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3681
Upper Mantle P and S Wave Velocity Structure of the Kalahari Craton and Surrounding Proterozoic Terranes, Southern Africa
Published 2019-08-01“…Abstract New broadband seismic data from Botswana and South Africa have been combined with existing data from the region to develop improved P and S wave velocity models for investigating the upper mantle structure of southern Africa. …”
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3682
Backscattering of Ultrasonic Waves as the Basis of the Method of Control of Structure and Physicо-Mechanical Properties of Cast Irons
Published 2023-10-01“…The subject of the present studies was such characteristics of structural noise as amplitude-temporal A(t) and as root mean square value of the amplitude of the ultrasonic waves backscattering field AN, compared with the data on ultrasonic velocity and strength or tensile strength of cast iron samples. …”
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3683
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3684
A Novel Optical Frequency-Hopping Scheme Based on a Flexible Structure for Secure Optical Communications
Published 2019-01-01“…In other words, one channel optical carrier carries different users’ data segments. A flexible structure was demonstrated and used in optical frequency-hopping system to simplify the structure and decrease the cost of the security system. …”
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3685
Combined MR Volumetry and T2* Relaxometry Reveals the Olfactory System as an Iron-Dependent Structure Affected by Radiation
Published 2025-04-01“…<b>Results:</b> Statistical analysis identified 301 altered regions with respect to regional volume and 85 regions with respect to T2* relaxation showing significant differences relative to the control group (<i>p</i> < 0.05). Further data refinement, including the consolidation of redundant, bi-lateral structures revealed 18 subregions with significant changes in both volume and T2*. …”
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3686
A CART-Based Model for Analyzing the Shear Behaviors of Frozen–Thawed Silty Clay and Structure Interface
Published 2025-04-01“…The physical and mechanical properties of the soil–structure interface under the freeze–thaw condition are complex, making empirical shear strength models poorly applicable. …”
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3687
65 ABCD Study Child Opportunity Index Factor Structure: The association between environment and cognitive performance
Published 2025-04-01“…Methods/Study Population: This study used ABCD (n = 9,543) linked external data, cognitive performance, and self-reported data from youth (ages 9–10) and their caregivers. …”
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3688
Structure and Operations of MicroVeg Vegetable Operational Innovation Platforms for Sustainable Vegetable Production in Southwestern Nigeria
Published 2024-10-01“… This study focused on the structure and operations of the MicroVeg Vegetable Operational Innovation Platforms (IPs) in Southwestern Nigeria. …”
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3689
Fast prediction method for fatigue life of pump truck boom structure based on ensemble learning model
Published 2025-01-01“…ObjectiveTo rapidly and accurately assess the fatigue life of in-service concrete pump truck boom structures, a fatigue life prediction method based on an ensemble learning model is proposed, utilizing monitoring data and machine learning techniques.MethodsFirstly, a concrete pump truck information acquisition system was employed to obtain functional and performance characteristics during the operational phase of the pump truck. …”
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3690
Factor structure and measurement invariance of exercise self-efficacy scale among secondary school students in China
Published 2025-02-01“…Data from 856 students (age: M = 13.80, SD = 0.94) were analysed using exploratory and confirmatory factor analyses to identify the best-fitting factor structure. …”
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3691
Mutational landscape of SARS-CoV-2 genome in Turkey and impact of mutations on spike protein structure.
Published 2021-01-01“…Described mutations were also introduced in silico to the spike protein structure to analyze their isolated impacts on the protein structure. …”
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3692
The Effects of SARS CoV-2 nsp13 Mutations on the Structure and Stability of Helicase in Chinese Isolates
Published 2022-06-01“…In this study, changes in the protein structure caused by SARS CoV-2 nsp13 mutations were investigated to contribute to the development of effective antiviral drugs. …”
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3693
Discovery of natural anthraquinones as potent inhibitors against pancreatic lipase: structure-activity relationships and inhibitory mechanism
Published 2024-12-01“…Then the structure-activity relationship between anthraquinones and hPL was further analysed. …”
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3694
Using Corrosion Health Monitoring Systems to Detect Corrosion: Real-Time Monitoring to Maintain the Integrity of the Structure
Published 2024-11-01“…This study investigates the use of Corrosion Health Monitoring (CHM) systems to detect and manage corrosion in aviation environments, with a specific focus on enclosed areas within aircraft structures. Corrosion poses significant risks to airport facilities and aircraft, and CHM systems offer real-time monitoring and data-driven approaches for proactive corrosion management. …”
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3695
ISSR-Based Population Genetic Structure of Some Turkish Honeybee (Apis mellifera L., 1758) Populations
Published 2023-08-01“…Herein, we preferred ISSR markers to identify the genetic structure of honey bees. The genetic diversity of honey bees has been found to be lower compared to previous studies. …”
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3696
Population structure and genetic diversity of leatherback turtles (Dermochelys coriacea) in Bird’s Head Seascape, Papua-Indonesia
Published 2025-05-01“…In this study, we quantified the genetic diversity, connectivity and structure for leatherback populations in the BHS by integrating nuclear and mitochondrial (mt) DNA data. …”
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3697
Impact of firm characteristics and ownership structure on firm efficiency: evidence from non-financial firms of Pakistan
Published 2022-12-01“…Data related to firm efficiency, cash holdings, book-to-market ratio and negative book-to-market ratio was collected from Financial Statement Analysis published by SBP whereas data related to market capitalization and ownership structure (insider ownership, institutional ownership and concentration ownership) was collected from business recorder and published annual reports respectively. …”
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3698
Frame Structure and Engineering Applications of the Multisource System Cloud Service Platform of Monitoring of the Soft Rock Tunnel
Published 2021-01-01“…Throughout engineering construction, large deformation disasters in soft rock tunnels are encountered increasingly frequently. Therefore, structural health monitoring not only ensures accurate construction management but also provides a basis for dynamic adjustment of the support structure. …”
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3699
Stratigraphy and structure of the Altar basin of NW Sonora: Implications for the history of the Colorado River delta and the Salton trough
Published 2018-02-01“…Its sedimentary record illustrates how the delta prograded in the last 4–5 Ma over a late Miocene, structurally distinct, marine basin at the northern end of the Gulf of California. …”
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3700
STEADY-STATE TEMPERATURE FIELD AND STRESS FIELD ANALYSIS OF AUTOCLAVE TOOTH-LOCKED QUICK OPENING STRUCTURE
Published 2017-01-01“…In order to provide accurate temperature field of autoclave,and make preparation for stress analysis,temperature of autoclave tooth-locked quick opening structure was measured. Using ANSYS to simulate the temperature field,the result is compared with the measured data. …”
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