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Showing 2,001 - 2,020 results of 15,724 for search 'determined (coefficient OR efficiency) method', query time: 0.29s Refine Results
  1. 2001

    Determinants of sleep quality and their impact on health outcomes: a cross-sectional study on night-shift nurses by Qingqing Xiao, Qingqing Xiao, Xia Huang, Xia Huang, Tao Yang, Tao Yang, Lei Huang, Nan Li, Jingjun Wang, Junqiang Huang, Yalin Huang, Hao Huang, Hao Huang, Ya Wang, Ya Wang

    Published 2024-12-01
    “…PurposeThis study aimed to identify determinants of sleep quality and explore their adverse health outcomes among night-shift nurses in China.MethodThrough convenience sampling, this cross-sectional study enrolled a total of 711 night-shift nurses aged 20-55 years who completed questionnaires from which details regarding their sociodemographic characteristics, health-related indicators and sleep quality based on the Pittsburgh Sleep Quality Index (PSQI) were extracted. …”
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    Article
  2. 2002

    Temperatura base, coeficientes de cultura e graus-dia para cafeeiro arábica em fase de implantação Base temperature, crop coefficients and degrees-day for arabic coffee plants in t... by Edson P. Lima, Elio L. da Silva

    Published 2008-06-01
    “…The values of GDD were obtained with the methodology presented by Ometto (1981), and were compared to the methods presented by Arnold (1959), Snyder (1985) and Dufault (1997); Tb = 12.9 °C and TB = 32.4 °C were obtained after comparisons among the methods: least standard deviation in degrees-day and days, coefficient of variation in degrees-day, regression coefficient and analysis of Kc versus GDD were found. …”
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    Article
  3. 2003

    Spectrophotometric determination of Phenylephrine hydrochloride and Salbutamol sulphate drugs in pharmaceutical preparations using diazotized Metoclopramide hydrochloride by Baghdad Science Journal

    Published 2015-03-01
    “…A spectrophotometric method has been proposed for the determination of two drugs containing phenol group [phenylephrine hydrochloride (PHP) and salbutamol sulphate (SLB)] in pharmaceutical dosage forms. …”
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    Article
  4. 2004

    Droplet digital PCR assay for precise determination of FRS2 gene copy number in bladder cancer by Jinqian Li, Jiaqi Liang, Yinyan Xu, Wei Tan, Guanzheng Chen, Tong Ou

    Published 2025-07-01
    “…The minimum reliable input DNA amount was determined to be 2 ng, and a strong linear relationship was observed (R2 >0.99). …”
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    Article
  5. 2005

    Factors determining cognitive, motor and language scores in low birth weight infants from North India. by Ravi Prakash Upadhyay, Sunita Taneja, Suman Ranjitkar, Sarmila Mazumder, Nita Bhandari, Tarun Dua, Laxman Shrestha, Tor A Strand

    Published 2021-01-01
    “…Factors influencing cognitive, motor and language scores were determined using multivariable linear regression model.…”
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    Article
  6. 2006

    CD4 enumeration technologies: a systematic review of test performance for determining eligibility for antiretroviral therapy. by Rosanna W Peeling, Kimberly A Sollis, Sarah Glover, Suzanne M Crowe, Alan L Landay, Ben Cheng, David Barnett, Thomas N Denny, Thomas J Spira, Wendy S Stevens, Siobhan Crowley, Shaffiq Essajee, Marco Vitoria, Nathan Ford

    Published 2015-01-01
    “…<h4>Background</h4>Measurement of CD4+ T-lymphocytes (CD4) is a crucial parameter in the management of HIV patients, particularly in determining eligibility to initiate antiretroviral treatment (ART). …”
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    Article
  7. 2007

    Determinants of change in timely first antenatal booking among pregnant women in Ethiopia: A decomposition analysis. by Melaku Yalew, Bezawit Adane, Yitayish Damtie, Bereket Kefale, Reta Dewau, Kefale Mektu, Mastewal Arefaynie, Assefa Andargie

    Published 2021-01-01
    “…Therefore, this study aimed to assess determinants of change in timely first antenatal booking among pregnant women in Ethiopia.…”
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    Article
  8. 2008
  9. 2009

    Research and Practice of Surveying and Mapping for Failed Large Modulus Cylindrical Gear by Ben Daochun

    Published 2015-01-01
    “…From tooth profile wear and the demand of match manufacturing,a set of field mapping method is proposed,which does not depend drawings,while by virtue of toothed parameter with accumulated manufacturing experience that included addendum circle,tooth root circle,helix angle,variable coefficient measuring,modulus and pressure angle determining. …”
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    Article
  10. 2010

    Development and Validation of an Analytical Procedure for Determining Convallatoxin in Medicinal Products Containing Cardiac Glycosides of Lily of the Valley by T. A. Golomazova, N. P. Antonova, N. E. Semenova, E. P. Shefer, S. S. Prokhvatilova

    Published 2024-11-01
    “…This study aimed to develop and validate an HPLC analytical procedure for the quantitative determination of cardiac glycosides (convallatoxin) in lily-of-the-valley herbal medicinal products.MATERIALS AND METHODS. …”
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    Article
  11. 2011

    Bioavailability of Tryptophan Biomass for Laying Hens by Stéphane Cristyne O. Estevão, Gabriel Henrique Nacamura da Silva, Livia Rastoldo R. Oliveira, Larissa Oliveira dos Santos, Erikson Kadoshe M. Raimundo, Rita Brito Vieira, Tiago A. Rodrigues, Bernardo Rocha F. Nogueira, Eliane Aparecida da Silva, Lizandra Amoroso, Michele Bernardino de Lima, Edney Pereira da Silva

    Published 2025-03-01
    “…In the second assay, the slope ratio method was used to determine the RBV. The variables analyzed were feed intake, tryptophan intake, egg production, egg weight, daily egg mass, feed conversion ratio, feed efficiency, yolk weight, shell weight, albumen weight, albumen height, eggshell thickness, Haugh unit, body protein weight, body lipid weight, body water weight, and body ash weight. …”
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  12. 2012

    Experimental Investigation of Seawater for the Absorption of Carbon Dioxide from Ship Chimneys by İrem Koçyiğit Çapoğlu, Duygu Uysal, Özkan Murat Doğan, Bekir Zühtü Uysal

    Published 2024-06-01
    “…In these experiments, the liquid side individual physical mass transfer coefficients (kL0) were determined by the oxygen (O2) desorption method for pure water and 3.5 wt% NaCl solution. …”
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    Article
  13. 2013

    Determination of Pyrethroids in Tea Brew by GC-MS Combined with SPME with Multiwalled Carbon Nanotube Coated Fiber by Dongxia Ren, Chengjun Sun, Guanqun Ma, Danni Yang, Chen Zhou, Jiayu Xie, Yongxin Li

    Published 2018-01-01
    “…A new method has been developed to simultaneously determine 7 pyrethroid residues in tea brew using gas chromatography-mass spectrometry (GC-MS) combined with solid phase microextraction (SPME) with multiwalled carbon nanotubes (MWCNTs) coated fiber. …”
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    Article
  14. 2014

    Simultaneous determination of multiple persistent organic pollutants in soil by ultrasonic extract-gas chromatography-mass spectrometry by ZHANG Hao, HUANG Ronglang, CHEN Minyan, JIANG Jun, YANG Lan, CHEN Jian, LÜ Zhijiang, LIAO Min, WANG Haizhen, XU Jianming

    Published 2022-06-01
    “…Except for 2, 2′, 3, 3′, 4, 4′, 5, 5′, 6, 6′-decabromodiphenyl ether (BDE209), the other 41 POPs were efficiently separated within 23.83 min. Excellent linearity was observed in the concentration range of 20-1 000 µg/L for all POPs with the coefficients of determination (R<sup>2</sup>) of 0.997 5-0.999 9. …”
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    Article
  15. 2015

    Determination of Six Human Milk Oligosaccharides in Infant Formula by High Performance Liquid Chromatography-Fluorescence Detector by WANG Yixin, CHEN Nannan, CAO Mengsi, YANG Litao, GAO Xiuzhi, LIU Ming, GUO Xinguang

    Published 2025-07-01
    “…A method was developed for the simultaneous determination of six human milk oligosaccharides (HMOs) in infant formula using high performance liquid chromatography-fluorescence detector (HPLC-FLD). …”
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    Article
  16. 2016

    PRODUCT DEMAND FORECASTING: A SOLUTION TO DETERMINE RAW MATERIAL NEEDS FOR COCONUT OIL AGROINDUSTRY DEVELOPMENT by Siti Wardah, Wiwik Sudarwati

    Published 2025-04-01
    “…Effective agroindustrial development requires accurate determination of raw material needs to plan production capacity and ensure efficient operation. …”
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    Article
  17. 2017

    Coaxial probe ended by a metallic cavity cell to determine the material dielectric constant and dissipation factor by Franck Moukanda Mbango, Micke Ghislain Lountala, Omar Christian Massamba

    Published 2025-08-01
    “…The technique utilizes only the standard materials DK within a particular range to determine the required coefficients, including probe-cavity interface effects. …”
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    Article
  18. 2018

    Simultaneous determination of 19 pyrazines and furans compounds in vintage sauce-flavor Baijiu by GC-MS/MS by CHEN Yan, WANG Xiaoyan, LIU Chong, YANG Sha, ZHANG Ji

    Published 2024-09-01
    “…Based on gas chromatography-triple quadrupole tandem mass spectrometry (GC-MS/MS), a method for simultaneous determination of 19 pyrazines and furans compounds in vintage sauce-flavor (Jiangxiangxing) Baijiu was established, and the contents of pyrazines and furans compounds in sauce-flavor Baijiu from 5 different production enterprises were determined. …”
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    Article
  19. 2019

    High-Throughput Determination of Multiclass Chemical Hazards in Poultry Muscles and Eggs Using UPLC–MS/MS by Rong Chen, Lan Chen, Mingyue Du, Qiaozhen Guo, Ciping Zhong, Jing Zhang, Xiaoqin Yu

    Published 2025-05-01
    “…A high-throughput method for the determination of a variety of chemical hazards in poultry muscle and egg samples was established via ultra-performance liquid chromatography–tandem triple quadrupole mass spectrometry (UPLC–QqQ-MS). …”
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    Article
  20. 2020