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11 Result(s)

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  1. No Access

    Article

    Effect of nickel content on the formation and properties of amorphous Al100-xRE5Nix alloys

    The thermal stability and formation range of amorphous Al100-xLn5Nix (x = 3, 5, 9, 13, 17, 21, 23) alloys were studied by differential scanning calorimetry and X-ray diffraction techniques. The microhardness, ...

    W. S. Sun, M. X. Quan, S. L. Li in Journal of Materials Science (1997)

  2. No Access

    Article

    Solid-state reaction in nanocrystalline Fe/SiC composites prepared by mechanical alloying

    Different solid-state reactions, i.e. Fe + SiC → Fe3C + Fe(Si), and Fe + SiC → Fe3Si + Fe2Si + C, were found in mechanically alloyed nanocrystalline Fe/SiC composites induced by prolonged milling or heat treatmen...

    T. D Shen, C. C Koch, K. Y Wang, M. X Quan, J. T Wang in Journal of Materials Science (1997)

  3. No Access

    Article

    Metastable phases formation induced by mechanical alloying

    Elemental aluminium, titanium and iron powders with compositions of Al90Ti10, Al55Ti45, Al65Ti25Fe10, respectively, were mechanically alloyed in a planetary ball mill. The sequence of phase formation was characte...

    G. J. Fan, M. X. Quan, Z. Q. Hu in Journal of Materials Science (1995)

  4. No Access

    Article

    Amorphous phase growth by isothermal annealing-induced interdiffusion reactions in mechanically deformed Ni/Ti multilayered composites

    The growth of amorphous phase and the formation of competing intermetallic compounds in mechanically deformed Ni/Ti multilayered composites have been investigated by X-ray diffraction, scanning electron micros...

    T. D. Shen, M. X. Quan, J. T. Wang, Z. Q. Hu in Journal of Materials Science (1994)

  5. No Access

    Article

    Characteristics of the mechanically-alloyed Ni60Ti40 amorphous powders during mechanical milling in different atmospheres

    Mechanically alloyed Ni60Ti40 amorphous powders were further milled in argon, nitrogen and oxygen atmospheres. X-ray diffraction, differential scanning calorimetry and transmission electron microscopy analyses we...

    K. Y. Wang, T. D. Shen, J. T. Wang, M. X. Quan in Journal of Materials Science (1993)

  6. No Access

    Article

    Solid-state reaction between crystalline nickel and amorphous Fe78Si12B10 powders during mechanical milling

    The solid-state reaction between crystalline nickel and pulverized melt-spun amorphous Fe78Si12B10 powders during mechanical milling has been investigated. For the powder mixtures with low nickel content (≤ 30 at...

    K. Y. Wang, J. T. Wang, M. X. Quan in Journal of Materials Science (1993)

  7. No Access

    Article

    Solid state amorphization reactions in Ni/Ti multilayer composites prepared by cold rolling

    Solid state amorphizations in mechanically deformed Ni/Ti multilayer composites have been investigated by differential scanning calorimetry and X-ray diffraction. The growth of amorphous alloy in our Ni/Ti com...

    T. D. Shen, M. X. Quan, J. T. Wang in Journal of Materials Science (1993)

  8. No Access

    Article

    Wettability and spreading kinetics of liquid aluminium on boron nitride

    The wettability and spreading kinetics of liquid AI on CVD-BN were investigated by the sessile drop method in a vacuum of about 1.1×10−3 Pa at 1070 to 1430 K. The wettability on the Al-BN system was different fro...

    X. M. Xue, J. T. Wang, M. X. Quan in Journal of Materials Science (1991)

  9. No Access

    Article

    A Long-Period Close-Packed Phase of the PuGa3 Type Prepared by RSP: m-Nb (Rh.75 Pd.25)3

    In the pseudobinary system Nb(Rh1−xPdx)3, as in other similar alloy systems, a series of polytypic phases occurs which have related, closepacked structures with systematically varying stacking sequences. After ra...

    M. X. Quan, P. Haldar, B. C. Giessen in MRS Online Proceedings Library (1986)

  10. No Access

    Article

    Metastabile Extensions of Intermediate Phases in Some Aluminum - Rare-Earth Metal Systems

    Using the arc-furnace hammer-and-anvil method, metastable alloys in the Al-rich portions of four Al-RE systems (10–30 at. pet. RE; Re = Gd, Ho, Er and Y) were prepared and examined by XRD. The principal result...

    M. X. Quan, P. Haldar, J. Werth, B. C. Giessen in MRS Online Proceedings Library (1985)

  11. No Access

    Article

    Formation and Thermal Stability of Quasi Crystalline and Other Metastable Al-Rich Al-Mn Phases

    RSP of Al-rich Al-Mn alloys is known to produce several metastable phases, including (with increasing Mn content) supersaturated Al solid solution and two non-crystallographic phases, identified in the literat...

    M. X. Quan, B. C. Giessen in MRS Online Proceedings Library (1985)