Showing 641 - 660 results of 1,341 for search '"column"', query time: 0.05s Refine Results
  1. 641

    A Radiative Transfer Modeling Methodology in Gas-Liquid Multiphase Flow Simulations by Gautham Krishnamoorthy, Rydell Klosterman, Dylan Shallbetter

    Published 2014-01-01
    “…By considering an externally irradiated bubble column photoreactor as our model system, the bubble scattering coefficients were determined through add-on functions by employing as inputs the bubble volume fractions, number densities, and the fractional contribution of each bubble size to the bubble volume from four different multiphase modeling options. …”
    Get full text
    Article
  2. 642

    Improvements in the manufacture of benzoic acid obtained by catalytic oxidation of toluene by João Guilherme Rocha Poço, Rodrigo Cella, Silas Derenzo

    Published 2024-11-01
    “…The work identifies methods to minimize these byproducts, particularly benzyl benzoate, which forms in the distillation column. One strategy investigated involved using additives to inhibit the esterification reaction that produces benzyl benzoate, aiming to improve the selectivity of the oxidation process. …”
    Get full text
    Article
  3. 643

    Complaint Strategies Found on Instagram Account @Indihome From Indonesia and @Tmobile From USA: Cross-Cultural Pragmatics by Kharis Marpurdianto

    Published 2022-06-01
    “…The qualitative method is used in this study because this research produces descriptive data such as speech, writing, and the behavior of each people, which has been observed with the totals of 250 netizen’s comments in the comment column of those two Instagram accounts. The result shows differences and similarities between Indonesian and American netizens expressing complaints on the Instagram accounts of @indihome and @tmobile. …”
    Get full text
    Article
  4. 644

    Lower Tropospheric Response to Local Sea Surface Temperature Anomalies: A Numerical Study in the EUREC4 ${ ext{EUREC}}^{4}$A Region by M. Borgnino, F. Desbiolles, A. N. Meroni, C. Pasquero

    Published 2025-01-01
    “…The analysis focuses on north‐western tropical Atlantic and indicates that fine scale SST anomalies modulate the air column stability and the entrainment of dry air at boundary layer top. …”
    Get full text
    Article
  5. 645

    The Elevation of LC-ESI-Q-TOF-MS Response in the Analysis of Isoquinoline Alkaloids from Some Papaveraceae and Berberidaceae Representatives by Wirginia Kukula-Koch

    Published 2017-01-01
    “…A Zorbax Stable Bond RP-18 column and a mobile phase composed of 0.1% formic acid and 0.1% formic acid in acetonitrile (v/v) were used at the flow rate of 0.2 mL/min. …”
    Get full text
    Article
  6. 646

    Influence of Initial Gap, Voltage, and Additives on Zinc Microcolumn Morphology by Local Electrochemical Deposition by Yi Liu, Fuliang Wang

    Published 2025-01-01
    “…Conversely, the deposition voltage primarily modulates the formation rate without exerting a notable impact on the columns’ dimensional attributes. The incorporation of additives enhances surface smoothness and diminishes column diameters; however, an overabundance of additives adversely affects the overall microstructure. …”
    Get full text
    Article
  7. 647

    Removal of Chlorinated Chemicals in H2 Feedstock Using Modified Activated Carbon by Prapaporn Luekittisup, Visanu Tanboonchauy, Jitlada Chumee, Somrudee Predapitakkun, Rattanawan W. Kiatkomol, Nurak Grisdanurak

    Published 2015-01-01
    “…The adsorption was carried out in a continuous packed-bed column under the weight hourly space velocity range of 0.8–1.0 hr−1. …”
    Get full text
    Article
  8. 648

    RP-HPLC Analytical Method Development and Validation for Simultaneous Estimation of Three Drugs: Glimepiride, Pioglitazone, and Metformin and Its Pharmaceutical Dosage Forms by Gadapa Nirupa, Upendra M. Tripathi

    Published 2013-01-01
    “…The estimation was carried out using Inertsil ODS-3V (250 mm × 4.6 mm, 5 μm) column; mobile phase consisting of acetonitrile, tetrahydrofuran, and buffer at pH 5; the flow rate of 1.7 mL/min and ultraviolet detection at 228 nm. …”
    Get full text
    Article
  9. 649

    Exploration of Heterogeneous FPGA Architectures by Umer Farooq, Husain Parvez, Habib Mehrez, Zied Marrakchi

    Published 2011-01-01
    “…These FPGAs contain a mixture of logic blocks and hard blocks where hard blocks are arranged in fixed columns as they offer an easy and compact layout. …”
    Get full text
    Article
  10. 650

    Spindle Bursts in Neonatal Rat Cerebral Cortex by Jenq-Wei Yang, Vicente Reyes-Puerta, Werner Kilb, Heiko J. Luhmann

    Published 2016-01-01
    “…Together with early gamma oscillations, spindle bursts synchronize the activity of a local neuronal network organized in a cortical column. Disturbances in spindle burst activity during corticogenesis may contribute to disorders in cortical architecture and in the activity-dependent control of programmed cell death. …”
    Get full text
    Article
  11. 651

    Connaissances médicales actuelles, cotation des enthésopathies : nouvelle méthode by Sébastien Villotte

    Published 2006-06-01
    “…These systems were applied to 18 sites of appendicular insertions and spinal column insertions of yellow ligaments. Under each system, three scoring stages are defined representing different stages of the remodelling process. …”
    Get full text
    Article
  12. 652

    A Simple and Sensitive HPLC Method for Simultaneous Analysis of Nabumetone and Paracetamol in Pharmaceutical Formulations by Prafulla Kumar Sahu, M. Mathrusri Annapurna, Dillipkumar Sahoo

    Published 2011-01-01
    “…The method was based on RP-HPLC separation and quantitation of the two drugs on hypersil C-18 column (250 mm × 4.6 mm) using a mobile phase consisting of acetonitrile and 0.05% aqueous acetic acid (70:30v/v) at flow rate of 1 mL min-1. …”
    Get full text
    Article
  13. 653

    Development and validation of a simple and sensitive size-exclusion chromatography method for quantitative determination of heparin in pharmaceuticals by Matanović Maja Radivojša, Grabnarm Iztok, Grabnar Pegi Ahlin, Roškar Robert

    Published 2015-03-01
    “…Analyses were performed on a BioSep-SEC-S 2000 column with Larginine solution at pH 6.5 as mobile phase and UV detection at 210 nm. …”
    Get full text
    Article
  14. 654

    Influence of Magnetic Fields on Precipitating Solar Wind Hydrogen at Mars by Sarah Henderson, Jasper Halekas, Zach Girazian, Jared Espley, Meredith Elrod

    Published 2022-06-01
    “…We also find a strong correlation at CO2 column densities less than 5.5 × 1014 cm−2 between magnetic field strength and the observed backscattered and downward flux. …”
    Get full text
    Article
  15. 655

    Determination of Morphine and Codeine in Human Urine by Gas Chromatography-Mass Spectrometry by Xiaoqian Zhang, Mengchun Chen, Gaozhong Cao, Guoxin Hu

    Published 2013-01-01
    “…The analysis was carried out on a HP-1MS column (30 m × 0.25 mm, 0.25 μm) with temperature programming, and Helium was used as the carrier gas with a flow rate of 1.0 mL/min. …”
    Get full text
    Article
  16. 656

    Development and Validation of High Performance Liquid Chromatographic Method for Determination of Lamivudine from Pharmaceutical Preparation by S. K. Patro, S. R. Swain, V. J. Patro, N. S. K. Choudhury

    Published 2010-01-01
    “…A new, simple, specific, accurate and precise RP-HPLC method was developed for determination of lamivudine in pure and tablet formulations. A Thermo BDS C18 column in isocratic mode, with a mobile phase consisting of 0.01 M ammonium dihydrogen orthophosphate buffer adjusted to pH 2.48 by using formic acid and methanol in the ratio of 50:50 was used. …”
    Get full text
    Article
  17. 657

    Rapid Analysis of Seven Polyamines in Nephotettix cincticeps by Using Ultra-Performance Liquid Chromatography-Triple Quadrupole Mass Spectrometry by Mingwen Zhang, Yunqiang Zhao, Zongwen Wang, Jintian Cheng

    Published 2024-01-01
    “…Polyamines in insect samples were extracted with HClO4 solution and then were separated and detected by UPLC-3Q-MS, which was equipped with a hydrophilic interaction liquid chromatography column, within 5 min without any derivatization procedure. …”
    Get full text
    Article
  18. 658

    Analysis of Total Suspended Solid at Merah Putih Beach, Bangkalan Regency by Dwi Putra Ardhana Satria, Dwi Siswanto Aries

    Published 2025-01-01
    “…Total Suspended Solid (TSS) is the phenomenon of transporting solid particles both organic and inorganic on water column which can be an initial parameter in determining water quality. …”
    Get full text
    Article
  19. 659

    Fetus in Fetu in an Adult Female and Brief Review of Literature by Saroj Sharma, Prashant Kumar Gupta, Basanta Regmi, Aarti Gupta, Upasana Lamichhane

    Published 2021-01-01
    “…It should be differentiated from teratoma by the presence of organized vertebral column and appropriately arranged other organs or limbs around it. …”
    Get full text
    Article
  20. 660

    The Relationship between Polar Vortex and Ozone Depletion in the Antarctic Stratosphere during the Period 1979–2016 by Yu Zhang, Jing Li, Libo Zhou

    Published 2017-01-01
    “…In this study, the linkage between polar vortex and ozone depletion in Antarctic stratosphere during the period 1979–2016 is investigated; we calculated the averaged total column ozone within the polar vortex based on the vortex edge (−28.8 PVU PV contour) instead of the geographical region defined by latitude and longitude. …”
    Get full text
    Article