Aluminum Nitride(AlN)ceramics were soldered to Cu substrate using active metallized Sn0.3Ag0.7Cu-x%Ti(wt.%,where x=2,4,6,8)at 250℃.This process yielded a robust and closely integrated metallized layer on the AlN cera...
the National Natural Science Foundation of China(No.52171045).
Active soldering of 5A06 Al alloy was performed at 300 ℃ by using Sn-1Ti and Sn-1Ti-0.3Ga active solders, respectively. Theeffects of soldering time on the microstructure and mechanical properties of the joints were ...
the National Natural Science Foundation of China(Grant No.52075125,No.52105331);the Shenzhen Science and Technology Innovation Committee(Grant No.JCYJ20210324124203009,No.JSGG20201102154600003,No.GXWD20220818163456002);Special Fund for Science and Technology Innovation Strategy of Guangdong Province(Grant No.pdjh2022b0570);Sustainedly Supported Fundation by National Key Laboratory of Science and Technology on Space Microwave under Grant HTKJ2022KL504011,and NIO University Programme(NIO UP).
The electronic product has gravitated towards component miniaturization and integration, employment of lead-free materials, and low-temperature soldering processes. Noble-metal aerogels have drawn increasing attention...
In this work,the ultrasonic assisted active metal soldering of SiO_(2) glass and Al was successfully achieved using Sn-2Ti solder filler at a low soldering temperature of 250℃in ambient atmosphere.A nano-crystalline...
The research was supported by the National Natural Science Foundation of China(Grant No.52105331);the Shenzhen Science and Technology Innovation Committee(Grant No.JSGG20201102154600003,GXWD20220818163456002,JCYJ20210324124203009).
In recent years,the rapid development of the new energy industry has driven continuous upgrading of high-density and high-power devices.In the packaging and assembly process,the problem of differentiation of the therm...
supported by Science and Technology Planning Project of Shenzhen (Grant No. JCYJ201908 09161213154);Xiamen Youth Innovation Fund Project (Grant No. 3502Z20206026);Academy-level Project of Xiamen City University (Grant No.KYKJ2019-4)。
In this paper,the phenomena of Mg_(2)Sn-induced Sn whisker growth were explored on the surfaces of Mg/Sn/Mg ultrasonic-assisted soldering joints after aging treatment.The in-situ observation and thermal analysis confi...
sponsored by the National Natural Science Foundation of China(Grant No.51504165);the Project funded by the China Postdoctoral Science Foundation(Grant No.2016M601271);Tianjin Scince&Technology Project(Grant No.16JCQNJC02600)
Hypereutectic Al -27Si alloys were joined without flux by ultrasonic-assisted soldering at 420 ℃ in air using Zn -5Al the filler alloys, and Si particulate-reinforced Zn - Al based composites filler joints were obtai...
Copper ion implantation and deposition technique was applied as a pretreatment method for low temperature joining of silica ceramic ( SiO2 ) and copper alloy. The effect of copper ion implantation and deposition par...
Soldering of LD31 aluminum alloys using Sn-Pb solder paste after electric brush plating Ni and Cu coatings was investigated. The technology of electric brush plating Ni and Cu was studied and plating solution was deve...
This project is subsidized by Natural Science Funds of Naion.The authorized number is 59671063.
Fluxless soldering can solve a series of problems caused by side-effects afflux essentially. Feasibility research on vacuum fluxless laser soldering and mechanism analysis on fluxless action of vacuum were carried out...