In situ fabrication of three-dimensional, ultrathin graphitae/carbon nanotube/NiO composite as binder-free electrode for high-performance energy storage
Metal oxides have attracted considerable attention as promising electrode materials for energy storage, but the use of metal oxides for electrodes still faces challenges such as attaining high capacity, good cycle stability, and high-rated performance. Therefore, rational design of electrode architectures and assembling metal oxides into desired structures to further enhance electrochemical performance is necessary. Here, novel 3D electrode architectures consisting of 3D ultra-thin graphite film (UGF)/carbon nanotubes (CNTs) uniformly covered by NiO nanosheets are successfully constructed by a chemical vapor deposition and subsequent electrodeposition, which are directly used as bind-free electrodes for supercapacitors and Li-ion batteries. In such composite structures, 3D UGF/CNTs serve as substrates for NiO nanosheet decoration, and act as spacers to stabilize the composite structure, making the active surfaces of NiO nanosheets accessible for electrolyte penetration and accommodating volume changes during charge/discharge processes. As expected, 3D UGF/CNTs/NiO as electrode material for supercapacitors showed high specific capacitance (750.8 F g(-1) at current density of 1 A g(-1)), superior rate performance (capacitance of 575.6 F g(-1) at 10 A g(-1)) and excellent cycle stability (no decay after 3000 cycles). Moreover, the 3D CNTs/UGF/NiO composite also exhibited enhanced lithium storage properties as anode materials for Li-ion batteries.
机构:
Ulsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South KoreaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Choi, Nam-Soon
;
Chen, Zonghai
论文数: 0引用数: 0
h-index: 0
机构:
Argonne Natl Lab, Chem Sci & Engn Div, Argonne, IL 60439 USAUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Chen, Zonghai
;
Freunberger, Stefan A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ St Andrews, Sch Chem, St Andrews KY16 9ST, Fife, ScotlandUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Freunberger, Stefan A.
;
Ji, Xiulei
论文数: 0引用数: 0
h-index: 0
机构:
Univ Waterloo, Dept Chem, Waterloo, ON N2L 3G1, CanadaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Ji, Xiulei
;
Sun, Yang-Kook
论文数: 0引用数: 0
h-index: 0
机构:
Hanyang Univ, Dept Chem Engn, Seoul 133791, South KoreaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Sun, Yang-Kook
;
Amine, Khalil
论文数: 0引用数: 0
h-index: 0
机构:
Argonne Natl Lab, Chem Sci & Engn Div, Argonne, IL 60439 USAUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Amine, Khalil
;
Yushin, Gleb
论文数: 0引用数: 0
h-index: 0
机构:
Georgia Inst Technol, Sch Mat Sci & Engn, Atlanta, GA 30332 USAUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Yushin, Gleb
;
Nazar, Linda F.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Waterloo, Dept Chem, Waterloo, ON N2L 3G1, CanadaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Nazar, Linda F.
;
Cho, Jaephil
论文数: 0引用数: 0
h-index: 0
机构:
Ulsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South KoreaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Cho, Jaephil
;
Bruce, Peter G.
论文数: 0引用数: 0
h-index: 0
机构:
Univ St Andrews, Sch Chem, St Andrews KY16 9ST, Fife, ScotlandUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Univ Calif Los Angeles, Calif NanoSyst Inst, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Dunn, Bruce
;
Kamath, Haresh
论文数: 0引用数: 0
h-index: 0
机构:
Elect Power Res Inst, Palo Alto, CA 94304 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Kamath, Haresh
;
Tarascon, Jean-Marie
论文数: 0引用数: 0
h-index: 0
机构:
Univ Picardie Jules Verne, Lab React Chim Solides, F-80039 Amiens, France
Coll France, F-75231 Paris, FranceUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
机构:
Ulsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South KoreaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Choi, Nam-Soon
;
Chen, Zonghai
论文数: 0引用数: 0
h-index: 0
机构:
Argonne Natl Lab, Chem Sci & Engn Div, Argonne, IL 60439 USAUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Chen, Zonghai
;
Freunberger, Stefan A.
论文数: 0引用数: 0
h-index: 0
机构:
Univ St Andrews, Sch Chem, St Andrews KY16 9ST, Fife, ScotlandUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Freunberger, Stefan A.
;
Ji, Xiulei
论文数: 0引用数: 0
h-index: 0
机构:
Univ Waterloo, Dept Chem, Waterloo, ON N2L 3G1, CanadaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Ji, Xiulei
;
Sun, Yang-Kook
论文数: 0引用数: 0
h-index: 0
机构:
Hanyang Univ, Dept Chem Engn, Seoul 133791, South KoreaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Sun, Yang-Kook
;
Amine, Khalil
论文数: 0引用数: 0
h-index: 0
机构:
Argonne Natl Lab, Chem Sci & Engn Div, Argonne, IL 60439 USAUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Amine, Khalil
;
Yushin, Gleb
论文数: 0引用数: 0
h-index: 0
机构:
Georgia Inst Technol, Sch Mat Sci & Engn, Atlanta, GA 30332 USAUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Yushin, Gleb
;
Nazar, Linda F.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Waterloo, Dept Chem, Waterloo, ON N2L 3G1, CanadaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Nazar, Linda F.
;
Cho, Jaephil
论文数: 0引用数: 0
h-index: 0
机构:
Ulsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South KoreaUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
Cho, Jaephil
;
Bruce, Peter G.
论文数: 0引用数: 0
h-index: 0
机构:
Univ St Andrews, Sch Chem, St Andrews KY16 9ST, Fife, ScotlandUlsan Natl Inst Sci & Technol, Interdisciplinary Sch Green Energy, Ulsan 689798, South Korea
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Univ Calif Los Angeles, Calif NanoSyst Inst, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Dunn, Bruce
;
Kamath, Haresh
论文数: 0引用数: 0
h-index: 0
机构:
Elect Power Res Inst, Palo Alto, CA 94304 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Kamath, Haresh
;
Tarascon, Jean-Marie
论文数: 0引用数: 0
h-index: 0
机构:
Univ Picardie Jules Verne, Lab React Chim Solides, F-80039 Amiens, France
Coll France, F-75231 Paris, FranceUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA