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1401
Structural and X-Ray Photoelectron Spectroscopy Study of Al-Doped Zinc-Oxide Thin Films
Published 2015-01-01“…The charge-carrier concentrations in the films decreased from 1.69 × 1021 to 6.16 × 1017 cm−3 with increased gas flow rate from 7 to 21 sccm. The X-ray diffraction (XRD) patterns show that the (002)/(103) peak-intensity ratio decreased as the gas flow rate increased, which was related to the increase of AZO thin film disorder. …”
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1402
Fabrication of β-Silicon Carbide Nanowires from Carbon Powder and Silicon Wafer
Published 2016-06-01“…The obtained β-SiCNWs were short and thick with random distribution over Si wafer surface when rapid heating rate is applied. While β-SiCNWs fabricated under low heating rate are 57.0±3.0 nm in average diameter and few millimeters in length. …”
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1403
Senior high school students’ competence in logical operation and logical reasoning
Published 2025-06-01“…Students performed best on geometric problems (70.05%), followed by algebra, statistics, and calculus problems, with the lowest success rate in calculus-related logical problems (28.04%). …”
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1404
PENGENALAN EKSPRESI RAUT WAJAH BERBASIS JARINGAN SARAF TIRUAN BACKPROPAGATION DENGAN METODE PRINCIPAL COMPONENT ANALYSIS
Published 2021-03-01“…Pattern recognition without using the PCA method, the level of memorization and generalization reaches 100% at the 40th iteration and 0.0099 error with a learning rate and momentum of 0.8, while facial pattern recognition using the PCA method, the memorization and generalization level reaches 100% in the iteration. to -1000 and error 0.00103 with learning rate and momentum 0.9.…”
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1405
Exploration of fever characteristics in parturients under continuous temperature monitoring during labor analgesia and analysis of the impact on maternal and neonatal outcomes: an...
Published 2025-04-01“…Additionally, the fever group had a higher rate of meconium-stained amniotic fluid (grade III), used more analgesics, and had a higher rate of antibiotic use. …”
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1406
Methodological development study: Dynamic mask attention graph neural network for mechanical ventilation in elderly intensive care unit patients
Published 2025-07-01“…Results The experiments showed that DymaGNN achieved an area under the curve (AUC) value of 0.8363 and 0.8557 on the intubation prediction task on MIMIC-IV and eICU datasets, respectively, and maintained an AUC of 0.8115 under a 15% data missing rate. Visualization of the feature interaction graph revealed the relationship between important features such as respiratory rate and oxygen saturation. …”
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1407
Revisiting Spatiotemporal Changes in Global Urban Expansion during 1995 to 2015
Published 2020-01-01“…This study used global land-use data interpreted from remote sensing images to quantitatively analyze the spatial and temporal changes in global urban expansion over the past 20 years, as well as the source, rate of expansion, and urban growth patterns of newly added urban land (NAUL) around the world. …”
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1408
The risk of fractures associated with thiazolidinediones: a self-controlled case-series study.
Published 2009-09-01“…<h4>Methods and findings</h4>The self-controlled case-series design was used to compare rates of fracture during thiazolidinedione exposed and unexposed periods and thus estimate within-person rate ratios. …”
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1409
Generating Large Time–Bandwidth Product RF-Chirped Waveforms Using Vernier Dual-Optical Frequency Combs
Published 2025-07-01“…In this work, we propose a photonics-based large-TBWP RF chirp generator utilizing dual optical frequency combs with a small difference in the repetition rate. By employing dispersion modules for frequency-to-time mapping, we convert the spectral interferometric patterns into a temporal RF sinusoidal carrier signal whose frequency is swept through the optical shot-to-shot delay. …”
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1410
The association between material hardship and physical and mental health among older adults: Multi-channel sequence Approach.
Published 2025-01-01“…Despite a general decrease in poverty, the rate among those aged 65 and older has increased. …”
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1411
An Antenna Array Sidelobe Level Reduction Approach through Invasive Weed Optimization
Published 2018-01-01“…Various simulations are performed to evaluate the effectiveness of the IWO algorithm for the synthesis of the beam patterns of the LAA and the CAA. The results show that IWO has a better performance in terms of the accuracy, the convergence rate, and the stability compared with other algorithms for the SLL reductions. …”
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1412
A unified framework to model synaptic dynamics during the sleep-wake cycle.
Published 2025-06-01“…Moreover, synaptic changes depended on firing rate differences between NREM sleep and wakefulness. …”
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1413
Management and outcomes of patients with obstructive jaundice from pancreatobiliary diseases in Rwanda
Published 2025-07-01“…The overall procedures technical success rate was 82.61%; with PTBD success rate of 91.67%, surgical procedures showed higher success rate 100%, while ERCP had a success rate of 79.44%. …”
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1414
Time-Dependent Kinetic Complexities in Enzyme Assays: A Review
Published 2025-04-01“…The atypical time-dependent patterns are discussed with both real examples and In Silico simulations. …”
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1415
Analysis of bearing characteristics of cantilever anti-slip pile based on cohesion model in acid rain corrosion environment
Published 2025-07-01“…The reliability of the cohesive force model is validated through comparisons of the load-displacement curves, bending moments, and crack distribution patterns. Building on this foundation, a numerical calculation model for cantilever anti-slip piles subjected to acid rain corrosion, considering various corrosion rates, is developed. …”
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1416
Unveiling the drivers contributing to global wheat yield shocks through quantile regression
Published 2025-09-01“…Here, we study the spatiotemporal patterns of wheat yield shocks, quantified by the lower quantiles of yield fluctuations, in 86 countries over 30 years. …”
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1417
Fishery, Growth, and Mortality of Threatened Asian Sunfish, Horabagrus brachysoma (Gu¨nther 1864) in Five Rivers of Western Ghats Hotspot, India
Published 2025-01-01“…Community-based data monitoring (CBM) systems play a vital role in small-scale inland fisheries, offering valuable insights into the catch patterns of various fish species over extended periods. …”
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1418
Numerical Simulation of Two-Phase Boiling Heat Transfer in a 65 mm Horizontal Tube for Enhanced Heavy Oil Recovery
Published 2025-06-01“…A reduction in mass flow rate increases the gas phase fraction within the tube and causes the occurrence of identical flow patterns at earlier axial positions. …”
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1419
Heterogeneity Analysis of Resident Demands and Public Service Facilities in Megacities of China from the Perspective of Urban Health Examination
Published 2025-04-01“…By integrating spatial and temporal social sensing big data, including road networks, population, and points of interest (POI) data, and employing spatial analysis methods including coverage rate calculation, supply–demand matching efficiency, spatial heterogeneity, and sp{atial stability analysis, this study reveals the spatial distribution patterns of various facilities within cities, as well as the heterogeneity, balance, and equity of supply–demand matching efficiency between different cities. …”
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1420
An epidemiological overview of the first waves of the COVID-19 pandemic in African Union member nations
Published 2023-04-01“…We conducted descriptive and inferential analyses of the reported cases, deaths, active cases, recoveries, and epidemiological measures, including morbidity and mortality rates (MMR), case fatality rate, and case ratios. …”
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