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58281
HEART DISEASE IN CHILDREN WITH RESPIRATORY INFECTIONS
Published 2016-12-01“…Airborne infections in the structure of infectious morbidity of children occupy a leading place.The aim of this work was to study the nature of the lesions of the heart in children suffering from acute infection of the respiratory tract.Materials and methods: 341 children with acute respiratory infection of moderate severity were surveyed by a method of ECG dispersion mapping. …”
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58282
Study on the Tribological Properties of Fe-20Cu Based Self-Lubricating Friction Materials
Published 2021-01-01“…In order to explore the effect of the dual lubrication component G-MoS2(G represents graphite)on the structure and properties of Fe-20Cu-based self-lubricating friction materials, Fe-20Cu-based self-lubricating friction materials were prepared by powder metallurgy hot pressing method, which were studied by scanning electron microscope, X-ray diffraction characterization and tribological performance test analysis.Results showed that in the Fe-20Cu-based self-lubricating friction material, with the increase of G-MoS2 content, the hardness and compressive strength of the friction material increased first and then decreased.When 3%(mass fraction, below the same)G-3% MoS2 was added, the hardness and compressive strength of the friction material were the highest, 81HB and 350 MPa, respectively.In addition, as the content of G-MoS2 increased, the friction coefficient and wear rate of the friction material decreased first and then increased.When 3% G-3% MoS2 was added, the friction coefficient and wear rate of the friction material were the lowest, 0.472 and 9.80 × 10-11 kg/(N·m), respectively.Meantime, the oxidative wear was dominant in tribological behaviors.In general, the addition of G and MoS2 could make the grains of Fe-20Cu-based self-lubricating friction materials more refined, which improved the mechanical properties and tribological properties of the friction materials.…”
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58283
Geoinformatics-based prioritisation of natural resources rich regions at disaggregated levels for sustainable management
Published 2025-03-01“…Changes in the landscape structure would lead to alterations in the composition and health of these regions with irreversible changes in the ecosystem process, impacting the sustenance of natural resources. …”
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58284
Green Synthesis of Silver Nanoparticles Using Aidia densiflora Leaf Extract: Characterisation and Bioactivities
Published 2025-07-01“…The zeta potential was –35.6 mV, and XRD indicated a face-centred cubic structure with a crystalline size of 6.94 nm. AD-AgNPs showed no antimicrobial activity and low cytotoxicity. …”
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58285
Toward sustainable social change: strategic approaches to smart city development in developing nations
Published 2025-08-01“…The policymakers, officials, service providers, and urban planners would get benefit from the outcomes to plan the right initiatives for improvements in governance structure for the development of the smart cities. …”
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58286
A Vision-Based Single-Sensor Approach for Identification and Localization of Unloading Hoppers
Published 2025-07-01“…Secondly, an image processing approach combining depth consistency constraint (DCC) and geometric structure constraints is designed to achieve sub-pixel level extraction of key corner points. …”
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58287
Application of the Non-Hermitian Singular Spectrum Analysis to the Exponential Retrieval Problem
Published 2020-07-01“…A component related to the exponential has a regular structure, its phase portrait resembles a unitary circle/arc. …”
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58288
Signal Processing in Passive Radar Systems Using 5G: A Simulation Study
Published 2024-12-01“…The theory of signal processing in semi-active radar, 5G standard and structure, a model of the 5G signal propagation channel, and comparative analysis were used. …”
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58289
Identification and assessment of threats to the financial security system of the state in the field of customs control
Published 2020-08-01“…The monitoring of the state of customs control in the financial security system revealed a significant number of violations of customs legislation, which requires the identification of the relationship of threats to financial security with the structure of the customs control mechanism. These include ineffective regulatory and legal support for customs control; lack of effective planning and forecasting of indicators of customs payments to the state budget by the Ministry of Finance; lack of methods for assessing the effectiveness and efficiency of control in the customs sphere; ineffective management decisions of territorial bodies; insufficient information support (incomplete implementation of the automated system of control over the circulation of excisable goods); inefficiency of the customs and fiscal risk management system, low percentage of agreement on the results of inspections of accrued amounts of customs duties; non-compliance with the recommendations of the internal audit department to improve the system of customs control, etc. …”
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58290
Integrated electrospinning and electrospraying for tailoring composite membranes of nanofibers and microbeads for membrane distillation
Published 2025-08-01“…The simultaneous dual-nozzle fabrication created an intertwined network of nanofibers and microclusters, resulting in a highly porous membrane structure with enhanced flux. The microclusters contributed to increased surface roughness and reduced surface energy, providing excellent liquid entry pressure and wetting resistance. …”
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58291
Control nutritional status score and platelet/lymphocyte ratio relationship with left ventricular hypertrophy in peritoneal dialysispatients
Published 2020-01-01“…Objective Using controlling nutritional status(CONUT) score and platelet to lymphocyte ratio(PLR),to evaluate the nutritional status and inflammation status of patients with peritoneal dialysis(PD),and analyze their relationship with left ventricular hypertrophy.Methods The patients undergoing peritoneal dialysis in Department of Nephrology,Affiliated Hospital of Xuzhou Medical University from January 2019 to May 2020 were enrolled.General patient information and laboratory indicators were collected.Cardiac color Doppler ultrasound was used to assess changes in the patient’s cardiac structure.According to the presence or absence of left ventricular hypertrophy(LVH),the patients were divided into LVH group and non-LVH group.Each indicator was compared between the two groups,and risk factors of LVH were analyzed by logistic regression method.ROC curve was used to analyze the sensitivity and specificity of PLR and CONUT in diagnosing LVH.Results(1) A total of 82 patients were included,and the incidence of LVH was 40.2%.Systolic blood pressure,uric acid,PLR and CONUT scores of the LVH group were significantly higher than those of the non-LVH group; and Hb,LVEF and Alb were significantly lower than those of the non-LVH group(P<0.05),with statistical significance.(2) Logistic regression analysis showed that systolic blood pressure,PLR and CONUT score were all risk factors affecting left ventricular hypertrophy.(3)The areas under the curve of LVH ROC curve analysis found that,the areas under the curve of LVH PLR and CONUT score predicted in PD patients were 0.743 and 0.822,respectively,and the combined prediction value was 0.855.Conclusions CONUT score and PLR are associated with LVH in peritoneal dialysis patients,and are the influencing factors of LVH.The combination between CONUT score and PLR is more valuable in predicting LVH in PD patients.…”
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58292
Design and characterization of multiwall carbon nanotube/polydimethylsiloxane composite MIMO antenna for wearable and vehicular applications
Published 2025-07-01“…The proposed antenna is made up of multiwall carbon nanotube (MWCNT) working as radiative structure and ground plane while Polydimethylsiloxane (PDMS) is utilized as the substrate. …”
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58293
Maslinic Acid Protects against Streptozotocin-Induced Diabetic Retinopathy by Activating Nrf2 and Suppressing NF-κB
Published 2022-01-01“…In addition, MA significantly improved the retina structure by preventing the reduction in the area between the inner and outer limiting membranes (ILM and OLM, respectively) and increasing the number of cells forming the ganglion cell layer (GCL), inner nuclear layer (INL), and outer nuclear layer (ONL). …”
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58294
Psychometric properties of the differentiated process scale of self-forgiveness in Spanish population
Published 2025-12-01“…Exploratory factor analysis revealed a three-factor structure: Genuine Self-Forgiveness, Self-Punishment, and Pseudo-Forgiveness. …”
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58295
SELECTING THE DIRECTION FOR TECHNICAL RE-EQUIPMENT OF THE TPP OIL-GAS BLOCKS OF 300 MW CAPACITY IN THE COUNTRIES OF THE EAST-EUROPEAN REGION
Published 2015-06-01“…Renovation variants for the power blocks of the specified type in the TPPs of Russia can be chosen based on various engineering solutions concluded on the following grounds: mediumand long-term perspectives of their fuel balance structure (natural gas, synthetic gas fuel-oil residual, pulverized coal fuel including clean-coal and coal-benefication production wastes); the demands laid by JSC the JI UES on the participation of power blocks in frequency regulation and node inter-flow; development in the country of the distributed generation and the perspectives associated with it of the reconstructed TPPs installed capacity utilization in corresponding power-grid nodes; the development of related industries of the country’s economy; the speed of mastering the eco-friendly homegrown steam-gas and coal technologies; creation of the competitive national element base of microelectronics.Introduction of foreign steam-gas generators in this country requires development of the repair-and-service maintenance, provokes elevated risks and tangible costs, conduces to level decrease in the energy and national safety of the state. …”
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58296
Principles of creation of the big territorially distributed automated systems
Published 2020-03-01“…The purpose of these systems is the continuous monitoring of the state of a set of certain objects, the environment of their functioning, the constant assessment of the parameters of objects, the identification of dangerous situations in the behavior of objects and the environment, as well as the development of measures to reduce the level of possible security threats and eliminate dangerous situations.The typical structure of large territorially distributed automated systems includes sources and consumers of information, telecommunication facilities, as well as a center for processing input data and preparing information for consumers. …”
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58297
Promising digital solutions for medical management of patients with oncological diseases
Published 2022-03-01“…Malignant neoplasms remain a serious challenge for society, occupying the leading places next to cardiovascular pathology in the structure of causes of death in the vast majority of developed countries of the world. …”
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58298
Unitanony: a fine-grained and practical anonymization framework for better data utility
Published 2025-07-01“…Therefore, we designed a data structure unit to generalize records at low costs and implemented a skipping strategy to execute the algorithm within an acceptable time. …”
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58299
Effect of Basalt Fiber Addition on Static-Dynamic Mechanical Behaviors and Microstructure of Stabilized Soil Compositing Cement and Fly Ash
Published 2019-01-01“…With the basalt fiber content of 0.6%, a stable internal space structure produced inside stabilized soil. However, there are many fiber-fiber weak interfaces that appeared inside stabilized soil under the basalt fiber content of 1.2%. …”
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58300
TOURIST IMAGE OF THE NORTHERN CAUCASUS IN THE REPRESENTATIONS OF THE POPULATION OF RUSSIA
Published 2022-09-01“…Findings: Based on the study, a number of conclusions were made about the structure, elements and features of the tourist image of the North Caucasus, its place in the federal and regional media space of Russia. …”
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