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- Gauss(vGrid, vLine=0.0, strength=1.0, gammaD=1.0)
- Doppler broadening: Gauss profile normalized to one, multiplied with line strength.
- Lorentz(vGrid, vLine=0.0, strength=1.0, gammaL=1.0)
- Pressure broadening: Lorentz profile normalized to one, multiplied with line strength.
- LorentzMix(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, yMix=0.0)
- Pressure broadening: Lorentz profile incl. line mixing, normalized to one, multiplied with line strength.
See D. Edwards, SPIE Vol. 928 (1986), Eq. (4.5)
- Rautian(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, gammaD=1.0, gammaN=1.0)
- Rautian profile normalized to one, multiplied with line strength.
Broadening by thermal motion and state-perturbing collisions;
hard collision model for velocity-changing collisions; collisional perturbations uncorrelated
Philip L. Varghese and Ronald K. Hanson:
Collisional narrowing effects on spectral line shapes measured at high resolution [AO 23(14), 2376-2385, 1984]
- RautianMix(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, gammaD=1.0, gammaN=1.0, yMix=0.0)
- Rautian profile including Rosenkranz line mixing ( normalized to one), multiplied with line strength.
Broadening by thermal motion and state-perturbing collisions;
hard collision model for velocity-changing collisions; collisional perturbations uncorrelated
Philip L. Varghese and Ronald K. Hanson:
Collisional narrowing effects on spectral line shapes measured at high resolution [AO 23(14), 2376-2385, 1984]
- SpeedRautian(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, gammaD=1.0, gamma2=1.0, gammaN=1.0)
- Speed-dependent Rautian profile normalized to one, multiplied with line strength.
Boone, Walker, Bernath (JQSRT 105, 2007): Speed-dependent Voigt profilefor water vapor in infrared ...
Tennyson et al. (Pure & Applied Chemistry 86, 2014): Recommended isolated line profile ... (IUPAC Technical Report)
Schreier (JQSRT 187, 2017): Computational Aspects of Speed-Dependent Voigt Profiles
- SpeedRautianMix(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, gammaD=1.0, gamma2=1.0, gammaN=1.0, yMix=0.0)
- Speed-dependent Rautian profile normalized to one, multiplied with line strength.
Boone, Walker, Bernath (JQSRT 105, 2007): Speed-dependent Voigt profilefor water vapor in infrared ...
Tennyson et al. (Pure & Applied Chemistry 86, 2014): Recommended isolated line profile ... (IUPAC Technical Report)
Schreier (JQSRT 187, 2017): Computational Aspects of Speed-Dependent Voigt Profiles
- SpeedVoigt(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, gammaD=1.0, gamma2=1.0)
- Speed-dependent Rautian profile normalized to one, multiplied with line strength.
Boone, Walker, Bernath (JQSRT 105, 2007): Speed-dependent Voigt profilefor water vapor in infrared ...
Tennyson et al. (Pure & Applied Chemistry 86, 2014): Recommended isolated line profile ... (IUPAC Technical Report)
Schreier (JQSRT 187, 2017): Computational Aspects of Speed-Dependent Voigt Profiles
- SpeedVoigtMix(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, gammaD=1.0, gamma2=1.0, yMix=0.0)
- Speed-dependent Voigt profile normalized to one, multiplied with line strength.
Boone, Walker, Bernath (JQSRT 105, 2007): Speed-dependent Voigt profilefor water vapor in infrared ...
Tennyson et al. (Pure & Applied Chemistry 86, 2014): Recommended isolated line profile ... (IUPAC Technical Report)
Schreier (JQSRT 187, 2017): Computational Aspects of Speed-Dependent Voigt Profiles
- Voigt(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, gammaD=1.0)
- Voigt profile normalized to one, multiplied with line strength.
- VoigtMix(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, gammaD=1.0, yMix=0.0)
- Voigt profile (normalized to one) with Rosenkranz first order approximation, multiplied with line strength.
Boone, Walker, Bernath (JQSRT 112, 980-989, 2011): Eq. (8)
- Voigt_Kuntz_Humlicek1(vGrid, vLine=0.0, S=1.0, gammaL=1.0, gammaD=1.0)
- Voigt profile normalized to one, multiplied with line strength.
Rational approximation for asymptotic region with large |x|+y.
Real part of w(z) using Kuntz (JQSRT, 1997) implementation with Ruyten's (JQSRT, 2003) correction.
- sqrt(...)
- sqrt(x)
Return the square root of x.
- vanVleckHuber(vGrid, vLine=0.0, strength=1.0, gammaL=1.0, temp=250.0)
- Pressure broadening: VanVleck-Huber lineshape with tanh prefactor, multiplied with line strength.
See D. Edwards, SPIE Vol. 928 (1986), Eq. (4.3)
ARTS --- Buehler, Eriksson et al., JQSRT Vol. 91 (2005), Table 2
- vanVleckWeisskopf(vGrid, vLine=0.0, strength=1.0, gammaL=1.0)
- Pressure broadening: VanVleck-Weisskopf lineshape without tanh prefactor, multiplied with line strength.
ARTS manual, eq. (3.12)
ARTS --- Buehler, Eriksson et al., JQSRT Vol. 91 (2005), Eq. (7)
See D. Edwards, SPIE Vol. 928 (1986), Eq. (4.3)
- voigtWidth(gammaL=1.0, gammaD=1.0)
- Half width half maximum (HWHM) of Voigt profile (Whiting's approximation).
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