نتایج جستجو برای: metal boundary
تعداد نتایج: 354791 فیلتر نتایج به سال:
Total disc arthroplasty (TDA) can be used to replace a degenerated intervertebral disc in the spine. There are different designs of prosthetic discs, but one of the most common is a ball-and-socket combination. Contact between the bearing surfaces can result in high frictional torque, which can then result in wear and implant loosening. This study was designed to determine the effects of ball r...
s must be generated from sub-block layout views before the containing block can be routed. Both DFII and Pillar have built in abstract generation routines. We used the one in DFII, because it allows the specification of more complex rules. These rules are needed to reduce the memory size of the abstracts. If nothing is done to reduce the size of the abstracts, then the router can be slowed sign...
Graphene-based devices have garnered tremendous attention due to the unique physical properties arising from this purely two-dimensional carbon sheet leading to tremendous efficiency in the transport of thermal carriers (i.e., phonons). However, it is necessary for this two-dimensional material to be able to efficiently transport heat into the surrounding 3D device architecture in order to full...
the present paper aims to investigate the role of open metal site metal-organic frameworks (mofs) on hydrogen adsorptivity using periodic boundary condition (pbc) density functional theory (dft). hence, mil-47-m (m = v and fe) were selected and one hydrogen molecule adsorptivity was calculated in different orientations on them. four different chemical sites were identified in every cluster sect...
This research presents, buckling and free vibration analysis of fiber metal-laminated (FML) plates on a total and partial elastic foundation using the generalized differential quadrature method (GDQM). The partial foundation consists of multi-section Winkler and Pasternak type elastic foundation. Taking into consideration the first-order shear deformation theory (FSDT), FML plate is modeled and...
The paradigm shift in processor design from monolithic processors to multicore has renewed interest in programming models that facilitate parallelism. While multicores are here today, the future is likely to witness architectures that use reconfigurable fabrics (FPGAs) as coprocessors. FPGAs provide an unmatched ability to tailor their circuitry per application, leading to better performance at...
An ideal conductor electrode in contact with a semi-infinite two-dimensional twocomponent plasma in an external potential is considered. The model is mapped onto an integrable sine-Gordon theory with Dirichlet boundary conditions. The information gained from the mapping provides an explicit form of the surface tension in the plasma-stability regime.
یکی از مسائل مهم در زمینه اسپینترونیک تزریق جریان اسپینی از یک فلز فرومغناطیس به نیم رسانا است. در سالهای اخیر فرومغناطیس های نیمرسانا بدلیل توانایی بالا در تولید جریان قطبیده اسپینی مورد توجه بسیاری از محققان قرار گرفتند که آلیاژهای هویلسر از این دسته هستند. نیم فلز موادی هستند که بریا یک نوع اسپین رفتار فلزی و برای نوع دیگر رفتار نیم رسانایی دارند. لذا این مواد در سطح فرمی دارای قطبش اسپینی 1...
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