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7461
Structural, luminescence and judd-ofelt analysis of rare earth doped of magnesium sulfoborate glasses and crystals
Published 2017“…The amorphous/crystalline phases of the glass and crystal samples were characterized by X‒Ray diffraction (XRD), while the structural features of the samples were measured using Fourier transform infrared (FTIR), Raman and nuclear magnetic resonance (NMR) spectroscopy. The optical properties of glass and crystal samples were characterized via UV‒Vis‒NIR and luminescence spectroscopy. …”
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Thesis -
7462
Effects of oxidant and dopant loadings on direct ultrasonic irradiated polyaniline with nanostructure
Published 2020“…The area percentage of three sharp, equal intensity, equal distant peaks at 7.02, 7.14, 7.27 assigned to ammonium protons reached a maxi-mum at APS/aniline molar ratio of 1 in the nuclear magnetic resonance (NMR) spec-troscopy. As the molar ratio of APS/aniline increased, four peaks at 2?…”
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Thesis -
7463
Design, synthesis of flavokawain b derivative and their cytotoxic effects on MCF-7 and MDA-MB-231 cell lines
Published 2018“…Flavokawain B derivative chalcones bearing methoxy, dimethoxy, trimethoxy, bromo, chloro, fluoro, methyl, methylthio, nitro, hydroxyl and dimethylamino groups on benzaldehyde were synthesized via Claisen-Schmidt condensation method using base catalyst; the synthesized compounds were characterized by using UV-Visible, Fourier Transform Infrared spectrophotometry (FTIR), Gas Chromatography-Mass Spectrometry (GC-MS) and Nuclear Magnetic Resonance (NMR) spectrometry and evaluated for their cytotoxicity against breast cancer cell line by using 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) assay in vitro. …”
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Thesis -
7464
Chemical constituents isolated from the ethyl acetate extract of the roots of garcinia atroviridis
Published 2020“…Several spectroscopy techniques were used to elucidate the structure of isolated compounds, such as mass spectrometer (MS), ultraviolet-visible (UV-Vis), fourier-transform infrared (FTIR), and 1D- nuclear magnetic resonance (NMR) spectroscopy. Biological assays were conducted to all isolated compounds except atrovirisidone (7) due to limited yield. …”
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Thesis -
7465
Bioactive Potential of Extracts of <i>Labrenzia aggregata</i> Strain USBA 371, a Halophilic Bacterium Isolated from a Terrestrial Source
Published 2020-05-01“…Their structures were characterized by 1D and 2D nuclear magnetic resonance (NMR). The purified compounds were evaluated for additional cytotoxic activities. …”
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7466
Identification and evaluation of shale oil micro-migration and its petroleum geological significance
Published 2024-02-01“…The reliability of the micro-migration evaluation results was verified by combining the group components based on the geochromatography effect, two-dimension nuclear magnetic resonance analysis, and the geochemical behavior of inorganic manganese elements in the process of hydrocarbon migration. …”
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7467
Understanding and Mitigating the Dissolution and Delamination Issues Encountered with High-Voltage LiNi<sub>0.5</sub>Mn<sub>1.5</sub>O<sub>4</sub>
Published 2023-08-01“…The electrode laminates (transition metal oxides, transition metal oxides, TMOs, coated on an Al current collector with a loading level of around 2.5 mAh/cm<sup>2</sup>) or the TMO powders (pure commercial quality spinel LNMO, NMC, etc.) were stored in the baseline solution, and the transition metal dissolution was studied through nuclear magnetic resonance, such as <sup>1</sup>H NMR, <sup>19</sup>F NMR, scanning electron microscope (SEM), X-ray photoelectron spectroscopy (XPS) and inductively coupled plasma mass spectrometry (ICP-MS). …”
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7468
Synthesis and Characterization of Copolymers and Nanocomposites from Limonene, Styrene and Organomodified-Clay Using Ultrasonic Assisted Method
Published 2022-07-01“…The effect of temperature, reaction time and amount of catalyst were studied, and the obtained copolymer structure (lim-co-sty) is characterized by Fourier transform infrared spectroscopy (FT-IR), nuclear magnetic resonance spectroscopy (<sup>1</sup>H-NMR) and differential scanning calorimetry (DSC). …”
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7469
Sustainable Production of Biodiesel from Novel Non-Edible Oil Seeds (<i>Descurainia sophia</i> L.) via Green Nano CeO<sub>2</sub> Catalyst
Published 2023-02-01“…Thin layer chromatography (TLC), FT-IR, gas chromatography–mass spectroscopy (GCMS), and Nuclear magnetic resonance (NMR) analyses were used to characterize the synthesized biodiesel. …”
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7470
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7471
Chemical Constituents of the Leaves of <i>Campanula takesimana</i> (Korean Bellflower) and Their Inhibitory Effects on LPS-induced PGE<sub>2</sub> Production
Published 2020-09-01“…The structures of new compounds <b>1</b>–<b>3</b> were elucidated by analyzing nuclear magnetic resonance (NMR) spectroscopic data, along with high resolution quadrupole time of flight mass (HR-Q-TOF-MS) spectrometric data. …”
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7472
Steroids and Fatty Acid Esters from <i>Cyperus sexangularis</i> Leaf and Their Antioxidant, Anti-Inflammatory and Anti-Elastase Properties
Published 2023-04-01“…The compounds were characterized by nuclear magnetic resonance spectroscopy and mass spectrometry. …”
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7473
Nitrogen Addition Affects Soil Respiration Primarily through Changes in Microbial Community Structure and Biomass in a Subtropical Natural Forest
Published 2019-05-01“…Treatments involved applying different levels of N (0, 40, and 80 kg ha<sup>−2</sup> year<sup>−1</sup>) over a three-year period (January 2013−December 2015) to explore how soil physicochemical properties, respiration rate, phospholipid fatty acid (PLFA) concentration, and solid state <sup>13</sup>C nuclear magnetic resonance responded to various N addition rate. …”
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7474
Purification, Physicochemical Properties, and Antioxidant Activities of Two Low-Molecular-Weight Polysaccharides from <i>Ganoderma leucocontextum</i> Fruiting Bodies
Published 2021-07-01“…The main linkage types of GLP-1 were found to be →4)-<i>α</i>-D-Glc<i>p</i>-(1→, →4)-<i>β</i>-D-Glc<i>p</i>-(1→, →3)-<i>β</i>-D-Glc<i>p</i>-(1→, →6)-<i>β</i>-D-Gal<i>p</i>-(1→, →6)-<i>α</i>-D-Glc<i>p</i>-(1→, →4,6)-<i>α</i>-D-Glc<i>p</i>-(1→, and Glc<i>p</i>-(1→ by methylation analysis and nuclear magnetic resonance (NMR) spectroscopy. In addition, GLP-1 could protect NIH3T3 cells against tert-butyl hydroperoxide (tBHP)-induced oxidative damage by increasing catalase (CAT) and glutathione peroxidase (GSH-Px) activities, elevating the glutathione/oxidized glutathione (GSH/GSSG) ratio, and decreasing the malondialdehyde (MDA) level. …”
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7475
Wettability and Its Controlling Factors of Mixed Shale Oil Reservoirs: A Case Study of Permian Lucaogou Formation in Jimusar Sag
Published 2021-10-01“…Using spontaneous imbibition and nuclear magnetic resonance, the wettability characteristics were analyzed. …”
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7476
Investigating the relationship between non-occupational pesticide exposure and metabolomic biomarkers
Published 2023-10-01“…We utilized questionnaire data on pesticide exposures and serum samples for nuclear magnetic resonance (NMR)-based metabolomics analyses. …”
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7477
Interaction between NSCLC Cells, CD8<sup>+</sup> T-Cells and Immune Checkpoint Inhibitors Potentiates Coagulation and Promotes Metabolic Remodeling—New Cues on CAT-VTE
Published 2024-02-01“…The metabolic remodeling induced by the ICIs was explored by <sup>1</sup>H nuclear magnetic resonance (NMR) spectroscopy. Results: Flow cytometry analysis showed that TCD8<sup>+</sup> and ICIs increase cell death in H292 and PC-9 cells but not in A549 cells. …”
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7478
The CMS Magnetic Field Measuring and Monitoring Systems
Published 2022-01-01“…The magnetic induction inside the 6 m diameter superconducting solenoid was measured and is currently monitored by four nuclear magnetic resonance (NMR) probes installed using special tubes at a radius of 2.9148 m outside the barrel hadron calorimeter at ±0.006 m from the coil median <i>XY</i>-plane. …”
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7479
Metabolic Features of Increased Gut Permeability, Inflammation, and Altered Energy Metabolism Distinguish Agricultural Workers at Risk for Mesoamerican Nephropathy
Published 2023-02-01“…Using proton nuclear magnetic resonance, we identified 136 metabolites among participants. …”
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7480
Anxiety and Perception of Disease Control in Multiple Sclerosis Subjects Treated with Natalizumab
Published 2023-12-01“…The aim of this study is to investigate whether increasing the frequency of neurological and nuclear magnetic resonance screening may affect anxiety and the perception of disease control in patients treated with natalizumab. …”
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