نتایج جستجو برای: up composite

تعداد نتایج: 1037118  

Journal: :iranian journal of materials forming 2015
m. reihanian m. naseri m. jalili shahmansouri

in this study, al/al2o3 composites with two different particle sizes of 1 µm and 0.3 µm were produced via accumulative roll bonding (arb). the microstructure evolution, mechanical properties and fracture behavior of the composites were investigated. results show that higher arb cycles are required to achieve a uniform distribution of particles in the composite with 0.3 µm particle size. during ...

2018
Akio Ikesue Yan Lin Aung Tomosumi Kamimura Sawao Honda Yuji Iwamoto

Composites obtained by bonding materials with the same crystal structure and different chemical compositions can create new functions that do not exist in conventional concepts. We have succeeded in bonding polycrystalline YAG and Nd:YAG ceramics without any interstices at the bonding interface, and the bonding state of this composite was at the atomic level, similar to the grain boundary struc...

2018
Bilal Khatri Karl Lappe Dorit Noetzel Kilian Pursche Thomas Hanemann

In this work, a 3D printed polymer-metal soft-magnetic composite was developed and characterized for its material, structural, and functional properties. The material comprises acrylonitrile butadiene styrene (ABS) as the polymer matrix, with up to 40 vol. % stainless steel micropowder as the filler. The composites were rheologically analyzed and 3D printed into tensile and flexural test specim...

ژورنال: مجله دندانپزشکی 2002
رضوانی, محمدباقر, یاسینی, اسماعیل ,

Ultrasonic scaling of class V composite or glass Ionomer restorations may cause destructive effects. The purpose of this study is to investigate the effects of ultrasonic scaling on the marginal leakage of composite and Glass Ionomer restorations. An in-vitro study was performed on thirty- two upper and lower premolar teeth, free of any kind of caries, cracks or facets. Class V cavities, with t...

Journal: :Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering 2003

Journal: :E3S web of conferences 2023

Based on the HyperWorks software, this paper takes layup sequence of carbon fiber composite laminates as design variables, main strain and continuous angle not exceeding four layers constraints, maximum bearing capacity goal. The optimized laminate corresponding experimental verification were carried out. results are in good agreement with simulation analysis results, indicating that optimizati...

Journal: :International Journal of Research in Engineering and Technology 2016

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