RSC Advances  

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Energy articles published in the last 6 months

360 items - Showing page 1 of 15
Open Access Paper

Elucidating the performance of hexamethylene tetra-amine interlinked bimetallic NiCo-MOF for efficient electrochemical hydrogen and oxygen evolution

This study investigates the electrocatalytic water splitting capabilities of hexamethylene tetra-amine-linked NiCo-MOF, synthesized via hydrothermal approach. It reveals low overpotentials of 274 mV and 330 mV with Tafel slopes of 78 mV dec−1 and 86 mV dec−1 towards HER and OER respectively.

Graphical abstract: Elucidating the performance of hexamethylene tetra-amine interlinked bimetallic NiCo-MOF for efficient electrochemical hydrogen and oxygen evolution
Open Access Paper

Scanning electrochemical microscopy for the differentiation of radical-induced degradation mechanisms in polymer electrolyte membranes

In this work, a spatially resolved analytical method based on scanning electrochemical microscopy (SECM) to distinguish different degradation phenomena in polymer electrolyte membranes was developed.

Graphical abstract: Scanning electrochemical microscopy for the differentiation of radical-induced degradation mechanisms in polymer electrolyte membranes
Open Access Paper

Degradation of fluoride in groundwater by electrochemical fixed bed system with bauxite: performance and synergistic catalytic mechanism

This study demonstrates that the coordinated defluorination system (IE-BA) which is made up of the industrial aluminum electrode and natural bauxite for fluoride removal. The defluorination mechanism of the IE-BA system is discussed.

Graphical abstract: Degradation of fluoride in groundwater by electrochemical fixed bed system with bauxite: performance and synergistic catalytic mechanism
Open Access Paper

Accelerating carrier separation to boost the photocatalytic CO2 reduction performance of ternary heterojunction Ag–Ti3C2Tx/ZnO catalysts

Developing low-cost and efficient photocatalyst/co-catalyst systems that promote CO2 reduction remains a challenge.

Graphical abstract: Accelerating carrier separation to boost the photocatalytic CO2 reduction performance of ternary heterojunction Ag–Ti3C2Tx/ZnO catalysts
Open Access Paper

Preparation of cyclodextrin polymer-functionalized polyaniline/MXene composites for high-performance supercapacitor

PANI was successfully grown in situ on the surface of MXene derived from CDP. The composite exhibited a good specific surface area and high specific capacitance.

Graphical abstract: Preparation of cyclodextrin polymer-functionalized polyaniline/MXene composites for high-performance supercapacitor
Open Access Paper

A surface-modified Na3V2(PO4)2F3 cathode with high rate capability and cycling stability for sodium ion batteries

Na3V2(PO4)2F3 is an ideal cathode material for sodium-ion batteries with a high theoretical energy density. In this paper, the electronic conductivity of Na3V2(PO4)2F3 was improved by using a simple surface carbon coating method, and excellent electrochemical properties were obtained.

Graphical abstract: A surface-modified Na3V2(PO4)2F3 cathode with high rate capability and cycling stability for sodium ion batteries
Open Access Paper

Failure mechanisms of the Li(Ni0.6Co0.2Mn0.2)O2-Li4Ti5O12 lithium-ion batteries in long-time high-rate cycle

Through the analysis of tens of thousands of cycles in LTO pouch batteries at a high rate of 40C, we found that the failure was mainly caused by the consumption of electrolyte and the microcracks emerged on the cathode electrode materials NCM622.

Graphical abstract: Failure mechanisms of the Li(Ni0.6Co0.2Mn0.2)O2-Li4Ti5O12 lithium-ion batteries in long-time high-rate cycle
Open Access Paper

Chemical synthesis and super capacitance performance of novel CuO@Cu4O3/rGO/PANI nanocomposite electrode

Copper oxide-based nanocomposites are promising electrode materials for high-performance supercapacitors due to their unique properties that aid electrolyte access and ion diffusion to the electrode surface.

Graphical abstract: Chemical synthesis and super capacitance performance of novel CuO@Cu4O3/rGO/PANI nanocomposite electrode
Open Access Paper

NiOx/PANI nanocomposite doped carbon paste as electrode for long-term stable and highly efficient perovskite solar cells

Carbon-based perovskite solar cells (PSCs) have emerged as a hopeful alternative in the realm of photovoltaics.

Graphical abstract: NiOx/PANI nanocomposite doped carbon paste as electrode for long-term stable and highly efficient perovskite solar cells
Open Access Paper

Stable cycling and low-temperature operation utilizing amorphous carbon-coated graphite anodes for lithium-ion batteries

The carbon coated graphite prepared by CVD method can meet the stable cycling. The pouch cell GC-2‖LiCoO2 exhibits noteworthy durability, retaining 87% of its capacity even after 1200 cycles at a high charge/discharge rate of 5C/5C.

Graphical abstract: Stable cycling and low-temperature operation utilizing amorphous carbon-coated graphite anodes for lithium-ion batteries
Open Access Paper

Regulating oxygen vacancies by Zn atom doping to anchor and disperse promoter Ba on MgO support to improve Ru-based catalysts activity for ammonia synthesis

Zn doping promotes the formation of oxygen vacancy, which anchors and disperses Ba.

Graphical abstract: Regulating oxygen vacancies by Zn atom doping to anchor and disperse promoter Ba on MgO support to improve Ru-based catalysts activity for ammonia synthesis
Open Access Paper

Pr2Ni0.8Co0.2O4+δ impregnated La0.6Sr0.4CoO3−δ oxygen electrode for efficient CO2 electroreduction in solid oxide electrolysis cells

The impregnation of PNCO into the LSC anode can effectively improve the electrochemical performance of CO2 in high-temperature electrolysis due to the generation of PNCO nanofilms on the anode.

Graphical abstract: Pr2Ni0.8Co0.2O4+δ impregnated La0.6Sr0.4CoO3−δ oxygen electrode for efficient CO2 electroreduction in solid oxide electrolysis cells
Open Access Paper

1D hollow tubular/2D nanosheet hybrid dimensional porous carbon prepared by one-step carbonization using natural minerals as templates for supercapacitors

1D hollow tubular/2D nanosheet hybrid dimensional porous carbon was synthesized through one-step carbonization using 1D fibrous brucite and 2D layered magnesium carbonate hydroxide as templates.

Graphical abstract: 1D hollow tubular/2D nanosheet hybrid dimensional porous carbon prepared by one-step carbonization using natural minerals as templates for supercapacitors
Open Access Paper

High performance electrochemical CO2 reduction over Pd decorated cobalt containing nitrogen doped carbon

Efficient electrocatalytic CO2 reduction reaction (eCO2RR) to various products, such as carbon monoxide (CO), is crucial for mitigating greenhouse gas emissions and enabling renewable energy storage.

Graphical abstract: High performance electrochemical CO2 reduction over Pd decorated cobalt containing nitrogen doped carbon
Open Access Paper

Efficient dye adsorption of mesoporous activated carbon from bamboo parenchyma cells by phosphoric acid activation

In this study, mesoporous activated carbon was prepared from bamboo parenchyma cells for MB removal from water.

Graphical abstract: Efficient dye adsorption of mesoporous activated carbon from bamboo parenchyma cells by phosphoric acid activation
Open Access Paper

Superhydrophobic foam combined with biomass-derived TENG based on upcycled coconut husk for efficient oil–water separation

Ocean ecological environments are seriously affected by oil spilling and plastic-debris, significantly reducing marine pollution via using biocomposite production from natural fiber reinforcement is a friendly way to deal with marine oil pollution.

Graphical abstract: Superhydrophobic foam combined with biomass-derived TENG based on upcycled coconut husk for efficient oil–water separation
Open Access Review Article

Smart materials for flexible electronics and devices: hydrogel

In recent years, flexible conductive materials have attracted considerable attention for their potential use in flexible energy storage devices, touch panels, sensors, memristors, and other applications.

Graphical abstract: Smart materials for flexible electronics and devices: hydrogel
Open Access Paper

Cellulose/silica composite microtubular superfoam with excellent flame retardancy, thermal insulation and ablative resistance

Cellulose/SiO2-based composite microtube superfoam exhibits excellent flame retardant, thermal insulation and ablative resistance.

Graphical abstract: Cellulose/silica composite microtubular superfoam with excellent flame retardancy, thermal insulation and ablative resistance
Open Access Paper

Tuning in optoelectronic properties of In/Te bilayer heterostructure upon annealing at different temperatures: surface wettability and photo response study for photonic and solar cell applications

The In/Te bilayer thin film synthesized by thermal evaporation method with 350 nm thickness annealed at different temperatures and their opto-electronic properties change. The films showed a hydrophobic nature, with enhancement of photo current from nA to ∼mA.

Graphical abstract: Tuning in optoelectronic properties of In/Te bilayer heterostructure upon annealing at different temperatures: surface wettability and photo response study for photonic and solar cell applications
Open Access Paper

Use of benzothiophene ring to improve the photovoltaic efficacy of cyanopyridinone-based organic chromophores: a DFT study

The benzothiophene based chromophores (A1D1–A1D5) with A–π–A configuration were designed via end-capped tailoring with benzothiophene type acceptors using reference compound (A1R).

Graphical abstract: Use of benzothiophene ring to improve the photovoltaic efficacy of cyanopyridinone-based organic chromophores: a DFT study
Open Access Paper

Scalable slot-die coated flexible supercapacitors from upcycled PET face shields

This study reports fabrication of flexible supercapacitor with slot-die coated activated carbon electrodes derived from upcycled PET face shield, displaying excellent energy and power density of 21.8 W h kg−1 and 20 600 W kg−1 with good flexibility.

Graphical abstract: Scalable slot-die coated flexible supercapacitors from upcycled PET face shields
Open Access Paper

Treatment of carbon electrodes with Ti3C2Tx MXene coating and thermal method for vanadium redox flow batteries: a comparative study

Treatment of carbon papers with Ti3C2Tx MXene solution for vanadium redox flow batteries.

Graphical abstract: Treatment of carbon electrodes with Ti3C2Tx MXene coating and thermal method for vanadium redox flow batteries: a comparative study
Open Access Paper

In situ one step growth of amorphous tin oxide electron transport layer for high-performance perovskite solar cells

Perovskite solar cells prepared by using amorphous Tin oxide as electron transport layer.

Graphical abstract: In situ one step growth of amorphous tin oxide electron transport layer for high-performance perovskite solar cells
Open Access Paper

Fabrication of MoS2/rGO hybrids as electrocatalyst for water splitting applications

Environmental degradation and energy constraint are important risks to long-term sustainability in the modern world.

Graphical abstract: Fabrication of MoS2/rGO hybrids as electrocatalyst for water splitting applications
Open Access Paper

Insoluble low-impedance organic battery cathode enabled by graphite grafting towards potassium storage

Insoluble polymerized organic electrode is developed and wrapped in graphite sheets, which possesses low-impedance and realized a cycling life of over 1500 cycles. This work provides insights for exploring high-performance organic cathodes.

Graphical abstract: Insoluble low-impedance organic battery cathode enabled by graphite grafting towards potassium storage
360 items - Showing page 1 of 15

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