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  1. 3761

    Enhancing Light Extraction Efficiency of Vertical Emission of AlGaN Nanowire Light Emitting Diodes With Photonic Crystal by Pengwei Du, Zhiyuan Cheng

    Published 2019-01-01
    “…In this paper, we propose a novel flip-chip AlGaN nanowire LED with top photonic crystals, for the purpose of improving light extraction efficiency (LEE) from top surface. Using three-dimensional finite-difference time domain simulation, we first investigate the LEE in vertical direction of nanowire LEDs. …”
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  2. 3762

    Conceptual model of emergent efficiency based on the «Shoelace theorem» as a tool for performance management in Pre-trial investigation agencie by D.O. Giulmagomedov, O.I. Garafonova

    Published 2025-01-01
    “…Key performance indicators are represented as points (vertices) of a polygon, while costs are depicted as a circle inscribed within the polygon. The difference between the polygon’s area and the circle’s area reflects the system’s additional efficiency compared to its nominal efficiency. …”
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  3. 3763

    Statistical testing and spatio-temporal evolution characteristics of the coupling coordination between green agricultural production efficiency and food security. by Tianao Li, Yue Hu

    Published 2025-01-01
    “…Using panel data from 31 Chinese provinces (2010-2022), the study employs a comprehensive analytical framework combining the super-efficiency SBM-DEA model for efficiency measurement, the entropy TOPSIS method for food security evaluation, coupling coordination degree analysis, and multi-dimensional spatial analysis including regional difference decomposition, spatial correlation analysis, and kernel density estimation. …”
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  4. 3764

    Grain Yield, Nitrogen Accumulation, and Its Use Efficiency of Maize (Zea mays L.) as Influenced by Varying Nitrogen Rates by Nabin Rawal, Shree Prasad Vista, Dinesh Khadka, Prakash Paneru

    Published 2024-01-01
    “…The results of the experiment revealed that the grain yield, N content, its uptake, efficiency, and economics of hybrid maize production were significantly (p≤0.001) influenced by difference in N rates. …”
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  5. 3765

    An efficient method for predicting temperature field of PC beams with CSWs using thermocouple numerical analysis and random forest algorithm by Haiping Zhang, Hao Long, Fanghuai Chen, Yuan Luo, Xinhui Xiao, Yang Deng, Naiwei Lu, Yang Liu

    Published 2025-10-01
    “…The significant difference in specific heat between concrete and steel results in non-uniform temperature fields in existing PC beam bridges with corrugated steel webs (CSWs) under combined environmental temperature, solar radiation, wind, and thermal radiation. …”
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  6. 3766

    REMOVING COD, N AND P FROM DAIRY WASTEWATER BY EMPLOYING LACTOBACILLUS PLANTARUM WITHIN MICROBIAL ELECTROLYSIS CELL by A. W. Ahmed, M. A. Atiya, M. J. M-Ridha

    Published 2025-06-01
    “…Three main parameters were investigated with different levels, for estimating chemical oxygen demand (COD), phosphate (P) and nitrogen (N) removal efficiency. …”
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  7. 3767

    Nutritional Solution for the Italian Heavy Pig Production to Improve Nitrogen Efficiency While Maintaining Productive Performance and Meat Quality by Sujen Eleonora Santini, Elena Zanelli, Valerio Faeti, Gianni Marchetto, Maria Teresa Pacchioli, Sara Carè, Davide Bochicchio

    Published 2025-04-01
    “…Our results show that the use of different protein sources and the very low crude protein levels did not influence the technical efficiency and quality parameters; instead, a highly significant difference (<i>p</i> < 0.01) was recorded in the nitrogen efficiency of the cereal-based diet both in terms of nitrogen excretion and efficiency, achieving −28% and +21%, respectively. …”
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  8. 3768
  9. 3769

    An Increase in the Energy Efficiency of Vortex Micro HPP with a Flexible Outlet Siphon by Self-Adjustment of Flows in the Pressure Chamber by Omari Zivzivadze, Archil Geguchadze, Badri Zivzivadze, David Dzadzamia, Anzori Kuparadze, Nata Sulakvelidze

    Published 2024-10-01
    “…The article aims to increase the energy efficiency of the vortex micro-power plant, which would be achieved due to its compatibility with the terrain. …”
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  10. 3770

    A Novel Hybrid Computational Technique to Study Conformable Burgers’ Equation by Abdul-Majeed Ayebire, Atul Pasrija, Mukhdeep Singh Manshahia, Shelly Arora

    Published 2024-12-01
    “…The space direction is discretized using cubic Hermite splines, whereas the time direction is discretized using an implicit finite difference scheme. The convergence, stability and error estimates of the proposed scheme are discussed in detail to prove the efficiency of the technique. …”
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  11. 3771
  12. 3772

    Review of HEVC video encryption technology by YE Qing, LIU Xiaobing, RONG Li, HE Junfei, ZHANG Qiaojia

    Published 2024-07-01
    “…The performance, advantages, and disadvantages of different video encryption technologies were comprehensively analyzed and detailed. …”
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  13. 3773

    An immersed interface method for nonlinear convection–diffusion equations with interfaces by Miguel Uh Zapata, Reymundo Itza Balam, Silvia Jerez

    Published 2025-09-01
    “…Numerical simulations for several benchmark problems show the robustness and efficiency of the proposed scheme.…”
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  14. 3774

    Timewise–dependent Coefficients Identification Problems for Third-Order Pseudo-Parabolic Equations from Nonlocal Extra Conditions by Mohammed S. Hussein, Sayl Gani, Taysir E. Dyhoum

    Published 2025-01-01
    “…Consequently, the regularized methods should be employed. A finite difference schema is used for solving direct problems. …”
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  15. 3775

    Grid resource data differentiation standard based on CIM model by Fupeng Li, Wenyuan Bai, Shaobo Liu, Yiming Zhang, Mingkang Guo

    Published 2025-05-01
    “…By analyzing the characteristics and relations between single type and different types of power grid resource data, this paper stratifies and combines the power grid equipment and resources in CIM model, forming a brand-new data processing mode. …”
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  16. 3776

    A Design of an Engine Speed Measurement System Based on Cigarette Lighter Signal Analysis in Vehicles by Xuelian Li, Xuanze Wang, Jinping Yin, Da Liu, Zhongsheng Zhai

    Published 2025-05-01
    “…Key innovations include (1) phase-difference-enhanced frequency resolution (0.1% error), and (2) optimized computational efficiency for embedded deployments. …”
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  17. 3777

    Roflumilast, ursodeoxycholic acid and nucleinate efficiency in patients with chronic obstructive pulmonary disease with accompanying chronic non-stone cholecystitis. by Dudka T.V., Huhlina O.S.

    Published 2014-11-01
    “…Figures of external respiration functions(FER) in dynamics of treatment in patients with COPD with an accompanying CNC show higher efficiency of the proposed therapy too. In particular, the rate of forced expiration for the first second after treatment in patients of group 1 increased by 31,5% (p<0,05), while patients in group 2 - by 14,0% (p<0,05) probable presence of intergroup differences (p<0,05). …”
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  18. 3778

    Spatiotemporal Variation in Carbon and Water Use Efficiency and Their Influencing Variables Based on Remote Sensing Data in the Nanling Mountains Region by Sha Lei, Ping Zhou, Jiaying Lin, Zhaowei Tan, Junxiang Huang, Ping Yan, Hui Chen

    Published 2025-02-01
    “…Trend analysis, Hurst exponent analysis, and stability analysis were applied to examine the long-term patterns of CUE and WUE, while partial correlation analysis was employed to explore the spatial relationships between these efficiencies and climatic factors. The main findings of the study are as follows: (1) The CUE and WUE of the NMR decreased geographically from 2001 to 2023, and both the CUE and WUE of NMR showed a significant declining trend (<i>p</i> < 0.05) with the CUE decreasing at a rate of 0.0014/a (a: year) and the WUE falling at a rate of 0.0022/a. (2) The average values of the CUE and WUE of the NMR from 2001 to 2023 were 0.47 and 0.82 g C·m<sup>−2</sup>·mm<sup>−1</sup>, respectively, with a clear geographical difference. (3) The CUE and WUE in the NMR showed widespread degradation trends with some localized improvements, yet sustainability analysis indicates a likely continued decline across most areas, particularly for forests, while grasslands exhibit the greatest resilience. (4) Precipitation had a significantly stronger impact on WUE, while temperature appeared to exert a more substantial effect on CUE, with vegetation types responding differently; notably, shrubland displayed a direct association between CUE and temperature. …”
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  19. 3779
  20. 3780

    Recovery of Samarium from Waste SmCo Magnets via Selective Precipitation with Ammonium Bicarbonate: Optimization of Process Efficiency by Emircan Uysal, Elif Emil-Kaya, Halide Nur Dursun, Merve Papakci, Sebahattin Gürmen, Bernd Friedrich

    Published 2024-11-01
    “…Furthermore, although the precipitation efficiency of Co increased from 6.25% to 10% within this pH range, no significant difference in the extent of this increase was observed. …”
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