Showing 521 - 540 results of 1,341 for search '"column"', query time: 0.07s Refine Results
  1. 521

    3D Fiber-Based Frame Element with Multiaxial Stress Interaction for RC Structures by Alexander Kagermanov, Paola Ceresa

    Published 2018-01-01
    “…The formulation was implemented into a force-based beam-column element and verified against monotonic and cyclic tests of reinforced concrete columns in biaxial bending, beams in combined flexure-torsion, and flexure-torsion-shear.…”
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    Article
  2. 522

    3D Modeling of Mine Protection Complex Steel Structure Based on BIM Technology by Fenhong Li, Zaisheng Wang, Chongan Pang, Haiping Yang

    Published 2023-01-01
    “…The objective of this paper is to study the antidamage ability of beam column joints in complex steel structures under external forces and to improve the safety of such structures. …”
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    Article
  3. 523

    Ultrasonicated Synthesis of N-Benzyl-2,3-substituted Morpholines, via the Mitsunobu Diol Cyclisation by B. Jayachandra Reddy, M. C. Somasekhara Reddy

    Published 2010-01-01
    “…The morpholine products were generated as diasteriomers (ii andiii) which has been separated by the column chromatography to good yield. The structure of compounds (i-iii) has been characterized by the spectral and chemical studies.…”
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    Article
  4. 524

    Estimation of Ziprasidone Hydrochloride Monohydrate in Bulk and Capsules by Reverse Phase HPLC by B. Sudha Rani, P. Venkata Reddy

    Published 2006-01-01
    “…Chromatography was carried out on an ODS C18 column using a mixture of methanol and phosphate buffer (55:45v/v) as the mobile phase at a flow rate of 1mL/min. …”
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    Article
  5. 525

    Time-Resolved Emission Spectroscopy Measurements during the Restrike Period in Arc Plasma Torch by Alan Mašláni, Peter Ondáč, Viktor Sember, Milan Hrabovský

    Published 2018-01-01
    “…Temporal evolution of temperature during one cycle of the restrike mode is obtained in three different axial positions in the plasma column. Resulting temperature profiles show how the position of the arc attachment influences the plasma properties.…”
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    Article
  6. 526

    Interpreting PPE Statements on Pesticide Labels by Olaf N. Nesheim

    Published 2004-03-01
    “…The chart in this document lists label statements used to describe the PPE required for use by mixers, loaders, and applicators. The accompanying column of acceptable PPE describes the options the pesticide handler has when the label statement lists a specific item of PPE. …”
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    Article
  7. 527

    Spillover effects of public capital stock: A case study for Ecuador by Roberto Zurita, Víctor Morales-Oñate

    Published 2025-01-01
    “…Consequently, the study extends its exploration to derive column and row effects, aimed at identifying the most influential cantons within the neighborhoods established by the spatial structure. …”
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    Article
  8. 528

    Interpreting PPE Statements on Pesticide Labels by Olaf N. Nesheim

    Published 2004-03-01
    “…The chart in this document lists label statements used to describe the PPE required for use by mixers, loaders, and applicators. The accompanying column of acceptable PPE describes the options the pesticide handler has when the label statement lists a specific item of PPE. …”
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    Article
  9. 529

    An efficient XOR-based visual cryptography scheme with lossless reconfigurable algorithms by Huan Wang, Zhongyuan Jiang, Qing Qian, Hong Wang

    Published 2022-04-01
    “…The encryption scheme aims to encrypt secret images by mapping them to several shared images that do not suffer any pixel expansion problem and do not reveal any information of the secret images by considering a random column selection algorithm based on the 0-mapping and 1-mapping matrices, where the two matrices are dynamically generated in the encryption scheme. …”
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    Article
  10. 530

    Development, Estimation and Validation of Lisinopril in Bulk and its Pharmaceutical Formulation by HPLC Method by V. Bhaskara Raju, A. Lakshmana Rao

    Published 2012-01-01
    “…Separation of the drug was achieved on a reverse phase C8 column using a mobile phase consisting of phosphate buffer and methanol in the ratio of 35:65v/v. …”
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    Article
  11. 531

    A Synchronous Optimization Model for Multiship Shuttle Tanker Fleet Design and Scheduling Considering Hard Time Window Constraint by Zhenfeng Jiang, Dongxu Chen, Zhongzhen Yang

    Published 2018-01-01
    “…To solve this model, we propose an exact algorithm based on the column generation and perform numerical experiments. …”
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    Article
  12. 532

    Estimation of Chlorpyriphos in its Formulation (Paraban 20% EC) by Reversed-Phase HPLC by Deepti Joshi, N. K. Sand

    Published 2008-01-01
    “…The active ingredient was estimated using 5 μm ODS-II column, mobile phase was acetonitrile: water (75:25 v/v) and detection at 229nm. …”
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    Article
  13. 533

    Isolation and Identification of Anthralin From the Roots of Rhubarb Plant (Rheum palmatum) by A. Ashnagar, N. Gharib Naseri, H. Haidari Nasab

    Published 2007-01-01
    “…In this research, pure anthralin was isolated from the rhubarb roots by maceration and Soxhlet extraction methods in various polar and non-polar solvents. Successive TLC and column chromatography on silica gel with chloroform as the mobile phase afforded two distinct fractions with Rf= 0.54 and 0.61. …”
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    Article
  14. 534

    Retrieval of Atmospheric CO2 and CH4 Variations Using Ground-Based High Resolution Fourier Transform Infrared Spectra by Tian Yuan, Liu Cheng, Sun You Wen, Xie Pin Hua, Wang Wei, Liu Wen Qing, Liu Jian Guo, Li Ang, Hu Ren Zhi, Zeng Yi

    Published 2015-01-01
    “…High resolution Fourier transform near IR solar spectra are used to estimate the column-averaged dry-air mole fraction (DMF) of CO2 and CH4 variations in the atmosphere. …”
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    Article
  15. 535

    Different modifications of minimally invasive osteosynthesis in pilon fractures: comparative study results by Boris A. Maiorov, Igor G. Belen’kiy, Gennadii D. Sergeev, Kamoliddin K. Gadoev, Mariya A. Sergeeva

    Published 2024-12-01
    “…However, these techniques do not always achieve anatomical reduction of the articular component and stable fixation of all columns of the distal tibia. Aim of the study — to test the hypothesis regarding the clinical advantages of multicolumn fixation for comminuted pilon fractures over traditional single-column fixation. …”
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    Article
  16. 536

    Determination of the Contents of Antioxidants and Their Degradation Products in Sodium Chloride Injection for Blood Transfusion by Bo Tao, Gang Wang, Zongning Yin, Xiaocong Pu, Yan Jiang, Luohong Zhang, Jie Cheng, Yong Li, Jiayu Zhang

    Published 2020-01-01
    “…A total of six antioxidants and six their degradation products were separated and simultaneously determined by using a Waters Symmetry RP18 column (250 × 4.6 mm, 5 μm) and gradient elution of methanol/acetonitrile/acetic acid-water (1 : 99, v/v) at a flow rate of 1.0 mL/min. …”
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    Article
  17. 537

    An Exceptionally Powerful, Radiatively Driven Ultrafast Outflow in the Rapidly Accreting AGN RE J1034+396 by Chloe S. Taylor, Daniel R. Wilkins, Steven W. Allen

    Published 2025-01-01
    “…Modelling of these data confirms the presence of the UFO and constrains its equivalent hydrogen column density, log N _H /(atom cm ^−2 ) = ${21.7}_{-0.2}^{+0.1}$ . …”
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    Article
  18. 538

    A Convenient and Sensitive LC-MS/MS Method for Simultaneous Determination of Carbadox- and Olaquindox-Related Residues in Swine Muscle and Liver Tissues by Heying Zhang, Wei Qu, Yanfei Tao, Dongmei Chen, Shuyu Xie, Lingli Huang, Zhenli Liu, Yuanhu Pan, Zonghui Yuan

    Published 2018-01-01
    “…Tissue samples were extracted with 2% metaphosphoric acid in 20% methanol and cleaned up by solid-phase extraction (SPE) on a mixed-mode anion-exchange column (Oasis MAX). Analysis was performed on a C18 column by detection with mass spectrometry in the multiple reaction monitoring (MRM) mode. …”
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    Article
  19. 539

    Multiple Controls on the Accumulation of Organic-Rich Sediments in the Besa River Formation of Liard Basin, British Columbia, Canada by Jiyoung Choi, Hyun Suk Lee, Yuri Kim, Omid H. Ardakani, Sung Kyung Hong

    Published 2021-01-01
    “…Moreover, a high productivity and organic influx may have increased organic-rich basinal sediments, which further depleted the seawater column oxygen content in the presence of a large amount of organic matter. …”
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  20. 540

    Dispersion and Intersection of Hydrothermal Plumes in the Manus Back-Arc Basin, Western Pacific by Zhigang Zeng, Xiaoyuan Wang, Bramley J. Murton, Haiyan Qi, Berit Lehrmann, Xiaohui Li, Zuxing Chen, Yunchao Shu

    Published 2020-01-01
    “…Data were obtained from 18 hydrocast stations, among which the water column samples were collected at 8 stations during the MANUS cruise of R/V KEXUE in 2015. …”
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    Article