tardis.energy_input.transport.gamma_ray_interactions module
- tardis.energy_input.transport.gamma_ray_interactions.compton_scatter(packet: GXPacket, compton_angle: float) ndarray[tuple[Any, ...], dtype[float64]][source]
Change a packet direction by a Compton-scattering angle.
- Parameters:
- packetGXPacket
Gamma-ray packet whose direction is being scattered.
- compton_anglefloat
Compton-scattering angle in radians.
- Returns:
- numpy.ndarray
Scattered packet direction as a three-component unit vector.
- tardis.energy_input.transport.gamma_ray_interactions.get_compton_angle(energy)[source]
Computes the compton angle from the Klein-Nishina equation. Computes the lost energy due to this angle
- Parameters:
- energyfloat
Photon energy
- Returns:
- compton_anglefloat
Compton scattering angle
- lost_energyfloat
Energy lost based on angle
- new_energyfloat
Photon energy
- tardis.energy_input.transport.gamma_ray_interactions.get_compton_fraction(energy)[source]
Computes the compton angle from the Klein-Nishina equation. Determines the probability of absorption from this angle.
- Parameters:
- energyfloat
Photon energy
- Returns:
- compton_anglefloat
Compton scattering angle
- compton_fractionfloat
Fraction of energy lost
- tardis.energy_input.transport.gamma_ray_interactions.get_compton_fraction_artis(energy)[source]
Gets the Compton scattering/absorption fraction and angle following the scheme in ARTIS
- Parameters:
- energyfloat
Energy of the gamma-ray
- Returns:
- float
Scattering angle
- float
Compton scattering fraction
- tardis.energy_input.transport.gamma_ray_interactions.get_compton_fraction_urilight(energy)[source]
Gets the Compton scattering/absorption fraction and angle following the scheme in Urilight
- Parameters:
- energyfloat
Energy of the gamma-ray
- Returns:
- float
Scattering angle
- float
Compton scattering fraction
- tardis.energy_input.transport.gamma_ray_interactions.pair_creation_packet(packet)[source]
Pair creation randomly scatters the packet or destroys it, based on the frequency
- Parameters:
- packetGXPacket
incoming packet
- Returns:
- GXPacket
outgoing packet
- tardis.energy_input.transport.gamma_ray_interactions.scatter_type(compton_opacity, photoabsorption_opacity, total_opacity)[source]
Determines the scattering type based on process opacities
- Parameters:
- compton_opacityfloat
- photoabsorption_opacityfloat
- total_opacityfloat
- Returns:
- statusGXPacketStatus
Scattering process the photon encounters