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open access

Planar shock compression of spark plasma sintered B4C and B4C-TiB2 ceramic composites

Description: Article describes how blending of ceramic constituent phases enhances sinterability and performance in high strength ceramics. The authors describe how a near fully dense blended boron carbide (B4C)-titanium diboride (TiB2) composite produced through spark plasma sintering (SPS) is probed to understand the mechanical performance under dynamic uniaxial strain, or shock compression.
Date: January 24, 2024
Creator: Turnage, Scott A.; Clayton, John D.; Rodriguez, Jonathan; Scharf, Thomas W. & Williams, Cyril L.
Partner: UNT College of Engineering
open access

Development and Utilization of Bridge Data of the United States for Predicting Deck Condition Rating Using Random Forest, XGBoost, and Artificial Neural Network

Description: Article describes how accurately predicting the condition rating of a bridge deck is crucial for effective maintenance and repair planning. This study aims to assess the effectiveness of these algorithms for deck condition rating prediction at the national level.
Date: January 16, 2024
Creator: Fard, Fariba & Fard, Fereshteh Sadeghi Naieni
Partner: UNT College of Information
open access

Hedgehog signaling is involved in acquired resistance to KRASG12C inhibitors in lung cancer cells

Description: Article states that although KRASG12C inhibitors have shown promising activity in lung adenocarcinomas harboring KRASG12C, acquired resistance to these therapies eventually occurs in most patients. The authors report that the hedgehog signal is induced by KRASG12C inhibitors and mediates KRAS re-expression in cancer cells treated with a KRASG12C inhibitor.
Date: January 16, 2024
Creator: Lee, Chaeyoung; Yi, Jawoon; Park, Jihwan; Ahn, Byungyong; Won, Young-Wook; Jeon, JiHeung et al.
Partner: UNT College of Engineering
open access

Applying Rasch Methodology to Examine and Enhance Precision of the Baby Care Questionnaire

Description: Article describes how the Baby Care Questionnaire (BCQ) is an established ordinal measure of parenting beliefs about infant care, which includes structure and attunement scales. This study aimed to evaluate the psychometric properties and improve precision of the structure and attunement scales of the BCQ using Rasch methodology.
Date: January 12, 2024
Creator: Truong, Quoc Cuong; Gattis, Merideth; Barber, Carol Cornsweet; Middlemess, Wendy; Au, Terry & Medvedev, Oleg N.
Partner: University of North Texas
open access

Emergency and Disaster Preparedness for Individuals Who Use Augmentative and Alternative Communication: A Pilot Study on Supported Planning Using a Toolkit

Description: Article describes how when emergencies or disasters arise, individuals who use augmentative and alternative communication are particularly vulnerable. This study highlights the need for preparedness activities that are person-centered and account for the communication support needs of individuals who use AAC if faced with an emergency/disaster.
Date: January 3, 2024
Creator: Barton-Hulsey, Andrea; Boesch, Miriam C.; Chung, Yoosun; Caswell, Tina; Sonntag, Amy M. & Quach, Wendy
Partner: UNT College of Education
open access

Alpha-1 antitrypsin deficiency and pregnancy complications and birth outcomes: A population-based cohort study in Denmark

Description: Article describes how alpha-1 antitrypsin deficiency (AATD) is related to developing lung and liver disease, but no large-scale studies examine its association with birth outcomes. The authors investigated the risk of pregnancy complications and adverse birth outcomes in mothers and children with AATD.
Date: January 2, 2024
Creator: Orimoloye, Helen T.; He, Di; Li, Tong; Janzen, Carla; Barjaktarevic, Igor; Wang, Xuexia et al.
Partner: UNT College of Health and Public Service
open access

Effect of Cu and Ni Inclusion on Tribological Performance of Tribocatalytically Active Coatings in Hydrocarbon Environments

Description: Article describes how protective coatings are important for enhancing tribological behavior, preventing surface degradation, and reducing friction-induced energy losses during the operation of mechanical systems. The authors study the effect of catalytic metals, specifically their compositions and amount, on the tribocatalysis process.
Date: December 31, 2023
Creator: Sulaimi, Rawan Al; Eskandari, Mohammad; Shirani, Asghar; Macknojia, Ali Zayaan; Miller, Wesley & Berman, Diana
Partner: UNT College of Science
open access

Multimodal and multiscale strengthening mechanisms in Al-Ni-Zr-Ti-Mn alloy processed by laser powder bed fusion additive manufacturing

Description: Article describes how the unique thermokinetics of laser-powder bed fusion additive manufacturing has been exploited for development of a novel high strength Al-Ni-Ti-Zr-Mn alloy. The authors say that the addition of 0.5 wt% Mn leads to extraordinary improvement in ultimate tensile strength (502 MPa) and work hardening due to the activation of two Mn-induced strengthening mechanisms
Date: December 29, 2023
Creator: Dhal, Abhijeet; Thapliyal, Saket; Agrawal, Priyanka; Roy, Ankita; Sharma, Aishani; Mishra, R. S. et al.
Partner: UNT College of Engineering
open access

Light Confinement in Twisted Single-Layer 2D+ Moiré Photonic Crystals and Bilayer Moiré Photonic Crystals

Description: Article reporting optical properties of twisted single-layer 2D+ moiré photonic crystals where there is a weak modulation in z direction, and bilayer moiré-overlapping-moiré photonic crystals. This study leads to a potential application of 2D+ moiré photonic crystal in future on-chip optoelectronic integration.
Date: December 25, 2023
Creator: Kamau, Steve; Hurley, Noah; Kaul, Anupama; Cui, Jingbiao & Lin, Yuankun
Partner: UNT College of Engineering
open access

Mesenchymal stem cells aligned and stretched in self-assembling peptide hydrogels

Description: Article describes how the presented research highlights a novel approach using fmoc-protected peptide hydrogels for the encapsulation and stretching of mesenchymal stem cells. This study utilized a custom mechanical stretching device with a PDMS chamber to stretch human mesenchymal stem cells encapsulated in Fmoc hydrogels.
Date: December 19, 2023
Creator: Fouladgar, Farzaneh; Moslabeh, Forough G. Z.; Kasani, Yashesh V.; Rogozinski, Nick; Torres, Marc; Ecker, Melanie et al.
Partner: UNT College of Engineering
open access

Influence of Tools and Cutting Strategy on Milling Conditions and Quality of Horizontal Thin-Wall Structures of Titanium Alloy Ti6Al4V

Description: Article describes how titanium and nickel alloys are used in the creation of components exposed to harsh and variable operating conditions. The authors state that a search is underway for cutting parameters that will minimize the vibration while meeting the quality requirements.
Date: December 18, 2023
Creator: Kurpiel, Szymon; Cudok, Bartosz; Zagórski, Krzysztof; Cieślik, Jacek; Skrzypkowski, Krzysztof & Brostow, Witold, 1934-
Partner: UNT College of Science
open access

OA usage reporting: Understanding stakeholder needs and advancing trust through shared infrastructure

Description: Article describes how the complexity of usage reporting for open access content continues to grow, particularly with content syndication to organizations such as ScienceDirect and ResearchGate, which deliver content across multiple platforms at an unprecedented scale. This paper brings together four different perspectives and walk through what is known, then start to unpack the questions for which they do not have answers.
Date: December 15, 2023
Creator: Tim, Lloyd; Miller, Tricia; Drummond, Christina & Kemp, Jennifer
Partner: UNT Libraries
open access

Symmetry breaking charge transfer leading to charge separation in a far-red absorbing bisstyryl-BODIPY dimer

Description: Article describes how symmetry breaking charge transfer is one of the important photo-events occurring in photosynthetic reaction centers that is responsible for initiating electron transfer leading to a long-lived charge-separated state and has been successfully employed in light-to-electricity converting optoelectronic devices. In this study, the authors report a newly synthesized, far-red absorbing and emitting BODIPY-dimer to undergo symmetry-breaking charge transfer leading to charge-separ… more
Date: December 15, 2023
Creator: Yahagh, Aida; Kaswan, Ram R.; Kazemi, Shahrzad; Karr, Paul A. & D'Souza, Francis
Partner: UNT College of Science
open access

Surface Nanostructures Enhanced Biocompatibility and Osteoinductivity of laser-Additively Manufactured CoCrMo Alloys

Description: Article describes how cobalt–chromium–molybdenum (CoCrMo) alloys are widely used in orthopedic implants due to their excellent corrosion and wear resistance and superior mechanical properties. In this study, the authors prepared CoCrMo alloys with surface nanostructures of various aspect ratios (AR) using laser-directed energy deposition (L-DED) and biocorrosion.
Date: December 6, 2023
Creator: Man, Kun; Mazumder, Sangram; Dahotre, Narendra B. & Yang, Yong
Partner: UNT College of Engineering
open access

Teacher-Principal Ethnoracial Matching, Geography, and Novice Teacher Career Outcomes

Description: Article describes how, nationally, many school districts are facing a teacher workforce sustainability crisis, and job retention for novice teachers of color is a key area of focus for educational leaders and policymakers. In this study, the authors draw on nine years of administrative data from Texas K-12 public schools to better understand how teacher-principal ethnoracial matching is associated with patterns of teacher retention and system-exit.
Date: December 5, 2023
Creator: Edwards, Wesley L. & Anderson, Cornelius Q.
Partner: UNT College of Education
open access

Phase-Specific Damage Tolerance of a Eutectic High Entropy Alloy

Description: Article describes how phase-specific damage tolerance was investigated for the AlCoCrFeNi2.1 high entropy alloy with a lamellar microstructure of L12 and B2 phases. Distinct differences in micro-scale deformation mechanisms were reflected in post-compression fractography, with L12-phase cantilevers showing typical characteristics of ductile failure, including the activation of multiple slip lanes, shear lips at the notch edge, and tearing inside the notch versus quasi-cleavage fracture with cle… more
Date: November 30, 2023
Creator: Jha, Shristy; Mishra, R. S. & Mukherjee, Sundeep
Partner: UNT College of Engineering
open access

Reconstructing aerosol optical depth using spatiotemporal Long Short-Term Memory convolutional autoencoder

Description: Article describes how Aerosol Optical Depth (AOD)is a crucial atmospheric parameter in comprehending climate change, air quality, and its impacts on human health. This study presents a new solution to this challenge by providing a long-term, gapless satellite-derived AOD dataset for Texas from 2010 to 2022, utilizing Moderate Resolution Imaging Spectroradiometer (MODIS) multi-angle implementation of atmospheric correction (MAIAC) products.
Date: November 30, 2023
Creator: Liang, Lu; Daniels, Jacob; Biancardi, Micahel & Zhou, Yuye
Partner: UNT College of Engineering
open access

Heritage as businesses: COVID-19 disruptions to Texas museum, heritage sites, parks, and protected places, and their responses to evolving guidance

Description: Article describes how the COVID-19 pandemic disrupted business services across all industries. In this study, the authors examine the impact during the first year of the COVID-19 pandemic on Texas museums, heritage sites, parks, and protected places with a focus on the evolving, and often conflicting, government policies.
Date: November 27, 2023
Creator: Lavy, Brendan L.; Zavar, Elyse & Tamima, Salvesila
Partner: UNT College of Health and Public Service
open access

Laser printed amorphous magnesium alloy: Microstructure, mechanical properties, and degradation behavior

Description: Article describes how, amorphous magnesium alloy, especially Mg-Zn-Ca series, has been receiving continuous attention in biomedical field, because of its favorable corrosion resistance, suitable modulus and biocompatibility. In this work, laser powder bed fusing with unique characteristics of rapid solidification and layer-by-layer fashion was used to fabricate bulk Mg-Zn-Ca and Mg-Zn-Ca-Y amorphous parts.
Date: November 23, 2023
Creator: Chen, Cheng; Li, Shaoyu; Ling, Chenrong; Yang, Youwen; Gao, Chengde; Li, Yageng et al.
Partner: UNT College of Engineering
open access

Construction and characterization of superhydrophobic wood coatings using one-step technique

Description: Article describes how this study was aiming at enhancing the stain resistance and durability of varnish on wood surfaces, a super hydrophobic solution was created by blending the synthetic ZIF-8/paraffin with Hexadecyltrimethoxysilane at a specified mass ratio. This superhydrophobic mixture was then directly applied onto the wood varnish coating using a one-step method.
Date: November 22, 2023
Creator: Cao, Shuai; Cheng, Shuai; Wang, Pengyu; Ge, Shengbo; Cai, Liping & Cai, Jiabin
Partner: UNT College of Engineering
open access

Properties of Hyper-Elastic-Graded Triply Periodic Minimal Surfaces

Description: Article describes how the mechanical behaviors of three distinct lattice structures-Diamond, Gyroid, and Schwarz-synthesized through vat polymerization were meticulously analyzed. This study aimed to elucidate the intricacies of these structures in terms of their stress-strain responses.
Date: November 21, 2023
Creator: Haney, Christopher W. & Siller Carrillo, Héctor Rafael
Partner: UNT College of Engineering
open access

The 2023 China report of the Lancet Countdown on health and climate change: taking stock for a thriving future

Description: Authors of the article declare that, with growing health risks from climate change and a trend of increasing carbon emissions from coal, it is time for China to take action. The 2023 China report of the Lancet countdown continues to track progress on health and climate change in China, while now also attributing the health risks of climate change to human activities and providing examples of feasible and effective climate solutions.
Date: November 18, 2023
Creator: Zhang, Shihui; Zhang, Chi; Cai, Wenjia; Bai, Yuqi; Callaghan, Max; Chang, Nan et al.
Partner: UNT College of Science
open access

Detergent-Based Decellularization for Anisotropic Cardiac-Specific Extracellular Matrix Scaffold Generation

Description: Article describes how cell-derived extracellular matrix has become increasingly popular in tissue engineering applications due to its ability to provide tailored signals for desirable cellular responses. The objective of this study was to assess the efficacy of two detergent-based decellularization methods: a combination of ethylenediaminetetraacetic acid and sodium dodecyl sulfate and a combination of sodium deoxycholate and deoxyribonuclease.
Date: November 17, 2023
Creator: Chen, Te-An; Sharma, Dhavan; Jia, Wenkai; Ha, Donggi; Man, Kun; Zhang, Jianhua et al.
Partner: UNT College of Engineering
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