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White Dwarf
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181	Institute of Astronomy, National Central University PHD QUALIFYING EXAMINATION — STELLAR ASTROPHYSICS 28th May, points) A model star of mass M has a density distribution ρ = ρc [1 − (r/R)a ], where a > Add to Reading List Source URL: www.astro.ncu.edu.tw Language: English - Date: 2014-05-12 00:06:46 Physics Stellar evolution Astrophysics Exotic matter Stellar astronomy White dwarf Star Main sequence Stellar classification Astronomy Star types Matter
182	Question 5. (a) Suppose the Local Thermodynamic Equilibrium assumption holds for the stellar atmosphere. Prove that for the optically thin line, the absorption line depth R can be written as R where Add to Reading List Source URL: www.astro.ncu.edu.tw Language: English - Date: 2014-05-12 00:06:46 Stellar astronomy Astrophysics Electromagnetic radiation Stellar evolution Radiative transfer Star Opacity Luminosity White dwarf Physics Astronomy Star types
183	Astronomy & Astrophysics A&A 544, L6DOI: Add to Reading List Source URL: www.aanda.org Language: English Stellar classification White dwarf Astronomy Astrophysics Physics Matter Star types Stellar evolution
184	Institute of Astronomy, National Central University PHD QUALIFYING EXAMINATION — STELLAR ASTROPHYSICS 26th May, points) A stellar atmosphere in which the opacity is assumed to be independent of wavelength Add to Reading List Source URL: www.astro.ncu.edu.tw Language: English - Date: 2014-05-12 00:06:46 Stellar astronomy Space Stellar evolution Astrophysics Star Luminosity White dwarf Stellar structure Absolute magnitude Physics Astronomy Star types
185	Astronomy & Astrophysics A&A 546, L3DOI: Add to Reading List Source URL: www.aanda.org Language: English Dark matter Stellar astronomy Astronomical surveys Observational astronomy Stellar classification White dwarf Subdwarf star Sloan Digital Sky Survey Star Astronomy Star types Space
186	DOC Document Add to Reading List Source URL: www.suntrek.org Language: English - Date: 2010-07-27 06:55:30 Space Stellar classification Supergiant Star Red dwarf Betelgeuse Blue giant White dwarf Red giant Star types Astronomy Universe
187	Institute of Astronomy, National Central University PHD QUALIFYING EXAMINATION — STELLAR ASTROPHYSICS 9:00–13:00, 31st May, points) Gravitational binding energy, dynamical timescale. Add to Reading List Source URL: www.astro.ncu.edu.tw Language: English - Date: 2014-05-12 00:06:46 Stellar astronomy Astrophysics Star types Exotic matter Light sources White dwarf Star Neutron star Chandrasekhar limit Physics Astronomy Matter
188	Herschel/HIFI observations of high-J CO transitions in the protoplanetary nebula CRL 618 Add to Reading List Source URL: www.aanda.org Language: English Astrophysics Protoplanetary nebula Planetary nebula Bipolar outflow Nebula Stellar classification Star Asymptotic giant branch White dwarf Stellar evolution Astronomy Space
189	Institute of Astronomy, National Central University PHD QUALIFYING EXAMINATION — STELLAR ASTROPHYSICS 9:00–13:00, 22nd May, points) Stellar properties Sirius B, the white dwarf companion of Sirius A, has Add to Reading List Source URL: www.astro.ncu.edu.tw Language: English - Date: 2014-07-03 00:20:10 Stellar astronomy Astrophysics Star types Light sources Stellar evolution Star White dwarf Luminosity Eddington luminosity Astronomy Physics Space
190	Institute of Astronomy, National Central University PHD QUALIFYING EXAMINATION — STELLAR ASTROPHYSICS 30th May, 2005 Please answer 5 out of the following 7 problemspoints) Add to Reading List Source URL: www.astro.ncu.edu.tw Language: English - Date: 2014-05-12 00:06:46 Space Star types Light sources Dark matter Stellar astronomy Star White dwarf Chandrasekhar limit Limb darkening Astronomy Physics Astrophysics

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