Suction-cast strategy to enhance hydrogen storage performance of rare
A rare earth-based hydrogen storage alloy was prepared by a novel vacuum suction casting method (SC alloy). • The La 0.6 Mg 0.3 Ni 3.45 Nd 0.1 SC alloy has remarkable hydrogen absorption performance with the maximum of 1.63 wt %.. The capacity retention rate of the La 0.6 Mg 0.3 Ni 3.45 Nd 0.1 SC alloy after 300 cycles reaches
Three-dimensional ordered porous electrode materials for
Li-S batteries should be one of the most promising next-generation electrochemical energy storage devices because they have a high specific capacity of 1672 mAh g −1 and an energy density of
Rationalization of Double Perovskite Oxides as Energy Materials: A
The quest for clean energy conversion has become one of the most important efforts for tackling the greenhouse effect for a sustainable environment. This involves energy-scavenging processes like photovoltaics and catalysis, which have been manifested using the solar spectrum. For high-efficiency and durable conversion processes, the search for
Solar-driven photothermal catalytic CO2 conversion: a review
Light-induced electron-thermal coupling energy storage system: a full-spectrum solar energy conversion process with detailed mass and energy flow diagram
Hierarchical porous hard carbon enables integral solid
Abstract Hard carbon is the most promising anode for sodium-ion battery applications due to the wide availability and low work voltage. However, it often delivers worse electrochemical performance in ester-based electrolytes. Herein, a hierarchically porous loose sponge-like hard carbon with a highly disordered phase, prepared from the
Recent progress on MOF‐derived carbon materials for energy storage
We first introduce the compositions, structures, and synthesis methods of MOF-derived carbon materials, and then discuss their applications and potentials in energy storage systems, including rechargeable lithium/sodium-ion batteries, lithium-sulfur batteries, supercapacitors, and so forth, in detail.
All-carbon lithium capacitor based on salt crystal-templated, N
In the pursuit of a lithium ion capacitor (LIC) with higher energy density and lower cost, the all-carbon symmetric-like LIC (ACS-LIC) has recently risen to prominence. In this article, we report a successful example of ACS-LIC synthesized by constructing both anode and cathode with one designed porous carbo
Necklace-like carbon nanofibers encapsulating MoO2
Rechargeable lithium-ion batteries (LIBs) have been advocated as pivotal electric energy storage units over the past decades due to their high energy and power density, long performance life and environmental friendliness [1,2,3].The surging demand of energy requires higher energy storage capacity in recent years [].One of the most
Boosting the sodium storage performance of Prussian
1. Introduction. Aiming to achieve a sustainable and low-carbon economy, high performance and reliable batteries have been highly desired as energy storage to solve the intermittent and unstable issues of renewable energy, such as solar and wind [1].Featured with high energy density and long lifespan, lithium-ion batteries (LIBs) are
Sn-doped induced stable 1T-WSe2 nanosheets entrenched on N-doped carbon
At present, there have been some reports on the application of metal phase selenide (1T-MSe2) in the field of energy storage. In this manuscript, a stable Sn-doped metal phase tungsten selenide (1T-WSe2-Sn) was elaborately fabricated in situ by a simple calcination technique. N-doping was introduced by employing chitosan as
Carbon-coated hybrid crystals with fast electrochemical reaction kinetics for ultra-stable and high-load sodium-ion batteries | Rare
Herein, a carbon-coated hybrid crystal composite (Sn/SnO x @C) was prepared using an up-bottom method with commercial Sn/SnO nanoparticles. Various
Rare earth (Sm/Eu/Tm) doped ZrO2 driven electro-catalysis, energy
Current work presents the first report on the modification of zirconia (ZrO 2) by doping it with the lanthanides oxides i.e. [samarium, europium, and thulium] forming a [Sm/Eu/Tm] co-doped ZrO 2 system. Lanthanide doping tailored the structure of host material by causing considerable bandgap energy shrinkage from 4.04 to 3.57 eV and
MXene chemistry, electrochemistry and energy storage
The diverse and tunable surface and bulk chemistry of MXenes affords valuable and distinctive properties, which can be useful across many components of energy storage devices. MXenes offer diverse
Integrated energy storage and CO 2 conversion using an aqueous
Our findings suggest that by fundamentally taming the asymmetric reactions, aqueous batteries are viable tools to achieve integrated energy storage and
Rare earth metal lanthanum-organic frameworks derived three
To solve the fore-mentioned problem, we employed the rare earth metal lanthanum-organic frameworks (La-MOF) serve as carbon source via simultaneously activation and catalyst to formulate a La-MOF-derived 3D interconnected mesoporous
Recent development of carbon based materials for energy storage devices
The enormous demand of energy and depletion of fossil fuels has attracted an ample interest of scientist and researchers to develop materials with excellent electrochemical properties. Among these materials carbon based materials like carbon nanotubes (CNTs), graphene (GO and rGO), activated carbon (AC), and conducting
Remarkable low-temperature dehydration kinetics of rare
The screening of potential doping elements for Ca(OH) 2-based thermochemical energy storage were performed. Ca(OH) 2 modified by rare-earth metal element exhibited lower decomposition barrier and onset temperature. Dehydration kinetics of rare-earth-doped Ca(OH) 2 were obtained. The cycling stability of rare-earth-doped
Si/TiO2 carbon fiber core encapsulated in hierarchical
2.1 Synthesis of Si-x/TiO 2 (ST-x) carbon fiber. Si particles were obtained by the magnesium thermal reduction of SiO 2 particles; the detailed synthesis processes are illustrated in the Experimental section of the Supporting Information. Si-x/TiO 2 (ST-x) carbon fibers were fabricated using electrostatic spinning.The spinning solution was
MXene chemistry, electrochemistry and energy storage
The energy storing (and current-collector-free) electrode is the most intriguing role for MXenes and their derivatives. Fast charge storage and stable voltage output have been achieved in organic
A crystal splitting growth and self-assembly route to carbon
The polymer superstructures are thermally stable and transformed to porous carbon scaffolds with well-inherited superstructures via high-temperature carbonization (800 °C) and nitric acid etching (named CS X, X is the polymerization time, Fig. S7).SEM image of CS 24 exhibit well-defined superstructures (∼9.8 μm in diameter) built of nanorod
A V2O3@N–C cathode material for aqueous zinc-ion batteries
Abstract The discontinuity of new types of clean energy, such as wind power and solar cells, has promoted the development of large-scale energy storage systems (EES). Rechargeable aqueous zinc-ion batteries (ZIBs) have received extensive attention due to their inherent safety and low cost. At this stage, the performance of ZIBs
Versatile carbon-based materials from biomass for advanced
In recent years, there has been extensive research on various methods aimed at enhancing the electrochemical performance of biomass-derived carbon for SC
Diversification of interfaces triggered hydrogen storage properties
Solid-state hydrogen storage provides a more secure and efficient choice than maintaining hydrogen in liquid-state or high-pressure compressed gas-state since the hydrogen is storaged in a material by physical adsorption or chemical adsorption [1, 2].Metal hydrides exhibit convincing hydrogen storage abilities because of their diversified
Fe0.8CoSe2 nanosphere coated by N-doped carbon for ultra-high
Potassium-selenium (K-Se) batteries are a promising electrical energy storage candidate because of the cost-effectiveness and material sustainability, yet they suffer from shuttle effect, volume expansion and low powder density. The development of Se-based cathode is an effective way to overcome the above issues. Here we designed
Microencapsulation of n-dodecane into zirconia shell doped with rare
We have designed a new type of bifunctional microcapsules composed of an n-dodecane PCM (phase change material) core and a rare-earth-doped zirconia shell for photoluminescence enhancement and thermal energy storage and have synthesized a series of microcapsule samples through in-situ polycondensation in a non-aqueous
Novel rare earth metal–doped one-dimensional TiO2
In last few years, titanium dioxide (TiO 2)-based various dimensional (0D, 1D, 2D, and 3D) nanostructures (NSs) have been extensively investigated because of their outstanding physio-chemical properties and multifunctional applications in the variety of fields, including energy, environment, biomedicine, and so on.Particularly, one
Rare earth metal lanthanum-organic frameworks derived
Herein, a facile simultaneously activation and catalytic carbonization of the rare earth metal lanthanum-organic frameworks precursor strategy is developed to prepare a novel three-dimensional (3D) mesoporous interconnected carbon nanosheets (LMCN) with large surface area and high graphitization degree. During the synthesizing process,
High entropy oxides for reversible energy storage
The (Co 0.2 Cu 0.2 Mg 0.2 Ni 0.2 Zn 0.2)O electrodes were tested in secondary Li-based battery cells, using 63 wt% of the TM-HEO as active material and evaluated at different specific currents
Versatile carbon superstructures for energy storage
Compared to the simple low-dimensional segments ( e.g., nanosheets, nanoparticles), carbon superstructures deliver excellent skeleton robustness, more uncovered
Boost VS2 electrochemical reactive kinetics by regulating
It delivers conspicuous high energy density of 81 and 40 Wh·kg−1 at power density of 118 and 10,286 W·kg−1, as well as 80% energy retention rate after
V2CTx MXene and its derivatives: synthesis and recent progress in
Energy issue has always been a topic from which mankind cannot escape. It has inspired people to develop more efficient energy storage devices to store fossil energy and/or clean renewable energy [].Among them, lithium-ion batteries (LIBs) with high energy density and supercapacitors (SCs) with high-power density, as two
Prussian blue analogues-derived nitrogen-doped carbon-coated
The design of electrode materials with specific structures is considered a promising approach for improving the performance of lithium-ion batteries (LIBs). In this paper, FeO/CoO hollow nanocages coated with a N-doped carbon layer (FCO@NC) was prepared using Fe-Co-based Prussian blue analogs (PBA) as a precursor. During the
Carbon honeycomb structure with high axial thermal transport
Abstract Thermal transport properties of low-dimensional nanomaterials are highly anisotropic and sensitive to the structural disorder, which can greatly limit their applications in heat dissipation. In this work, we unveil that the carbon honeycomb structures which have high in-plane thermal conductivity simultaneously possess high axial thermal
Graphene, related two-dimensional crystals, and hybrid
Graphene, related 2D crystals, and hybrid systems might play a major role in future energy conversion and storage technologies. The ability to produce these GRMs, and control their properties, might enable a range of device characteristics, with optimized energy/power densities, lifetime, safety, and potentially reducing cost while minimizing
Biomass-derived renewable carbon materials for electrochemical energy
Carbon is the most versatile material and almost touches every aspect of our daily life, such as newspaper, ink, pencil, tire, water purification, energy storage, environmental remediation, civil infrastructures and even advanced aerospace shuttles [Citation 5–8] fact, there are a wide variety of allotropes of carbon materials, such as
Novel nanocomposites based on Tetrazine liquid crystals for energy
The use of liquid crystal in the field of energy storage started as non-displays application due to the high demands of harvesting solar energy [23], [24]. We have prepared a novel nanocomposite based on 3,6-bis(5-(Dodecyloxy) pyridin-2-yl)-1,2,4,5-tetrazine (LCTZ12) liquid crystal and carbon nano tubes (CNTs). PMMA was chosen as
Crystals | Free Full-Text | Thermal Energy Storage Materials (TESMs
Thermal Energy Storage Materials (TESMs) may be the missing link to the "carbon neutral future" of our dreams. TESMs already cater to many renewable heating, cooling and thermal management applications. However, many challenges remain in finding optimal TESMs for specific requirements. Here, we combine literature, a bibliometric
Rare earth modified carbon-based catalysts for oxygen electrode
1. Introduction. The rapid development of technology has led to a significant increase in human society''s demand for energy. However, the environmental problems caused by energy consumption have become increasingly prominent, severely impacting human activities and social progress [1].Therefore, finding clean, renewable
High entropy oxides for reversible energy storage
Recently, a new class of oxide systems, also known as high entropy oxides (HEO), was formulated and reported with first demonstrations for transition-metal-based HEO (TM-HEO) 5, 6, 7,
Metal-organic framework functionalization and design
Unique MOF properties for targeting specific challenges in energy storage devices. a Metal-ion batteries rely on host–guest interactions to store ions while installation of electron reservoirs
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