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cigale
CIGALE
Commits
f27ff5bb
Commit
f27ff5bb
authored
Jul 03, 2014
by
BURGARELLA Denis
Browse files
Additional correction of a bug in the attenuation law
parent
97e690ca
Changes
2
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pcigale/creation_modules/dustatt_calzleit.py
View file @
f27ff5bb
# -*- coding: utf-8 -*-
# Copyright (C) 2013 Centre de données Astrophysiques de Marseille
# Copyright (C) 2014 Laboratoire d'Astrophysique de Marseille
# Licensed under the CeCILL-v2 licence - see Licence_CeCILL_V2-en.txt
# Author: Yannick Roehlly
# Author: Yannick Roehlly
, Denis Burgarella
"""
Calzetti et al. (2000) and Leitherer et al. (2002) attenuation module
...
...
@@ -171,7 +172,7 @@ def a_vs_ebv(wavelength, bump_wave, bump_width, bump_ampl, power_slope):
class
CalzLeit
(
CreationModule
):
"""Calzetti + Leitherer attenuation module
This module computes the
Cardelli, Clayton and Mathis
attenuation using the
This module computes the
dust
attenuation using the
formulae from Calzetti et al. (2000) and Leitherer et al. (2002).
The attenuation can be computed on the whole spectrum or on a specific
...
...
pcigale/creation_modules/dustatt_powerlaw.py
View file @
f27ff5bb
# -*- coding: utf-8 -*-
# Copyright (C) 2013 Centre de données Astrophysiques de Marseille
# Copyright (C) 2014 Laboratoire d'Astrophysique de Marseille
# Licensed under the CeCILL-v2 licence - see Licence_CeCILL_V2-en.txt
# Author: Yannick Roehlly
# Author: Yannick Roehlly
, Denis Burgarella
"""
Charlot and Fall (2000) power law attenuation module
...
...
@@ -64,7 +65,7 @@ def uv_bump(wavelength, central_wave, gamma, ebump):
def
alambda_av
(
wavelength
,
delta
,
bump_wave
,
bump_width
,
bump_ampl
):
"""Compute the complete attenuation curve A(λ)/Av
The continuum is a power law (λ / λv) ** δ to w
it
h is added a UV bump.
The continuum is a power law (λ / λv) ** δ to w
hic
h is added a UV bump.
Parameters
----------
...
...
@@ -97,8 +98,8 @@ def alambda_av(wavelength, delta, bump_wave, bump_width, bump_ampl):
class
PowerLawAtt
(
CreationModule
):
"""Power law attenuation module
This module computes the
Cardelli, Clayton and Mathis
attenuation using
a power law
as defined in Charlot and Fall (2000).
This module computes the attenuation using
a power law
as defined in Charlot and Fall (2000).
The attenuation can be computed on the whole spectrum or on a specific
contribution and is added to the SED as a negative contribution.
...
...
@@ -173,7 +174,7 @@ class PowerLawAtt(CreationModule):
self
.
sel_attenuation
=
None
def
process
(
self
,
sed
):
"""Add the
CCM
dust attenuation to the SED.
"""Add the dust attenuation to the SED.
Parameters
----------
...
...
@@ -202,6 +203,7 @@ class PowerLawAtt(CreationModule):
self
.
sel_attenuation
=
alambda_av
(
wavelength
,
powerlaw_slope
,
uv_bump_wavelength
,
uv_bump_width
,
uv_bump_amplitude
)
attenuation_total
=
0.
for
contrib
in
list
(
sed
.
contribution_names
):
age
=
contrib
.
split
(
'.'
)[
-
1
].
split
(
'_'
)[
-
1
]
...
...
@@ -223,8 +225,8 @@ class PowerLawAtt(CreationModule):
attenuation_spectrum
)
# Bump and slope of the dust attenuation
sed
.
add_info
(
"attenuation.uv_bump_amplitude"
,
uv_bump_amplitude
,
True
)
sed
.
add_info
(
"attenuation.powerlaw_slope"
,
powerlaw_slope
,
True
)
sed
.
add_info
(
"attenuation.uv_bump_amplitude"
,
uv_bump_amplitude
)
sed
.
add_info
(
"attenuation.powerlaw_slope"
,
powerlaw_slope
)
# Total attenuation
sed
.
add_info
(
"dust.luminosity"
,
attenuation_total
,
True
)
...
...
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