hydrogen atom

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Noun1.hydrogen atom - an atom of hydrogenhydrogen atom - an atom of hydrogen      
hydrogen ion - a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus
atom - (physics and chemistry) the smallest component of an element having the chemical properties of the element
acid hydrogen, acidic hydrogen - a hydrogen atom in an acid that forms a positive ion when the acid dissociates
deuterium, heavy hydrogen - an isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen)
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References in periodicals archive ?
The reaction of atomic hydrogen to hydrino or dark matter form of hydrogen catalyzed by HOH catalyst present in trace is the basis of this extraordinary hydrogen power source.
Summary: TEHRAN (FNA)- Deep observations made with the MUSE spectrograph on ESO's Very Large Telescope have uncovered vast cosmic reservoirs of atomic hydrogen surrounding distant galaxies.
** SEASONAL CHANGES Mars loses the most atomic hydrogen to space during the northern hemisphere's late autumn and winter.
The diffusivity of this mysterious species is much higher than [D.sub.2A] but much smaller than the known atomic hydrogen diffusivity [19], and this species was tentatively identified [10] as a "fast dimer" [H.sub.2B].
The differential curves of the molecular and atomic hydrogen desorption from the nc-SiC films versus temperature for the A, B, and C films are shown in Figure 3.
According to the study, the low albedo suggests that WASp-12b has an atmosphere with atomic hydrogen and helium - as opposed to molecules of those elements.
Matsumura, "Photoresist removal using atomic hydrogen generated by heated catalyzer," Japanese Journal of Applied Physics, vol.
Hydrogen permeation starts when there is atomic hydrogen on the metal surface; therefore, the hydrogen can diffuse into the metal.
"Due to the upgrade of the Very Large Array, this is the first time we've been able to directly measure atomic hydrogen in a galaxy this far from Earth," lead author, Dr Ximena Fernandez from Rutgers, the State University of New Jersey, said.
These reactions facilitate the deposit of atomic hydrogen onto condensed hydrogen structures, CHS [9, 11,12].