نتایج جستجو برای: mcst

تعداد نتایج: 81  

The vibration analysis is an important step in the design and optimization of microsensors. In most of the cases, COMSOL software is employed to consider the size-dependency on the dynamic behavior in the MEMS sensors. In this paper, the Modified Couple Stress Theory (MCST) is used to capture the size effect on dynamic behavior in a microsensor with two layers of the silicon and piezoelectric. ...

Journal: :Süleyman Demirel Üniversitesi Vizyoner Dergisi 2021

Çalışmada oyun teorisi genel hatlarıyla anlatılmaya çalışılmıştır. Bu kapsamda öncelikle teorisine ilişkin bilgilerden ve teorisinin bilimsel bir disiplin olarak tarih sahnesinde ortaya çıkışından bahsedilmiştir. işbirlikçi kullanılmıştır. Ayrıca önemli çözüm yöntemlerinden olan Shapley değeri -değeri incelenmiştir. minimum giderli ağaç durumları üzerinde durulmuştur. oyunlarının (MCST) uygulam...

ابوالفضل درویزه, راهب غلامی رضا انصاری, یوسف غلامی

کمانش محوری و پایداری دینامیکی میکروپوسته­های استوانه­ای هوشمند (FGM) با ارائه یک مدل پوسته وابسته ابعادی براساس تئوری تنش کوپلی اصلاح شده (MCST) بررسی شده است. با استفاده از اصل همیلتون، معادلات مرتبه بالا و شرایط مرزی بدست می­آیند. سپس، روش حل ناویر برای پیش­بینی بار کمانش بحرانی میکرو­پوسته های استوانه­ای با شرایط مرزی ساده استفاده شده است. همچنین، با بیان معادلات حاکم به صورت معادلات Mathie...

Journal: :International Journal of Mechanical Sciences 2023

The localization of elastic wave at defect in phononic crystals (PnCs) has been applied to design piezoelectric energy harvesting (PEH) devices. However, the earlier researches were based on classical linear elasticity theory, which failed predict structural behavior micron scale. Based a modified couple stress theory (MCST) and mixed finite element method, physics builder COMSOL® Multiphysics ...

Journal: :Comprehensive Psychiatry 2021

The tendency to strive for immediate gratification by neglecting potential negative long-term outcomes characterizes addictive behaviors, such as substance use or gaming disorder. Problematic social-network is currently discussed another behavior, which considered result from an imbalance between affective and cognitive processes, indicated traits increased impulsivity and/or decreased executiv...

2015
Dingjiang Huang Yan Zhu Bin Li Shuigeng Zhou Steven C. H. Hoi

Online portfolio selection (PS) has been extensively studied in artificial intelligence and machine learning communities in recent years. An important practical issue of online PS is transaction cost, which is unavoidable and nontrivial in real financial trading markets. Most existing strategies, such as universal portfolio (UP) based strategies, often rebalance their target portfolio vectors a...

Journal: :Nanotechnology reviews 2021

Abstract Due to the need for structures with refined properties bear against different loading conditions, recently, carbon nanotubes (CNTs) have been used widely reinforce them. The extremely high stiffness of CNTs makes them significant as one best reinforcements improve mechanical behaviors structures. This work focuses on microbeam buckling response an initial curvature that includes three ...

2009
Sakiko Kaiya Masae Hosoda Kiyoko F. Aoki-Kinoshita

Glycans are biomolecules that are composed of various monosaccharides, and they are bound to proteins and lipids on the cell surface. Glycans are known as key players of biological phoenomena such as in the determination of blood type, cell adhesion, antigen-antibody reactions, virus infections, etc. It is known that more than half of the proteins in major protein structure database such as SWI...

Journal: :Mathematics 2023

This article introduces a new model that can be used to describe elastic thermal vibrations caused by changes in temperature nanobeams response transverse external excitations. Using the idea of nonlocal elasticity and dual-phase lagging thermoelastic (DPL), coupled equations motion heat transfer were derived explain small-scale effects. Additionally, modified couple stress theory (MCST) Euler–...

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