Showing 181 - 200 results of 773 for search 'deviation composition', query time: 0.07s Refine Results
  1. 181

    Analysis the Composition of Hydraulic Radial Force on Centrifugal Pump Impeller: A Data-Centric Approach Based on CFD Datasets by Hehui Zhang, Kang Li, Ting Liu, Yichu Liu, Jianxin Hu, Qingsong Zuo, Liangxing Jiang

    Published 2025-07-01
    “…This study aims to analyze the composition and variation characteristics of the hydraulic radial force on the impeller using a data-centric approach based on computational fluid dynamics (CFD) datasets, providing guidance for optimizing impeller design. …”
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  2. 182

    Assessing the chemical composition of natural water using analytical chemistry techniques. A case study in the orhei district, Republic of Moldova by Victor Ciornea, Silvia Eftodi, Corneliu Cojocaru, Elena Zubcov

    Published 2024-12-01
    “…This study is primarily focused on evaluating the chemical composition of natural water in the locality of Cișmea, situated in the Orhei district, at the coordinates 47°24’56.0"N 28°45’05.9"E. …”
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  3. 183

    Keefektifan Model Pembelajaran Think Talk Write (TTW) dan Cooperative Integrated Reading and Composition (CIRC) dalam Keterampilan Menulis by Nina Prince Simorangkir, Ramly Ramly, Ambo Dalle, Johar Amir

    Published 2024-12-01
    “…In the experimental class (CIRC), the average score reached 79.00 with a standard deviation of 6.49, and 96.64% of students achieved the passing grade. …”
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  4. 184

    Preserved carbon isotope compositions in 3.7 billion year old detrital organic matter from the Isua Supracrustal Belt by Magnus A. R. Harding, Austin Jarl Boyd, Jeffrey T. Osterhout, Elizabeth A. Bell, Nozomi Matsuda, Minik T. Rosing, Tue Hassenkam

    Published 2025-03-01
    “…The carbon isotope composition of the metasediment-associated graphite displays a significantly narrower spread in δ13C values (average –20.6 ± 1.8‰, 1 standard deviation) than vein-associated graphite does (–20.4 ± 3.8‰), which can be explained by different origins, respectively interpreted as detrital biogenic matter and abiotic fluid-precipitated graphite. …”
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  5. 185

    Study on the effect of surface composite strengthening on the surface integrity of 18CrNiMo7-6 carburized gear steel by WANG Zhen, SUN Hao, CUI Yilong, LI Linyan, WANG Tao, HAN Jiaobao

    Published 2025-08-01
    “…In order to further improve the surface integrity of the workplece, A combination of numerical simulation and experimental methods was utilized to study the effect of two surface composite strengthening processes, such as double shot peening and shot peening-ultrasonic rolling, on the surface integrity of 18CrNiMo7-6 carburization gear steel samples, and mainly analyzed the effect of the two composite strengthening processes on the improvement of surface integrity of the shot peened samples. …”
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  6. 186

    Determination of Zirconium and Titanium in Marine Placer Deposits by ICP-OES with Alkali Fusion of Lithium Metaborate-Lithium Tetraborate Composite Flux by Yijun ZHANG, Yuhang ZHANG, Yan CHEN, Yan DENG, Jiahan WANG

    Published 2024-12-01
    “…Based on standard materials, the relative standard deviation (RSD) of Zr ranges between 1.0%−3.5%; RSD of TiO2 ranges between 0.7%−3.3%. …”
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  9. 189

    Body size and composition and risk of site-specific cancers in the UK Biobank and large international consortia: A mendelian randomisation study. by Mathew Vithayathil, Paul Carter, Siddhartha Kar, Amy M Mason, Stephen Burgess, Susanna C Larsson

    Published 2021-07-01
    “…<h4>Background</h4>Evidence for the impact of body size and composition on cancer risk is limited. This mendelian randomisation (MR) study investigates evidence supporting causal relationships of body mass index (BMI), fat mass index (FMI), fat-free mass index (FFMI), and height with cancer risk.…”
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    The Pressure Buildup Well Test Analysis considering Stress Sensitivity Effect for Deepwater Composite Gas Reservoir with High Temperature and Pressure by Yihua Gao, Ruizhong Jiang, Xiangdong Xu, Zhaobo Sun, Zhiwang Yuan, Kang Ma, Bin Jiang, Botao Kang, Guoning Chen, Chenxi Li

    Published 2021-01-01
    “…Compared with the conventional well test curve, the pressure derivative curve of pressure drawdown well test considering the stress sensitivity effect deviates upward from the 0.5 horizontal line at the inner zone radial flow stage, while it deviates upward from the M/2 (mobility ratio/2) horizontal line at the outer zone radial flow stage. …”
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  12. 192
  13. 193

    Optimisation of areca nut husk-derived cellulose nanofibers for enhancing the mechanical properties of epoxy composites using response surface methodology by Vasudevan Alagumalai, Verma Rajamanickam, Heba G. Mohamed, Irfan Anjum Badruddin, Muhammad Nasir Bashir, Rhoda Afriyie Mensah

    Published 2025-07-01
    “…Epoxy composites were fabricated with CNF loadings ranging from 0.1 to 1.0 wt%, while key processing parameters, including mixing time (10–30 min) and curing temperature (60–100 °C), were optimised using Response Surface Methodology (RSM) based on a Box–Behnken Design. …”
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  17. 197

    Short-Glass-Fiber Aspect Ratios in Polyamide-6 Composites: Homogenization and Deep Learning-Based Scanning Image-Microscope Segmentation Comparison by Evgenii Kurkin, Vladislava Chertykovtseva, Andry Sedelnikov, Evgenii Minaev, Ekaterina Kurkina, Andrey Gavrilov

    Published 2024-12-01
    “…Molded samples and pellets of four polyamide-6 short-glass fiber-reinforced composites with mass fractions of 15%, 30%, and 50% were considered. …”
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  18. 198

    Thermal-mechanical characteristics of groundnut shell/ ATH/ Si/ SiC ceramic particulates reinforced glass fiber-epoxy hybrid composites by H. Mohit, V.V. Vamsi Krishna, M.R. Sanjay, Suchart Siengchin, Ibrahim M. Alarifi, Adel Alblawi, Mohammed A. Alamir, Femiana Gapsari

    Published 2025-07-01
    “…An artificial neural network model was generated to predict composite characteristics, attaining higher precision with R-squared values around 1.0 and select the best composite material. …”
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  19. 199

    Exploring surface chemistry and electrical performance of zinc tin oxide thin films with controlling elemental composition grown by atomic layer deposition by Dong-Hyun Lim, Ae-Rim Choi, Seung-Wook Ryu, Kyung-Won Park, Ji-Hye Choi, Il-Kwon Oh

    Published 2025-06-01
    “…Analysis of the Sn composition in ZTO films grown by supercycle ALD revealed a higher Sn content than expected based on theoretical predictions. …”
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  20. 200

    Composite anthropometric data quality index for children under the age of 5 on the Brazilian National Food and Nutrition Surveillance System, 2019–2021 by Rafaela Oliveira-Santos, Priscila Ribas de Farias Costa, Natanael de Jesus Silva, Juliana Freitas de Mello e Silva, Laís Silva Sacramento, Gilberto Kac, Rita de Cássia Ribeiro-Silva, Mauricio Lima Barreto

    Published 2025-05-01
    “…Methods Anthropometric data quality indicators were generated for 5,210 Brazilian municipalities: coverage, completeness, the ratio between the sexes, age difference index, preference for height and weight digits, biologically implausible z-score values, and standard deviation. Principal component analysis [PCA] was used to generate a composite anthropometric data quality index for standardized height-for-age (HAZ) and weight-for-height z score (WHZ) indices. …”
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