Analysis of the ratio of molecular hydrogen to deuterium in the upper atmosphere of Mars by the NASA Far Ultraviolet Spectroscopic Explorer spacecraft suggests an abundant water supply on primordial Mars.
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It is less resistant to water than calcium fluoride, but is the most resistant of all the optical fluorides to high-energy radiation, though its far ultraviolet transmittance is lower than theirs.
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He then carried out doctoral research into the optical properties of copper and gold in the far ultraviolet at Trinity College, Cambridge under Tom Faber, and was awarded his PhD in 1963.
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ASTRONOMY-FUSE _ ATLANTA _ The first scientific findings from NASA's Far Ultraviolet Spectroscopic Explorer, or " FUSE, " satellite are to be presented Wednesday at the American Astronomical Society meeting in Atlanta.
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Early observations from two new orbiting telescopes, the Far Ultraviolet Spectroscopic Explorer ( FUSE ) and Chandra, NASA's orbiting X-ray telescope that has been peering into deep space, also are to be presented.
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This exchange or transfer of an electron to the solar wind ion is followed by its de-excitation into the ground state of the ion by the emission of X-rays and far ultraviolet photons.
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"' Spektr-RG "'( Russian for " energy range from the far ultraviolet to the hard X-ray, plus an all-sky monitor . it is planned to launch from March 1 to April 14, 2018.
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Observations with the Far Ultraviolet Spectroscopic Explorer show the gases are blown out of the galaxy by exploding stars at extreme temperatures and pumped in gigantic clouds above the flat plane of the galaxy.
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:* " A special far ultraviolet camera, the Far Ultraviolet Camera / Spectrograph, was taken to the lunar surface on Apollo 16 and operated in the shadow of the Apollo Lunar Module ( LM ).
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:* " A special far ultraviolet camera, the Far Ultraviolet Camera / Spectrograph, was taken to the lunar surface on Apollo 16 and operated in the shadow of the Apollo Lunar Module ( LM ).
