Wydział Fizyki Technicznej, Informatyki i Matematyki Stosowanej / Faculty of Technical Physics, Information Technology and Applied Mathematics / W7
Stały URI zbioruhttp://hdl.handle.net/11652/7
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Pozycja Subwavelength high contrast gratings as optical sensing elements(Wydawnictwo Politechniki Łódzkiej, 2017) Marciniak, Magdalena; Gębski, Marcin; Dems, Maciej; Czyszanowski, TomaszSubwavelength high contrast gratings (HCG) can be used as high reflective mirrors and can be used as mirrors of vertical-cavity surface-emitting lasers. HCG mirrors can be designed in such a way that they are extremely sensitive to environmental changes - changes in the refractive index of ambient substance or changes in the absorption coefficient may cause changes in mirror reflectivity. This phenomenon can be used to detect liquids and gases. In this paper we present analysis of HCG properties. We consider the various HCG mirror designs and the possibilities of detecting gases and liquids.Pozycja The effect of the molecular weight on the electrooptic Kerr phenomenon of metyl silicon oil.(Wydawnictwo Politechniki Łódzkiej, 2014) Marciniak, Magdalena; Hillebrand, Klaudia; Komenda, Anna; Ledzion, Rafał; Górski, PiotrThe Kerr constant and quadratic electrooptic coefficient in methyl silicon oils were measured. The dependence of their magnitude on molecular mass was determined. On the base of obtained results one cannot define the character of the dependence between determined quantities and molecular mass of examined oils.