MICROSTRUCTURES相关论文
Micromachining based on femtosecond lasers usually requires accurate control of the sample movement, which may be very c......
为了研究300M低合金超高强度钢激光焊接接头的组织和力学性能,采用光纤激光器对300M钢进行自熔焊对接试验,结合拉伸测试等分析方法......
利用脉冲激光器进行了AZ31镁合金和TiB2增强铝基复合材料的焊接,分析了接头的微观组织,以及耐腐蚀性和硬度等性能,研究了添加TiB2......
为研究低温下高速列车用耐候钢激光-MAG复合焊接头的断裂行为,通过低温断裂韧性试验获得接头焊缝、热影响区和母材的断裂韧度Jm。......
采用光纤激光-冷金属过渡电弧(CMT)复合焊接工艺对6 mm厚A7204P-T4铝合金进行对接焊接,焊前在对接界面处预置不同尺寸的铌箔(焊缝......
采用宽带激光熔覆技术，在304L不锈钢表面制备了Fe-Cr-Si-P非晶涂层，分析了涂层的组织结构及形成机制，建立了激光熔覆物理和数学模型，得......
采用有限元和有限体积法，对交变磁场作用下激光增材制造Ni45合金过程进行了磁-热-流耦合数值分析。结合试验，探讨了外加磁场对凝固组......
采用摆动光纤激光-CMT电弧复合焊接方式对高速列车用带锁底6A01-T5铝合金型材进行焊接工艺试验。采用优化的焊接参数得到了表面成......
Topological photonics provides a new opportunity for the examination of novel topological properties of matter,in which ......
With the rapid development of low alloy steel strength level, more problems caused by welding are exposed day by day. Re......
Recently,microfiber-optic sensors with high sensitivity,fast response times,and a compact size have become an area of in......
研究Al?5.0Mg?3.0Zn?1.0Cu合金挤压铸造态、固溶态和时效态显微组织及力学性能随截面深度的变化规律.对于挤压铸造态合金,从表层到......
Hierarchical NiCo2O4 microspheres assembled by nanorods with p-type response for detection of trieth
The morphological and structural design provides an efficient protocol to optimize the performance of gas sensing materi......
Hook defect is one of the trickiest issues for friction stir lap welding, which remains to be resolved. In this study, a......
以 １Ｋ ＰＡＮ基碳纤维为增强体、以调制中温煤沥青为基体前躯体，分别在常压下和高压（４０ＭＰａ、８０ＭＰａ）下制备出了沥青基碳／碳复合材料。借助偏光显微镜对碳／碳......
基于熔融Si浸渗法制备出较致密的SiC/TiB_2复合材料,并研究了坯体成形压力对SiC/TiB_2复合材料致密度、相组成、显微组织和力学性......
在变形温度为9201 100℃、应变速率为0.00170.0s-1条件下对Ti60合金进行了等温恒应变速率压缩试验,分析了合金的流动行为和塑性变......
The composition, microstructures and properties of SiC /Al2O3/Al-Si composites formed by reactive penetration of the mol......
The mechanical properties and deformation features of AZ31-0.84% Sb alloy have been studied by means of the measurement ......
Influence of alkaline treatment and fiber loading on the physical and mechanical properties of kenaf
Due to current trend and increasing interest towards natural based fiber products,Kenaf (Hibiscus cannabinus) fibers hav......
Influence of alkaline treatment and fiber loading on the physical and mechanical properties of kenaf
Due to current trend and increasing interest towards natural based fiber products, Kenaf(Hibiscus cannabinus)fibers have......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Bio-inspirations for the Development of Light Materials based on the Nanomechanical Properties and M
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Tectonic Imprints of the Hazara Kashmir Syntaxis on the Mesozoic Rocks Exposed in Munda, Mohmand Age
Two well-developed mesoscopic folds, D_2 and D_3, which postdate the middle amphibolite metamorphism, were recognized in......
NOVEL POLYPYRROLE MICROSTRUCTURES GENERATED BY DIRECT ELECTROCHEMICAL OXIDATION OF PYRROLE ON p-TYPE
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
在易氧化的纯Al表面制备Cu/Cr合金熔覆层，因二者的熔点温度差别大且容易在结合过渡区产生脆性裂纹而有一定难度。本文通过扫描电镜(......
Microstructures and phase composition of the ceramic coatings formed on pure aluminum by heteropolar pulsed current cera......
Relationship between microstructures and mechanical properties of resistance spot welded joint of sp
Based on mechanical properties tests and microstructures investigations, the relationship between microstructures and me......
通过金相显微镜(OM)、扫描电子显微镜(SEM)、x射线衍射分析(XRD)及拉伸力学性能测试等手段,研究了Y元素添加对AZ80-2Sn镁合金挤压......
The triangular 2014 aluminium alloy forgings were made by a new process and the traditional process. Theresults showed t......
The electrochemical properties and microstructures of MlNi3.5Co0.75-xSixAl0.2Mn0.55 were systematically studied. In orde......
Effects of hot plastic deformation on microstructures and tensile properties of AZ91 alloy were investigated. Compared w......
Effect of Yttrium on Microstructures and Properties at Elevated Temperature of Mg-0.8Zr-0.35Zn Alloy
The effects of Y addition on microstructures and properties of as-cast and solid solutioning and aging treated Mg-0.8Zr-......
This investigation aimed at how to improve the hardness and wear resistance by B, Si and Cr, and how to improve the synt......
氧化锌不同形貌的合成与控制可以通过一个简单的溶剂热反应来实现,其中乙醇作溶剂,酒石酸做添加剂.通过控制酒石酸的加入量,可以有......
Comparative study on fatigue properties of friction stir and MIG-pulse welded joints in 5083 Al-Mg a
The objective of this investigation was to compare the fatigue properties of friction stir welds with those of MIG-pulse......
The effect of Cu on the microstructure and mechanical properties of 2519 aluminum alloy was investigated by means of ten......
Effect of substrate temperature on microstructures and dielectric properties of compositionally grad
Compositionally graded Ba1-xSrxTiO3 (BST) (x = 0-0.3) thin films were prepared on Pt/Ti/SiO2/Si substrate at different s......
Oxygen-free copper and pre-metalized graphite were brazed using CuNiSnP braze alloy by high frequency induction heating ......
Al-11%Si (mass fraction) alloy was transformed into a ductile material by equal-channel angular pressing (ECAP) with a r......
Comparison of microstructures in electroformed and spin-formed copper liners of shaped charge underg
The as-formed and post-deformed microstructures in both electroformed and spin-formed copper liners of shaped charge wer......
The influence of sulfur content in raw materials on oxidized pellets was studied.The results show that most sulfur exist......
Both Mg-1Mn-3.5Y and Mg-1Mn-1Y-2.5Nd alloys (mass fraction, %) were extruded at 380 ℃. Most of the (10(1)0) crystal pla......
The behavior evolvement of Mg-9Y-1MM-0.6Zr (WE91) alloy during hot deformation process was discussed. The flow stress be......
以不同粒度的W粉为原料,采用熔渗法制备CuW70合金,在真空灭弧室模拟电烧蚀实验,通过高速摄影仪和扫描电镜研究CuW70合金表面阴极斑......
Microstructures of Cu-based alloys (including Cu0.8Cr0.05La, Cu0.8Cr0.1La, Cu0.8Cr0.4La, Cu0.8Cr0.05Y,Cu0.8Cr0.1Y and Cu......
The microstructures and properties of a series of binary Ti-Mo alloys with molybdenum contents ranging from 5% to 20%(ma......
AZ31 alloy with minor RE addition was investigated. The material was homogenized, hot-rolled and annealed. Optical micro......
Microscopic deformation of the Neoarchean oceanic lithospheric mantle: evidence from the Zunhua Neoa
The microstructures of the mantle tectonites in the Zunhua Neoarchean ophiolitic mélange are mainly coarse-mosaic struc......
