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Research & Reviews: Journal of Material Sciences | ISSN: 2321-6212 | Volulme 6
November 07-08, 2018 | Atlanta, USA
Materials Science and Engineering
15
th
International Conference and Exhibition on
Applied Crystallography
3
rd
International Conference on
&
Facile synthesis of Ni-doped ZnFe
2
O
4
nanoparticles supported on carbon black as an efficient
electrocatalyst for oxygen reduction reaction in fuel cells
Maryam Kiani
Sichuan University, China
N
ovel nanocomposite system Ni-doped ZnFe
2
O
4
with carbon black was efficiently synthesized for oxygen reduction
reaction (ORR) by a simple, scalable hydrothermal synthesis route. Face Centered Cubic (FCC) phase of the Ni-doped
ZnFe
2
O
4
nanocomposite was confirmed by X-Ray Powder Diffraction (XRD) analysis. The average particle size is calculated
at 20nm. The as-synthesized Ni-doped ZnFe
2
O
4
/C nanocomposite displays enhanced ORR catalytic performance than pure
ZnFe
2
O
4
, ZnFe
2
O
4
/C and Ni-doped ZnFe
2
O
4
/C, which mostly favors a desired direct 4e- reaction pathway in the ORR. The
improved electrocatalytic performance of the Ni-doped ZnFe
2
O
4
/C nanocomposite is ascribed to the doping of Ni atoms in
zinc ferrite with carbon black, which affects the lattice parameter of crystal structure, particle size and specific surface area and
the strong coupling of with carbon black.
Biography
Maryam Kiani obtained her MPhil degree from National University of Science and Technology (NUST) Islamabad, Pakistan. She is currently doing PhD at College
of Material Science and Engineering Sichuan University China and doing research on Energy Materials and Devices under the supervision of Prof Ruilin Wang. Her
research is focused on the non-noble metal catalyst for fuel cells.
maryam.kiani@yahoo.comMaryam Kiani, Res. Rev. J Mat. Sci. 2018, Volume 6
DOI: 10.4172/2321-6212-C8-035