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Metal-organic framework nanocrystal-derived hollow porousmaterials: Synthetic strategies and emerging applications (open access)

Metal-organic framework nanocrystal-derived hollow porousmaterials: Synthetic strategies and emerging applications

Article discusses how the fascinating, functional properties and applications of MOF-derived hollow porous materials primarily lie in their chemical composition, hollow character, and unique porous structure. The authors discuss a comprehensive overview of the synthetic strategies and emerging applications of hollow porous materials derived from MOF-based templates and/or precursors.
Date: September 13, 2022
Creator: Lui, Xiaolu; Verma, Guarav; Chen, Zhongshan; Hu, Baowei; Huang, Qifei; Yang, Hui et al.
Object Type: Article
System: The UNT Digital Library
Enhancement of COVID-19 Diagnosis using Machine Learning and Texture Analyses of Lung Imaging (open access)

Enhancement of COVID-19 Diagnosis using Machine Learning and Texture Analyses of Lung Imaging

Article proposing CoviSegNet, an enhanced U-Net model to segment ground-glass opacities and consolidations in CT scans of Covid-19 positive patients. The performance of CoviSegNet was evaluated on three public CT datasets. The experimental results show that the proposed CoviSegNet is highly promising.
Date: 2021-09-13/2021-09-15
Creator: Oh, JungHwan & Mittal, Bhuvan
Object Type: Article
System: The UNT Digital Library
Examining physical activity and quality of life in adults with autism spectrum disorder and intellectual disability (open access)

Examining physical activity and quality of life in adults with autism spectrum disorder and intellectual disability

Article discusses how quality of life and physical activity relate to each other in adults with autism and intellectual disabilities. The authors use Fitbit activity trackers to find connections between physical activity and quality of life of their sample group of autistic adults.
Date: September 13, 2021
Creator: Tomaszewski, Brianne; Savage, Melissa N. & Hume, Kara
Object Type: Article
System: The UNT Digital Library
Thermally Tunable Acoustic Beam Splitter Based on Poly(vinyl alcohol) Poly(N-isopropylacrylamide) Hydrogel (open access)

Thermally Tunable Acoustic Beam Splitter Based on Poly(vinyl alcohol) Poly(N-isopropylacrylamide) Hydrogel

Article demonstrating a thermally tunable acoustic beam splitter using a poly(vinyl alcohol) poly(N-isopropylacrylamide) hydrogel (PVA-pNIPAM). The nature of PVA-pNIPAM hydrogel offers exceptional temperature-dependent physical properties due to its phase transition around its lower critical solution temperature. The acoustic impedance of the hydrogel can be tuned below, above, or matched to that of water by changing the environmental temperature. An acoustic wave propagating in water can be split into transmitted and reflected components by the PVA-pNIPAM hydrogel slab on varying its angle of incidence. The intensity ratio between the reflected and the transmitted componence can be adjusted by tuning the temperature of the medium. The acoustic beam can be entirely reflected at a temperature corresponding to the matched impedance between hydrogel and water. The beam-splitting behavior was observed for acoustic waves from both a monochromatic wave and broadband pulse source. In addition, the phase of beam split pulses can be reversed by selecting the hydrogel’s operating temperature.
Date: September 13, 2021
Creator: Jin, Yuqi; Zhou, Mi; Choi, Tae-Youl & Neogi, Arup
Object Type: Article
System: The UNT Digital Library
The Tourism Sector and U.S. Regional Macroeconomic Stability: A Network Approach (open access)

The Tourism Sector and U.S. Regional Macroeconomic Stability: A Network Approach

This article investigates how the structural mix of USA regional economies affects their volatility of economic growth using four exogenous sectors: Federal Government, construction, manufacturing, and tourism. Results suggest that a larger share of Federal Government employment in an economy reduces the variability of overall employment growth, while a larger share of construction activity elevates it. Results also show that recently manufacturing has not contributed as much to such variability, and that a larger tourism presence increases it. The increasing integration of technology in tourism offers significant opportunities for a network approach and innovation in regional development.
Date: September 13, 2020
Creator: Min, Jihye Ellie; Agrusa, Jerome; Lema, Joseph & Lee, Harold
Object Type: Article
System: The UNT Digital Library
Food Choice Priorities Change Over Time and Predict Dietary Intake at the End of the First Year of College Among Students in the U.S. (open access)

Food Choice Priorities Change Over Time and Predict Dietary Intake at the End of the First Year of College Among Students in the U.S.

Study assesses food choice priorities (FCP) and associations with consumption of fruits and vegetables (FV), fiber, added sugars from non-beverage sources, and sugar-sweetened beverages (SSB) among college students, and how those choices evolve over their first year of college.
Date: September 13, 2018
Creator: Vilaro, Melissa J.; Colby, Sarah E.; Riggsbee, Kristin; Zhou, Wenjun; Byrd-Bredbenner, Carol; Olfert, Melissa D. et al.
Object Type: Article
System: The UNT Digital Library

History 9-1-1: How University of North Texas Libraries Save Newspaper Runs through the Texas Digital Newspaper Program

Presentation for the 2018 International Federation of Library Associations and Institutions International News Media Conference. This presentation describes how the Texas Digital Newspaper Program partners with other libraries and museum to preserve materials, and how this can act as a safeguard after natural disasters in the area.
Date: September 13, 2018
Creator: Krahmer, Ana
Object Type: Presentation
System: The UNT Digital Library

The Portal to Texas History: Walking in the Footprints of History

Presentation for the Cedar Hill Genealogy Society. This presentation describes how The Portal to Texas History can facilitate genealogical research.
Date: September 13, 2018
Creator: Krahmer, Ana
Object Type: Presentation
System: The UNT Digital Library
Existence and Nonexistence of Solutions for Sublinear Equations on Exterior Domains (open access)

Existence and Nonexistence of Solutions for Sublinear Equations on Exterior Domains

This article studies radial solutions of Δu + K(r)ƒ(u) = 0 on the exterior of the ball of radius R > 0, BR, centered at the origin in ℝN with u = 0 on @BR where ƒ is odd with ƒ < 0 on (0; β), ƒ > 0 on (β;∞), f(u) ~ uᵖ with 0 < p < 1 for large u and K(r) ~ r⁻ᵅ for large r.
Date: September 13, 2017
Creator: Iaia, Joseph A.
Object Type: Article
System: The UNT Digital Library
Altered brain ion gradients following compensation for elevated CO2 are linked to behavioural alterations in a coral reef fish (open access)

Altered brain ion gradients following compensation for elevated CO2 are linked to behavioural alterations in a coral reef fish

This article pairs a behavioural assay with measurements of relevant intracellular and extracellular acid-base parameters in a coral reef fish exposed to elevated CO₂.
Date: September 13, 2016
Creator: Heuer, R.M.; Welch, M.J.; Rummer, J.L.; Munday, P.L. & Grosell, Martin
Object Type: Article
System: The UNT Digital Library
Electrodeposition of Oriented Cerium Oxide Films (open access)

Electrodeposition of Oriented Cerium Oxide Films

This article discusses the process of depositing CeO₂ with a preferred crystalline orientation.
Date: September 13, 2013
Creator: Wang, Adele Qi & Golden, Teresa
Object Type: Article
System: The UNT Digital Library
Phonon engineering in nanostructures: Controlling interfacial thermal resistance in multilayer-graphene/dielectric heterojunctions (open access)

Phonon engineering in nanostructures: Controlling interfacial thermal resistance in multilayer-graphene/dielectric heterojunctions

Article discussing phonon engineering in nanostructures and controlling interfacial thermal resistance in multilayer-graphene/dielectric heterojunctions.
Date: September 13, 2012
Creator: Mao, R.; Kong, Byoung Don; Kim, Ki Wook; Jayasekera, Thushari; Calzolari, Arrigo & Buongiorno Nardelli, Marco
Object Type: Article
System: The UNT Digital Library
Psychophysiology to Assess Impact of Varying Levels of Simulation Fidelity in a Threat Environment (open access)

Psychophysiology to Assess Impact of Varying Levels of Simulation Fidelity in a Threat Environment

This article examines participant experience by examining psychophysiological responses of participants to their surroundings.
Date: September 13, 2012
Creator: Parsons, Thomas D.; Rizzo, Albert A.; Courtney, Christopher G. & Dawson, Michael E.
Object Type: Article
System: The UNT Digital Library
A High-Precision Micropipette Sensor for Cellular-Level Real-Time Thermal Characterization (open access)

A High-Precision Micropipette Sensor for Cellular-Level Real-Time Thermal Characterization

This article reports the development of a novel glass micropipette thermal sensor fabricated in a cost-effective manner.
Date: September 13, 2011
Creator: Shrestha, Ramesh; Choi, Tae-Youl; Chang, Wonseok & Kim, Donsik
Object Type: Article
System: The UNT Digital Library
Inhibition of hydrogen oxidation by HBr and Br2 (open access)

Inhibition of hydrogen oxidation by HBr and Br2

Article on the inhibition of hydrogen oxidation by HBr and Br2.
Date: September 13, 2011
Creator: Dixon-Lewis, Graham; Marshall, Paul; Ruscic, Branko; Burcat, Alexander; Goos, Elke; Cuoci, Alberto et al.
Object Type: Article
System: The UNT Digital Library

Experimental Thermochemical Study of 6-Chloro-2,3-dimethylquinoxaline 1,4-dioxide and DFT evaluation of the N-O bond enthalpies in related haloquinoxalines

Access: Use of this item is restricted to the UNT Community
Article discussing an experimental thermochemical study of 6-chloro-2,3-dimethylquinoxaline 1,4-dioxide and DFT evaluation of the N-O bond enthalpies in related haloquinoxalines.
Date: September 13, 2007
Creator: Gomes, José R. B.; Vieira, Mónica A. A.; Stovall, Dawn M.; Acree, William E. (William Eugene) & Silva, Maria D. M. C. Ribeiro da
Object Type: Article
System: The UNT Digital Library
The correlation-consistent composite approach: Application to the G3/99 test set (open access)

The correlation-consistent composite approach: Application to the G3/99 test set

Article discussing research on the correlation consistent composite approach (ccCA) and an application to the G3/99 test set.
Date: September 13, 2006
Creator: DeYonker, Nathan J.; Grimes, Thomas V.; Yockel, Scott; Dinescu, Adriana; Mintz, Benjamin; Cundari, Thomas R., 1964- et al.
Object Type: Article
System: The UNT Digital Library
Ruthenium(II)-Mediated Carbon-Carbon Bond Formation between Acetonitrile and Pyrrole: Combined Experimental and Computational Study (open access)

Ruthenium(II)-Mediated Carbon-Carbon Bond Formation between Acetonitrile and Pyrrole: Combined Experimental and Computational Study

This article discusses ruthenium(II)-mediated carbon-carbon bond formation between acetonitrile and pyrrole.
Date: September 13, 2005
Creator: Pittard, Karl A.; Cundari, Thomas R., 1964-; Gunnoe, T. Brent; Day, Cynthia S. & Petersen, Jeffrey L.
Object Type: Article
System: The UNT Digital Library