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  1. 16661

    Design, development, and performance study of a PWM based thermostat system for viscosity measurement by Md․Saidul Islam, Md․Sadequl Azam, Mahedi Hassan, Atish Bhathacharjee, Shahin Aziz

    Published 2025-03-01
    “…Kinematic viscosity quantifies the inherent reluctance of a fluid to flow in response to gravitational forces. Viscosity is calculated by measuring the time it takes for a set volume of fluid to flow a specified distance by gravity through a capillary inside a calibrated viscometer at a strictly regulated temperature. …”
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  2. 16662

    Determining the Thermal Conductivity of Clay during the Freezing Process by Artificial Neural Network by Xiuling Ren, Yanhui You, Qihao Yu, Guike Zhang, Pan Yue, Mingyang Jin

    Published 2021-01-01
    “…The change tendency of the thermal conductivity calculated by the established ANN model is basically consistent with that of the laboratory-measured values, indicating that this model can be able to accurately predict the thermal conductivity of the soil specimens in the freezing process.…”
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  3. 16663

    Study of Single Phase Mass Transfer between Matrix and Fracture in Tight Oil Reservoirs by Renyi Cao, Zhongyi Xu, Linsong Cheng, Yuanyuan Peng, Yang Wang, Zhuoliang Guo

    Published 2019-01-01
    “…Data analysis results demonstrate that the lower and slower the pressure propagation velocity, the longer the duration time of unsteady flow compared to conventional reservoirs. Therefore, in the calculation of mass transfer flow in tight oil reservoirs, the unsteady flow between fracture and matrix cannot be ignored.…”
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  4. 16664

    A Fault Diagnosis Method for Rolling Bearings Based on Feature Fusion of Multifractal Detrended Fluctuation Analysis and Alpha Stable Distribution by Qing Xiong, Weihua Zhang, Tianwei Lu, Guiming Mei, Shulin Liang

    Published 2016-01-01
    “…Firstly, Multifractal Detrended Fluctuation Analysis (MFDFA) was used to compute five MFDFA features while five Alpha Stable Distribution (ASD) features were obtained by fitting the distribution to the vibration signals of each status and calculating the Probability Density Function (PDF). …”
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  5. 16665

    MSBKA: A Multi-Strategy Improved Black-Winged Kite Algorithm for Feature Selection of Natural Disaster Tweets Classification by Guangyu Mu, Jiaxue Li, Zhanhui Liu, Jiaxiu Dai, Jiayi Qu, Xiurong Li

    Published 2025-01-01
    “…When faced with massive text data, choosing the pivotal features, reducing the calculation expense, and increasing the model classification performance is a significant challenge. …”
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  6. 16666

    Statistical assessment of interrelationship of marriage and divorces to fertility by A. B. Sinelnikov, O. A. Zolotareva, M. D. Khabib

    Published 2025-01-01
    “…A number of indicators complement the traditional methodology of marriage and divorce tables calculation. The algorithms for obtaining the indicators proposed for implementation (in particular, the cumulative marriage rate of divorcees, the level of divorces compensation by legal remarriages, etc.) have been prescribed, and their estimations have been made, which substantiates the scientific significance of the study. …”
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  7. 16667

    Determine the Inflow Performance Relationship of Water Producing Gas Well Using Multiobjective Optimization Method by Xiao-Hua Tan, Jian-Yi Liu, Jia-Hui Zhao, Xiao-Ping Li, Guang-Dong Zhang, Chuan Tang, Li Li

    Published 2014-01-01
    “…Therefore, the traditional gas-water two-phase inflow performance relationship (IPR) models are not suitable for calculating the water producing gas well inflow performance relationship in water drive gas reservoirs. …”
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  8. 16668

    Design and Testing of a Whole-Row Top-Loosening Stem-Clamping Seedling Extraction Device for Hole Tray Seedlings by Zehui Peng, Fazhan Yang, Yuhuan Li, Xiang Li, Baogang Li, Guoli Xu

    Published 2025-01-01
    “…Key parameters of the seedling extraction device were analyzed and calculated, and an automated seedling extraction system was constructed. …”
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  9. 16669

    Daily Dynamo Electric Fields Derived by Using Equatorial Ionization Anomaly Crests of the Total Electron Content by Ching‐Chung Cheng, Jann‐Yenq Liu, Charles C. H. Lin, Yin‐Chen Cheng

    Published 2022-11-01
    “…Abstract Latitudinal distances between the two equatorial ionization anomaly (EIA) crests in total electron content (TEC) of global ionosphere map (GIM) are used to derive the daily dynamo eastward electric field by comparing the eastward electric field calculated by ROCSAT‐1 vertical ion velocity in four seasons. …”
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  10. 16670

    ASSESSMENT OF PHYSICAL AND CHEMICAL CHARACTERISTICS OF SWEET CHERRY FRUITS: A COMPARATIVE ANALYSIS OF SIX DISTINCT CULTIVARS by Ioana-Florina Hulujan, Orsolya Borsai, Viorel Mitre, Constantin Toader, Maria-Evelina Bordean, Alexandru-Daniel Costin, Mirela Irina Cordea

    Published 2024-12-01
    “…The quality parameters determined were fruit length, width and thickness, the shape index; fruit and stone weight to calculate pulp-stone ratio; fruit firmness; total soluble solid content, fruit water content and pH. …”
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  11. 16671

    Collagen fibers quantification for liver fibrosis assessment using linear dichroism photoacoustic microscopy by Yang Qiu, Honghui Li, Kun Yu, Jiali Chen, Li Qi, Yinghua Zhao, Liming Nie

    Published 2025-04-01
    “…In this study, we utilized linear dichroism photoacoustic microscopy (LDPAM) to visualize and quantify collagen fibers, which exhibit specific absorption of polarized light, subsequently calculating a collagen fibers degree of dichroism (CDOD) score. …”
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  12. 16672

    Resistance Training and Older Adults with Type 2 Diabetes Mellitus: Strength of the Evidence by Nina Hovanec, Anuradha Sawant, Tom J. Overend, Robert J. Petrella, Anthony A. Vandervoort

    Published 2012-01-01
    “…Statistical, Comprehensive Meta-Analysis (version 2) software was used to compute Hedge’s g, and results were calculated using the random effects model to account for methodological differences amongst studies. …”
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  13. 16673

    A General 3D Nonstationary Vehicle-to-Vehicle Channel Model Allowing 3D Arbitrary Trajectory and 3D-Shaped Antenna Array by Qiuming Zhu, Weidong Li, Ying Yang, Dazhuan Xu, Weizhi Zhong, Xiaomin Chen

    Published 2019-01-01
    “…In contrast to the traditional models, this new model is characterized by 3D scattering environments, 3D antenna arrays, and 3D arbitrary trajectories of both terminals and scatterers. The calculating methods of channel parameters are also provided. …”
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  14. 16674

    Research Progress on Nano-Confinement Effects in Unconventional Oil and Gas Energy—With a Major Focus on Shale Reservoirs by Guo Wang, Rui Shen, Shengchun Xiong, Yuhao Mei, Qinghao Dong, Shasha Chu, Heying Su, Xuewei Liu

    Published 2025-01-01
    “…This review investigates the physical experiments, numerical simulations, and theoretical calculation methods used in the study of nano-confinement effects in unconventional oil and gas energy. …”
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  15. 16675

    Adaptability evaluation model and experiment of full section SBM in deep strata based on AHP-fuzzy theory by Suqian Ni, Ying Xu, Peiyuan Chen, Jinjin Ge, Rongzhou Yang, Ziyi Yang, Guang Yang

    Published 2025-01-01
    “…The determination of the adaptive standard for evaluation indexes and the calculation parameters of the model is based on a comprehensive approach that encompasses rock abrasion testing and extensive field investigations. …”
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  16. 16676

    Heat Capacity of Fish Oil at High Temperatures and Pressures by Z.I. Zaripov, R.R. Nakipov, S.V. Mazanov, A.Kh. Sadykov, A.R. Gabitova, A.U. Aetov, F.M. Gumerov

    Published 2024-10-01
    “…At atmospheric pressure, the deviations between those calculated by the correlation equation and the current measured data on isobaric heat capacity are within the range of average absolute deviations (AAD) = 0.22% (standard deviation St. …”
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  17. 16677

    Removal of the Textile Dye Indanthrene Olive Green from Aqueous Solution Using Chitosan by José Alberto P. Chaves, Lane Aparecida A. Santana, Mário S. Schultz, Hildo Antônio S. Silva, Rosiane S. Penha, Adriana P. Vieira, Antônio G. de Souza, Cícero Wellington B. Bezerra

    Published 2009-12-01
    “…The corresponding thermodynamic parameters (ΔG 0 , ΔH 0 and ΔS 0 ) were calculated. The positive values obtained for ΔH 0 (161.7 kJ/mol) and ΔS 0 [559.9 J/(mol K)] suggest that the adsorption process was endothermic, with the randomness of the system increasing during the adsorption process. …”
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  18. 16678

    Economic feasibility study of Litopenaeus vannamei shrimp farming: nanobubble investment in increasing harvest productivity by Syifa Mauladani, Asri Ifani Rahmawati, Muhammad Fahrurrozi Absirin, Rizki Nugraha Saputra, Aprian Fajar Pratama, Arief Hidayatullah, Agus Dwiarto, Ahmad Syarif, Hardi Junaedi, Dedi Cahyadi, Henry Kasman Hadi Saputra, Wendy Tri Prabowo, Ujang Komarudin Asdani Kartamiharja, Alfian Noviyanto, Nurul Taufiqu Rochman

    Published 2020-04-01
    “…Economic parameters calculated in this study were Net Present Value (NPV), Internal Rate of Return (IRR), Payback Period (PP), Break Even Point (BEP), Benefit Cost Ratio (B/C Ratio), and Sensitivity Analysis (SA). …”
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  19. 16679

    Thermodynamic behavior of dissolved oxygen and hydrogen in pure vanadium by Zhong D.-P., Pei G.-S., Xiang J.-Y., Pan C., Gu W., Lv X.-W.

    Published 2021-01-01
    “…In this paper, the thermodynamic data of V-H-O systems were summarized, and the Gibbs free energies of the main compounds were calculated. Consequently, the deoxidation limits of different reductants in a V-O system were evaluated, namely: Si, Al, and Mg. …”
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  20. 16680

    Evaluation of Development Index of China’s VC Industry Based on Weight Optimization Algorithm and TOPSIS by Yi Sun, Long-Long Zhou, Shan Zhu, Jin-Tao Su, Jing Zhang

    Published 2021-01-01
    “…In the index system of China’s venture capital industry development index model, there are a total of ten indicators in three aspects: total, structural, and performance dimension. The calculation results are obtained by subjective and objective weighting target planning algorithm, and the final score evaluated by TOPSIS model is indexed. …”
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