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Formation and characteristics of dispersion layers of organofluorine compounds in poly(methyl methacrylate) using a vacuum process
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10.1063/1.2137443
/content/aip/journal/jap/98/11/10.1063/1.2137443
http://aip.metastore.ingenta.com/content/aip/journal/jap/98/11/10.1063/1.2137443
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Chemical structures of the compounds used in this study with boiling point (b.p.) and refractive index.

Image of FIG. 2.
FIG. 2.

(a) Schematic representation of vacuum apparatus used for making the glass ampoule. LN, liquid nitrogen; OF, organofluorine compound; S, seal after pumping; V, vacuum pump. (b) Illustration of the vacuum transportation method for sample preparation. V.T., vacuum transportation.

Image of FIG. 3.
FIG. 3.

(Color online) Photographs of the optical media prepared in this study. (a) The medium prepared by treatment with EH measured . (b) Two samples were prepared by exposure to EH. The samples on the right and left measured and , respectively.

Image of FIG. 4.
FIG. 4.

Temperature dependence of the dispersion depth of EH into PMMA after 24 h. PMMA used in the present study showed at 120 °C.

Image of FIG. 5.
FIG. 5.

Dispersion depths of EH and PT plotted against treatment time. Treatment temperature was 150 °C. 엯, EH; ◻, PT.

Image of FIG. 6.
FIG. 6.

(Color online) (a) Cross section of the sliced medium doped with PT at 110 °C for 48 h. The sample was transparent and the interface between doped and nondoped regions could be observed. (b) Mapping image for the concentration distribution of fluorine in the area surrounded by the white line in (a). (c) Line profile for the concentration distribution of fluorine along the white line shown in (b).

Image of FIG. 7.
FIG. 7.

Schematic representation of the indices of the cladding layers.

Image of FIG. 8.
FIG. 8.

Refractive indices of the cladding layers fabricated in the present study as a function of temperature. Treatment time was 24 h. 엯, EH; ◻, PT.

Image of FIG. 9.
FIG. 9.

Refractive indices of the cladding layers fabricated in the present study as a function of treatment time. Treatment temperature was 150 °C. 엯, EH; ◻, PT.

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/content/aip/journal/jap/98/11/10.1063/1.2137443
2005-12-05
2014-04-24
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Formation and characteristics of dispersion layers of organofluorine compounds in poly(methyl methacrylate) using a vacuum process
http://aip.metastore.ingenta.com/content/aip/journal/jap/98/11/10.1063/1.2137443
10.1063/1.2137443
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