PřF:FB040 Astrophysical Hydrodynamics

FB040 Astrophysical Hydrodynamics

Faculty of Science
Autumn 2022

Extent and Intensity

1/0/0. 4 credit(s). Type of Completion: zk (examination).
Taught in person.

Teacher(s)

prof. Mgr. Jiří Krtička, Ph.D. (lecturer)

Guaranteed by

Timetable

Mon 9:00–10:50 F1 6/1014

Prerequisites (in Czech)

Basic prerequisities include:
-knowledge of basics of physics
-knowledge of basics of astrophysics.

Course Enrolment Limitations

The course is offered to students of any study field.

Course objectives (in Czech)

The aim of the course is to show basics concepts of hydrodynamics in astrophysics.

Learning outcomes (in Czech)

The student will be able to understand basics of hydrodynamics and its application to different fields of astrophysics.

Syllabus (in Czech)

1. Hydrodynamical equations, different ways of deriving the hydrodynamical equations from basic principles, hydrodynamical equations for multicomponent flows.
2. Basic solutions of hydrodynamical equations: hydrostatic equilibrium equation, sound waves, gravity waves, shock waves.
3. Radiative hydrodynamics: interaction of matter and light, radiative heating and cooling, radiative force, examples in astrophysics.
4. Coronal winds, dust driven winds, radiatively driven wind of hot stars.
5. Bondih accretion solution, accretion and outflowing disk, disk dynamics, anomalous viscosity.
6. Basics of magnetohydrodymics, magnetohydrodynamical equations and their applications: magnetohydrodynamical waves, solar cycle (solar dynamo).
7. Magnetorotational instability, linearized equations, conditions for instability.

Teaching methods (in Czech)

Oral lectures.

Assessment methods (in Czech)

Oral exam, preparation of the talk on a given topic.

Language of instruction

English

Further comments (probably available only in Czech)

Study Materials
The course is taught once in two years.
General note: S.

The course is also listed under the following terms Autumn 2020, Autumn 2024.