نتایج جستجو برای: mgo nanoparticles

تعداد نتایج: 113944  

Journal: :Energies 2021

Molten salt LiNO3-NaNO3-KNO3 has been investigated as heat transfer and thermal storage media for its low melting point good performance. In this paper, nanofluids were synthesized by dispersing MgO nanoparticles into LiNO3-NaNO3-KNO3, the effects of on properties studied with different sizes (20–100 nm) mass percent concentrations (0.5–2.0 wt.%). The addition had little effect temperature, led...

The present study aims at investigation of the performance of nanofibrous filter, containing magnesium oxide (MgO) nanoparticles, for bioaerosols removal from the air stream. It synthesizes two types of polyacrylonitrile (PAN) and PAN/MgO nanofibers via electrospinning technique, and investigates the antibacterial properties of the produced nanofibers through disk diffusion. The air containing ...

انصاری مقدم, علیرضا, بذرافشان, ادریس, محمدی, لیلی, نوروزی فر, میثم,

Background and purpose: Ethyl benzene is a toxic aromatic compound derived from petroleum hydrocarbons which usually enters the environment through leakage of oil industries and activities, wastes and effluents released by pharmaceutical industry, plastics, resins and petrochemicals. This study aimed to examine the feasibility of the use of MgO nanoparticles as catalysts in the ozonation proces...

Journal: :AAPS Open 2023

Abstract Arsenic trioxide (ATO) is a promising chemotherapeutic agent, but its clinical application limited due to poor pharmacokinetics and dose-limited toxicity. Moreover, the combination of ATO sec-o-glucosylhamaudol (SOG) can improve therapeutic effect hepatoma. In this study, PEGylated magnetic nanographene oxide (PEG@MGO) was used as carriers enhance targeting ability drug delivery system...

Journal: :Adsorption Science & Technology 2022

The Ag/MgO/biochar nanostructures were fabricated using a solvent-free ball milling process as an effective adsorbent. Development of functional materials capable completely removing organic pollutants from water and their adequate adsorption present challenges. addition MgO nanoparticles diffused equally on biochar surfaces in the matrix, according to various characterization data. In decompos...

Journal: :Coatings 2023

Polyalphaolefin (PAO) oil is widely used as a dielectric liquid due to its outstanding strength, high flash point, good oxidation resistance, and stability. The dispersion of MgO nanoparticles in PAO yields nanofluids with many properties superior base oils. This study clarifies the influence on (breakdown voltage, volume resistivity, relative permittivity) heat transfer PAO/MgO nanofluids. Cha...

2008
Kaoru MIYATA Sentaro OZAWA Tatsuya YAMAZAKI Yoshisada OGINO

The activity of a Te-MgO catalyst prepared by adsorbing Te vapor onto MgO powder was determined by dehydrogenation of indane, 9,10-dihydrophenanthrene, cumene, and p-cymene. The activity of the Te-MgO catalyst was higher than that of the MgO catalyst in most of the cases investigated. The selectivity of the former catalyst was much higher than that of the later in all cases studied. The Te-MgO ...

2012
Abdul Rahim Yacob Mohd Khairul Asyraf Amat Mustajab Nur Syazeila Samadi

Nano MgO has been synthesized by hydration and dehydration method by modifies the commercial MgO. The prepared MgO had been investigated as a heterogeneous base catalyst for transesterification process for biodiesel production using palm oil. TGA, FT-IR and XRD results obtained from this study lie each other and proved in the formation of nano MgO from decomposition of Mg(OH)2. This study prove...

Introduction: Our previous study has showed that chronic administration of magnesium oxide nanoparticles (MgO NP) can reduce anxiety in adult male rat. In this study the effects of MgO NP on anxiety induced by morphine withdrawal were investigated in adult male mice. Methods: Adult male NMRI mice (weighing 27 ± 3 g) divided into groups: control, receiving intraperitoneal (i.p.) injection...

Journal: :ACS Sustainable Chemistry & Engineering 2023

Lithium sulfur (Li–S) batteries represent a promising future battery technology. However, the low electrical conductivity of solid-state species (S, Li2S2, and Li2S) polysulfide shuttle effect deteriorate their practical capacity cycling retention. Herein, we present an interlayer composed magnesium oxide (MgO) nanoparticles carbon matrix for Li–S batteries. In composite, MgO can capture dissol...

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