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Controlling the length scale and distribution of the ductile phase in metallic glass composites through friction stir processing (open access)

Controlling the length scale and distribution of the ductile phase in metallic glass composites through friction stir processing

This article demonstrates the refinement and uniform distribution of the crystalline dendritic phase by friction stir processing of titanium based in situ ductile-phase reinforced metallic glass composite.
Date: June 24, 2014
Creator: Singh Arora, Harpreet; Mridha, Sanghita; Singh Grewal, Harpeet; Singh, Harpreet; Hofmann, Douglas C. & Mukherjee, Sundeep
Object Type: Article
System: The UNT Digital Library
Slurry Erosion of Thermal Spray Coatings: Effect of Sand Concentration (open access)

Slurry Erosion of Thermal Spray Coatings: Effect of Sand Concentration

This paper from the Malaysian International Tribology Conference 2013 conference proceedings discusses using Ni based thermal spray coatings deposited on a commonly used hydroturbine steel.
Date: April 12, 2014
Creator: Singh Grewal, Harpeet; Singh Arora, Harpreet; Agrawal, Anupam; Singh, Harpreet & Mukherjee, Sundeep
Object Type: Paper
System: The UNT Digital Library
Discovery via Integration of Experimentation and Modeling: Three Examples for Titanium Alloys (open access)

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

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.
Object Type: Article
System: The UNT Digital Library
Point-by-Point Compositional Analysis for Atom Probe Tomography (open access)

Point-by-Point Compositional Analysis for Atom Probe Tomography

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.
Object Type: Article
System: The UNT Digital Library
Exceptional Friction Mitigation via Subsurface Plastic Shear in Defective Nanocrystalline Ceramics (open access)

Exceptional Friction Mitigation via Subsurface Plastic Shear in Defective Nanocrystalline Ceramics

This article reports that atomic layer deposition {0002}-textured ZnO films, with nanocolumnar grains and defective sub-stoichiometric structure, exhibit nanocrystalline plasticity and exceptionally low sliding friction and wear.
Date: June 13, 2014
Creator: Mohseni, Hamidreza; Mensah, B. A.; Gupta, N.; Srinivasan, S. G. & Scharf, Thomas W.
Object Type: Article
System: The UNT Digital Library
Nanopatterned Graphene Field Effect Transistor Fabricated Using Block Co-polymer Lithography (open access)

Nanopatterned Graphene Field Effect Transistor Fabricated Using Block Co-polymer Lithography

This article demonstrates a successful fabrication of Nanopatterened Graphene (NPG) using a PS-b-P4VP polymer.
Date: January 9, 2014
Creator: Choi, Duyoung; Kuru, Cihan; Choi, Chulmin; Noh, Kunbae; Hong, Soon-Kook; Das, Santanu et al.
Object Type: Article
System: The UNT Digital Library
Effect of Microstructure on the Deformation Mechanism of Friction Stir-Processed A₁₀.₁CoCrFeNi High Entropy Alloy (open access)

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

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.
Object Type: Article
System: The UNT Digital Library
Preparation and Characterization of Injectable Brushite Filled-Poly (Methyl Methacrylate) Bone Cement (open access)

Preparation and Characterization of Injectable Brushite Filled-Poly (Methyl Methacrylate) Bone Cement

This article discusses the design of an alternative cement system that can better accommodate calcium-phosphate additives while preserving cement rheological properties and performance.
Date: September 19, 2014
Creator: Rodriguez, Lucas C.; Chari, Jonathan; Aghyarian, Shant; Gindri, Izabelle M.; Kosmopoulos, Victor & Rodrigues, Danieli C.
Object Type: Article
System: The UNT Digital Library
Analyzing the Effectiveness of Microlubrication Using a Vegetable Oil-Based Metal Working Fluid during End Milling AISI 1018 Steel (open access)

Analyzing the Effectiveness of Microlubrication Using a Vegetable Oil-Based Metal Working Fluid during End Milling AISI 1018 Steel

This article describes a study in which a vegetable oil-based lubricant was used to conduct wear analysis and to analyze the effectiveness of microlubrication during end milling AISI 1018 steel.
Date: April 15, 2014
Creator: Shaikh, Vasim; Boubekri, Nourredine & Scharf, Thomas W.
Object Type: Article
System: The UNT Digital Library
Development and application of a novel precession electron diffraction technique to quantify and map deformation structures in highly deformed materials—as applied to ultrafine-grained titanium (open access)

Development and application of a novel precession electron diffraction technique to quantify and map deformation structures in highly deformed materials—as applied to ultrafine-grained titanium

Article describes precession electron diffraction (PED), which makes possible the very accurate and automated quantitative characterization of technically interesting materials that historically have been difficult to analyze due to their dimensions and/or degree of deformation, including specifically ultrafine-grained metallic structures with high dislocation densities.
Date: August 13, 2014
Creator: Ghamarian, Iman; Liu, Yue; Samimi, Peyman & Collins, Peter
Object Type: Article
System: The UNT Digital Library
Wear and friction of composites of an epoxy with boron containing wastes (open access)

Wear and friction of composites of an epoxy with boron containing wastes

Article describes development of polymer composites based on epoxy resins containing up to 50 wt. % of boron wastes and determined their pin-on-disk dynamic friction, wear, Shore D hardness and surface roughness.
Date: November 18, 2014
Creator: Uygunoğlu, Tayfun; Brostow, Witold, 1934- & Gunes, Ibrahim
Object Type: Article
System: The UNT Digital Library
Some Issues in Cohesive Surface Modeling (open access)

Some Issues in Cohesive Surface Modeling

Article provides an overview of issues in cohesive surface formulation that are of interest to the author.
Date: February 28, 2014
Creator: Needleman, Alan
Object Type: Article
System: The UNT Digital Library