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4201
Comparison and Development Trends of Energy Efficiency Characterization Methods for Room Air Conditioners in China and ASEAN Countries
Published 2025-01-01“…The energy efficiency labels of various countries are based on energy efficiency standards, although the forms are different, there is no substantial difference. …”
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4202
Efficient Calculation of Propagation Coefficients in Anisotropic Media Through Transfer Matrix Method Based on Eigenvalue Analysis
Published 2025-01-01“…To explore the anisotropic nature and improve computational efficiency, eigenvalue (EV-) analysis is adopted to implement the transfer matrix method (TMM), abbreviated as EV-TMM, enabling the accurate capture of propagation coefficients with different polarizations under the inhomogeneous multi-layer background. …”
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4203
Comparison of motor efficiency and emotional intelligence of ordinary and gifted girl students aged 12-15 years
Published 2024-07-01“…Background: The research showed that having high scientific intelligence in students does not necessarily imply higher emotional intelligence or better motor efficiency, and these relationships may vary among individuals with different levels of intelligence.Aim: The present study was conducted to compare the motor efficiency and emotional intelligence of ordinary and gifted girls’ students aged 12-15 years.Materials and Methods: The present research was a causal-comparative study. …”
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4204
Thermodynamic Analysis of NH3/CO2 Cascade Refrigeration System Considering Actual Compression Efficiency
Published 2022-01-01“…Comparative and error analyses were performed using the thermodynamic analysis results of empirical formulas for different compressor isentropic efficiency. The formula that is consistent with the experimental data was used to analyze the maximum coefficient of performance (COPmax), the optimal intermediate temperature (TLC,opt), and the optimal inter-stage capacity ratio (nV,opt) of the system under variable temperature conditions. …”
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4205
Effects of Previous Nitrogen Fertilizer Application on Yield and Nitrogen Use Efficiency of Wheat / Maize in the Next Season
Published 2025-02-01“…By measuring the effects of different fertilization treatments on nitrogen use efficiency and annual yield of next crop, the effect of single-season fertilization was analyzed.…”
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4206
Economic efficiency evaluation, regional technological heterogeneity, and total factor productivity change in the industrial sector of China
Published 2025-08-01“…The results of the Kruskal-Wallis test indicate a statistically significant difference among the 4 regions of China.…”
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4207
Regional disparities, dynamic evolution, and spatial spillover effects of medical resource allocation efficiency in TCM hospitals
Published 2025-07-01“…There is a significant spatial difference in the efficiency of resource allocation. …”
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4208
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4209
EFFICIENCY OF VALVE BRONCHIAL BLOCK WITHIN COMPREHENSIVE TREATMENT OF PULMONARY TUBERCULOSIS PATIENTS WITH EXTENSIVE DRUG RESISTANCE
Published 2018-05-01“…The significance of difference was defined by χ2 test, the difference was considered significant with p < 0.05.Results of the study. …”
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4210
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4211
Calculation of efficiency in a centrifugal pump using the thermodynamic method through an adapted voltage acquisition module
Published 2025-08-01“…Experimental tests conducted at different rotational speeds in the pump allow for the efficiency curves based on the temperature difference between the pump's inlet and outlet. …”
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4212
Chewing efficiency and contact area discrepancies in Angle's class I and II malocclusion: A comparative study
Published 2024-04-01“…For group 2, it was 51.42 ± 19.76 mm2. The difference was statistically not significant (p = 0.4). …”
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4213
Flood risk mapping and performance efficiency evaluation of machine learning algorithms: Best practice in northern Iran
Published 2025-07-01“…These included the Digital Elevation Model (DEM), slope, aspect, Topographic Wetness Index (TWI), Stream Power Index (SPI), river distance, river density, rainfall, lithology, Normalized Difference Vegetation Index (NDVI), Normalized Difference Moisture Index (NDMI), soil texture, and land use. …”
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4214
Differences in root distribution, nutrient acquisition and nutrient utilization by tropical forage species grown in degraded hillside soil conditions¹ Diferencias en la distribució...
Published 2010-04-01“…The main objective was to determine differences in root distribution, nutrient (N, P, K, Ca, Mg and S) acquisition and nutrient utilization of one C4 forage grass (Brachiaria dictyoneura) and two C3 forage legumes (Arachis pintoi and Centrosema macrocarpum) grown under two fertilization levels, cultivated either in monoculture or in association and harvested at four different ages.There were no significant differences in root biomass among the grass and legumes and their combinations. …”
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4215
Improving High-Speed Interconnect Modeling: The Theta-Method for Accurate Simulation of Skin Effect and Computational Efficiency
Published 2024-01-01“…This paper presents a novel θ-method for modeling coupled interconnects in high-speed electronic circuits, addressing the limitations of conventional Finite-Difference Time-Domain (FDTD) techniques. The proposed method enhances simulation efficiency and accuracy, particularly in scenarios involving high frequencies and the skin effect. …”
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4216
Highly Efficient Real-Time Kinematic-Based Precise Relative Navigation for Autonomous Rendezvous CubeSat
Published 2024-08-01“…We employed range-domain differential GPS with a Hatch filter to enhance the pseudorange accuracy. Double-difference integer ambiguities were resolved epoch-by-epoch using the least-squares ambiguity decorrelation adjustment (LAMBDA) technique without filters, to ensure efficiency. …”
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4217
How data market drives regional energy efficiency? —Quasi-natural experimental evidence from China
Published 2025-12-01“…Employing the quasi-natural experiment afforded by the data trading platform, we construct a difference-in-differences (DID) model to investigate the impact of DM on energy efficiency. …”
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4218
A New Efficient Hybrid Method Based on FEM and FDM for Solving Burgers’ Equation with Forcing Term
Published 2024-01-01“…These methods use backward finite difference in time and the finite element method in space to solve the Burgers’ equation. …”
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4219
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4220
The Effectiveness and efficiency of corporate innovation under strict market regulation: Based on China's new securities law.
Published 2025-01-01“…On the basis of data from all A-share listed companies in China from 2015 to 2022, this study employs the NSL as a quasinatural experiment and uses the difference-in-differences (DID) method to evaluate the impact of NSL implementation on the effectiveness and efficiency of corporate innovation. …”
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