Zobrazeno 1 - 10
of 92
pro vyhledávání: '"M.B.J.G. Freitas"'
Publikováno v:
Journal of Energy Chemistry. 79:118-134
Akademický článek
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Autor:
F.S. Betim, E.L.D. Coelho, V.M. Leal, B.Q. Guimarães, L.B. Magnago, A.A.L. Marins, S.A.D. Ferreira, M.F.F. Lelis, M.B.J.G. Freitas
Publikováno v:
Sustainable Materials and Technologies. 36:e00624
Publikováno v:
Materials Research Bulletin. 162:112179
Autor:
M.F.F. Lelis, V.C.B. Pegoretti, V.M. Leal, L. B. Magnago, A.K.S. Rocha, A.A.L. Marins, S.A.D. Ferreira, M.B.J.G. Freitas, J.J. Santos
Publikováno v:
Materials Research Bulletin. 113:231-240
In this study, from copper recycled from spent lithium-ion batteries (LiBs) is made the synthesis of cupper ferrite (CuFe2O4-LiB). X-ray diffraction, energy dispersive X-ray spectroscopy and inductively coupled plasma optical emission spectrometry (I
Publikováno v:
Ionics. 25:4381-4392
In this study, manganese recycled from cathodes of spent Zn–MnO2 batteries was used for the sol–gel synthesis of a manganese oxide pseudocapacitor with high specific capacitance. The recycled material is a mixture of α-MnO2, Mn3O4, and ZnMn2O4,
Publikováno v:
Materials Research Bulletin. 110:97-101
Development of novel materials based on inexpensive metals is crucial for renewable energy storage technologies. Furthermore, the recycling of compounds, such as lithium cobaltate (LiCoO2) from Li-ion battery cathodes, contributes to the recovery of
Autor:
A.K.S. Rocha, L. B. Magnago, S.A.D. Ferreira, V.C.B. Pegoretti, M.F.F. Lelis, M.B.J.G. Freitas
Publikováno v:
Ionics. 25:2361-2372
In this study, a co-precipitation method was used for the synthesis of undoped ferrites (Fe2O3/Fe3O4-R) and nickel-doped ferrites from nickel reagents (NiFe2O4-R) and from nickel recycled from spent Ni-MH batteries (NiFe2O4-B). Ferrite structure and
Autor:
P.V.M. Dixini, J. B. Falqueto, M.F.F. Lelis, V.G. Celante, V.C.B. Pegoretti, L. B. Magnago, A.K.S. Rocha, M.B.J.G. Freitas
Publikováno v:
Ionics. 24:2167-2173
Cobalt recycled from spent Li-ion batteries has been used in the catalysis of azo dye. Metallic cobalt with a compact hexagonal structure was recycled by electrodeposition after leaching a solution of Li-ion battery cathode and applying a potential o
Autor:
T.F.M. Moreira, S.A.D. Ferreira, M.F.F. Lelis, I.L. Santana, M.B.J.G. Freitas, Josimar Ribeiro
Publikováno v:
Materials Chemistry and Physics. 205:186-194
This research developed a sustainable, green, hydrometallurgical route for recycling the positive electrodes of Ni-Cd batteries using citric acid as a leaching agent. The mixed oxide was synthesized using a gel precursor that was calcinated at 400 °