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  1. No Access

    Article

    Microstructure and Its Physicochemical Basis for the White Porcelain from Gongyi Kiln of Henan Province in China

    Gongyi is the birthplace and one of the most famous production areas of white porcelain in China. In this study, white porcelain samples from the Northern Wei to Tang Dynasties excavated from Baihe and Huangye...

    Weidong Li, Hongjie Luo, **nmin Sun, Lanhua Liu… in MRS Online Proceedings Library (2011)

  2. No Access

    Article

    Effects of microstructural evolution on the thermal conductivity of α–Al2O3 prepared from nano-size γ–Al2O3 powder

    The thermal diffusivities (D) of porous α–Al2O3 specimens prepared from nano-size γ–Al2O3 powder and from conventional submicrometer-size alumina powders were measured at room temperature, and the thermal conduct...

    Eduardo J. Gonzalez, Grady White, Lanhua Wei in Journal of Materials Research (2000)

  3. No Access

    Article

    Thermal diffusivity maps: Case studies in ceramics

    A new methodology for map** thermal diffusivity using a photothermal deflection method is introduced. Two case studies are made: fiber-reinforced composite structures and contact damage zones in alumina. In ...

    Lanhua Wei, Grady S. White in Journal of Materials Research (1997)

  4. No Access

    Article

    Effect of mechanical damage on thermal conduction of plasma-sprayed coatings

    A thermal wave methodology for monitoring the thermal conduction of ceramic coatings with accumulating mechanical damage is described. Tests are conducted on a model alumina coating containing laminar defect i...

    Lanhua Wei, Antonia Pajares, Brian R. Lawn in Journal of Materials Research (1996)

  5. No Access

    Article

    Thermal wave analysis of contact damage in ceramics: Case study on alumina

    Thermal waves are used to image damage accumulation digitally beneath Hertzian contacts in ceramics. Alumina ceramics over a range of grain size 3–48 μm are used in a case study. The nature of the images changes ...

    Lanhua Wei, Brian R. Lawn in Journal of Materials Research (1996)

  6. No Access

    Article

    Grinding force and microcrack density in abrasive machining of silicon nitride

    The relationship between grinding forces and the material’s resistance to microfracture is investigated in abrasive machining of silicon nitride ceramics. Surface grinding is performed on two forms of silicon ...

    Hockin H. K. Xu, Lanhua Wei, Said Jahanmir in Journal of Materials Research (1995)

  7. No Access

    Article

    Damage accumulation and cyclic fatigue in Mg-PSZ at Hertzian contacts

    Hertzian contact damage in as-fired, peak-aged, and over-aged Mg-PSZ is studied, in single-cycle and multiple-cycle loading. Indentation stress-strain curves reveal a monotonically increasing quasi-plasticity ...

    Antonia Pajares, Lanhua Wei, Brian R. Lawn… in Journal of Materials Research (1995)

  8. No Access

    Article

    Heat conduction in silicon thin films: Effect of microstructure

    A study was made of the thermal properties of low pressure chemical vapor deposition (LPCVD) silicon thin films with amorphous and polycrystalline microstructures, produced by varying the substrate temperature...

    Lanhua Wei, Mark Vaudin, Cheol Song Hwang, Grady White… in Journal of Materials Research (1995)