It discusses not only a kind of new vacuum jointing process in ic packaging but also its theory and background . besides , it enumerates the remarkable achievements by implementing this process 摘要论述了在集成电路生产中一种新的真空烧结工艺，讨论了它的理论依据及产生背景，并列举了通过实行该工艺所带来的显著成绩。
Abstract : in this paper , the porous - metal nickel was prepared by filling pore - forming material and vacuum sintering process . the influence of pore - forming material on the properties of porous - metal nickel was discussed 文摘:采用添加造孔剂、真空烧结工艺制备了多孔金属镍材料，并主要讨论了造孔剂含量对材料性能的影响。
The suitable adding acceptor promotes the the non - linear coefficient , specially when adding li + and na + . for preparation process , the synthesization processing , sintering processing , electrode plasm were systematic studied 对于制备工艺而言,系统研究了配料工艺、烧结工艺、上电极工艺对压敏电阻器电性能的影响。
Differential thermal analysis ( dta ) of starting powers and x - ray diffraction ( xrd ) of samples sintered at different temperatures from 600 c to 1300 c by hot pressing were utilized to analyse the phase composition 采用原位热压烧结工艺，通过差热分析和x衍射图谱，分析了600 1300不同烧结温度下烧结所得产物的相组成。
The effect of y - zro2 powders preparation process , the compositions of the powders and the sintering process on the fracture toughness , the tension strength and the grinding - ratio was investigated by the use of mechanical tests 增韧效果取决于y - zro _ 2粉体中稳定剂的含量、粉体制备工艺及参数以及pcd及pcbn高压烧结工艺与参数。
Dense lsco ceramic targets without cracks were prepared with cobalt nitrate excess coefficient 1 . 05 and pressing pressure 8mp , sintered at 1350 for 3h . the xrd spectrum is consistent with the standard cards of lsco powder 通过大量实验,确定了最佳烧结工艺:烧结温度为1350 、保温3小时,硝酸钴过量系数为1 . 05 ,压制压力为8mp 。
In this paper , the mechanical alloy technology ( ma ) was adopted . through the designing and optimizing of the ma technology and liquid phase sinter technology , the new electrician alloy - mo - cu was made 本文采用粉末冶金的非平衡制备高新技术?机械合金化法，通过机械合金化工艺、粉末生坯压制工艺和液相烧结工艺的设计与优化，制备出了mo - cu高比重合金。
The process of the high energy ball milling , the process of the flan press and the process of the liquid phase sinter was studied . and the influence of those processes to the property of the mo - cu alloy was concluded 本文从工艺上主要研究了mo - cu复合粉末的高能球磨工艺、 mo - cu粉末生坯的压制工艺、液相烧结工艺以及不同的工艺条件对材料性能的影响。
It showed that better crystal films could formed when sintered between 350 ~ 550 for 3 hours . with the increasing of temperature and the extending of time , the diffraction apices became stronger and the crystal became bigger 薄膜电极的烧结工艺研究结果表明,当烧结温度在350 ~ 550烧结时间为3h时得到结晶良好的limn2o4薄膜,随着温度的升高,衍射峰越来越明显,晶粒越来越大。
In this paper , micrometer and nanometer sic powder were respectively sintered as employed in powder metallurgy , nanometer porous sic was successfully prepared with its microstructure analyzed and its photoluminescence tested 本文分别以微米和纳米碳化硅粉末为原料，采用粉末冶金的烧结工艺，成功的制备了纳米多孔碳化硅，并分析了多孔碳化硅的结构，同时测试了其光致发光谱。
