2013
Data Analysis for Nanomaterials: Effective Medium Approximation, Its Limits and Implementations
HUMLÍČEK, JosefBasic information
Original name
Data Analysis for Nanomaterials: Effective Medium Approximation, Its Limits and Implementations
Authors
HUMLÍČEK, Josef (203 Czech Republic, guarantor, belonging to the institution)
Edition
Berlin, Ellipsometry at the Nanoscale, p. 145-178, 34 pp. 2013
Publisher
Springer
Other information
Language
English
Type of outcome
Chapter(s) of a specialized book
Field of Study
10302 Condensed matter physics
Country of publisher
Germany
Confidentiality degree
is not subject to a state or trade secret
Publication form
printed version "print"
References:
RIV identification code
RIV/00216224:14740/13:00068200
Organization unit
Central European Institute of Technology
ISBN
978-3-642-33955-4
Keywords in English
optical spectra; effective medium
Tags
Tags
International impact, Reviewed
Changed: 9/4/2014 10:59, Olga Křížová
Abstract
V originále
We review here basic theoretical approaches to the optical response of nanostructured materials. We use the well established framework of Effective medium approximation (EMA) and discuss key issues of its use. The treatment of this extensive subject is adapted to the needs of ellipsometric/polarimetric measurements on nanostructured materials. In Sects. 3.1 and 3.2 we formulate the problems and establish notation. Then, we recall and discuss, in Sects. 3.3 and 3.4, several well-known formulae for the effective dielectric function. Sections 3.5 and 3.6 are devoted to a fairly detailed comparison of selected measured data with results of the EMA models. We also assess the uncertainties involved in the EMA approach by visualizing the differences between results of its different versions (Sect. 3.7) and by calculating the differences from exact solutions (Sect. 3.8). Finally, Sect. 3.9 is devoted to the discussion of possible resonant behaviour of EMA mixtures.
Links
ED1.1.00/02.0068, research and development project |
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MSM0021622410, plan (intention) |
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