نتایج جستجو برای: complex modulus

تعداد نتایج: 807919  

Journal: :Physics of Fluids 2022

Soft materials such as gels, elastomers, and biological tissues have diverse applications in nature technology due to their viscoelastic nature. These soft often exhibit complex rheology display elastic viscous characteristics when undergoing deformation. In recent years, fractional calculus has emerged a promising tool explain the behavior of materials. Scalar constants are primarily used quan...

Journal: :Soft matter 2015
Zhen Lei Shuang Yang Er-Qiang Chen

The contribution of neutral polymer brush to the curvature elasticity of the grafting surface is investigated theoretically. Using self-consistent field theory, we accurately evaluate the dependence of bending modulus on parameters including chain length, Flory-Huggins parameter and grafting density and reveal the importance of solvent. The results show that the brush-induced bending modulus fo...

1993
Albrecht Klemm Stefan Theisen

We consider Calabi-Yau compactifications with one Kähler modulus. Following the method of Candelas et al. we use the mirror hypothesis to solve the quantum theory exactly in dependence of this modulus by performing the calculation for the corresponding complex structure deformation on the mirror manifold. Here the information is accessible by techniques of classical geometry. It is encoded in t...

2010
WALTER RUDIN

i.e., if every fER attains its maximum modulus on C. As a matter of convenience, we shall, in this paper, abbreviate "maximum modulus algebra on K" to "ilf-algebra." Examples of Af-algebras which come to mind immediately are (a) the algebra ft consisting of all functions which are continuous on K and analytic in U, (b) any subalgebra of ft, (c) any algebra (B which is equivalent to an algebra o...

Journal: :Düzce Üniversitesi bilim ve teknoloji dergisi 2021

Bu çal??mada Manyetik Aktif Karbon (MAK) ile modifiye edilmi? bitümlü ba?lay?c?n?n reolojik özellikleri ara?t?r?lm?? ve sonuçlar yapar sinir a?lar? tahmin edilmi?tir. Çal??ma kapsam?nda B160/220 penetrasyon s?n?f? ba?lay?c?ya %5, %10 %15 oranlar?nda MAK ilave edilerek bitümler elde edilmi?, ard?ndan üzerinde Dinamik Kayma Reometresi (DSR) cihaz? on farkl? frekansta (0.01-10Hz) dört s?cakl?kta (...

Journal: :international journal of transportation engineering 0
hasan taherkhani assistant professor, department of civil engineering, zanjan university, zanjan, iran fereydoon moghadas nejad associate professor, department of civil and environmental engineering, amirkabir industrial university, tehran, iran ali khodaii associate professor, department of civil and environmental engineering, amirkabir industrial university, tehran, iran arash saleh ahari msc. student, department of civil engineering, zanjan university, zanjan, iran

resilient modulus of pavement materials is a key property required for the pavement thickness design. this paper describes the results of an experimental study on the effects of temperature and loading frequency on the resilient modulus of a sbs polymer modified asphalt concrete under dry and saturated conditions. dynamic creep tests were conducted on dry and saturated specimens of the mixture ...

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