Browsing Mechanical Engineering by Author "Taklimi, Sean Reza"
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Chemical functionalization of helical carbon nanotubes: influence of sonication time and concentrations of sulfuric and nitric acids with 3:1 mixing ratio
Taklimi, Sean Reza; Ghazinezami, Ali; Askari, Davood (Hindawi, 2019-02-26)Carbon nanotubes (CNTs) with straight geometries have been widely studied for various engineering applications, and they are often treated or functionalized to improve their effectiveness, depending on their role and ... -
Effects of carbon nanotubes functionalization and geometrical configurations on mechanical properties of polymeric nanocomposites
Ghazinezami, Ali; Taklimi, Sean Reza; Vijayan, Ravikumar (Wichita State University, 2016-04-29)Carbon nanotubes (CNTs) are among the most interesting nanostructures that exist in various geometrical configurations and size. They have demonstrated superior properties such as mechanical, thermal, and electrical which ... -
Effects of different processing parameters on covalent functionalization of straight and helical carbon nanotubes for nanocomposite applications
Taklimi, Sean Reza (Wichita State University, 2017-05)Carbon nanotubes (CNTs), as one of the carbon allotropes, have been extensively investigated during the past two decades, due to their unique and extraordinary mechanical, thermal, and electrical properties. They exist ... -
Effects of nitric acid temperature and reflux time on covalent functionalization of helical carbon nanotubes for nanocomposite applications
Taklimi, Sean Reza; Ghazinezami, Ali; Askari, Davood (Composites and Advanced Materials Expo (CAMX), 2018-10)In this study a reflux process was used for chemical functionalization of helical carbon nanotubes (HCNTs). The impact of process temperature (i.e., 60 °C and 100 °C) and reflux time (i.e., 3, 6, and 24 hours), as two key ... -
Effects of reflux temperature and molarity of acidic solution on chemical functionalization of Helical Carbon Nanotubes
Taklimi, Sean Reza; Ghazinezami, Ali; Cluff, Kim; Askari, Davood (SAE International, 2018-03)The use of nanomaterials and nanostructures have been revolutionizing the advancements of science and technology in various engineering and medical fields. As an example, Carbon Nanotubes (CNTs) have been extensively used ... -
The geometrical advantages of helical carbon nanotubes for high-performance multifunctional polymeric nanocomposites
Vijayan, Ravikumar; Ghazinezami, Ali; Taklimi, Sean Reza; Khan, Moheimin Y.; Askari, Davood (Elsevier, 2019-01-01)Polymer Matrix Composites (PMCs) with their low densities exhibit remarkable material properties, making them as an excellent choice for high-performance structural applications. However, the polymer matrix used to bond ... -
Mechanical properties improvement of polymeric nanocomposites reinforced with chemically functionalized helical carbon nanotubes: Influence of processing time and molarities of acids
Sritharan, Ramanan; Taklimi, Sean Reza; Ghazinezami, Ali (Wichita State University, 2019-04-26)Polymer-based composites are widely used for structural applications in the aerospace and renewable energy industries. One of the main disadvantages is their failure/delamination due to interlaminar strength, which is ... -
Mechanical properties improvement of polymeric nanocomposites reinforced with chemically treated helical carbon nanotubes: Influence of sonication time and molarities of nitric-sulfuric-hydrochloric acids
Sritharan, Ramanan; Taklimi, Sean Reza; Ghazinezami, Ali; Askari, Davood (Composites and Advanced Materials Expo (CAMX), 2018-10)Polymer-based composites are widely used for structural applications, predominantly in the aerospace and renewable energy industries. One of the main disadvantages is their failure/delamination due to interlaminar strength ...