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821. Optical constant database - Level: data
. Amorphous SiO 2 from Zolotarev (1970) . Use our codes to transform the standard data file to another form. Back to paper page . Last modified: 10/09/98, V.I.
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822. Optical constant database - Level: data
. Hexagonal ice from Zolotarev (1970b) . Back to paper page . Last modified: 10/09/98, V.I.
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823. Optical constant database - Level: measurement/paper
. Source: . Leksina I.E., Penkina N.V. (1967) . Optical characteristics of iron in the visual and near infrared spectral regions. Fizik. Metall. Metalloved., v. 23, pp. 344 - 345. Optical constants: . pure iron Some details: . A massive polished sample of pure iron was used in the measurements. Back to metals page . Last modified: 15/10/98, V.I.
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824. Optical constant database - Level: measurement/paper
... Constraints on cosmic silicates. ... Optical constants: . O-deficient circumstellar silicate . ... The optical constants of the O-deficient silicate were derived from [C abs (lambda)/V] (C abs and V are the cross-section and volume of grains) derived from observational data using Kramers-Kronig relation and some assumptions on the size and shape distributions of grains. ... The optical constants of the O-rich silicate were obtained in a similar but more complex way. Back to silicate page . ...
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825. Optical constant database - Level: data
. Mg x Fe 1 -x S from Begemann et al. (1994) . Use our codes to transform the standard data files to another form. Back to paper page . Last modified: 12/09/98, V.I.
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826. Optical constant database - Level: data
. Sorry, this page is under construction. Nanodiamonds from Mutschke et al. (1995) . Back to paper page . Last modified: 12/10/98, V.I.
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827. Database of Optical Constants -- Level: welcome
The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...
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828. Database of Optical Constants -- Level: group of materials
... material . ... cryst. ... Phys. 31, 39S . ... Winchell, Winchell (1967) Opt. ... MgO . ... Johnson (1954) Phys. Rev. 94, 845. cryst. ... Opt. 17, 1541. cryst. ... 1988) Phys. Rev. B 38, 4231. cryst. ... Roessler, Huffman (1991) in Palik E. (ed) Handbook of Optical Constants, II. ... Opt. 28, 1874. cryst. sapphire . ... Gervais (1991) in Palik E. (ed) Handbook of Optical Constants, II. ... Thomas, Troff (1998) in Palik E. (ed) Handbook of Optical Constants of Solids, III. ... Opt. 28, 1874. cryst. ...
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829. Database of Optical Constants -- Level: group of materials
... material . ... silicon . ... J. 32, 265. cryst. silicon . ... Briggs (1950) Phys. Rev. 77, 287 . cryst. silicon . ... 1970) Phys. Rev. B1, 2632. cryst. silicon . ... Brown, Rustgi (1972) Phys. Rev. Let. 28, 497. amor. silicon . ... Pierce, Spicer (1972) Phys. Rev. B 5, 3017. cryst. silicon . ... Brodsky, Lurio (1974) Phys. Rev. B 9, 1646. cryst. silicon . ... Freeman, Paul (1979) Phys. Rev. B 20, 716. cryst. silicon . ... Edwards (1985) in Palik E. (ed) Handbook of Optical Constants of Solids. ...
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830. Database of Optical Constants -- Level: database
. This page uses frames, but your browser does not support them.
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831. Database of Optical Properties -- Level: welcome
What's new at the DOP? ... What is in the database? ... i) original codes realizing different methods to calculate the optical properties of non-spherical (inhomogeneous) particles; . ii) reviews of exact and approximate methods of light scattering theory ; . iii) a database of several tausends references to papers on various aspects of light-scattering theory and its applications; . ... vi) a self-training algorithm of determination of the optical properties of fractal-like clusters; . ...
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832. Database of Optical Properties -- Level: database
Optical characteristics of non-spherical scatterers . ... A list of reviews (under preparation) and links to the databases of Hovenier's and Gustafson's groups on the visible/infrared and microwave light scattering experiments, respectively. ... Light scattering codes . ... Benchmarks in optical properties . Tables of different light scattering characteristics carefully calculated by different codes (methods). Dependence of optical properties on scatterer parameters . ...
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833. Database of Optical Properties -- Level: page
... A ray obliquely incident at the cylinder scatters on the surface of a cone (in the far zone) mainly in the forward direction. The results for the cylinder with the radius equal to the wavelength of incident radiation multiplied by 5 / pi ( x =10), the refractive index m=n+k i=1.33 and the angle between the symmetry axis of the particle and the wave-vector of incident radiation alpha =45 o were obtained with one of the codes presented in the DOP. Created by V.I. Last modified: 15/04/03, V.I. ...
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834. Database of Optical Properties -- Level: subpage
Other databases on optical properties of scatterers as far as we know are as follows (we shall be thankful to anyone who will provide us with more information!) ... Resources containing light scattering codes to calculate the optical properties of different scatterers have been mentioned in the corresponding section . Some bibliographies on light scattering including the questions of the optical properties have been referred to in the corresponding section . ...
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835. http://www.astro.spbu.ru/DOP/A-PERC/perceptr.pdf
... The solution of this so-called "inverse scattering problem" is conjugated with solving the direct scattering problem, which input parameters are microphysical properties of scatterers whereas output parameters are characteristics of scattered radiation (scattering matrix). ... The trained Figure 1: Cluster form for 10 and 20 particles. perceptron allows calculating the approximate values of the expansion coefficients for any input data from the data range that was used for neural network training. ...
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836. Database of Optical Properties -- Level: subsubpage
In order to solve the radiative transfer problem, the following optical properties of dust grains must be defined beforehand: . ... particle albedo and the scattering matrix for description of the process of light scattering when the polarization is considered and the phase function when it is not considered (in some cases only the asymmetry parameter g is used); . ... homogeneous and coated spheres . ... intensity, SED . ... Thomson scattering . ... Bastien, P. and Menard, F. (1988) Astrophys. ...
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837. Database of Optical Properties -- Level: subpage
Our notes briefly list the optical characteristics that are necessary for radiative transfer (RT) calculations. For further reading we give a list of works developing the RT codes for astronomical applications. ... A part of these notes (the section on the radiative transfer approaches) was addded by V.Il'in S.Grachev. The page of Jurgen Steinacker provides access to several radiative transfer codes, some useful tools, and benchmark results. ...
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838. http://www.astro.spbu.ru/DOP/C-RADT/nvv.ps
... Author(s) Method; particles; geometry; output; applications Leung (1976) MoM, quasi­diffusion approximation; homogeneous and coated spheres ; 1D ( sphere ); intensity, SED ; dust clouds with central source, CS shells Witt (1977) MC; spheres , HG phase function; plane­parallel layer; intensity; RN White (1979) Doubling method; MRN mixture; homogeneous layer (optically thick but geomet­ rically thin); intensity, polarization ; RN Daniel (1980) MC; single size ... Astrophys., ... 1997) Astron. ...
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839. Bibliography
... 13 , 147-173 (1985). ... V. P. Tishkovets, ``Light scattering by clusters of spherical particles. ... M.I. Mishchenko, L.D. Travis and A.A. Lacis, Scattering, Absorbtion and Emission of Light by Small Particles . ... L. Thang, Z. Chen, S. Oh, R. J. Marks, and A. T. C. Chang, ``Inversion of snow parameters from passive microwave remote sensing measurements by a neural network trained with a multiple scattering model,`` IEEE Trans. ... Remote Sens. , 30 , 1015-1024 (1992). root 2003-04-11 ...
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840. About this document ...
. Up: paper2 Previous: Bibliography . This document was generated using the LaTeX 2 HTML translator Version 2K.1beta (1.48) . Copyright ї 1993, 1994, 1995, 1996, Nikos Drakos , Computer Based Learning Unit, University of Leeds. Copyright ї 1997, 1998, 1999, Ross Moore , Mathematics Department, Macquarie University, Sydney. The command line arguments were: . latex2html paper2.tex . The translation was initiated by root on 2003-04-11 . root 2003-04-11
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