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    Article

    Thermally stimulated polarization current in sodium germanate glass

    The electrical conductivity of XNa2O·(100−X)GeO2 glasses where X is 0.19 and 27.5 mol%, was studied by means of the technique of thermally stimulated polarization current. The compositional dependence of the para...

    A. Doi, D. E. Day in Journal of Materials Science (1980)

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    Chapter

    Optically Transparent Glass Fiber Reinforced Poly(methylmethacrylate) Laminates

    Transparent composites have been made at the University of Missouri-Rolla, USA. The refractive index of optical glass fibers was adjusted to match the refractive index of poly(methyl methacrylate) for the midd...

    R. K. Six, J. O. Stoffer, D. E. Day in The Interfacial Interactions in Polymeric Composites (1993)

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    Article

    Temperature and wavelength dependent transmission of optically transparent glass fibre poly (methyl methacrylate) composites

    The temperature and wavelength dependent transmission was measured for glass fibre reinforced transparent composites prepared by sheet lamination and pressure curing processes. A mathematical model using fibre...

    H. Lin, D. E. Day, K. D. Weaver, J. O. Stoffer in Journal of Materials Science (1994)

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    Article

    Preparation and properties of mid-infrared glass fibres and poly (chlorotrifluoroethylene) composites

    Fluorophosphate-glass-fibre-reinforced poly(chlorotrifluoroethylene) (PCTFE) composites with a transmittance of 80% from 0.4 to 3.7 μm were prepared. The transparent PCTFE composites transmit light to longer w...

    Hongy. Lin, W. L. Dechent, D. E. Day, J. O. Stoffer in Journal of Materials Science (1997)

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    Article

    A generalized method for determining the crystal nucleation and growth rates in glasses by differential thermal analysis

    A generalized experimental method that uses differential thermal analysis (DTA) has been developed for determining the nucleation rate (I), the crystal growth rate (U), and the concentration of quenched-in nuclei...

    K. S. Ranasinghe, C. S. Ray, D. E. Day in Journal of Materials Science (2002)

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    Article

    Processing sodium tellurite melts in low gravity drop shaft: part I Melt evaporation and formation of solid particles from vapor

    Glasses of Na2O·8TeO2 and Na2O·4TeO2 compositions adhered to a small platinum heating coil (2 to 3 mm ID, 5 to 6 mm long) were melted and evaporated in low gravity using the drop shaft at the Japan Microgravity C...

    Dongmei Zhu, C. S. Ray, M. Makihara, Wancheng Zhou in Journal of Materials Science (2002)

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    Processing sodium tellurite melts in low gravity drop shaft: Part II Melt solidification and glass formation

    The effect of gravity on glass formation and crystallization of the Na2Ocdot;8TeO2 (NT8) and Na2Oċ4TeO2 (NT4) melts were investigated using the low gravity drop shaft at the Japan Microgravity Center (JAMIC). Thi...

    Dongmei Zhu, C. S. Ray, M. Makihara, Wancheng Zhou in Journal of Materials Science (2002)

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    On glass formation for a Na2O·4TeO2 melt: Effect of melting temperature, time, and raw material

    The effect of melting temperature, time, and the type of raw material, NaNO3 or Na2CO3, as a source for Na2O on the glass formation for a Na2O·4TeO2(NT4) melt was investigated. Melting with NaNO3 at 750°C for a s...

    Dongmei Zhu, C. S. Ray, Wancheng Zhou, D. E. Day in Journal of Materials Science (2004)

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    Article

    Containerless processing of a lithium disilicate glass

    Glasses of Li2O · 2SiO2 (LS2), and LS2 doped with 0.001 wt% platinum (LS2 + 0.001 wt% Pt) compositions were melted, cooled and reheated at controlled rates while levitated (containerless) inside an electrostatic ...

    K. S. Ranasinghe, C. S. Ray, D. E. Day, J. R. Rogers in Journal of Materials Science (2007)