نتایج جستجو برای: cobalt phthalocyanine

تعداد نتایج: 32940  

2017
Peng Zhou Liang Jiang Fan Wang Kejian Deng Kangle Lv Zehui Zhang

Replacement of precious noble metal catalysts with low-cost, non-noble heterogeneous catalysts for chemoselective reduction and reductive coupling of nitro compounds holds tremendous promise for the clean synthesis of nitrogen-containing chemicals. We report a robust cobalt-nitrogen/carbon (Co-N x /C-800-AT) catalyst for the reduction and reductive coupling of nitro compounds into amines and th...

Journal: :Inorganica Chimica Acta 2023

An account on the synthesis of an unsymmetrically substituted cobalt phthalocyanine, 2-(4-carboxyphenoxy)-9,16,23-tri-tert-butyl-phthalocyaninato-cobalt(II) (complex 1) and its symmetric counterpart, 2,9,16,23-tetra-tert-butylphthalocyanine (II) 2) is provided in this work. The complexes reported were applied electrooxidation hydrazine with a glassy carbon electrode serving as support for elect...

Hamideh Ghanei Jafar Hosseinalizadeh Khorasani Mohammad Kazem Amini, Shahram Tangestaninejad

A flow injection method is reported for the determination of ascorbic acid based on amperometric detection, using a cobalt(II) phthalocyanine (CoPc) modified graphite-epoxy electrode. The amperometric respons was evaluated with regard to pH, ionic strength of the electrolyte, flow rate of the carrier solution, injected sample volume and conditioning time of the electrode. The limit of detec...

Journal: :Physics open 2021

The effect of a ferromagnetic scanning tunneling microscope (STM) cobalt tip on the electronic, magnetic and electronic transport properties Co-phthalocyanine (CoPc)/Co(111) junction has been investigated in framework density functional theory conjunction with Landauer non-equilibrium Green function formalism. It is shown that spin moment CoPc molecule can be flipped by varying distance between...

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