Carbon Nanocage Capacitors
Chemically bubbled 3D N-doped honeycomb-like carbon nanocage@ carbon nanotube-based monolithic electrode for supercapacitor and lithium ion battery Appl Surf Sci, 612 ( 2023 ), pp. 155 - 878 View in Scopus Google Scholar
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Synergistic multi-functional N-doped carbon Nanocage@CNT/ZnMn2O4/Ti3C2 MXene: Powering battery, supercapacitor…
Chemically bubbled 3D N-doped honeycomb-like carbon nanocage@ carbon nanotube-based monolithic electrode for supercapacitor and lithium ion battery Appl Surf Sci, 612 ( 2023 ), pp. 155 - 878 View in Scopus Google Scholar
Carbon Nanocages as Supercapacitor Electrode Materials
Supercapacitor electrode materials: Carbon nanocages are conveniently produced by an in situ MgO template method and demonstrate high specific capacitance over a wide range …
Carbon nanomaterials and their composites for supercapacitors
Carbon materials, such as carbon nanotube, graphene, activated carbon, and carbon nanocage, are most widely concerned in the application of supercapacitors. The synergistic effect of composites can often obtain excellent results, which is one of the common strategies to increase the electrochemical performance of supercapacitors.
Carbon nanocages bridged with graphene enable fast kinetics for …
Herein, hierarchical carbon framework (HCF) anode material composed of 0D carbon nanocage bridged with 2D graphene network are developed via a template-confined …
High performance capacitive deionization using modified ZIF-8-derived, N-doped porous carbon …
Gold-nanoparticle-embedded ZIF-8-derived nitrogen-doped carbon calcined at 800 °C and PEDOT doped-NC-800 and Au@NC800 and NC800-PEDOT can be promisingly applicable as highly efficient CDI electrode materials. Zeolitic imidazolate framework (ZIF) composite-derived carbon exhibiting large surface area and high …
Compressing Carbon Nanocages by Capillarity for Optimizing Porous Structures toward Ultrahigh-Volumetric-Performance Supercapacitors …
High volumetric energy density combined with high power density is highly desired for electrical double-layer capacitors. Usually the volumetric performance is improved by compressing carbon material to increase density but at the much expense of power density due to the deviation of the compressed …
Hydrous ruthenium oxide quantum dots anchored on carbon nanocages for Zn-ion hybrid capacitors
Zn-ion hybrid capacitors (ZICs) are a novel and promising electrochemical energy storage system, while exploring high-performance cathode materials is essential for the development of ZICs. Herein, we propose hydrous ruthenium oxide quantum dots (RuO<SUB>2</SUB> QDs) anchored on porous carbon nanocages (PCNCs) as a new cathode material for …
Hydrous ruthenium oxide quantum dots anchored on carbon nanocages for Zn-ion hybrid capacitors…
Zn-ion hybrid capacitors (ZICs) are a novel and promising electrochemical energy storage system, while exploring high-performance cathode materials is essential for the development of ZICs. Herein, we propose hydrous ruthenium oxide quantum dots (RuO2 QDs) anchored on porous carbon nanocages (PCNCs) as a new cathode material for ZICs.
Synthesis of Ultrathin Nitrogen-Doped Graphitic …
The CNCs-800 show high specific capacitance (248 F g –1 at 1.0 A g –1 ), excellent rate capability (88% and 76% capacitance retention at 10 and 100 A g –1, respectively), and outstanding cycling stability (∼95% …
Carbon Nanocages bridged with Graphene enable Fast Kinetics for Dual-carbon Lithium-ion Capacitors …
Download Citation | Carbon Nanocages bridged with Graphene enable Fast Kinetics for Dual-carbon Lithium-ion Capacitors | Lithium-ion ... The HCF with nanocage structure reduces the Li ...
Carbon nanocages bridged with graphene enable fast kinetics for …
Herein, we prepared hierarchical carbon framework (HCF) materials as fast and high-capacity LIC anode, which are composed of carbon nanocage derived from …
One-step production of carbon nanocages for supercapacitors …
However, for most of commercial activated‑carbon products, their unfavorable pore-size distribution (dominantly of 0.5–1.0 nm) and shielding of pores can severely reduce the effective SSA hence hinder the capacitive performance, especially when being applied at].
Designing a carbon nanotubes-interconnected ZIF …
More importantly, a symmetric supercapacitor gave an energy density of 23.3 W h kg −1 at a power density of 3382.2 W kg −1 and impressive long-term stability (96.6% retention after 5000 cycles). These results suggest …
Materials | Free Full-Text | Iodine-Doped Hollow Carbon Nanocage…
Zn-ion hybrid supercapacitors (ZHCs) combining merits of battery-type and capacitive electrodes are considered to be a prospective candidate in energy storage systems. Tailor-made carbon cathodes with high zincophilicity and abundant physi/chemisorption sites are critical but it remains a great challenge to achieve both …
Carbon Nanocages as Supercapacitor Electrode Materials
Advanced Materials, one of the world''s most prestigious journals, is the home of choice for best-in-class materials science for more than 30 years. Supercapacitor electrode materials: Carbon nanocages are conveniently produced by an in situ MgO template method and demonstrate high specific capacitance over a wide range of charging– …
2D crumpled nitrogen-doped carbon nanosheets anode with capacitive-dominated behavior for ultrafast-charging and high-energy-density Li-ion capacitors
Li-ion capacitors (LICs) are promising to simultaneously achieve battery-level energy density and supercapacitor-level power density, but the slow kinetics of diffusion-controlled battery anodes lead to unmatched two-electrode kinetics at the device level. Herein, we report a capacitive-dominated anode of tw
Hydrous ruthenium oxide quantum dots anchored on carbon nanocages for Zn-ion hybrid capacitors
Zn-ion hybrid capacitors (ZICs) are a novel and promising electrochemical energy storage system, while exploring high-performance cathode materials is essential for the development of ZICs. Herein, we propose hydrous ruthenium oxide quantum dots (RuO2 QDs ...
Enhanced Electrosorption Ability of Carbon Nanocages as an Advanced Electrode Material for Capacitive …
The structure of an electrode material has an important impact on the performance of a capacitive deionization (CDI) device. However, it is still a challenge to design and synthesize electrode materials with a rational structure based on deep understanding of their structure-dependent CDI performance. Herein, we report the …
Significant stability enhancement of Ag@carbon electrode based on physical confinement of carbon nanocage and its application in capacitive ...
Significant stability enhancement of Ag@carbon electrode based on physical confinement of carbon nanocage and its application in capacitive deionization Author links open overlay panel Yingjie He a 1, Bichao Wu b 1, Sikpaam Issaka Alhassan b, Lvji Yan b, Yiyun Cao b, Dun Wei b, Baixue Ouyang b, Peng Chen b, TingZheng …
The Composite-Template Method to Construct Hierarchical Carbon Nanocages for Supercapacitors …
3D hierarchical carbon nanocages (hCNC) are becoming new platforms for advanced energy storage and conversion due to their unique structural characteristics, especially the combination of multiscale pore structure with high conductivity of sp<sup>2</sup> carbon frameworks, which can promote the mass …
Interconnected N/P co-doped carbon nanocage as high …
Heteroatom doping carbon materials exhibit a huge application potential for energy storage devices (ESDs). Herein, interconnected N/P co-doped carbon nanocage …
Highly flexible and free-standing carbon nanotube/hollow carbon nanocage hybrid films for high-performance supercapacitors
In this study, we demonstrate a facile layer-by-layer strategy toward preparing a CNT/hollow carbon nanocage (HCNC) hybrid film. ... the hybrid film exhibits a high specific capacitance of 183.7 F g −1 at 10 mV s −1 and good cycling stability of 85% retention −1 ...
Pseudocapacitive Vanadium Nitride Quantum Dots Modified One-Dimensional Carbon Cages Enable Highly Kinetics-Compatible Sodium Ion Capacitors …
The kinetics incompatibility between battery-type anode and capacitive-type cathode for sodium ion hybrid capacitors (SIHCs) seriously hinders their overall performance output. Herein, we construct a SIHCs device by coupling with quantum grade vanadium nitride (VN) nanodots anchored in one-dimension …
Metal‐Organic‐Framework Derived Core‐Shell N‐Doped Carbon Nanocage…
To enhance the performance of Li-ion batteries, hierarchical carbon-based hollow frameworks embedded with cobalt nanoparticles are prepared by the pyrolysis of core-shell ZIF-8@ZIF-67 polyhedrals prepared via a seed-mediated growth method. The resultant hollow ...
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（ZIC）,ZIC。,（PCNC）（RuO 2 QD）ZIC。 RuO 2 QDs@PCNCs,2-3 nmRuO 2 QDsPCNC, ...
Metal–organic framework-derived CoSe 2 @N-doped carbon …
The N-doped carbon nanocubes enhance the electronic conductivity of the composite, while the nanoscale CoSe 2 facilitates rapid ion migration. Furthermore, the …
A SnOx Quantum Dots Embedded Carbon Nanocage Network with Ultrahigh …
Tin-based materials with high specific capacity have been studied as high-performance anodes for energy storage devices. Herein, a SnOx (x = 0, 1, 2) quantum dots@carbon hybrid is designed and prepared by a binary oxide-induced surface-targeted coating of ZIF-8 followed by pyrolysis approach, in which SnOx quantum dots (under 5 …
Significant stability enhancement of Ag@carbon electrode based on physical confinement of carbon nanocage and its application in capacitive ...
As shown in Fig. 1 a, the Ag + /H 2 O 2 synergistic oxidation carbonization strategy was adopted to successfully prepare Ag@CN with a carbon nanocage structure. The SEM image in Fig. 1 b shows the typical spherical structure of Ag@CN with a uniform spherical morphology like that of polymer-derived carbon. ...
Compressing Carbon Nanocages by Capillarity for Optimizing …
Herein the authors report an efficient approach to increase the density and optimize the porous structure by collapsing the carbon nanocages via capillarity. Three …
Carbon Nanocages bridged with Graphene enable Fast Kinetics …
Herein, hierarchical carbon framework (HCF) anode material composed of 0D carbon nanocage bridged with 2D graphene network are developed via a template-confined …
Recent Progress of Hollow Carbon Nanocages: General Design …
1 Introduction In the past several decades, 0D fullerenes (1985), 1D carbon nanotubes (CNTs) (1991), 2D graphene (2004), and graphdiyne (2010) have been discovered successively, making carbon nanomaterials one of the most interesting frontiers today. [1-5] In the last decade, scientists all over the world have been devoted to the physical and …