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  1. No Access

    Article

    The Influence of Pore-Structure on the Compressive Strength of Hardened Cement Paste

    The pore-structure strongly influences the compressive strength of hardened cement paste (hcp) and other porous materials, as well as other mechanical properties. The simplest but most currently used expressio...

    Huang Yiun-Yuan, Ding Wei, Lu ** in MRS Online Proceedings Library (1984)

  2. No Access

    Article

    Exafs Analysis of Ionomers

    Extended x-ray absorption fine structure (EXAFS) spectroscopy has beensuccessfully applied to the analysis of the ionic domain microstructure inzinc and rubidium neutralized ionomers. In dehydrated zinc neutra...

    Y. S. Ding, H. K. Pan, R. A. Régister, S. L. Cooper in MRS Online Proceedings Library (1986)

  3. No Access

    Chapter

    Exafs Analysis of Ion Containing Polymers

    The K-edge x-ray absorption fine structure (EXAFS) of zinc and rubidium in various sulfonate and carboxylate ionomer systems has been measured and interpreted. In dehydrated zinc neutralized ionomers, the zinc...

    Y. S. Ding, S. L. Cooper in Structure and Properties of Ionomers (1987)

  4. No Access

    Article

    Ion-Beam Mixing and Amorphization in Au/Zr Bilayers

    Au/Zr bilayer films with inert-gas markers were produced by low energy (< 4 keV) implantation. Mass transport was measured during ion-beam mixing with 1 MeV Kr at several temperatures between 330 and 540K. Two...

    Fu-Rong Ding, P. R. Okamoto, L. E. Rehn in MRS Online Proceedings Library (1987)

  5. No Access

    Article

    Laser-Initiated Aluminothermic Reaction Applied to Preparing Mo-Si Film on Silicon Substrates

    Mo-Si films on silicon substrates has been prepared by the CO2 laser-initiated aluminothermic reaction. The features of these films have been characterized by RBS, AES, etc. The formation mechanism is discussed.

    Li Ding, Lu Xuebiao, Zhou Zhengzhuo, Qiu Mingxin… in MRS Online Proceedings Library (1987)

  6. No Access

    Chapter

    Test of Multilayer Insulations for the Use in the Superconducting Proton-Ring of HERA

    For large cryogenic distribution systems the choice of the optimal thermal insulation is of great importance. In order to select a design of multilayer insulation, which meets all thermodynamical and mechanica...

    H. Burmeister, W. Eschricht, G. Horlitz, D. Sellmann… in Advances in Cryogenic Engineering (1988)

  7. No Access

    Article

    Properties of laser-induced thermochemical etching of InP

    The properties of laser-induced thermochemical etching of InP were investigated with a visible multiline Ar+ laser and reactant gas Cl2 for the first time. Two thresholds of light intensity were observed, respect...

    Li Ding, Qiu Mingxin, Kuang Zhong in Journal of Electronic Materials (1988)

  8. No Access

    Article

    Reaction of 1,4-poly(2-trimethylsilylmethyl-1,3-butadiene) with phenylsulfenyl chloride

    Reaction of 1,4-poly(2-trimethylsilylmethyl-1,3-butadiene) with phenylsulfenyl chloride yields predominantly poly(3-methylene-2-phenylthiobutane). The mechanism of this reaction is discussed. The product polym...

    Yi-**ang Ding, William P. Weber in Polymer Bulletin (1988)

  9. No Access

    Article

    Development of viscoplastic constitutive equation through biaxial material testing

    Internal-state variables have been used to represent the deformation historyin the recently proposed viscoplastic constitutive equations. In the current study, creep tests under nonproportional loadings were u...

    J. L. Ding, S. R. Lee in Experimental Mechanics (1988)

  10. No Access

    Article

    Characterization of doped Nd-based superconductors

    Y-, Dy-, and Gd-doped neodymium (Nd) superconductors (RE0.1Nd0.9Ba2-Cu3Oy) exhibited sharp resistivity transitions at 92 K. DC susceptibility measurements gave a common curve with diamagnetic onsets at 93 K and t...

    W. D. Arnett, D. R. Zint, C. E. Hamrin Jr.… in Journal of Superconductivity (1988)

  11. No Access

    Article

    Viscoplastic flow due to penetration: a free boundary value problem

    Under the action of a pressure gradient, a solid body B penetrates into another body. Body B is assumed to be of an incompressible, viscoplastic, Bingham material. As a first model, the problem may be treated one...

    Dang Ding Ang, Tim Folias, Fritz Keinert… in International Journal of Fracture (1989)

  12. No Access

    Article

    Addition of dichlorocarbene to cis-1,4-poly(2-trimethylsilylmethyl-1,3-butadiene)

    Copolymers made up of 1,4-(2,3-dichloromethylene-2-trimethylsilylmethyl-1,3-butadiene) (I) and 1,5-(3-chloro-2-methylene-pent-3-ene) (II) units have been prepared by potassium fluoride elimination of trimethyl...

    Wan Jiang, Yi-**ang Ding, William P. Weber in Polymer Bulletin (1989)

  13. No Access

    Article

    Ion Beam Method to Study Fractal Aggregation of Magnetic Particles on Thin Solid Films:

    This paper presents the experimental observations of Fractal Aggregates on thin solid films after either directly thin film deposition or additional ion irradiation. A linear correlation was found between the ...

    J. R. Ding, L. Huang, B. X. Liu in MRS Online Proceedings Library (1989)

  14. No Access

    Article

    Investigation of the Interface Integrity of the Thermally Stable Wn/GaAs Schottky Contacts

    WNx,/GaAs Schottky contacts formed by reactive sputtering were found to be thermally stable up to an annealing temprature of ∼9400°C. The interface morphology and structure of this contact under high temperature ...

    J. Ding, B. Lee, K. M. Yu, R. Gronsky, J. Washburn in MRS Online Proceedings Library (1989)

  15. No Access

    Chapter

    Theoretical and Practical Study of On-Line Identification for the Grinding Burn

    The grinding burn is one of most serious problem in the field of surface integrity. However, previous works are based on the experimental methods for investigating residual stress, microhardness and metallogra...

    Huang Ren, Li Zhiyuan, Shi **urong, Ding Ruilian, Mao Yuliang in Surface Engineering (1990)

  16. No Access

    Article

    Silicophosphate-containing quartz ceramics

    M. T. Mel'nik, Nguyen Ding Ngi in Glass and Ceramics (1990)

  17. No Access

    Article

    All-optical fibre devices using polarization ellipse rotation

    In optical fibres with very low birefringence, non-linear polarization coupling occurs because of the well-known ellipse rotation induced by the Kerr effect. This may be of use of future all-optical signal-pro...

    Gang-Ding Peng, Adrian Ankiewicz in Optical and Quantum Electronics (1990)

  18. No Access

    Article

    Application of the method of optical caustics to the study of high-temperature creep fracture

    For the first time the time-dependent transition of the crack-tip fields can be observed. To interpret what is observed will, of course, require a more in-depth investigation. Nevertheless, the current explora...

    J. L. Ding, G. L. Panger Jr. in Experimental Techniques (1990)

  19. No Access

    Article

    Magnetic hyperfine fields in ultrathin Ni films on Cu(100)

    The magnetic hyperfine field was measured at 111In(111Cd) probe atoms in ultrathin Ni films epitaxially grown on Cu(100) utilizing the perturbed γγ-angular correlation (PAC) method. The behaviour of the hyperfine...

    J. Voigt, X. L. Ding, R. Fink, G. Krausch, B. Luckscheiter, R. Platzer… in Applied Physics A (1990)

  20. No Access

    Chapter and Conference Paper

    Creep of Metals Under Variable Complex Loadings

    In recent years, numerous material models and experimental observations on the inelastic behavior of metals at elevated temperatures have been proposed and reported. Despite their various forms, the models can...

    J. L. Ding, W. N. Findley in Creep in Structures (1991)

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