnetic radiation or by sound waves. ΘΚΠ the world > matter > physics > electromagnetic radiation > [noun] > pressure exerted by light pressure1893 radiation pressure1901 the world > matter > physics > science of sound > sound-waves > [noun] > pressure exerted by radiation pressure1901 1901 Physical Rev. 13 308 Radiation pressure, from its nature, must reach its maximum value instantly. 1926 H. C. Macpherson Mod. Astron. vi. 96 It is now generally admitted that the chief factor in producing comets' tails is the radiation pressure. 1966 McGraw-Hill Encycl. Sci. & Technol. (rev. ed.) XI. 317/1 The radiation pressure is p = 2E, where E is the energy of the acoustic wave per unit area. 1992 S. P. Maran Astron. & Astrophysics Encycl. 5/1 Both the attractive gravitational force acting on an electron–ion pair and the repulsive force due to radiation pressure decrease inversely with the square of the distance from the black hole. < as lemmas |
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