单词	electromagnetic spectrum
释义	electromagnetic spectrum noun : the entire range of wavelengths or frequencies of electromagnetic radiation extending from gamma rays to the longest radio waves and including visible light Example Sentences Recent Examples on the Web These searches could even happen at the same time as astronomers look for signatures of biospheres and technology in the same parts of the electromagnetic spectrum while observing the same planet. Adam Frank, The Atlantic, 12 Sep. 2022 As the name implies, such sensors gather data across an even broader range of the electromagnetic spectrum, allowing for more information about what is detected. Tim Fernholz, Quartz, 26 Aug. 2022 Radio waves have the longest wavelength of all, with microwaves just below them in the electromagnetic spectrum. Caroline Delbert, Popular Mechanics, 26 Apr. 2022 Light from those sources has been stretched by the universe’s expansion into the infrared region of the electromagnetic spectrum. Frank Wilczek, WSJ, 30 July 2022 There are two portions of the electromagnetic spectrum in which JWST most excels: near- and mid-infrared light. Fionna M. D. Samuels, Scientific American, 21 July 2022 That’s where Webb is looking—the infrared part of the electromagnetic spectrum. Jamie Carter, Forbes, 18 July 2022 Webb’s images will be presented in color despite it observing primarily in the infrared range of the electromagnetic spectrum. Jamie Carter, Forbes, 11 June 2022 The SolaWave uses red light wavelengths at 660 nanometers, which is one of the deepest that can penetrate into the skin based on the electromagnetic spectrum, according to skincare expert and medical aesthetician Cassandra Bankson. Alex Warner, PEOPLE.com, 14 May 2022 See More Word History First Known Use 1924, in the meaning defined above Medical Definition electromagnetic spectrum noun : the entire range of wavelengths or frequencies of electromagnetic radiation extending from gamma rays to the longest radio waves and including visible light
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