精品文档---下载后可任意编辑Y2O3 对 TiAl2O3 复合材料结构与性能的影响的开题报告题目：Y2O3 对 TiAl2O3 复合材料结构与性能的影响摘要：本文将讨论 Y2O3 对 TiAl2O3 复合材料的影响。通过不同比例的 Y2O3 添加，讨论其对复合材料的结构、力学性能、导热性能的影响。通过场发射扫描电子显微镜（FESEM）、X 射线衍射（XRD）、能谱仪（EDS）等手段对材料进行观测分析，了解 Y2O3 对 TiAl2O3 复合材料结构的改变。通过力学性能测试，探究 Y2O3 添加对 TiAl2O3 复合材料机械性能的影响，包括硬度、抗拉强度、压缩强度和断裂韧性等。同时，对 Y2O3 对 TiAl2O3 复合材料导热性能的影响进行讨论，探讨其热导率、导热系数和热膨胀系数等方面的变化。关键词：TiAl2O3， Y2O3，复合材料，力学性能，导热性能Abstract: This paper will study the effect of Y2O3 on TiAl2O3 composite materials. The influence of Y2O3 with different proportions on the structure, mechanical properties and thermal conductivity of the composite materials will be investigated. Techniques such as field emission scanning electron microscopy (FESEM), X-ray diffraction (XRD), and energy dispersive spectrometer (EDS) will be used to observe and analyze the materials, understand the changes of the structure with Y2O3 modification. Mechanical properties, including hardness, tensile strength, compression strength, and fracture toughness, of the TiAl2O3 composite with Y2O3 will be tested and investigated, to understand the influence of Y2O3 on the mechanical properties of the material. Meanwhile, the effect of Y2O3 on the thermal conductivity of TiAl2O3 composite material will be studied, and the changes of thermal conductivity, thermal conductivity coefficient, and thermal expansion coefficient of the composite material with Y2O3 incorporation will be evaluated.Keywords: TiAl2O3, Y2O3, composite material, mechanical properties, thermal conductivity
