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Introduction powerpoint (multi-wavelength astronomy: observations at…
Introduction powerpoint
Gravitational waves
BH - BH: no optical counterpart
Neutron star merger: radiation at all wavelengths
0s
merger gravitational waves
2s :
gamma rays
10 min
: visible light
11.5 min
IR
15 min
UV
9 days
X-ray
> 16 days
radio
multi-wavelength astronomy: observations at different wavelengths
radio
microwave
infrared
optical
ultraviolet
X-ray
gamma-ray
multi messenger astronomy: include observations outside EM spectrum
Molecular absorption/ scattering
Ozon layer
Photo-electric effect
Compton scattering/ pair production