UNT Scholarly Works - 857 Matching Results

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Polymeric Materials Reinforced with Multiwall Carbon Nanotubes: A Constitutive Material Model

Description: This article discusses the modification of an existing material model to take into account softening and residual strain effects observed in polymeric materials reinforced with carbon nanotubes when subjected to loading and unloading cycles.
Date: July 16, 2013
Creator: Córdova, René K.; Elías-Zúñiga, Alex; Elizalde, Luis E.; Siller Carrillo, Héctor Rafael; Sánchez, José Antonio; Rodríguez, Ciro A. et al.
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Partner: UNT College of Engineering
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Electroencephalogram Signals for Detecting Confused Students in Online Education Platforms with Probability-Based Features

Description: Article discusses how despite the advantages of online education, it lacks face-to-face settings, which makes it very difficult to analyze the students’ level of interaction, understanding, and confusion. This study proposes a novel engineering approach that uses probability-based features (PBF) for increasing the efficacy of machine learning models.
Date: September 9, 2022
Creator: Daghriri, Talal; Rustam, Furqan; Aljedaani, Wajdi; Bashiri, Abdullateef H. & Ashraf, Imran
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Partner: UNT College of Engineering
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Fundamentals of three-dimensional Yb-fiber Nd:YAG laser machining of structural bone

Description: This article presents a study that aims to understand the fundamental aspects of the laser-bone interaction in three-dimensional laser machining of the bone through an integrated experimental-computational approach.
Date: September 23, 2019
Creator: Dahotre, Narendra B.; Pantawane, Mangesh V.; Robertson, William B.; Khan, Riaz J. K. & Fick, Daniel P.
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Partner: UNT College of Engineering
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Engineering transformation pathways in an Al0.3CoFeNi complex concentrated alloy leads to excellent strength–ductility combination

Description: Article reports a novel multi-phase microstructure in a HEA/CCA similar to the microstructure observed in dual-phase stainless steel.
Date: July 2, 2020
Creator: Dasari, S.; Jagetia, Abhinav; Soni, V.; Gwalani, Bharat; Banerjee, Rajarshi & Gorsse, Stéphane
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Partner: UNT College of Engineering
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Hierarchical Eutectoid Nano-lamellar Decomposition in an Al0.3CoFeNi Complex Concentrated Alloy

Description: Article discusses a novel eutectoid nano-lamellar (FCC + L12)/(BCC + B2) microstructure that has been discovered in a relatively simple Al0.3CoFeNi high entropy alloy (HEA) or complex concentrated alloy (CCA).
Date: March 16, 2020
Creator: Dasari, Sriswaroop; Gwalani, Bharat; Jagetia, Abhinav; Soni, V.; Gorsse, Stéphane & Banerjee, Rajarshi
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Partner: UNT College of Engineering
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3D Atom Probe Tomography Study on Segregation of Yttrium in Modified Aluminum-Silicon Alloys

Description: In this article, yttrium segregation behavior in Al-Si alloys has been studied using the three-dimensional atom probe tomography technique. Al-Si alloys were prepared by casting method, and yttrium was added to modify the eutectic silicon morphology in these alloys. The results indicated that yttrium is preferentially located within the Si phase, with the highest concentration at the interface between eutectic Al and eutectic Si.
Date: May 15, 2018
Creator: De-Giovanni, Mario; Alam, Talukder; Banerjee, Rajarshi & Srirangam, Prakash
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Partner: UNT College of Engineering
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Modelos de Simulación a Diferentes Escalas de la Dinámica del Bosque Tropical. Reserva Forestal Imataca. Sector Central.

Description: Thesis submitted to the National Experimental University of Guayana as partial requirement for the degree of Master of Science in Environmental Science. This thesis discusses simulation models at different scales of tropical forest dynamics.
Date: June 2000
Creator: Delgado, Luz A. & Acevedo, Miguel F.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT College of Engineering
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Unravelling the Influence of Surface Modification on the Ultimate Performance of Carbon Fiber/Epoxy Composites

Description: Article asserts that the overall performance of polymer composites depends on not only the intrinsic properties of the polymer matrix and inorganic filler but also the quality of interfacial adhesion. The authors report carbon fiber (CF)/epoxy composites with improved interfacial adhesion by covalent bonding between CFs and the epoxy matrix, which leads to the improved ultimate mechanical properties and enhanced thermal aging performance.
Date: September 28, 2022
Creator: Demchuk, Zoriana; Zhu, Jiadeng; Li, Bingrui; Zhao, Xiao; Islam, Nurul Md.; Bocharova, Vera et al.
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Partner: UNT College of Engineering
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Ion-exchange mechanisms and interfacial reaction kinetics during aqueous corrosion of sodium silicate glasses

Description: Article on the ion-exchange and associated interfacial reaction mechanisms of silicate glasses. This work reports findings that shed light on the complex ion-exchange mechanisms during glass hydration and enables more detailed understanding of the corrosion and glass-water interactions of silicate glasses which has the potential to impact both science and technology.
Date: April 8, 2021
Creator: Deng, Lu; Miyatani, Katsuaki; Suehara, Michinori; Amma, Shin-ichi; Ono, Madoka; Urata, Shingo et al.
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Partner: UNT College of Engineering
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Chemical exfoliation efficacy of semiconducting WS2 and its use in an additively manufactured heterostructure graphene–WS2–graphene photodiode

Description: Article describes an experiment where various chemical exfoliation routes for semiconducting two-dimensional (2D) layered material WS2 were explored, including magnetic stirring (MS), shear mixing (SM), and horn-tip (HT) sonication.
Date: August 6, 2019
Creator: Desai, Jay A.; Adhikari, Nirmal & Kaul, Anupama
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Partner: UNT College of Engineering
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