MnCo2 O4 nano powders;
Hydrothermal synthesis;
Solid-state method;
Sol -gel method;
Energy storage devices;
Conductivity;
Stability;
MANGANESE-COBALT OXIDE;
RECOVERY;
CATHODE;
D O I:
10.1016/j.jics.2024.101209
中图分类号:
O6 [化学];
学科分类号:
0703 ;
摘要:
This study explores the synthesis of manganese cobalt oxide (MnCo2O4) nano powders via hydrothermal, solidstate, and sol-gel methods for potential application in energy storage devices. The solid-state approach, calcination at 600 degrees C, yielded superior results, confirmed by XRD analysis. FTIR spectroscopy revealed characteristic metal oxide bond vibrations in the MnCo2O4. Structural and morphological analyses highlighted the suitability of the material for energy storage. Cyclic voltammetry showed a high specific capacitance of 419 Fg-1 at 5 mV/s, indicating MnCo2O4's promise as an electrode material. Electrochemical impedance analysis affirmed the readiness of MnCo2O4 for practical use. Thermal stability studies further supported the efficacy of the manganese cobalt oxide material. This study underscores the potential of MnCo2O4 nano powders for capacitors and supercapattery applications.
机构:
Chonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South KoreaChonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South Korea
Shrestha, Khem Raj
Kandula, Syam
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Chonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South KoreaChonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South Korea
Kandula, Syam
Rajeshkhanna, G.
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Chonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South KoreaChonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South Korea
Rajeshkhanna, G.
Srivastava, Manish
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Univ Delhi, Dept Phys & Astrophys, Delhi 110007, IndiaChonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South Korea
Srivastava, Manish
Kim, Nam Hoon
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Chonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South KoreaChonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South Korea
Kim, Nam Hoon
Lee, Joong Hee
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Chonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South Korea
Chonbuk Natl Univ, Dept Polymer Nano Sci & Technol, Ctr Carbon Composite Mat, Jeonju 54896, Jeonbuk, South KoreaChonbuk Natl Univ, Dept BIN Convergence Technol, Adv Mat Inst BIN Convergence Technol, Plus Global Program BK21, Jeonju 54896, Jeonbuk, South Korea