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70 Matching Results
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Fabrication of densified wood via synergy of chemical pretreatment, hot-pressing and post mechanical fixation
Article describes examination of the appearance, color, chemical composition, and physiology and mechanical properties of densified Abies wood before and after densification treatment using a colorimeter, FTIR and mechanical testing machine.
Date:
January 30, 2020
Creator:
Shi, Jiangtao; Peng, Junyi; Huang, Qiongtao; Cai, Liping & Shi, Sheldon
System:
The UNT Digital Library
Rapid thermokinetics driven nanoscale vanadium clustering within martensite laths in laser powder bed fused additively manufactured Ti6Al4V
Article reports the computational approach adopted for thermo-diffusion kinetics to rationalize homogenously distributed nanoscale vanadium-rich clusters formed within the martensite laths of Ti6Al4V alloy printed using laser powder bed fusion at an energy density of 52.08J/mm³.
Date:
June 1, 2020
Creator:
Pantawane, Mangesh V.; Dasari, Sriswaroop; Mantri, Srinivas Aditya; Banerjee, Rajarshi & Dahotre, Narendra B.
System:
The UNT Digital Library
Engineering transformation pathways in an Al0.3CoFeNi complex concentrated alloy leads to excellent strength–ductility combination
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
System:
The UNT Digital Library
Laser surface engineering of B4C/Fe nano composite coating on low carbon steel: Experimental coupled with computational approach
Article describes a study where laser surface engineering was successfully used to engineer a nano carbide composite coating on a low carbon steel substrate.
Date:
February 19, 2020
Creator:
Salloom, Riyadh; Joshi, Sameehan; Dahotre, Narendra B. & Srinivasan, S. G.
System:
The UNT Digital Library
Microstructurally flexible high entropy alloys: Linkages between alloy design and deformation behavior
Article presents research where metastability based alloy design led to flexible microstructural evolution in which either thermodynamically stable γ-phase or unstable ε-phase was obtained at room temperature.
Date:
July 19, 2020
Creator:
Nene, Saurabh S.; Frank, M.; Agrawal, P.; Sinha, Subhasis; Liu, Kaimiao; Shukla, Shivakant et al.
System:
The UNT Digital Library
Characterization of Soft Tooling Photopolymers and Processes for Micromixing Devices with Variable Cross-Section
Article characterizing an assortment of photopolymers and stereolithography processes to produce 3D-printed molds and polydimethylsiloxane (PDMS) castings of micromixing devices. The study shows that 3D-printed soft tooling can provide other benefits such as multiple cross-sections and other potential layouts on a single mold.
Date:
September 29, 2020
Creator:
Martínez-López, J. Israel; Cervantes, Héctor Andrés Betancourt; Iturbe, Luis Donaldo Cuevas; Vázquez, Elisa; Naula, Edisson A.; Martínez López, Alejandro et al.
System:
The UNT Digital Library
Extended CT Void Analysis in FDM Additive Manufacturing Components
This article provides an extended analysis of void shape by means of X-ray computed tomography (CT) applied to fused deposition modeling (FDM) samples. Furthermore, a relation between the tensile mechanical properties and digital void measurements is established. The results lead to the formulation of a novel criterion that predicts the mechanical behavior of AM components.
Date:
July 26, 2020
Creator:
Hernandez-Contreras, Adriana; Ruiz-Huerta, Leopoldo; Caballero-Ruiz, Alberto; Moock, Verena & Siller Carrillo, Héctor Rafael
System:
The UNT Digital Library
High-Temperature Nano-Indentation Creep Behavior of Multi-Principal Element Alloys under Static and Dynamic Loads
Paper describes the results of studies testing the creep resistance of two multi-principal element alloys, CoCrNi and CoCrFeMnNi.
Date:
February 13, 2020
Creator:
Sadeghilaridjani, Maryam & Mukherjee, Sundeep
System:
The UNT Digital Library
Opportunities and Issues in the Application of Titanium Alloys for Aerospace Components
This article describes recent developments, issues, and opportunities associated with the production and use of Ti and its alloys in aerospace components. Included are new Ti alloys, new applications of Ti alloys, and the current status of several manufacturing processes including a discussion of the promise and current reality of additive manufacturing as a potentially revolutionary method of producing Ti alloy components.
Date:
May 7, 2020
Creator:
Williams, James C. & Boyer, Rodney R.
System:
The UNT Digital Library
Complex Concentrated Alloys (CCAs)—Current Understanding and Future Opportunities
Article providing an overview of the special issue titled Complex Concentrated Alloys (CCAs) - Current Understanding and Future Opportunities. The published papers in this special issue aim to report on the current state of research in complex concentrated alloys (CCAs) as well as compelling future opportunities in wide ranging applications.
Date:
September 11, 2020
Creator:
Mukherjee, Sundeep
System:
The UNT Digital Library
On-chip multiplexed single-cell patterning and controllable intracellular delivery
Article presents a simple 3D electroporation platform that enables massively parallel single-cell manipulation and the intracellular delivery of macromolecules and small molecules.
Date:
February 24, 2020
Creator:
Dong, Zaizai; Jiao, Yanli; Xie, Bingteng; Hao, Yongcun; Wang, Pan; Liu, Yuanyuan et al.
System:
The UNT Digital Library
Durability of Portland Concrete Containing Polymeric Fillers and Fly Ash
Article explores degradation of Portland concrete and finds that the combination of fly ash with polymers provides significantly improved properties.
Date:
January 2, 2020
Creator:
Brostow, Witold, 1934-; Chetuya, Nonso; Hong, Hee Jae; Gencel, Osman; Menard, Noah & Sayana, Susmitha
System:
The UNT Digital Library
Additive friction stir deposition: a deformation processing route to metal additive manufacturing
This article outlines key advantages of additive friction stir deposition, e.g. rendering fully-dense material in the as-printed state with fine, equiaxed microstructures, identifies its niche engineering uses, and points out future research needs in process physics and materials innovation.
Date:
November 24, 2020
Creator:
Yu, Hang Z. & Mishra, Rajiv
System:
The UNT Digital Library
Properties of lightweight concrete blocks with waste zeolitic tuff
Article presents an alternative block wall with Bayburt stone (BS) containing zeolite, namely lightweight concrete masonry blocks (LCMBs).
Date:
August 17, 2020
Creator:
Osmanson, Allison T.; Brostow, Witold, 1934-; Tekin, Ilker; Kotan, Turkay; Gencel, Osman & Martínez-Barrera, Gonzalo
System:
The UNT Digital Library
Achieving extraordinary structural efficiency in a wrought magnesium rare earth alloy
Article describes development of an ultrafine-grained magnesium alloy with an extraordinary strength and ductility combination, exceptional high specific strength, zero yield strength asymmetry and excellent high strain rate superplasticity.
Date:
January 29, 2020
Creator:
Panigrahi, S. K.; Mishra, Rajiv; Brennan, R.C. & Cho, K. C.
System:
The UNT Digital Library
Accelerometer-Based Automated Counting of Ten Exercises without Exercise-Specific Training or Tuning
Article presents research that creates an automatic repetition counting system that is flexible enough to measure multiple distinct and repeating movements during physical therapy without being trained on the specific motion.
Date:
October 10, 2020
Creator:
Zelman, Samuel; Dow, Michael; Tabashum, Thasina; Xiao, Ting & Albert, Mark
System:
The UNT Digital Library
Molecular characteristics and function of elliptical Kiwifruit
Article describes study analyzing the chemical components of elliptical kiwifruit (Actinidia chinensis Planch) using Fourier transform infrared spectroscopy (FT-IR) and gas chromatography mass spectrometry (GC–MS) technologies.
Date:
January 28, 2020
Creator:
Hu, Zhe; Ge, Shengbo; Yang, Jun; Li, Yiyang; Bi, Huitao; Zheng, Dongfang et al.
System:
The UNT Digital Library
Sol-gel synthesized indium tin oxide as a transparent conducting oxide with solution-processed black phosphorus for its integration into solar-cells
This article describes the synthesis of indium tin oxide (ITO) thin films using solgel processing with a mixture of InCl₃, methanol, and SnCl₂, where the solutions were spin coated onto glass substrates. The combined architecture of black phosphorus on ITO thin films shows promise in its use for transparent electronics, which can also serve as a stepping stone for future solar cell platforms.
Date:
October 9, 2020
Creator:
Mehta, Ravindra; Min, Misook & Kaul, Anupama
System:
The UNT Digital Library
Inks of dielectric h-BN and semiconducting WS₂ for capacitive structures with graphene
This article presents dispersions of WS₂ and h-BN using cyclohexanone and terpineol as the solvent to subsequently print prototype capacitive nanodevices.
Date:
July 30, 2020
Creator:
Desai, Jay A.; Mazumder, Sangram; Hossain, Ridwan Fayaz & Kaul, Anupama
System:
The UNT Digital Library
Inkjet-printed MoS₂-based field-effect transistors with graphene and hexagonal boron nitride inks
This article reports the design, fabrication, and characterization of an all inkjet-printed field-effect transistor (FET).
Date:
July 10, 2020
Creator:
Hossain, Ridwan F. & Kaul, Anupama
System:
The UNT Digital Library
Fabrication and characterization of inkjet-printed 2D perovskite optoelectronic devices
Article presents the large scale synthesis of solution-processed 2D (CH₃(CH₂)₃NH₃)₂(CH₃NH₃)ₙ − 1PbₙI₃ₙ + 1 (n = 2, 3, and 4) perovskites, a family of layered compounds with composition-tunable bandgap, where inkjet printing was used to fabricate heterostructure, flexible photodetector devices. The flexible, inkjet-printed perovskite 2D heterostructures have significant potential for optoelectronic devices, which can enable broad possibilities with compositional tunability and versatility of the organohalide perovskites.
Date:
August 24, 2020
Creator:
Min, Misook; Hossain, Ridwan F.; Ma, Liang-Chieh & Kaul, Anupama
System:
The UNT Digital Library
3D-printed and injection molded polymer matrix composites with 2D layered materials
This article reports on a study where 2D TMDs (MoS₂ and WS₂) and the 3D allotrope of carbon and graphite were incorporated into acrylonitrile butadiene styrene (ABS) and polyethylene terephthalate glycol (PETG) matrices in order to form polymer matrix composites (PMCs). The multipronged analysis described in this study was motivated by the purpose to fuse together topics of low-cost, additive manufacturing with 2D layered materials, and studying their ensuing mechanical and tribological properties.
Date:
June 26, 2020
Creator:
Gamboa, Gerardo; Mazumder, Sangram; Hnatchuk, Nathalie; Catalan Gonzalez, Jorge Alfredo; Cortes, Damaris; Chen, Ikang et al.
System:
The UNT Digital Library
An Experiment-Based Review of Low-Light Image Enhancement Methods
Article reviews the current techniques of low-light image enhancement.
Date:
May 6, 2020
Creator:
Yuan, Xiaohui; Wang, Wencheng; Wu, Xiaojin & Guo, Zairui
System:
The UNT Digital Library
Social- and Content-Aware Prediction for Video Content Delivery
Article proposes a Social- and Content-aware Video content delivery Prediction method (SCVP) to address the problem of predicting whether a video will be watched by a user for efficient video content delivery in mobile social networks.
Date:
February 10, 2020
Creator:
Fan, Yuqi; Yang, Bing; Hu, Donghui; Yuan, Xiaohui & Xu, Xiong
System:
The UNT Digital Library