نتایج جستجو برای: equivalent modulus
تعداد نتایج: 164015 فیلتر نتایج به سال:
OBJECTIVE To determine how mechanical stability changes in the lower lateral cartilage (LLC) after varying degrees of cephalic resection in a porcine cartilage nasal tip model. METHODS Alar cartilage was harvested from fresh porcine crania (n = 14) and sectioned to precisely emulate a human LLC in size and dimension. Flexural mechanical analysis was performed both before and after cephalic tr...
three-dimensional integrated circuit (3D-IC) structure with a significant scale mismatch causes difficulty in analytic model construction. This paper proposes a simulation technique to introduce an equivalent material composed of microbumps and their surrounding wafer level underfill (WLUF). The mechanical properties of this equivalent material, including Young's modulus (E), Poisson's ratio, s...
Spending costs in construction of road pavements has turned this subject into one of the significant points in transportation infrastructure of countries. Concrete slabs consider as a paving method with ability of reducing the rehabilitation needs. Therefore, to manage costs and optimize the thickness of concrete pavements, recognizing the amount of determinative factors’ influence will be requ...
Abstract Based on the coupling res model of vehicular and road, influences surface layer modulus, thickness equivalent modulus elasticity spectrum acceleration, deflection under wheels, strain at distance 0.4 m to 0.8 away from wheels are analyzed. Results show that fundamental frequency road pavement increases with growth elasticity, decreases increase thickness. Both deflections strains decre...
this research concentrates on the lithostratigraphy, biostratigraphy, microfacies and sedimentary environment of the asmari and gachsaran formations at southwest firuzabad. the thickness of the studied section in all 608.95 meters that 220.8 meters belong to the asmari formation and 387.95 meters belong to the gachsaran formation (champe and mol members). in the study area, the asmari formation...
We develop a theory of modulus sheaves with transfers, which generalizes Voevodsky's transfers. This paper and its sequel are foundational for the motives modulus, is developed in [KMSY20].
The next-generation medical implants require locally customised biomechanical behaviour to echo the properties of hard tissues, making additive manufacturing (AM) an ideal route due its superior flexibility. AM titanium alloys with designed porosity is mainstream for artificial implants, which, however, hardly balance strength-modulus combination. Here a martensitic TiNi biomaterial low modulus...
We present a robust adaptive beamforming algorithm based on the worst-case criterion and the constrained constant modulus approach, which exploits the constant modulus property of the desired signal. Similarly to the existing worst-case beamformer with the minimum variance design, the problem can be reformulated as a secondorder cone (SOC) program and solved with interior point methods. An anal...
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