نتایج جستجو برای: in situ composite
تعداد نتایج: 17016136 فیلتر نتایج به سال:
New reduced graphene oxide-based silver nanoparticle-containing composite hydrogels were successfully prepared in situ through the simultaneous reduction of GO and noble metal precursors within the GO gel matrix. The as-formed hydrogels are composed of a network structure of cross-linked nanosheets. The reported method is based on the in situ co-reduction of GO and silver acetate within the hyd...
خلاصه : کارسینوم تهاجمی سینه پستان علت مرگ و میر حاصل از سرطان خانم ها در بسیاری از کشورها می باشد. این کارسینوم بدنبال کارسینوم در محل ایجاد می شود. در کارسینوم در محل سلول های توموری هنوز نتوانسته اند که از غشاء پایه عبور کنند. در عبور از مرحله کارسینوم در محل به مرحله تهاجمی، سلولهای سرطانی تغییرات مولکولی بسیاری پیدا میکنند که هنوز علت عده ای از آنها مشخص نشده است. در این مطالعه ما بررسی کر...
In this study, a kind of Al-TiB₂/TiC in situ composite was successfully prepared using the melt reaction method and the accumulative roll-bonding (ARB) technique. The microstructure evolution of the composites with different deformation treatments was characterized using field emission scanning electron microscopy (FESEM) and a transmission electron microscope (TEM). The mechanical properties o...
We have studied the mechanical properties of monolithic bulk metallic glasses and composite in the La based alloys. La86-yAl14(Cu, Ni)y (y=24 to 32) alloy systems was used to cast the in-situ structure and subsequently tested under compression. We found that the ductility of the monolithic is actually poorer than that of the fully crystalline composite.
Damage in composite materials occurs at multiple scales, from matrix cracking and fiber/matrix debonding to ply delamination, and is complicated due to the different failure mechanisms interacting with the composite microstructure. Recent progress in the development of advanced techniques for structural health monitoring (SHM) has been aimed at techniques capable of sensing damage in situ and i...
A reduced graphene oxide (RGO)-ZnIn(2)S(4) nanosheet composite was successfully synthesized via an in situ controlled growth process. The as-obtained RGO-ZnIn(2)S(4) composite showed excellent visible light H(2) production activity in the absence of noble metal cocatalysts.
Assisted by the aerosol co-deposition approach, Prussian blue (PB)-TiO2 composite film can be in-situ formed in one step. The architecture of this film is constructed by two layers: PB-TiO2 nano-particles as a ground layer and individual PB micro-cubes as a top layer. Together with the strong electrocatalytic ability from regular PB morphology, TiO2 can denote its high catalysis in H2O2 detecti...
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