Synthesis and characterization of silica‐coated magnetite nanoparticles modified with bis(pyrazolyl) triazine ruthenium(II) complex and the application of these nanoparticles as a highly efficient catalyst for the hydrogen transfer reduction of ketones

2019 ◽  
Vol 34 (2) ◽  
Author(s):  
Akbar Mobinikhaledi ◽  
Hassan Moghanian ◽  
Bahram Ajerloo ◽  
Fatemeh Dousti
2021 ◽  
Author(s):  
Zhifen Guo ◽  
Xin Liu ◽  
Yan Che ◽  
Hongzhu Xing ◽  
Peng Chen

Development of visible-light-induced photocatalytic reactions using molecular oxygen as terminal oxidant is intriguing in view of the current environmental and energy issues. We report herein the synthesis and characterization of...


2019 ◽  
Vol 28 (4) ◽  
pp. 265-272 ◽  
Author(s):  
Hamou Gherras ◽  
Ahmed Yahiaoui ◽  
Aicha Hachemaoui ◽  
Abdelkader Belfedal ◽  
Abdelkader Dehbi ◽  
...  

The use of conductive polymers as a substitute for metallic conductors and semiconductors has attracted much attention in the literature. In particular, aromatic heterocyclic polymers constitute an important class since they possess chemical and electrical stability in both the oxidized (doped) and neutral (undoped) state. A series of poly(pyrrole- co-2-nitrocinnamaldehyde) were obtained via the condensation of pyrrole and 2-nitrocinnamaldehyde in chloroform using acid exchanged montmorillonite clay called maghnite-H+ as an efficient catalyst. The conjugated copolymer was characterized using proton nuclear magnetic resonance, ultraviolet–visible spectroscopy, Fourier transform infrared spectroscopy, and scanning electron microscopy.


Chemosphere ◽  
2019 ◽  
Vol 215 ◽  
pp. 422-431 ◽  
Author(s):  
Luiz F.O. Maia ◽  
Rodrigo C. Hott ◽  
Patricia C.C. Ladeira ◽  
Bruno Lemos Batista ◽  
Thaina G. Andrade ◽  
...  

2018 ◽  
Vol 7 (2.19) ◽  
pp. 87
Author(s):  
D BALAJ ◽  
C SARALA RUBI ◽  
N G. RENGANATHAN

Attractive nanoparticles have been broadly considered on account of their potential applications as complexity operators in attractive reverberation imaging (MRI) of tumors, cell and DNA partition, attractively guided medication conveyance, tumor hyperthermia. Among the attractive oxides, magnetite nanoparticles are most appropriate because of their low danger and great attractive properties which may be used in drug delivery. Magnetite nanoparticles were synthesized using FeCl3 and FeSO4 as precursors and characterized for size and shape using non-contact AFM.  The formation of magnetite was confirmed by XRD pattern. The elemental composition of the obtained phase was determined using EDAX. In this work, we are aiming to develop drug loaded biopolymer Magnetite nanoparticles for biomedical application. Our main objective is to synthesize and characterize Magnetite (Fe3O4) nanoparticles.  


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