UNT Scholarly Works - 34 Matching Results

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Ultra-high Photoresponsivity in Suspended Metal-Semiconductor-Metal Mesoscopic Multilayer MoS₂ Broadband Detector from UV-to-IR with Low Schottky Barrier Contacts

Description: This article describes the performance of a multifaceted investigation comprising of atomic force microscopy (AFM0, photoluminescence (PL) and Raman spectroscopy to analyze the structural and chemical characteristics to help shed insights on the origins of the superior optoelectronic device performance.
Date: February 23, 2017
Creator: Saenz, Gustavo A.; Karapetrov, Goran; Curtis, James & Kaul, Anupama
Partner: UNT College of Engineering

Effect of Microstructure on the Deformation Mechanism of Friction Stir-Processed A₁₀.₁CoCrFeNi High Entropy Alloy

Description: This article reports grain refinement using friction stir processing and a detailed study on the microstructural evolution at various locations in the processed region using scanning electron microscopy, in addition to the effect of grain refinement on the tensile properties and the underlying deformation mechanisms in both coarse-grained and fine-grained materials.
Date: August 7, 2014
Creator: Komarasamy, Mageshwari; Kumar, N.; Tang, Z.; Mishra, Rajiv & Liaw, P.K.
Partner: UNT College of Engineering

An investigation on the concrete properties containing colemanite

Description: This article summarizes the results of an investigation on the effect of the colemanite on physical and mechanical properties of concrete using colemanite as replacement aggregate.
Date: December 9, 2009
Creator: Gencel, Osman; Brostow, Witold, 1934-; Ozel, Cengiz & Filiz, Mümin
Partner: UNT College of Engineering

Effect of Cr addition on γ-γ' cobalt-based Co-Mo-Al-Ta class of superalloys: a combined experimental and computational study

Description: This article deals with effect of Cr addition (10 at.%) on the partitioning behavior and the consequent effect on mechanical properties for tungsten-free γ-γ' cobalt-based superalloys with base alloy compositions of Co–30Ni–10Al–5Mo–2Ta (2Ta) and Co–30Ni–10Al–5Mo–2Ta–2Ti (2Ta2Ti).
Date: June 12, 2017
Creator: Nithin, B.; Samanta, A.; Makineni, S. K.; Alam, Talukder; Pandey, P.; Singh, Abhishek K. et al.
Partner: UNT College of Engineering

Waste Materials from Tetra Pak Packages as Reinforcement of Polymer Concrete

Description: This article discusses how compressive and flexural strength and modulus of elasticity decrease gradually, when either Tetra Pak particle concentration or particle size is increased.
Date: September 28, 2015
Creator: Martínez-López, Miguel; Martínez-Barrera, Gonzalo; Barrera-Díaz, Carlos; Ureña-Núñez, Fernando & Brostow, Witold, 1934-
Partner: UNT College of Engineering

Atomic Distribution in Catalytic Amorphus Metals

Description: This article investigates the atomic distribution in catalytically active metallic glass alloys using three-dimensional atom probe microscopy.
Date: November 24, 2015
Creator: Mridha, Sanghita; Jaeger, David L.; Singh Arora, Harpreet; Banerjee, Rajarshi & Mukherjee, Sundeep
Partner: UNT College of Engineering

Discovery via Integration of Experimentation and Modeling: Three Examples for Titanium Alloys

Description: This article uses case studies to describe three examples of critical experiments that have been conducted in an integrated fashion with modeling activities for titanium alloys, providing valuable information in an accelerated manner.
Date: December 2, 2014
Creator: Liu, Yue; Samimi, P.; Ghamarian, I.; Brice, David. A.; Huber, D. E.; Wang, Zhiqiang et al.
Partner: UNT College of Engineering

Scanning Tunneling Microscopy Observation of Phonon Condensate

Description: This article discusses results showing that the effective radius of these phonon quasi-bound states, the real-space distribution of phonon standing wave amplitudes, the scattering phase shifts, and the nonlinear intermode coupling strongly depend on the presence of defect-induced scattering resonance.
Date: February 22, 2017
Creator: Altfeder, Igor; Voevodin, Andrey A.; Check, Michael H.; Eichfeld, Sarah M.; Robinson, Joshua A. & Balatsky, Alexander V.
Partner: UNT College of Engineering

Revisiting (Some of) the Lasting Impacts of the Liberty Ships via a Metallurgical Analysis of Rivets from the SS "John W. Brown"

Description: This article examines a rivet from the SS "John W. Brown", which was assembled in Baltimore, Maryland, and launched in September 1942. Classical metallurgical analysis of a rivet from the original 1942 vessel is compared with modern rivets used during its restoration.
Date: October 26, 2015
Creator: Harris, M. D.; Grogg, W. J.; Akoma, A.; Hayes, B. J.; Reidy, Richard F.; Imhoff, E. F. et al.
Partner: UNT College of Engineering

Point-by-point compositional analysis for atom probe tomography

Description: This article demonstrates a new alternate approach to data processing for analyses that traditionally employed grid-based counting methods, as demonstrated using an atom-probe analysis of a Ni-based super-alloy.
Date: March 5, 2014
Creator: Stephenson, Leigh T.; Ceguerra, Anna V.; Li, Tong; Rojhirunsakool, Tanaporn; Nag, Soumya; Banerjee, Rajarshi et al.
Partner: UNT College of Engineering