Does membrane structure design influence osmotic energy harvesting?
This work underscores the critical role of membrane channel structure design in osmotic energy harvesting and serves as an inspiration for structural optimization and innovation of other 2D lamellar nanofluidic membranes.
Can hydrocarbon ion-exchange membranes improve redox flow batteries?
We report a molecularly engineered hydrocarbon ion-exchange membrane with interconnected subnanometer channels that enable fast and selective ion transport and boost the energy efficiency and operational stability of redox flow batteries. This work presents a pathway for developing high-performance membranes for redox flow batteries.
Can 2D nanofluidic membranes be used for osmotic energy harvesting?
Over the past decade, 2D nanofluidic membranes have emerged as promising avenues for osmotic energy harvesting 7, 8, 9, 10. Typically, water molecules and ions are transported in the confined space of 2D nanofluidic channels 11.
Can nanocomposite membranes enhance salinity gradient power harvesting?
Two-dimensional metal–organic framework nanocomposite membranes with shortened ion pathways for enhanced salinity gradient power harvesting. Chem. Eng. J. 484, 149649 (). Jia, X. et al. Enhanced selective ion transport in highly charged bacterial cellulose/boron nitride composite membranes for thermo-osmotic energy harvesting.
Are membrane technologies a sustainable solution?
Nature Sustainability 5, – () Cite this article Membrane technologies with low environmental impacts and ease of use have a wide spectrum of applications, with the potential to provide more sustainable solutions in domains such as water, energy and pollution treatment.
Are ion-conducting membranes suitable for grid-scale redox flow battery systems?
The ion selectivity of the ion-conducting membrane contributes to high efficiencies and a long lifespan of redox flow battery systems. However, grid-scale applications demark additional property requirements for the membranes. (1) Stability of membrane.
Sulfonated poly (ether-ether-ketone) membranes
We report a molecularly engineered hydrocarbon ion-exchange membrane with interconnected subnanometer channels that enable fast and selective ion transport and boost the energy efficiency and
High-ion selectivity composite membrane based on sulfonated
The VRFB assembled with the S/LUZ composite membrane showed a coulombic efficiency (CE) of 89.1 % at a current density of 80 mA cm−2. In contrast, the values
Turing-type nanochannel membranes with extrinsic ion transport
Two-dimensional (2D) nanofluidic channels with confined transport pathways and abundant surface functional groups have been extensively investigated to achieve osmotic
Ion-Conducting Membranes for Long-Duration Energy Storage
Designing highly selective membranes based on different transport behaviors of ions in ion transport channels benefits redox flow batteries for long-duration grid-scale energy
High‐Efficiency Energy Storage: High Entropy Materials Design
This paper systematically explores the design principles of high-entropy materials with the aim of developing lithium-ion battery materials with high capacity and long cycle life.
New materials make high-performance membranes the filters of
Researchers in the lab of Kelsey Hatzell, an associate professor of mechanical and aerospace engineering and the Andlinger Center for Energy and the Environment, are
Grand challenges in membrane applications—Energy
Another scientific challenge remains to be addressed, i.e., obtaining an ion exchange membrane that can satisfy the need for energy storage and conversion devices,
Significantly enhanced capacitive energy-storage performance of
However, achieving both high discharge energy density (Ud) and high energy-storage efficiency (η) in polymer dielectrics remains a major challenge due to the intrinsic trade-off
Polymeric membranes with aligned zeolite nanosheets for
Here the authors show a synthetic route to a polymeric membrane that breaks the conductivity–selectivity trade-off and enables exciting performance in a vanadium flow
Dual-mechanism enhanced energy efficiency of nanofiber
The spiny structure of Cu-CAT has high photothermal efficiency, and the surface temperature of the Cu-CAT@PA6 NM reaches 68 °C. The fluffy middle layer can store heat
Functional materials with high-efficiency energy storage and
For the aspect of energy storage, high efficiency is closely connected with lightweight and high energy density materials, such as hydrogen, lithium, and magnesium.
Engineered sulfonated porous carbon/cellulose nanofiber hybrid membrane
The introduction of sulfonated porous carbon significantly reduce the energy barrier of ion transport through the T-CNF membrane, exhibiting a high energy conversion
High-ion selectivity composite membrane based on sulfonated
VRFB, as a type of electrochemical energy storage device, allows for the design of a specific capacity, safety, and reliability. The low cost, long life and high safety of the
Evaluating membranes for hydrogen storage and utilization in
This study aims to provide a comprehensive evaluation of membrane technologies for hydrogen-related processes in aviation, specifically focusing on hydrogen
Unifying the Conversation: Membrane Separation
Dense polymer membranes enable a diverse range of separations and clean energy technologies, including gas separation, water treatment, and renewable fuel production or conversion. The transport of
Novel microporous sulfonated polyimide membranes with high energy
The intermittency and instability of solar and wind energy makes these renewable energy supply continuously and smoothly very challenge [[1], [2]]. As a large-scale energy
Thermodynamic performance study of hydrogen–oxygen
As a competitive energy storage method, hydrogen storage plays a vital role in improving the utilization of renewable energy and reducing carbon emissions. This paper
Axially aligned COF membranes unlock high
The pursuit of osmotic energy has gained momentum due to environmental concerns. Jiang et al. developed a metal-ion-coordination-assisted orientation strategy for constructing axially aligned covalent
Sulfonated poly (ether-ether-ketone) membranes
Redox flow batteries (RFBs) are promising for long-duration grid-scale sustainable energy storage. The ion-exchange membrane is a key component that determines energy efficiency and cycling stability.
Two-dimensional material separation membranes for renewable energy
The current energy crisis has prompted the development of new energy sources and energy storage/conversion devices. Membranes, as the key component, not only provide
Metal–Organic Framework-Based Membranes with
As a novel type of energy storage technology, non-aqueous redox flow batteries (NARFBs) have shown great potential in the fields of grid peaking and renewable energy storage due to the advantages of high
Axial alignment of covalent organic framework membranes for
This work shows a strategy to engineer the orientation of covalent organic framework membranes to an axis-aligned configuration that enables record performance for
Sulfonated poly (ether-ether-ketone) membranes with intrinsic
Redox flow batteries (RFBs) are promising for long-duration grid-scale sustainable energy storage. The ion-exchange membrane is a key component that determines
High-pressure proton exchange membrane water electrolysis:
Abstract High-pressure proton exchange membrane (PEM) water electrolysis for hydrogen production is a crucial method to achieve low energy consumption, high efficiency,
Metal–Organic Framework-Based Membranes with
As a novel type of energy storage technology, non-aqueous redox flow batteries (NARFBs) have shown great potential in the fields of grid peaking and renewable energy storage due to the advantages of high
High-pressure proton exchange membrane water electrolysis:
Abstract High-pressure proton exchange membrane (PEM) water electrolysis for hydrogen production is a crucial method to achieve low energy consumption, high efficiency,
Advances and prospects to achieve high-performing and durable
The PEM-URFC offers a practical solution to managing these intermittent and variable energy sources owing to its high scale-up efficiency benefited from the decoupled
Functional Membranes for High Efficiency
This book provides an overview of functional membranes for efficient ion/molecule transfer and separation. It first presents the design, fabrication, structure, and performance of several kinds of membranes.
High-performance aqueous organic redox flow battery enabled by
Aqueous organic redox flow batteries (AORFBs) have become a promising electrochemical energy storage technology due to their low cost, high safety, an
Scalable fabrication of integrated covalent organic framework membrane
Abstract Interfacial polymerization (IP) is a promising approach for preparing covalent organic framework (COF) membranes in energy storage and conversion applications.
A high-energy efficiency static membrane-free
As a promising energy storage system, aqueous zinc–bromine batteries (ZBBs) provide high voltage and reversibility. However, they generally suffer from serious self-discharge and corrosion
High-efficiency energy storage membrane brings new hope for
According to Science Daily, the National University of Singapore Institute of Nanotechnology has recently developed a new high-efficiency energy storage membrane. This new product is not
Efficiency Enhancement of an Ammonia-Based Solar Thermochemical Energy
The ammonia-based solar thermochemical energy storage (TCES) is one of the most promising solar TCESs. However, the solar-to-electric efficiency is still not high enough
Free‐Standing Covalent Organic Framework Membrane for High‐Efficiency
Free-standing covalent-organic-framework-based membranes with excellent stability and mechanical properties were fabricated. The membranes have one-dimensional
Polymeric membranes with aligned zeolite nanosheets for
As a result, pairing this aligned membrane with a vanadium flow battery leads to a high energy efficiency of >80% at 200 mA cm−2 and remarkable stability over 1,000 cycles.
Design and economic analysis of high-pressure proton exchange membrane
The proton exchange membrane (PEM) electrolysis with a high-pressure cathode can help avoid the utilization of a hydrogen compressor and improve the efficiency of hydrogen
Functional materials with high-efficiency energy storage and
For the aspect of energy storage, high efficiency is closely connected with lightweight and high energy density materials, such as hydrogen, lithium, and magnesium.
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