This SOHO image is in extreme-ultraviolet wavelengths, color-coded by temperature, with red showing the hottest.
这太阳及日光层观测卫星是在极端的紫外线的波长,颜色编码经由温度,用红色显示最热的。
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In the new study, the physicists shot xenon atoms with FLASH, an X-ray laser that USES intense photons in the extremeultraviolet energy range, about forty times the energy of visible light.