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Highly efficient and selective electrocatalytic hydrogen peroxide production on Co-O-C active centers on graphene oxide
Article demonstrating that single cobalt atoms anchored on oxygen functionalized graphene oxide form Co-O-C@GO active centres (abbreviated as Co₁@GO for simplicity) act as an efficient and durable electrocatalyst for H₂O₂ production.
Date:
March 28, 2022
Creator:
Zhang, Bin-Wei; Zheng, Tao; Wang, Yun-Xiao; Du, Yi; Chu, Sheng-Qi; Xia, Zhenhai et al.
Object Type:
Article
System:
The UNT Digital Library
Polymorphic nature of {332} 〈 113 〉 twinning mode in BCC alloys
Article using ab initio calculations and experimental observations to show that {332}<113> twinning can be described as a polymorphic solid-state transformation able to produce either twinned or martensitic structures with a unified transformation path.
Date:
March 17, 2022
Creator:
Kwasniak, P.; Sun, F.; Mantri, Srinivas Aditya; Banerjee, Rajarshi & Prima, Frederic
Object Type:
Article
System:
The UNT Digital Library
Formation and Photoinduced Electron Transfer in Porphyrin- and Phthalocyanine-Bearing N-Doped Graphene Hybrids Synthesized by Click Chemistry
Article presents research where N-doped graphene (NG) has been covalently decorated with porphyrin and phthalocyanine moieties using click chemistry. Evidence of charge separation in these hybrids is secured from femtosecond transient absorption studies, acting NG as electron acceptor.
Date:
March 7, 2022
Creator:
Arellano, Luis M.; Gobeze, Habtom B.; Barrejón, Myriam; Parejo, Concepción; Álvarez, Julio C.; Gómez-Escalonilla, María J. et al.
Object Type:
Article
System:
The UNT Digital Library
Highly complex magnetic behavior resulting from hierarchical phase separation in AlCo(Cr)FeNi high-entropy alloys
Article presents for the first time the influence of a hierarchically decomposed B2 + A2 structure in an AlCo0.5Cr0.5FeNi HEA on the formation of magnetic vortex states within individual A2 (disordered BCC) precipitates, which are distributed in an ordered B2 matrix that is weakly ferromagnetic.
Date:
March 10, 2022
Creator:
Lan, Qianqian; Kovács, András; Caron, Jan; Du, Hongchu; Song, Dongsheng; Dasari, Sriswaroop et al.
Object Type:
Article
System:
The UNT Digital Library
Role of Cu addition in enhancing strength-ductility synergy in transforming high entropy alloy
Article investigates the strength-ductility synergy of high-entropy alloys (HEAs).
Date:
March 1, 2022
Creator:
Agrawal, Priyanka; Gupta, Sanya; Shukla, Shivakant; Nene, Saurabh S.; Thapliyal, Saket; Toll, Michael P. et al.
Object Type:
Article
System:
The UNT Digital Library
First-principles study of diffusion and interactions of hydrogen with silicon, phosphorus, and sulfur impurities in nickel
Article systematically studying the effect of Si, P, and S impurities on the diffusion and binding of an H atom in a face-centered-cubic (FCC) Ni lattice using density functional theory (DFT),
Date:
October 18, 2018
Creator:
Paranjape, Priyanvada; Gopal, Priya & Srinivasan, S. G.
Object Type:
Article
System:
The UNT Digital Library
Can a simple topological-constraints-based model predict the initial dissolution rate of borosilicate and aluminosilicate glasses?
This article, as an alternative route to empirical models, shows that a structural descriptor based on the number of topological constraints per atom can be used to predict the initial dissolution rate of aluminosilicate and borosilicate glasses after being parameterized on different families of glasses (specific series of borosilicate glasses). Results show that, provided that corrections are made for high alkali content glasses that dissolve incongruently (preferential release of Na), the model gives reasonable predictions, even far from its training domain.
Date:
March 16, 2020
Creator:
Gin, Stéphane; Wang, Mengyi; Bisbrouck, Nicolas; Taron, Mélanie; Lu, Xiaonan; Deng, Lu et al.
Object Type:
Article
System:
The UNT Digital Library
Tomographic mapping of the nanoscale water-filled pore structure in corroded borosilicate glass
This article applies cryo-based atom probe tomography to directly reveal the water-solid interface and hydrated corrosion layers making up the nanoscale porous structure of a corroded borosilicate glass in its native aqueous environment. The analysis includes morphology and compositional mapping of the inner gel/glass interface, isolation of a tomographic sub-volume of the tortuous water-filled gel, and comparison of the gel structure with simulations.
Date:
March 18, 2020
Creator:
Perea, Daniel E.; Schreiber, Daniel K.; Ryan, Joseph V.; Wirth, Mark G.; Deng, Lu; Lu, Xiaonan et al.
Object Type:
Article
System:
The UNT Digital Library
High entropy alloys – Tunability of deformation mechanisms through integration of compositional and microstructural domains
This article is a review that categorizes the compositional and microstructural approaches that exhibit potential for a combination of shear induced phase transformation and twinning, thereby expanding beyond the slip based mechanisms.
Date:
March 13, 2021
Creator:
Mishra, Rajiv; Haridas, Ravi Sankar & Agrawal, Priyanshi
Object Type:
Article
System:
The UNT Digital Library
Design approaches for printability-performance synergy in Al alloys for laser-powder bed additive manufacturing
This article highlights that design of Al alloys for laser-powder bed fusion (L-PBF) can lead to fundamental change in the microstructure evolution, proposed alloy design strategies lead to synergy between and printability and performance, hierarchical and heterogeneous microstructures have potential to overcome the strength-ductility tradeoff, and alloy design incorporating the specific attributes of an AM technology is crucial to maximizing its potential.
Date:
March 10, 2021
Creator:
Mishra, Rajiv & Thapliyal, Saket
Object Type:
Article
System:
The UNT Digital Library
Bioresorbable stent to manage congenital heart defects in children
This article assembles large, pediatric-sized stents (Ø10 - Ø20 mm) from poly(L-lactide) fibers (DH-BDS) at two thicknesses, 250 µm and 300 µm. DH-BDS exhibiting hoop strength similar to metal stents and demonstrating minimal degradation and strength loss over the first year before completely disappearing within 3 to 4.5 years show promise as a pediatric interventional alternative to current strategies.
Date:
March 19, 2021
Creator:
Wright, Jamie; Nguyen, Annie; D'Souza, Nandika Anne, 1967-; Forbess, Joseph M.; Nugent, Alan; Reddy, Surenderanath R. Veeram et al.
Object Type:
Article
System:
The UNT Digital Library
Polydimethylsiloxane and polyisoprene-based graphene composites for strain-sensing
In this article, different composite materials have been developed and characterized for different applications in the health science field and as optoelectromechanical sensors.
Date:
March 31, 2017
Creator:
Catalan Gonzalez, Jorge Alfredo & Kaul, Anupama
Object Type:
Article
System:
The UNT Digital Library
Carrier photodynamics in 2D perovskites with solution-processed silver and graphene contacts for bendable optoelectronics
Article reporting on the inkjet printed, direct contact study of solution-processed, 2D perovskite-based photodetectors (PDs) formed on flexible PI substrates. Silver (Ag) and graphene (Gr) inks have been engineered to serve as efficient electrical contacts for solution-processed two-dimensional (2D) organo-halide (CH3(CH2)3NH3)2(CH3NH3)n−1PbnI3n+1 (n = 4) layered perovskites, where all inkjet-printed heterostructure PDs were fabricated on polyimide (PI) substrates.
Date:
March 25, 2021
Creator:
Hossain, Ridwan F.; Min, Misook; Ma, Liang-Chieh; Sakri, Shambhavi R. & Kaul, Anupama
Object Type:
Article
System:
The UNT Digital Library
CAREER: Manufacturing of Mechanically Stable Nanoporous Ceramic Structures Via Selective Infiltration of Polymer Templates
Data management plan for the grant, "CAREER: Manufacturing of Mechanically Stable Nanoporous Ceramic Structures Via Selective Infiltration of Polymer Templates." This Faculty Early Career Development (CAREER) grant from the National Science Foundation supports fundamental research to elucidate a new strategy of manufacturing nanoporous ceramic structures with controllable structure and composition and programmable mechanical stability. The specific goal of this research is to discover processing-structure-property relationships in ceramic coatings and heterostructures by providing fundamental insights on the mechanism of liquid phase swelling-based infiltration of spin-coated polymer templates with inorganic precursors and defining the rules that control the resulting structure and, thus, access to various materials surfaces and interfaces.
Date:
2021-03-01/2026-02-28
Creator:
Berman, Diana
Object Type:
Text
System:
The UNT Digital Library
Thermo-mechanical response of single-phase face-centered-cubic AlxCoCrFeNi high-entropy alloy microcrystals
Article describes the response of [100]-oriented single-crystal face-centered-cubic Al0.1CoCrFeNi and Al0.3CoCrFeNi high-entropy alloy (HEA) microcrystals tested from 293 to 573 K by means of in situ micro-compression.
Date:
March 13, 2018
Creator:
Jiao, Quan; Sim, Gi-Dong; Komarasamy, Mageshwari; Mishra, Rajiv; Liaw, Peter K. & El-Awady, Jaafar A.
Object Type:
Article
System:
The UNT Digital Library
The Structure of Amorphous and Deeply Supercooled Liquid Alumina
Article describes experiment in which liquid Al2O3 was supercooled more than 500 K below its melting point (Tm = 2,327 K) using aerodynamic levitation and laser heating techniques.
Date:
March 19, 2019
Creator:
Shi, Caijuan; Alderman, Oliver L.G.; Berman, Diana; Du, Jincheng & Neuefeind, Joerg
Object Type:
Article
System:
The UNT Digital Library
Hierarchical Eutectoid Nano-lamellar Decomposition in an Al0.3CoFeNi Complex Concentrated Alloy
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
Object Type:
Article
System:
The UNT Digital Library
Soft crystal martensites: An in situ resonant soft x-ray scattering study of a liquid crystal martensitic transformation
Article presents an in-depth discussion of liquid crystal blue phases (BPs).
Date:
March 27, 2020
Creator:
Min Jin, Hyeong; Li, Xaio; Dolan, James A.; Kline, R. Joseph; Martínez-González, José A.; Ren, Jiaxing et al.
Object Type:
Article
System:
The UNT Digital Library
Composites Containing Bamboo With Different Binders
This paper discusses the formation of primary chemical bonds between bamboo surface active groups and the binders.
Date:
March 29, 2018
Creator:
Mukbaniani, Omai; Brostow, Witold, 1934-; Hagg Lobland, Haley E.; Aneli, Jimsher; Tatrishvili, Tamara; Markarashvili, Eliza et al.
Object Type:
Paper
System:
The UNT Digital Library
Operando tribochemical formation of onion-likecarbon leads to macroscale superlubricity
This article demonstrates that tribochemical reactions occur even in dry conditions when hydrogenated diamond-like carbon (H-DLC) surface is slid against two-dimensional (2D) molybdenum disulfide along with nanodiamonds in dry nitrogen atmosphere.
Date:
February 3, 2017
Creator:
Berman, Diana; Narayanan, Badri; Cherukara, Mathew J.; Sankaranarayanan, Subramanian K.R.S.; Erdemir, Ali; Zinovev, Alexander et al.
Object Type:
Article
System:
The UNT Digital Library
An investigation on the concrete properties containing colemanite
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
Object Type:
Article
System:
The UNT Digital Library
Improvement of Scratch and Wear Resistance of Polymers by Fillers Including Nanofillers
This article reviews approaches for improvement of tribological properties of polymers based on inclusion of fillers.
Date:
March 16, 2017
Creator:
Brostow, Witold, 1934-; Hagg Lobland, Haley E.; Hnatchuk, Nathalie & Pérez, José M.
Object Type:
Article
System:
The UNT Digital Library
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
Metal Hydroxide Derivatives Containing Chemically Bound Organophosphorus or Polyphosphate Species as Flame Retardants
Patent relating to metal hydroxide derivatives containing chemically bound organophosphorus or polyphosphate species as flame retardants.
Date:
November 15, 2002
Creator:
Braterman, Paul S.; D'Souza, Nandika & Dharia, Amit
Object Type:
Patent
System:
The UNT Digital Library