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Showing 2,281 - 2,300 results of 15,724 for search 'determined (coefficiency OR efficient) (method OR methods)', query time: 0.32s Refine Results
  1. 2281

    Method for limiting the peak factor using an additional compensation signal in a system with orthogonal frequency division multiplexing for a Gaussian channel by Th. T. Pham, O. V. Tikhonova

    Published 2024-10-01
    “…The paper sets out to evaluate the possibility of reducing the PAPR value using a limitation method developed by the authors involving an additional compensation signal in a channel with white Gaussian noise, as well as to analyze its main parameters.Methods. …”
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    Article
  2. 2282

    Investigation of Photo-Electrial Properties in (Fe2O3-G)/n-Si Device by Elif Daş, Gamze Bozkurt

    Published 2024-12-01
    “…Key electrical parameters such as the ideality factor (n = 2.59), barrier height (Φb = 0.74 eV), and series resistance (Rs = 70 kΩ) were determined using Thermionic Emission (TE) and Norde methods from I-V measurements taken in the dark. …”
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  3. 2283

    Spectrophotometric determination of xylometazoline in nasal drops by А. О. Donchenko, N. O. Nagorna, S. O. Vasyuk

    Published 2018-08-01
    “…The main advantages of the method are the relative simplicity of the experiment, high sensitivity, specificity and efficiency. …”
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    Article
  4. 2284
  5. 2285

    The phosphate solubilizing and N fixing Pantoea agglomerans bacteria affecting yield and biochemical properties including nutrient uptake of different tomato genotypes by Hamed Soltani, Akbar Hassani, Mohammad Baba Akbari Sari, Mehrdad Hanifei

    Published 2025-06-01
    “…Different tomato growth and quality parameters including leaf greenness, number of flower, yield, fruit dissolved solids and dry biomass, pH, vitamin C, and nutrient uptake (N, P, K) were determined. Results: Genotype 3 followed by Genotype 4 indicated to be the most efficient ones with significantly higher tomato yield and nutrient uptake. …”
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    Article
  6. 2286

    Unsupervised Identification for 2-Additive Capacity by Principal Component Analysis and Kendall’s Correlation Coefficient in Multi-Criteria Decision-Making by Xueting Guan, Kaihong Guo, Ran Zhang, Xiao Han

    Published 2024-12-01
    “…In this paper, we develop a novel unsupervised method for identifying 2-additive capacities by means of Principal Component Analysis (PCA) and Kendall’s correlation coefficient. …”
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    Article
  7. 2287

    Approaches to determining the cost of laboratory tests by I. I. Khayrullin, V. V. Omelyanovskiy, R. V. Gostishchev, O. A. Sukhorukikh, S. A. Kovaleva, B. G. Gorodetsky

    Published 2024-08-01
    “…These measures are aimed at improving the financial position and enhancing the operational efficiency of the laboratories.Objective: to review various methods for calculating the cost of laboratory tests.Material and methods. …”
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    Article
  8. 2288

    Optimal Homotopy Asymptotic Method for Investigation of Effects of Thermal Radiation, Internal Heat Generation, and Buoyancy on Velocity and Heat Transfer in the Blasius Flow by Dachas Ibrahim, Mitiku Daba, Solomon Bati

    Published 2021-01-01
    “…The influences of the Grashof number, internal heat generation, the Biot number, radiation parameter, and the Prandtl number on the skin-friction coefficient, the fluid velocity profile, and temperature distribution have been determined and discussed in detail through several plots. …”
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    Article
  9. 2289

    Effect of HVOF method spraying parameters on phase composition and mechanical and tribological properties of 86WC-10Co-4Cr coating by Б.К. Рахадилов, Н. Мұқтанов, Д.Н. Кәкімжанов, П. Ковалевский

    Published 2024-09-01
    “…The phase composition, microstructure and distribution of elements were analyzed using X-ray diffraction (XRD), scanning electron microscopy (SEM) methods. The hardness of the samples was measured on a microhardness tester using the Vickers method, the friction coefficient and the wear rate were investigated using a friction and wear tester. …”
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    Article
  10. 2290

    A New Method for 3D Dental Records Related to Orthopedic Treatments: The Hemimaxillary Plane Reference System and Its Clinical Implications by Lara Iannotti, Marco Serafin, Alberto Caprioglio

    Published 2024-11-01
    “…For RME to allow clinical improvement, molar rotation and intermolar angles at T1 should be less than the difference between the respective angles at T0 and the orthopedic expansion angle. This method provides a reproducible, radiation-efficient method to assess maxillary changes, enhancing treatment precision in orthodontics.…”
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  11. 2291

    Reserve Estimation from Early Time Production Data in Geopressured Gas Reservoir: Gas Production of Cumulative Unit Pressure Drop Method by Hongfeng Wang, Xiaoping Li, Hedong Sun, Guangren Meng, Wen Cao, Songbai Zhu

    Published 2021-01-01
    “…There is high uncertainty in reserve estimation during the early development of deep ultrahigh pressure gas reservoirs, largely because it remains challenging in accurately determining the formation compressibility. To overcome this, starting from the definition of compressibility, a novel gas production of cumulative unit pressure drop analysis method was established, of which the effectiveness was proven by applications in calculating the reserves of three gas reservoirs. …”
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    Article
  12. 2292

    Performance analysis of permanent magnet synchronous motor based on transfer function model using PID controller tuned by Ziegler-Nichols method by V Ramanaiah Nippatla, Srihari Mandava

    Published 2025-06-01
    “…Proportional Integral and Derivative (PID) controller tuning is one of the most important factors in control systems engineering for achieving an efficient and desired system performance. There are many tuning methods available but in this article, Ziegler-Nichols (ZN) tuning method is proposed to determine the gain values (Kp, Ki and Kd) of PID controller based on system behaviour. …”
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  13. 2293

    A Fast, Simple, and Approximate Method for a Minimal Unit Cell Design of Glide-Symmetric Double-Corrugated Parallel-Plate Waveguides by Fatih Çolak, Agah Oktay Ertay

    Published 2025-05-01
    “…We test the applicability of the AFGSM method on a variety of numerical examples to determine the passband/stopband regions of single and GS-DCPPWs before applying the design procedure. …”
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  14. 2294

    A Continuous Space Path Planning Method for Unmanned Aerial Vehicle Based on Particle Swarm Optimization-Enhanced Deep Q-Network by Le Han, Hui Zhang, Nan An

    Published 2025-02-01
    “…Then, the two candidate solutions are combined using a weighted vector method to determine a direction that balances global search and policy learning. …”
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  15. 2295

    A MPCC-Based Variable Sampling Time Interleaving Method for a Two-Phase Totem-Pole Bridgeless Boost PFC Converter by Hyun-Gyu Koh, Hyeon-Joon Ko, Yeong-Jun Choi

    Published 2023-01-01
    “…This paper proposes a Model Predictive Current Control (MPCC) based variable sampling time interleaving method to improve the current shaping ability, power conversion efficiency, power density and current ripple reduction of a two-phase totem pole bridgeless boost power factor correction (PFC) converter. …”
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  16. 2296

    Simple model and integral method for simulating the growth of the borided layer FeB/Fe2B on the AISI H13 steel by Youcef Djafri, Bendaoud Mebarek, Guerri Yassine El, Mourad Keddam, Naima Hadjadj

    Published 2023-12-01
    “…These two diffusion models did not consider the effect of boride incubation times of the total boride layer (FeB + Fe2B). The diffusion coefficients of boron in the FeB and Fe2B layers were estimated using the proposed integral method-based model. …”
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  17. 2297

    Finding the design collapse capacity of a multi-story RC frame in near-fault based on the collapse risk by using the ratio method by Homa Shanehsazzadeh, Mohsen Tehranizadeh, Leila Haj Najafi

    Published 2023-06-01
    “…In this research, the ratio method is presented to determine the design collapse capacity of structures based on the risk value of 1% in 50 years as well as the site hazard stemming from the integration scenario for near-fault. …”
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  18. 2298

    Evaluating of the Relationships between aAverage Particle Size and Microstructure-Mechanical Properties of Materials Produced in Different Compositions using Ultrasonic Method by V. Özkan Bilici, A. Yönetken

    Published 2024-12-01
    “…Pulse-echo ultrasonic test, which is one of the non-destructive testing methods, was used to measure ultrasonic quantities such as longitudinal velocity (VL), shear velocity (VT) and attenuation coefficient (α) in FeCrMn composites. …”
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