Themed collection Supercapacitors– Topic Highlight
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Amorphous MOFs for next generation supercapacitors and batteries
New opportunities and challenges associated with amorphous MOFs for energy storage.
Energy Adv., 2023,2, 1591-1603
https://doi.org/10.1039/D3YA00306J
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MXene–carbon based hybrid materials for supercapacitor applications
Designing hybrid materials with superior electrochemical properties has attracted tremendous interest in recent years for energy-storage applications owing to a high demand for energy sources and the depletion of fossil fuel resources.
Energy Adv., 2024,3, 341-365
https://doi.org/10.1039/D3YA00502J
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Recent technological advances in designing electrodes and electrolytes for efficient zinc ion hybrid supercapacitors
Efficient ways of realizing energy and power dense rechargeable zinc ion hybrid supercapacitors (ZIHSCs) with advanced electrode and eletrolyte designing strategies have been reviewed.
Energy Adv., 2023,2, 1263-1293
https://doi.org/10.1039/D3YA00259D
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Recent advances in electrospun fibers based on transition metal oxides for supercapacitor applications: a review
Recent advances in the role of electrospun nanofibers based on transition metal oxides in advanced supercapacitor applications, its challenges and progress towards the future “zero emission electric era” are highlighted in this review.
Energy Adv., 2023,2, 922-947
https://doi.org/10.1039/D3YA00067B
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Planar micro-supercapacitors toward high performance energy storage devices: design, application and prospects
The well-designed planar micro-supercapacitors can be manufactured through a variety of techniques for the applications in flexible electronics, biosensors, power grids and integrated chips.
Energy Adv., 2023,2, 765-783
https://doi.org/10.1039/D3YA00080J
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Black goes green: single-step solvent exchange for sol-gel synthesis of carbon spherogels as high-performance supercapacitor electrodes
The novel synthesis of carbon spherogels in organic solvents enables energy and solvent savings and omits supercritical drying. In addition, the resulting carbon spherogels feature excellent capacitance for energy storage in a supercapacitor setup.
Energy Adv., 2024,3, 482-494
https://doi.org/10.1039/D3YA00480E
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Charge storage kinetics of interconnected MnO2 nano-needles/reduced graphene oxide composite for high energy density quasi-solid-state sodium ion asymmetric supercapacitor
A facile synthesis route for preparing manganese dioxide (MnO2) with unique nano-needle morphology and its nanocomposite with reduced graphene oxide (MnO2–rGO) for high energy density quasi-solid-state asymmetric supercapacitor.
Energy Adv., 2024,3, 191-202
https://doi.org/10.1039/D3YA00469D
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Rationally stabilized hierarchical NiCo2O4 hollow nanoballs for high-performance asymmetric supercapacitors and excellent methanol oxidation
Constructing intriguing morphologies of mono/multivalent materials e.g. NiCo2O4 leads to improvement in electrochemical activities due to high surface area and porosity. This is an eco-effective method for achieving higher performance in energy applications.
Energy Adv., 2024,3, 177-190
https://doi.org/10.1039/D3YA00290J
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Exploring the feasibility of a two-dimensional layered cobalt-based coordination polymer for supercapacitor applications: effect of electrolytic cations
Co-CP, a 2D coordination polymer, synthesized via slow diffusion, serves as a supercapacitor electrode. The kinetic effects of three different electrolytic cations (Na+, K+, and Li+) in 3-electrode and 2-electrode setups were investigated further.
Energy Adv., 2023,2, 2119-2128
https://doi.org/10.1039/D3YA00378G
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Compositionally variant bimetallic Cu–Mn oxysulfide electrodes with meritorious supercapacitive performance and high energy density
The fabricated asymmetric supercapacitor device (Cu3Mn1OS//AC) exhibits a very high energy density of 76.56 W h kg−1 along with a power density of 985.01 W kg−1 at 1 A g−1 with superior electrochemical stability and efficiency over 10 000 cycles.
Energy Adv., 2023,2, 2129-2139
https://doi.org/10.1039/D3YA00415E
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Screening the deep eutectic electrolytes for supercapacitors with alleviated self-discharge
The functional groups in HBD for deep eutectic electrolytes have a profound impact on the self-discharge of supercapacitors.
Energy Adv., 2023,2, 1935-1941
https://doi.org/10.1039/D3YA00390F
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High-performance asymmetric supercapacitor device with nickel–cobalt bimetallic sites encapsulated in multilayered nanotubes
Assembled ASC and corresponding red LED lightning via connection of two ASCs in series.
Energy Adv., 2023,2, 1650-1659
https://doi.org/10.1039/D3YA00206C
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Ultra-low cost supercapacitors from coal char: effect of electrolyte on double layer capacitance
Untreated coal char is explored as an ultra-low cost supercapacitor material in various electrolytes.
Energy Adv., 2023,2, 1036-1044
https://doi.org/10.1039/D3YA00064H
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Physics-informed Gaussian process regression of in operando capacitance for carbon supercapacitors
Modeling electric double layer (EDL) capacitance with physics-informed Gaussian process regression (PhysGPR) avoids unphysical predictions that might be encountered in conventional machine learning methods.
Energy Adv., 2023,2, 843-853
https://doi.org/10.1039/D3YA00071K
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Performances of dual carbon multi-ion supercapacitors in aqueous and non-aqueous electrolytes
Avocado-seed biomass-derived activated carbon was successfully synthesized by carbonization followed by chemical activation.
Energy Adv., 2023,2, 385-397
https://doi.org/10.1039/D2YA00271J
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Alkaline hydrogel electrolyte from biosourced chitosan to enhance the rate capability and energy density of carbon-based supercapacitors
A green biodegradable hydrogel electrolyte was developed from chitosan biopolymer and KOH. This allows one to increase the energy density of carbon-based supercapacitors and to prevent the electrode degradation and current collector corrosion.
Energy Adv., 2022,1, 1051-1064
https://doi.org/10.1039/D2YA00250G
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Grass-like alumina nanoelectrodes for hierarchical porous silicon supercapacitors
We demonstrate a new kind of conformal nanoelectrode for hierarchical supercapacitors made by ALD. This grass-like alumina (GLA) nanoelectrode increases the capacitance of PS supercapacitors fourfold or 4× and consists of a TiN-GLA-TiN stack.
Energy Adv., 2022,1, 1041-1050
https://doi.org/10.1039/D2YA00177B
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Engineering heterostructured nickel–cobalt sulfide@hydroxide nanoarrays with spontaneous and fast interfacial charge transfer for high-energy-density supercapacitors
The electrodes of NCS@NC LDH core–shell nanoarrays have high mass loading and superior conductivity of which the assembled asymmetric supercapacitor demonstrates a high energy density of 880 μW h cm−2 (1.5 mW cm−2).
Energy Adv., 2022,1, 704-714
https://doi.org/10.1039/D2YA00183G
About this collection
Energy Advances features cutting-edge science at the forefront of energy technology with a particular focus on emerging materials and methods. This collection highlights some of our recent publications focussing on supercapacitors.
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