بدائل البحث:
_ fe » _ e (توسيع البحث)
5 wt » _ wt (توسيع البحث), 5 ht (توسيع البحث), 2 wt (توسيع البحث)
_ fe » _ e (توسيع البحث)
5 wt » _ wt (توسيع البحث), 5 ht (توسيع البحث), 2 wt (توسيع البحث)
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1
Decreased number of acute appendicitis cases in pediatric population during the COVID-19 pandemic: Any link?
منشور في 2020"…The reasons behind the decrease in AA frequency during the COVID-19 pandemic remain unclear. …"
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2
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3
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4
SARS-CoV-2 infection triggers more potent antibody-dependent cellular cytotoxicity (ADCC) responses than mRNA-, vector-, and inactivated virus-based COVID-19 vaccines
منشور في 2024"…Here, we investigated ADCC activity in convalescent sera from infected patients with wild-type (WT) severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) or omicron variant compared with three coronavirus disease 2019 (COVID-19) vaccine platforms and postvaccination breakthrough infection (BTI). …"
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5
Correlating the rheological and magneto-optical properties of cobalt substituted magnetite ferrofluids (CoxFe1?xFe2O4) with theoretical studies
منشور في 2023"…An environmental friendly method of co-precipitation is applied to generate CoxFe1?xFe2O4 with variable dopant concentration (x = 0-0.8), which is deeply investigated by structural and functional property analyses of the ferrofluids. …"
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6
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7
Fabrication of zno-fe-mxene based nanocomposites for efficient co2 reduction
منشور في 2020"…Nyquist plots also illustrated a decrease in the impedance of the ZnO-Fe-MXene layer, indicating fast charge transfer between the Zn and MXene layers. …"
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8
Magneto-Mechanical and Thermal Properties of Nd-Fe-B-Epoxy-Bonded Composite Materials
منشور في 2023"…This examination of synthesized Nd-Fe-B-epoxy composite materials includes the mutual comparison of impact toughness, fatigue, and the structural, thermal, dynamic-mechanical, and magnetic behavior of materials with different content of magnetic Nd-Fe-B particles, in a wide range from 5 to 95 wt.%. …"
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9
Adsorption of Congo Red Dye Using Activated Carbon-Fe3O4 Composite
منشور في 2023"…Initial dye concentration also had significant impact on the adsorption process as the adsorption capacity of the AC- Fe3O4 adsorbents decreased with increase in dye concentrations. …"
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10
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11
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12
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13
Economic consequences of the covid 19 outbreak
منشور في 2021"…This report is about economic consequences of the covid-19 and all the rules and regulations that have to apply for all citizens. …"
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14
Functionalization of silica-coated magnetic nanoparticles as powerful demulsifier to recover oil from oil-in-water emulsion
منشور في 2021"…This study presents an innovative approach for the preparation of Fe3O4 nanoparticles covered with SiO2 shell (denoted as Fe–Si-MNP), which were used to recover oil recovery from oil-in-water emulsion (O/W-emul). …"
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15
Modified zno nanoparticles using iron ions (Fe3+) for photo-catalytic degradation of toxic pollutants under sunlight
منشور في 2019"…As the Fe3+ concentration increased from 0.25 to 1.00 wt. %, the crystal size decreased in comparison with the undoped ZnO. …"
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16
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17
Sol-gel derived CeO2-Fe2O3 nanoparticles: Synthesis, characterization and solar thermochemical application
منشور في 2016"…According to the findings, at all experimental conditions, phase/chemical composition of sol-gel derived CeO2-Fe2O3 was observed to be unaltered. The SSA and pore volume was increased with the upsurge in the amount of PO used during sol-gel synthesis and decreased with the rise in the calcination temperature and dwell time. …"
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18
A new insight into the separation of oil from oil/water emulsion by Fe3O4?SiO2 nanoparticles
منشور في 2021"…For the oil recovery process, the Fe3O4 was applied for the inhibition (i.e., decrease) of oil sedimentation, and the SiO2 NPs were applied for wettability alteration and IFT reduction. …"
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19
Investigational Study for the efficiency of Fe3O4@SiO2 nanoparticles in the Oil Recovery Process using glass micromodel
منشور في 2021"…For the oil recovery process, the Fe3O4 was applied for the inhibition (i.e., decrease) of oil sedimentation, and the SiO2 NPs were applied for wettability alteration and IFT reduction. …"
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20
Sleeping Habits during COVID-19 Induced Confinement
منشور في 2020"…The COVID19 pandemic has impacted daily life activity, lifestyle, and well-being. …"
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