Chinese Journal of Lasers, Volume. 31, Issue s1, 335(2004)

Laser-Induced Self-Propagating Reaction Synthesis of Zr-Ti-Ni Quasicrystal

WANG Сun-shan*, WANG Yan-fang, Pan Xue-min, Gao Ya-li, and DONG Chuang
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    Noticing that strong exothermic reaction due to large negative enthalpy of mixing can occur among major components of the Zr-Ti-Ni quasicrystalline alloy systems, a new technique to fabricate quasicrystalline material using laser-induced self-propagating reaction synthesis (LSRS) is developed The LSRS for Zr-Ti-Ni alloy system shows that the product is mainly composed of the quasicrystalline I - phase, the α (Ti/Zr) solid-solution and the Laves phase with MgZn2 structure type. However, the content of the I-phase in the products changes with the composition of the raw powder mixtures. When the composition of the raw powder mixtures changes from Zr44Ti40Ni16 to Τi40Ζr40Νi20 and the content of the I-phase decreases. The microhardness of the samples increases with the increase of the content of the I-phase.

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    WANG Сun-shan, WANG Yan-fang, Pan Xue-min, Gao Ya-li, DONG Chuang. Laser-Induced Self-Propagating Reaction Synthesis of Zr-Ti-Ni Quasicrystal[J]. Chinese Journal of Lasers, 2004, 31(s1): 335

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    Paper Information

    Category: laser devices and laser physics

    Received: --

    Accepted: --

    Published Online: Jan. 29, 2013

    The Author Email: Сun-shan WANG (Laser@dlut.edu.cn)

    DOI:

    CSTR:32186.14.

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