'Hot core' presentation slideshows

769 views • 58 slides

* I effektivt samarbete med Finland, Frankrike & Kanada

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La Novelle Amerique

La Novelle Amerique. By De`Juan Armstrong-Higgs. My planet. Who/ When discover my Planet. Jan 4, 1998/ Me( De`Juan Armstrong Higgs). How was your planet formed?. My planet was formed at the same time as the earth but with Hydrogen, Oxygen, Carbon, Nitrogen and Silicon.

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Paola Caselli INAF - Osservatorio Astrofisico di Arcetri

Molecole complesse in regioni di formazione stellare. Paola Caselli INAF - Osservatorio Astrofisico di Arcetri. ? Gas phase and surface chemistry (basic concepts). ? From cold gas to protoplanetary disks:. - pre-stellar cloud cores. - protostellar (hot) cores. - protoplanetary disks.

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Stellar Evolution

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Ch 13 : Star Death

Ch 13 : Star Death. Occurs when the fusion fuel is exhausted Process depends on star mass: three cases. (1) Very Low Mass (< 0.4M sun ) : Red Dwarfs. Very slow Hydrogen burning ? low Luminosity Fully convective ? never form Helium core. Cannot ignite Helium (core too cool).

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Chemical and evolutionary diversity in a massive protostellar cluster

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Chemical and Physical Structures of Massive Star Forming Regions

Gas Temperature. Thermal Equilibrium G +L- L = 0 -> T gas (r). G : photoelectric heating on dust by FUV L : heating & cooling by collision between gas and dust particles L : cooling by line excitations. Chemical and Physical Structures of Massive Star Forming Regions.

120 views • 1 slides