نتایج جستجو برای: probe sonicator

تعداد نتایج: 93440  

B. Chitra, Kumar K. Sathish

Cooling is one of the most important challenges in industries, especially in the automotive industry. The coolant which is used in engine radiators possesses lower thermal conductivity. To enhance the thermal properties, coolant was dispersed in nano-sized particles and the fluid is called as Nanofluid. In this Study, Silica Nanoparticle was dispersed in Paraflu Engine coolant usin...

2014
Wenting WU Gaku ICHIHARA Yuka SUZUKI Kiyora IZUOKA Saeko OIKAWA-TADA Jie CHANG Kiyoshi SAKAI Kunichi MIYAZAWA Dale PORTER Vincent CASTRANOVA Masami KAWAGUCHI Sahoko ICHIHARA

Nanomaterials tend to agglomerate in aqueous media, resulting in inaccurate safety assessment of the biological response to these substances. The present study searched for suitable dispersion methods for the preparation of nanomaterial suspensions. Titanium dioxide (TiO2) and zinc oxide (ZnO) nanoparticles were dispersed in a biocompatible dispersion medium by direct probe-type sonicator and i...

In this research, MoS2 nanoflakes were prepared via the Liquid Phase Exfoliation method by utilizing an ultrasonic probe. We changed the power of our sonicator and the sonication time to investigate their effects on the thickness of obtained flakes. Our findings from UV-Visible Spectra and the SEM images have indicated that the minimum thickness for these samples has been acquired at the power ...

Journal: :Archives of Acoustics 2023

Liquid Phase Exfoliation (LPE) is a common route to produce two-dimensional MoS2 nanosheets. In this research, powder exfoliated by an ultrasonic probe (sonicator) in water-ethanol solution. It reported that as prototype 2D Transition Metal Dichalcogenide, has band gap increases with decreasing number of layers. There are some factors affect the average energy value and thickness flakes. We var...

2016
K. O. Badmus J. O. Tijani C. P. Eze L. F. Petrik

The hydroxyl radical (OH•) is a powerful oxidant produced as a consequence of cavitation in water. It can react nonspecifically in breaking down persistent organic pollutants in water into their mineral form. It can also recombine to form hydrogen peroxide which is very useful in water treatment. In this study, terephthalic acid (TA) and potassium iodide dosimetry were used to quantify and inve...

Journal: :SN applied sciences 2021

Abstract Single phase SrZnO 2 nanorods with average size of around 100 nm are synthesized by probe sonicator using ultrasonic waves at 60 W, 6 kHz for 3 h to observe the changes in optoelectronic properties ZnO. The as grown has a single rod shaped structure. These were broadly characterized different instrumental techniques like TEM, FESEM, EDAX, XRD, UV–Visible and FTIR analysis size, crystal...

Journal: :Crystals 2021

Realizing the efficacy of liquid-phase exfoliation technique to obtain a greater quantity graphene, this study demonstrates cost-effective bio-surfactant-assisted few-layer graphene (FLG) with low defect ratio. An ultrasonic bath without any toxic chemicals or chemical modification was employed exfoliate at room temperature. Several state-of-the-art characterization techniques such as TEM, AFM,...

Journal: :Chemical & pharmaceutical bulletin 2000
K Urakami C Kobayashi Y Miyazaki K Nishijima Y Yoshimura K Hashimoto

Benzyl alcohol used as the sample preparation solvent in the determination of residual solvents in pharmaceutical bulks yielded benzene, toluene, and benzaldehyde on capillary gas chromatography (GC) by sonication. The factors responsible for compounds generated are discussed. The quality of benzyl alcohol and the type of sonicator were not involved in the generation of benzene, toluene, and be...

Chuks Paul Eze Jimoh Tijani Kassim Badmus, Leslie F. Petrik Ojo Fatoba

The hydroxyl radical (OH•) is a powerful oxidant produced as a consequence of cavitation in water. It can react nonspecifically in breaking down persistent organic pollutants in water into their mineral form. It can also recombine to form hydrogen peroxide which is very useful in water treatment. In this study, terephthalic acid (TA) and potassium iodide dosimetry were used to quantify and inve...

Journal: :IJFAC (Indonesian Journal of Fundamental and Applied Chemistry) 2022

Preconcentration of Cd in water has been carried out using Dowex 50WX2-200 resin as a solid phase extractor. The extraction process was with sonicator. Elution which adsorbed by the released again 1M HNO3, then measured Flame-Atomic Absorption Spectrophotometer. In this study, effects pH, sample solutian sonication time, elution time and eluent volume were studied. results optimization preconce...

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