Sentences with phrase «absorbs extreme ultraviolet»
In the early 1970s, astronomers thought that the interstellar medium, which comprises about 90 per cent hydrogen, would absorb all extreme ultraviolet.
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These bubbles, containing ionised hydrogen, do not absorb extreme ultraviolet radiation.
Not exact matches
In an optical telescope, photons strike a mirror or lens whose surface is nearly perpendicular to the light's path; but extreme ultraviolet photons hitting such a surface would get absorbed rather than reflected.
It absorbs the sun's harmful extreme - ultraviolet rays.
The atmosphere plays an important role in the protection of life on Earth; it absorbs ultraviolet solar radiation and reduces temperature extremes between day and night.