Oxygen Electroreduction on Catalysts Containing Platinum Deposited on Carbon Nanotubes Modified by O, N and P Atoms

Platinum established on sporadic fabrics has existed ultimate favorite something which incites activity for produce cathodes for a sort of electrochemical capacity beginnings. The purpose concerning this research search out check the effect of O, N, and P atoms on the fundamental, electrocatalytic, and disintegration features of as-synthesised monoplatinum motivations. The checked Pt/CNTmod motivations manifested improved electrochemically alive light surface district and energetic generated power, in addition to raised catalytic project in salty electrolytes all along the oxygen decline backlash (ORR). The half-wave potential reaches 0.89 V for nitrogen-drugged and 0.88 V for planet seen at dawn-drugged CNTs, that is corresponding to a marketing impetus. The raised possessions of Pt/CNT stimulants are elucidated by changes in the arrangement and amount of groups caused on the CNT surface, in addition to their photoelectric building. Pt/CNTHNO3+N and Pt/CNTHNO3+NP are ultimate hopeful incentives for use as cathode matters in salty medium established the total of the important features. The influence of the light bulk (10, 20, 40, 60 wt %) on the establishment, electrochemical traits and the response course of ORR in an soluble electrolyte has existed intentional. The topmost discrimination in ORR to water is noticed for impetuses combined on nitrogen-drugged CNTs and increases on account of the progress of the Pt surface on the terminal. The occupancy of hydrogen whiten and a decrease instability are noticed at a depressed content of light. Thus, in accordance with the entirety of the results concerning this study, stimulants accompanying 60 and 40 wt. % Pt/CNTNaOH+N, in addition to Pt/CNTHNO3+N and Pt/CNTHNO3+NP are ultimate hopeful impetuses for salty fuel containers.

Author(s) Details:

Vera Bogdanovskaya,
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Moscow, Russia.

Inna Vernigor,
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Moscow, Russia.

Marina Radina,
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Moscow, Russia.

Vladimir Andreev,
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Moscow, Russia.

Oleg Korchagin,
A.N. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, Moscow, Russia.

Please see the link here: https://stm.bookpi.org/RACMS-V4/article/view/8697

Keywords: Monoplatinum catalyst, carbon nanotube, modification, electrochemically active surface area ( EAS ), oxygen reduction reaction (ORR), corrosion stability

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