نتایج جستجو برای: rod and ring particles
تعداد نتایج: 16877702 فیلتر نتایج به سال:
Bicontinuous interfacially jammed emulsion gels, in short 'bijels', rely on a trapped layer of colloidal particles for their stability. These structures have traditionally been created using spherical colloidal particles. Here we show for the first time the use of rod-shape particles to stabilize bijels. We show that domain size decreases more rapidly with particle concentration in the case of ...
Cupper oxide nanoparticle (CuO-NPs) has been widely utilized in biomedical application due to their antibacterial function. It is well known that antibacterial characteristics of ma-terials could be controlled using the size, shape and composition of the particles. The aim of this paper is to green synthesis CuO-NPs with various morphologies, using Aloe Vera extract as reducing agent and invest...
A nets fixing device embedded in a circular floating net cage is presented this paper, it consists of arc metal rods, wire ropes and sleeves. The rod with connecting plate at both ends shroud ring the inner side middle. Multiple rods can be fixedly connected to form shape; During assembly, each assembled into ring. rope bound on rod, then pulled sink water inside cage. Then, depth range nets, i...
In granular flow operations, often particles are nonspherical. This has inspired a vast amount of research in understanding the behavior of these particles. Various models are being developed to study the hydrodynamics involving nonspherical particles. Experiments however are often limited to obtain data on the translational motion only. This paper focusses on the unique capability of Magnetic ...
مارتیندل در سال 1969 نشان داده است که هیچ اتحاد خطی ناصفر روی یک حلقه اول وجود ندارد. در این پایان نامه که برگرفته از مقاله p. h. lee and t. k. lee, "leinear identities and commuting maps in ring with involution", comm, a lg ebra. 25 (9), 2881 - 2895(1997) است، قضیه اتحاد خی مارتیندل را تعمیم می دهیم و ثابت می کنیم که هیچ اتحاد ناصفر روی زیر مجموعه متقارن از یک حلقه اول بازگشتی از مشخصه مخا...
We analyze stability of a thin inextensible elastic rod which has non-vanishing spontaneous generalized torsions in its stress-free state. Two classical problems are studied, both involving spontaneously twisted rods: a rectilinear rod compressed by axial forces, and a planar circular ring subjected to uniform radial pressure on its outer perimeter. It is demonstrated that while spontaneous twi...
We present here a microfluidic approach to achieve length-dependent sorting of rod-like particles/cells. We have previously developed a technique for continuous and size-dependent separation of particles, named “hydrodynamic filtration (HDF)” [1], and applied it to the shape-based particle sorting [2]. To enhance the effect of either the particle length or width, microchannels having tilted bra...
ÐWe analyse the development of shear bands in axisymmetric, thermomechanical deformations of a circular tungsten heavy alloy (WHA) rod impacting at normal incidence a smooth rigid target. The rod's material is modeled either as a mixture of Fe±Ni±W particles interspread randomly among the W-particles or as a homogeneous alloy. For comparison purposes we also analyse deformations of a pure W and...
این پایان نامه به تشریح و تبیین نتایج مقاله ی زیر می پردازد: g. zeng, henselian valuations and orderings of a commutative ring, proc. amer. math. soc. 135(2007), 929- 938. هدف اصلی در مقاله فوق بررسی ارتباط بین ارزیاب های هنسلی و ترتیب ها(یا نیم ترتیب ها) روی یک حلقه می باشد. نتیجه اصلی این است که برای ارزیاب هنسلی v روی حلقه r شرایط زیر معادلند: ارزیاب v با هر نیم ترتیب روی r سازگار است؛...
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