On the nonlinear vibrations of polymer nanocomposite rectangular plates reinforced by graphene nanoplatelets: a unified higher-order shear deformable model

R Gholami, R Ansari - Iranian Journal of Science and Technology …, 2019 - Springer
This paper presents a unified higher-order shear deformable plate model to numerically
examine the nonlinear vibration behavior of thick and moderately thick polymer …

Multiscale finite element analyses on mechanical properties of graphene-reinforced composites

Z Guo, L Song, GB Chai, Z Li, Y Li… - Mechanics of Advanced …, 2019 - Taylor & Francis
ABSTRACT A new multiscale simulation method for analyzing the mechanical properties of
graphene-reinforced composites is proposed. The atomistic and the macroscopic scales are …

On the nonlocality of bilateral vibrations of single-layered membranes from vertically aligned double-walled carbon nanotubes

K Kiani, H Pakdaman - Physica Scripta, 2020 - iopscience.iop.org
Through developing constructive nonlocal models, both in-and out-of-plane free dynamic
analyses of single-layered of double-walled carbon nanotubes (DWCNTs) are going to be …

Investigating the thermal conductivity of concrete/graphene nanocomposite by a multi-scale modeling approach

M Ahmadi, R Ansari, S Rouhi - International Journal of Modern …, 2018 - World Scientific
In this paper, a multi-scale modeling approach is used to study the effect of adding graphene
sheets to concrete matrix on the thermal conductivity of the concrete. By computing the …

On the mechanical properties of functionally graded materials reinforced by carbon nanotubes

S Rouhi, SH Alavi - Proceedings of the Institution of …, 2018 - journals.sagepub.com
In this paper, the elastic properties of functionally graded materials reinforced by single-
walled carbon nanotubes are studied. Three different matrices, including steel-silicon, iron …

Response of graphene reinforced concrete to the external compressive load: A multiscale approach

M Ahmadi, R Ansari, S Rouhi - Structural Concrete, 2018 - Wiley Online Library
Using a multiscale approach, the critical compressive load of a cylindrical shell made by
concrete/graphene nanocomposite is computed. At the first step, using a multiscale method …

Finite element investigation of the elastic modulus of concentric boron nitride and carbon multi-walled nanotubes

S Rouhi, A Nikkar, R Ansari - Journal of the Brazilian Society of …, 2019 - Springer
The finite element method is used here to study the elastic properties of concentric boron
nitride and carbon multi-walled nanotubes. Beam and spring elements are, respectively …

Finite element investigation of multi-walled carbon nanotubes as mass sensors

S Rouhi, R Ansari, A Nikkar - The European Physical Journal Applied …, 2017 - epjap.org
Using the finite element method, multi-walled carbon nanotubes-based mass sensors are
studied. The effects of different parameters such as number of walls of nanotube, nanotube …