F8250 Stellar atmospheres

Faculty of Science
Spring 2009
Extent and Intensity
2/1/0. 1 credit(s) (fasci plus compl plus > 4). Type of Completion: zk (examination).
Teacher(s)
doc. RNDr. Vladimír Štefl, CSc. (lecturer)
doc. RNDr. Vladimír Štefl, CSc. (seminar tutor)
Guaranteed by
prof. RNDr. Zdeněk Mikulášek, CSc.
Department of Theoretical Physics and Astrophysics – Physics Section – Faculty of Science
Contact Person: doc. RNDr. Vladimír Štefl, CSc.
Timetable
Wed 11:00–12:50 F4,03017, Thu 10:00–10:50 F4,03017
Prerequisites
Knowledges on the level of course of theoretical physics, above all quantum and statistical physics and thermodynamics Knowledges of optics, atom physics, quantum a statistical physics
Course Enrolment Limitations
The course is also offered to the students of the fields other than those the course is directly associated with.
fields of study / plans the course is directly associated with
Course objectives
At the end of this course, students should be able to: understand and be able to explain theory radiative transfer; physical conditions in atmospheres stars; origin continuous and lines spectra; lines broadening and profiles
Syllabus
  • 1. Methods obtaining of spectra
  • 2. Spectra of atoms and molecules in astrophysics
  • 3. Profils of spectral lines, broadening and shift lines
  • 4. Radiative tranfer equation and their solution
  • 5. Curves of growth, determination of chemical composition of atmospheres
  • 6. Models of atmospheres, grey atmospheres, LTE, NLTE
  • Exercises:
  • 1. Radiation of stars
  • 2. Spectra atoms and molecules in astrophysics
  • 3. Shifts and broadening of spectral lines, width lines
  • 4. Boltzmann's and Saha's equations
  • 5. Physical conditions in atmospheres
  • 6. Radiative transfer equation, their solution and consequence
Literature
  • Náhradní obsah: Mihalas, D.: Stellar atmospheres. Freeman & Co., San Francisco, 1978.
  • Náhradní obsah: Rutten, R.J.: Radiative transfer in stellar atmospheres.http://www.astro.uu.nl/~rutten
  • BÖHM-VITENSE, Erika. Introduction to stellar astrophysics. Vol. 2, Stellar atmosphere. 1st pub. Cambridge: Cambridge University Press, 1997, xi, 249 s. ISBN 0-521-34403-4. info
Assessment methods
classical lectures, oral exam
Language of instruction
Czech
Further comments (probably available only in Czech)
The course is taught once in two years.
General note: S.
The course is also listed under the following terms Spring 2000, Spring 2001, Spring 2002, Spring 2003, Spring 2004, Spring 2005, Spring 2006, Spring 2011, spring 2012 - acreditation, Spring 2013, Spring 2015, Spring 2017.
  • Enrolment Statistics (Spring 2009, recent)
  • Permalink: https://is.muni.cz/course/sci/spring2009/F8250