Infrared extinction by homogeneous particle aggregates of SiC, FeO and SiO2: Comparison of different theoretical approaches

Journal of Quantitative Spectroscopy and Radiative Transfer

Volumn 100, Issue 1-3, 2006, Pages 4-15

  Andersen, Anja C ^a,b   Mutschke, Harald ^c   Posch, Thomas ^c,d   Min, Michiel ^e   Tamanai, Akemi ^c  

^a Dark Cosmology Centre   (Denmark)

^b NORDITA   (Denmark)

^c Astrophysikalisches Institut   (Germany)

^d Institut fur Astronomie Vienna   (Austria)

^e UNIVERSITY OF AMSTERDAM   (Netherlands)

Author keywords

Dust; Extinction; Interstellar medium; Numerical methods; Scattering

Indexed keywords

AGGLOMERATION; APPROXIMATION THEORY; IRON OXIDES; MATRIX ALGEBRA; NUMERICAL METHODS; PHONONS; REFRACTIVE INDEX; SILICA; SILICON CARBIDE;

DISCRETE DIPOLE APPROXIMATION; INFRARED EXTINCTION; INTERSTELLAR MEDIUM;

INFRARED SPECTROSCOPY;

SPECTROSCOPY;

EID: 33645028315     PISSN: 00224073     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jqsrt.2005.11.061     Document Type: Article

References (18)

1. Min M, Dominik C, Hovenier JW, de Koter A, Waters LBFM. The 10 μ m amorphous silicate feature of fractal aggregates and compact particles with complex shapes. Astron Astrophys 2005; 445:1005-14.
2. R. Stognienko Th. Henning V. Ossenkopf Optical properties of coagulated particles Astron Astrophys 296 1995 797-809
3. A.C. Andersen J. Sotelo V. Pustovit G. Niklasson Extinction calculations of multi-sphere polycrystalline graphitic clusters. A comparison with the 2175 Å peak and between a rigorous solution and discrete-dipole approximations Astron Astrophys 386 2002 296-307
4. G.B. Smith W.E. Vargas G.A. Niklasson J.A. Sotelo A.V. Paley A.V. Radchik Optical properties of a pair of spheres: Comparison of different theories Opt Commun 115 1995 8-12
5. T. Vicsek Fractal models for diffusion controlled aggregation J Phys A 16 1983 L647-L652
6. D. Clément H. Mutschke. Klein R Th. Henning New laboratory spectra of isolated β -SiC nanoparticles: Comparison with spectra taken by the Infrared Space Observatory Astrphys J 594 2003 642-650
7. 2) (Glass) E.D. Palik Handbook of optical constants of solids 1985 Academic Press Inc. Orlando 749-763
8. Henning Th, Begemann B, Mutschke H, Dorschner J. Optical properties of oxide dust grains. Astron Astrophys 1995; (Supp. 112): 112-43.
9. H. Mutschke A.C. Andersen D. Clément Th. Henning G. Peiter Infrared properties of SiC particles Astron Astrophys 345 1999 187-202
10. D.W. Mackowski M.I. Mishchenko Calculation of the T matrix and scattering matrix for ensembles of spheres J Opt Soc Amer A 13 1996 266-2278
11. M. Quinten U. Kreibig Absorption and elastic scattering of light by particle aggregates Appl Opt 32 1993 6173-6182
12. J.M. Gérardy M. Ausloos Absorption spectrum of clusters of spheres from the general solution of Maxwell's equations. II. Optical properties of aggregated metal spheres Phys Rev B 25 1982 4204-4229
13. B.T. Draine The discrete-dipole approximation and its application to interstellar graphite grains Astrophys J 333 1988 848-872
14. J.I. Hage J.M. Greenberg A model for the optical properties of porous grains Astrophys J 361 1990 251-259
15. Draine BT, Flatau PJ. User guide for the discrete dipole approximation code DDSCAT 6.1. http://arxiv.org/abs/astro-ph/030969 (2004). (DDSCAT).
16. J.J. Goodman B.T. Draine P.J. Flatau Application of FFT techniques to the discrete dipole approximation Opt Lett 16 1991 1198-1200
17. Min M, Hovenier JW, Dominik C, de Koter A, Yurkin MA. Absorption and scattering properties of arbitrarily shaped particles in the Rayleigh domain: A rapid computational method and a theoretical foundation for the statistical approach. JQSRT, in press, doi:10.1016/ j.jqsrt.2005.05.059.
18. B.T. Draine J.J. Goodman Beyond Clausius-Mossotti-Wave propagation on a polarizable point lattice and the discrete dipole approximation Astrophys J 405 1993 685-697