Saeed Ziaei‐Rad
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View article: Acoustic Energy Harvesting From Sonic Crystals with Non-square Lattices Using Piezoelectric Patch
Acoustic Energy Harvesting From Sonic Crystals with Non-square Lattices Using Piezoelectric Patch Open
Energy harvesting from the environment has been one of the important challenges for researchers in recent years. Acoustic energy is one of the natural sources of mechanical energy that can be converted into electrical energy by using metam…
View article: An Improved EMD Method Based on Utilizing Certain Inflection Points in the Construction of Envelope Curves
An Improved EMD Method Based on Utilizing Certain Inflection Points in the Construction of Envelope Curves Open
The empirical mode decomposition (EMD) algorithm is widely used as an adaptive time-frequency analysis method to decompose nonlinear and non-stationary signals into sets of intrinsic mode functions (IMFs). In the traditional EMD, the lower…
View article: Nonlinear Buckling Analysis of Cylindrical Nanoshells Conveying Nano-Fluid in Hygrothermal Environment
Nonlinear Buckling Analysis of Cylindrical Nanoshells Conveying Nano-Fluid in Hygrothermal Environment Open
The present work addresses the critical buckling of circular cylindrical nano-shells containing static/dynamic nanofluids under the influence of different thermal fields that can also lead to appear the effect of thermal moisture so-called…
View article: Analytical determination of non-local parameter value to investigate the axial buckling of nanoshells affected by the passing nanofluids and their velocities considering various modified cylindrical shell theories
Analytical determination of non-local parameter value to investigate the axial buckling of nanoshells affected by the passing nanofluids and their velocities considering various modified cylindrical shell theories Open
We analytically determine the nonlocal parameter value to achieve a more accurate axial-buckling response of carbon nanoshells conveying nanofluids. To this end, the four plates/shells’ classical theories of Love, Flügge, Donnell, and Sand…
View article: An atomistic perspective into the fracture behaviour of Fe-bicrystal
An atomistic perspective into the fracture behaviour of Fe-bicrystal Open
Entangled matter displays unusual and attractive properties and mechanisms: tensile strength, capabilities for assembly and disassembly, damage tolerance. While some of the attributes and mechanisms share some traits with traditional granu…
View article: Bi-stable hybrid composite laminates containing metallic strips: an experimental and numerical investigation
Bi-stable hybrid composite laminates containing metallic strips: an experimental and numerical investigation Open
This study scrutinizes the static characteristics of a new category of bi-stable hybrid composite laminates (BHCLs) that contain multiple metallic strips (aluminum) distributed along the middle layer of a carbon fiber reinforced epoxy lami…
View article: Fast Optimization of Tuned Mass-Spring Arrangement for Reduction of Acoustic Power Radiation of Submerged Ribbed Cylinder
Fast Optimization of Tuned Mass-Spring Arrangement for Reduction of Acoustic Power Radiation of Submerged Ribbed Cylinder Open
In this paper, acoustic power radiation of a submerged finite length ribbed cylinder subject to a harmonic point load is minimized by a new fast scheme. For this purpose, two arrangements of non-uniformly distributed sequential point masse…
View article: Fast Optimization of Tuned Mass-Spring Arrangement for Reduction of Acoustic Power Radiation of Submerged Ribbed Cylinder
Fast Optimization of Tuned Mass-Spring Arrangement for Reduction of Acoustic Power Radiation of Submerged Ribbed Cylinder Open
In this paper, acoustic power radiation of a submerged finite length ribbed cylinder subject to a harmonic point load is minimized by a new fast scheme. For this purpose, two arrangements of non-uniformly distributed sequential point masse…
View article: On The Finite Element Modeling Of Turbo Machinery Rotors In Rotor Dynamic Analysis
On The Finite Element Modeling Of Turbo Machinery Rotors In Rotor Dynamic Analysis Open
In this study, a program based on finite element method is developed for rotor dynamic analysis of gas turbine rotors. In the FE model of the rotors, various minor and major parts of the rotor are modeled using the cylindrical and tapered …
View article: Calorimetric Studies and Self-Heating Measurements for a Dual-Phase Steel Under Ultrasonic Fatigue Loading
Calorimetric Studies and Self-Heating Measurements for a Dual-Phase Steel Under Ultrasonic Fatigue Loading Open
The objective of the present research is to study the self-heating behavior of a dual-phase (DP) steel under ultrasonic fatigue loading and to investigate the effect of frequency on intrinsic heat dissipation of the material. The steel stu…
View article: Elastic behavior of carbon nanocoils: A molecular dynamics study
Elastic behavior of carbon nanocoils: A molecular dynamics study Open
Elastic behavior of carbon nanocoils is investigated through molecular dynamics simulations. In particular, spring constants of various nanocoils are derived. To do so, first a geometric model is prepared with the aid of finite element mes…
View article: Improved Crack Closure Line Position: An Improved Model for Crack Breathing Phenomenon
Improved Crack Closure Line Position: An Improved Model for Crack Breathing Phenomenon Open
The dynamic behaviour of a cracked Jeffcott rotor is investigated in this paper.The crack is located at the midpoint of the rotor.It is known that when the static deflection dominates the vibration of the rotating shaft, the crack opens an…
View article: On the Elastic Constants of Single Walled Carbon Nanotubes
On the Elastic Constants of Single Walled Carbon Nanotubes Open
Determination of the mechanical properties of nanostructures is an essential step in their applications from macroscopic composites to nano-electro-mechanical systems. In this paper the elastic constants, i.e. the elements of the stiffness…