نتایج جستجو برای: nanomagnetic particles

تعداد نتایج: 156568  

Journal: :Micromachines 2021

Three-dimensional (3D) spintronic devices are attracting significant research interest due to their potential for both fundamental studies and computing applications. However, implementations face great challenges regarding not only the fabrication of 3D nanomagnets with high quality materials, but also integration into 2D microelectronic circuits. In this study, we developed a new process faci...

Journal: :Nucleation and Atmospheric Aerosols 2021

A hybrid of nanomagnetic Fe3O4 and antibacterial nanomaterial such as Ag is one the promising nanoparticles for magnetoresistance-based biosensor. Therefore, we are developing a biosensor system to quantize biomolecule concentration via Fe3O4/Ag nanohybrid detection using spin-valve thin-film sensing element. In this research, magnetic was synthesized co-precipitation/aqua-solution method. Duri...

Journal: :iranian journal of catalysis 0
kaveh khosravi faculty of science, department of chemistry, arak university, arak 38156-8-8349, iran. ali reza karimi faculty of science, department of chemistry, arak university, arak 38156-8-8349, iran. shirin naserifar faculty of science, department of chemistry, arak university, arak 38156-8-8349, iran.

alkanedisulfamic acid functionalized silica-coated magnetic nanoparticles (adsa-mnps) were used as effective, low-cost and reusable solid heterogeneous nanomagnetic catalysts for conversion of aldehydes and ketones to corresponding gem-dihydroperoxides and 1,2,4,5-tetraoxanes using aqueous hydrogen peroxide (30% w/w in h2o) at room temperature. these compounds are important key intermediates in...

Journal: :ACS Nano 2021

Expanding nanomagnetism and spintronics into three dimensions (3D) offers great opportunities for both fundamental technological studies. However, probing the influence of complex 3D geometries on magnetoelectrical phenomena poses important experimental theoretical challenges. In this work, we investigate signals a ferromagnetic nanodevice integrated microelectronic circuit using direct-write n...

Alkanedisulfamic acid functionalized silica-coated magnetic nanoparticles (ADSA-MNPs) were used as effective, low-cost and reusable solid heterogeneous nanomagnetic catalysts for conversion of aldehydes and ketones to corresponding gem-dihydroperoxides and 1,2,4,5-tetraoxanes using aqueous hydrogen peroxide (30% w/w in H2O) at room temperature. These compounds are important ...

An efficient and eco-friendly method for the one-pot synthesis of 14-aryl-14H-dibenzo [a,i]xanthene-8,13-dione derivatives has been developed in the presence of Fe3O4@SiO2 core-shell nanoparticles. The multi-component reactions of 2-hydroxy-1,4-naphthoquinone, β-naphthol and aldehydes were efficiently catalyzed using novel nano-scale materials under reflux conditions. The present method offers ...

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