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markus bredberg
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Decks in this class (21)
1. Introduction
Ions and electrons with kinetic e...,
1 gauss,
Thickness of the milky way
47
cards
Lecture 2 - Collisional processes
Kinetic temperature,
When is the three body collisiona...,
When is the impact approximation ...
14
cards
Lecture 4 - More Radiative Processes
Rayleigh jeans regime when raylei...,
When is the antenna temperature used,
Is the brightness temperature a l...
30
cards
Lecture 3 - Radiative Processes
What four parameters do the speci...,
Energy density is 1 c times the i...,
What is the photon occupation num...
10
cards
Lecture 5 - Free-Free emission and absorption and radio waves
What is a cold plasma,
What is interplanetary scintillation,
Bremstrahlung with another name
9
cards
Lecture 6 - Collisional Excitation
Why is collisional excitation imp...,
Infrared forbidden lines emission...,
What temperature does 1 ev corres...
15
cards
Lecture 7 - Radio Lines, Radiative Trapping, Excitation by Recombination, Optical Pumping
How is t_ex defined,
T_ex lies between ___ and ____,
What is radiative trapping
17
cards
Lecture 8 - Ionisation and Recombination
What s a dissociative recombination,
Is charge exchange a type of ioni...,
Generally are both objects involv...
11
cards
Lecture 9 - Interstellar dust
What are dark clouds,
What is interstellar reddening,
What is a reflection nebula
16
cards
Astrochemistry
When was ch the first known inter...,
When was h2 discovered,
How many interstellar molecules a...
26
cards
Lecture 11 - grain temperature, charge and dynamics
Name the three main sources of gr...,
Name the three main mechanisms of...,
Why can we approximate cooling as...
8
cards
Lecture 12 - Heating and Cooling of HII regions
Name the four relevant heating an...,
Are recombination electrons more ...
2
cards
Lecture 13 - Heating & Cooling of HI Gas
Hi gas is mainly cooled by fine s...,
What percentage of c is in the ga...,
In hi gas can we neglect collisio...
8
cards
Lecture 14 - Molecular clouds
What are the densities of dark cl...,
What are the densities of giant m...,
Surveys of molecular gas are bias...
14
cards
Lecture 15 - Observations of Molecular Clouds
On what three equations is the la...,
What molecule is used as radio li...
2
cards
Lecture 16 - Molecular Clouds and CO
What wavelengths are categorized ...,
What wavelengths are categorized ...,
What is the observed temperature ...
7
cards
Lecture 17 - Gas Dynamics
In general are viscous stresses i...,
What does navier stokes equation ...,
Is ohmic field decay important
3
cards
Lecture 18 - Simulations
When are non linear magneto hydro...,
When are n body simulations appli...,
What is the principle behind smoo...
4
cards
Lecture 21 - The Interstellar Medium and Star Formation
How are stars formed,
What are t tauri stars,
The spectral classification schem...
9
cards
Lecture 19 - Shock Waves
What are the two ways of obtainin...,
Are shock waves in the ism ubiqui...,
Is coulomb scattering fast
4
cards
Lecture 20 - Supernovae & the “3-Phase” Model of the ISM
Name the four phases of the snrs,
What s the ejecta velocity in the...,
What s the ejecta velocity in the...
7
cards
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rry041
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