Herein, a 1,5-naphthalenediamine (NDA)-composited VO 2 hierarchical material (VO@NDA) with both iodine and zinc storage activity is proposed, which can be regarded as an innovative concept for designing high
The electrochemical performance of MXene hybrid structures, as cutting-edge energy storage materials, is primarily determined by their structural and interfacial properties.
Two-dimensional (2D) materials provide slit-shaped ion diffusion channels that enable fast movement of lithium and other ions. However, electronic conductivity, the number
The electrochemical performance of MXene hybrid structures, as cutting-edge energy storage materials, is primarily determined by their structural and interfacial properties. According to theoretical predictions, the structural design and multi-functionalization of materials primarily involve three key aspects: expanding the interlayer spacing, modifying surface
Two-dimensional (2D) materials with meritorious characteristics like unique layered structure, good surface reactions, flexibility and high electrochemical reactivity makes them trending materials for energy applications. Among them, energy storage devices like
Nevertheless, to meet the growing demand of society for electrochemical energy storage, non-liquid electrolytes still face several challenges, for examples: i) the ion conductivity is generally low [17, 18]; ii) the inherent chemical potential of non-liquid electrolytes may be incompatible with that of electrode, causing spontaneous chemical reactions to occur in the
Developing advanced electrochemical energy storage technologies (e.g., batteries and supercapacitors) is of particular importance to solve inherent drawbacks of clean energy systems. However, confined by limited power density for batteries and inferior energy density for supercapacitors, exploiting high-performance electrode materials holds the key to
Nanosheet pseudocapacitors have yielded significant early advances in hybrids of graphene with layered double hydroxides and with metal oxide nanosheets to store energy
Self-discharge (SD) is a spontaneous loss of energy from a charged storage device without connecting to the external circuit. This inbuilt energy loss, due to the flow of charge driven by the pseudo force, is on account of various self-discharging mechanisms that shift the storage system from a higher-charged free energy state to a lower free state (Fig. 1 a) [32],
For energy-related applications such as solar cells, catalysts, thermo-electrics, lithium-ion batteries, graphene-based materials, supercapacitors, and hydrogen storage systems, nanostructured materials have been extensively studied because of their advantages of high surface to volume ratios, favorable transport properties, tunable physical pro...
Here we report the first, to our knowledge, ''trimodal'' material that synergistically stores large amounts of thermal energy by integrating three distinct energy storage modes—latent,...
For energy-related applications such as solar cells, catalysts, thermo-electrics, lithium-ion batteries, graphene-based materials, supercapacitors, and hydrogen storage systems, nanostructured materials
Here we report a new dual-ion hybrid electrochemical system that optimizes the supercapacitor-type cathode and battery-type anode to boost energy density, achieving an ultrahigh energy density of up to 252 W kg −1 (under a power density of 215 W kg −1), which is much superior to those of most of the available supercapacitors and dual-ion
Nanosheet pseudocapacitors have yielded significant early advances in hybrids of graphene with layered double hydroxides and with metal oxide nanosheets to store energy at about 3000 F g −1. These pseudocapacitor results also have enabled promising early developments in using similar electrodes in batteries.
It is expected that porous carbons will attract increasingly attention in the field of energy storage materials. The development of key materials for electrochemical energy storage system with high energy density, stable cycle life, safety and low cost is still an important direction to accelerate the performance of various batteries
This review article focuses on explaining the potential and challenges of non-Ti (M 2 X and M 3 X 2) MXenes in energy storage and conversion systems, specifically in the domains of supercapacitors, batteries
Here we report a new dual-ion hybrid electrochemical system that optimizes the supercapacitor-type cathode and battery-type anode to boost energy density, achieving an ultrahigh energy density of up to 252 W kg −1 (under a power
This review article focuses on explaining the potential and challenges of non-Ti (M 2 X and M 3 X 2) MXenes in energy storage and conversion systems, specifically in the domains of supercapacitors, batteries (Li-ion and Li-S), oxygen evolution reaction (OER), hydrogen evolution reaction (HER), and oxygen reduction reaction (ORR).
Two-dimensional (2D) materials with meritorious characteristics like unique layered structure, good surface reactions, flexibility and high electrochemical reactivity makes them trending materials for energy applications. Among them, energy storage devices like batteries and supercapacitors, and fuel cells are explored extensively
5 COFS IN ELECTROCHEMICAL ENERGY STORAGE. Organic materials are promising for electrochemical energy storage because of their environmental friendliness and excellent performance. As one of the popular organic porous materials, COFs are reckoned as one of the promising candidate materials in a wide range of energy-related applications. The well
Pumped energy storage has been the main storage technique for large-scale electrical energy storage (EES). Battery and electrochemical energy storage types are the
Two-dimensional (2D) mesoporous materials (2DMMs), defined as 2D nanosheets with randomly dispersed or orderly aligned mesopores of 2–50 nm, can synergistically combine the fascinating merits of 2D materials and mesoporous materials, while overcoming their intrinsic shortcomings, e.g., easy self-stacking of 2D materials and long ion transport paths in
Here we report the first, to our knowledge, ''trimodal'' material that synergistically stores large amounts of thermal energy by integrating three distinct energy
Biomass, which is derived from abundant renewable resources, is a promising alternative to fossil-fuel-based carbon materials for building a green and sustainable society. Biomass-based carbon materials (BCMs) with tailored hierarchical pore structures, large specific surface areas, and various surface functional groups have been extensively studied as energy
Pumped energy storage has been the main storage technique for large-scale electrical energy storage (EES). Battery and electrochemical energy storage types are the more recently developed methods of storing electricity at times of low demand. Battery energy storage developments have mostly focused on transportation systems and smaller systems
Two-dimensional (2D) materials provide slit-shaped ion diffusion channels that enable fast movement of lithium and other ions. However, electronic conductivity, the number of intercalation sites, and stability during extended cycling are also crucial for building high-performance energy storage devices.
We need to build a genome for 2D material heterostructures for energy storage. As a result of these research efforts, 2D heterostructures can greatly expand the limits of current energy storage technology and open a door to next-generation batteries with improved storage capabilities, faster charging and much longer lifetimes.
Heterostructures with alternating layers of different 2D materials are finding increasing attention in energy applications. Pomerantseva and Gogotsi survey the opportunities and challenges of both developing the heterostructures and their implementation in energy storage devices.
There are three main thermal energy storage (TES) modes: sensible, latent and thermochemical. Traditionally, heat storage has been in the form of sensible heat, raising the temperature of a medium.
Thermal energy storage materials 1, 2 in combination with a Carnot battery 3, 4, 5 could revolutionize the energy storage sector. However, a lack of stable, inexpensive and energy-dense thermal energy storage materials impedes the advancement of this technology.
An overview and critical review is provided of available energy storage technologies, including electrochemical, battery, thermal, thermochemical, flywheel, compressed air, pumped, magnetic, chemical and hydrogen energy storage. Storage categorizations, comparisons, applications, recent developments and research directions are discussed.
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