megabar pressures

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• megabar — (Mbar)    a metric unit of pressure. The megabar equals one million bars, 100 gigapascals (GPa) or about 14.503 million pounds per square inch. Such intense pressures are found inside the earth or in various advanced scientific experiments …   Dictionary of units of measurement

• Metallic hydrogen — Some gas giants have metallic hydrogen in their centers Metallic hydrogen is a state of hydrogen which results when it is sufficiently compressed and undergoes a phase transition; it is an example of degenerate matter. Solid metallic hydrogen is… …   Wikipedia

• Ice — This article is about water ice. For the broader concept of ices as used in the planetary sciences, see volatiles. For other uses, see Ice (disambiguation) …   Wikipedia

• Hidrógeno metálico — El hidrógeno metálico es un estado del hidrógeno que se produce cuando está lo suficientemente comprimido y es sometido a una transición de fase, siendo un ejemplo de materia degenerada. Algunos investigadores creen que hay una serie de presiones …   Wikipedia Español

• Hydrogene metallique — Hydrogène métallique L hydrogène métallique est une phase de l hydrogène qui survient lorsqu il est soumis à une très forte pression. C est un exemple de matière dégénérée. D aucuns estiment qu il y a un intervalle de pressions (autour de 400GPa) …   Wikipédia en Français

• Hydrogène Métallique — L hydrogène métallique est une phase de l hydrogène qui survient lorsqu il est soumis à une très forte pression. C est un exemple de matière dégénérée. D aucuns estiment qu il y a un intervalle de pressions (autour de 400GPa) tel que l hydrogène… …   Wikipédia en Français

• Hydrogène métallique — L hydrogène métallique est une phase de l hydrogène qui survient lorsqu il est soumis à une très forte pression. C est un exemple de matière dégénérée. D aucuns estiment qu il y a un intervalle de pressions (autour de 400 GPa) tel que l… …   Wikipédia en Français

• high-pressure phenomena — ▪ physics Introduction       changes in physical, chemical, and structural characteristics that matter undergoes when subjected to high pressure. pressure thus serves as a versatile tool in materials research, and it is especially important in… …   Universalium

• Saturn — /sat euhrn/, n. 1. an ancient Roman god of agriculture, the consort of Ops, believed to have ruled the earth during an age of happiness and virtue, identified with the Greek god Cronus. 2. Astron. the planet sixth in order from the sun, having an …   Universalium

• Bar (unit) — This article is about the unit of pressure. For the informal unit of signal strength, see mobile phone signal. For the knife, see KA BAR. The bar is a unit of pressure equal to 100 kilopascals, and roughly equal to the atmospheric pressure on… …   Wikipedia

• Ho-Kwang Mao — Ho Kwang (Dave) Mao (born June 18, 1941) is a staff scientist at the Geophysical Laboratory of the Carnegie Institution for Science. He is one of the most prolific users of the diamond anvil cell for research at high pressures. Although at the… …   Wikipedia