By Alessandro Boselli
Chapter 1 advent (pages 1–13):
Chapter 2 X?Ray (pages 17–23):
Chapter three UV?Optical?NIR (pages 25–40):
Chapter four The Infrared (pages 41–49):
Chapter five Millimeter and Centimeter Radio (pages 51–57):
Chapter 6 houses of the recent X?Ray Emitting fuel (pages 61–62):
Chapter 7 airborne dirt and dust homes (pages 63–69):
Chapter eight Radio houses (pages 71–75):
Chapter nine The Spectral strength Distribution (pages 77–90):
Chapter 10 Spectral positive aspects (pages 91–106):
Chapter eleven fuel houses (pages 107–123):
Chapter 12 airborne dirt and dust Extinction (pages 125–142):
Chapter thirteen famous person Formation Tracers (pages 143–159):
Chapter 14 gentle Profiles and Structural Parameters (pages 161–170):
Chapter 15 Stellar and Dynamical plenty (pages 171–191):
Chapter sixteen Statistical instruments (pages 195–213):
Chapter 17 Scaling kin (pages 215–233):
Chapter 18 topic Cycle in Galaxies (pages 235–243):
Chapter 19 The position of our surroundings on Galaxy Evolution (pages 245–254):
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Extra info for A Panchromatic View of Galaxies
They can also be populated by ﬂuorescence, that is, radiative cascades from electronic levels populated by the absorption of far-UV photons. 122 μm, easily observable in the near-IR domain, traces the molecular gas currently participating in star formation shocked by newly formed stars. 2 H2 UV Absorption Lines The electric dipole moment of symmetric molecules is zero at rest, and thus in molecular hydrogen only electronic transitions are permitted. These electronic 39 40 3 UV-Optical-NIR transitions of H2 are in the far-UV (λ Ä 1150 Å).
Among the compact sources, ULX, SSS and QSS are quite rare in galaxies. In binary systems and in massive black holes the X-ray emission is related to the transfer of matter form the companion star or from the accreting disk to the compact source. Here the emission is due to the infalling material which is spiralling around the compact object heating up via viscous friction between the different matter layers (those closer to the compact source spin more rapidly than the outer ones). The potential energy provided by the infalling material is transformed into heat and re-radiated as a black body.
10 The integrated optical spectrum of the elliptical galaxy M49 (adapted from ). 4 Molecular Lines multiply ionizes the gas decreasing the opacity, and thus reducing the D n (4000) break. This discontinuity is therefore moderate in galaxies dominated by young stellar populations (spirals and irregulars) while it is dominant in early-type objects (ellipticals, lenticulars) . 4 Molecular Lines Molecules have three different types of transitions: electronic, vibrational, and rotational. Electronic transitions are equivalent to atomic transitions.
A Panchromatic View of Galaxies by Alessandro Boselli