Defect-rich hierarchical porous carbon prepared by homogeneous activation for high performance capacitive deionization

Article Nanoscience & Nanotechnology

3D Heterostructure Constructed by Few-Layered MXenes with a MoS2 Layer as the Shielding Shell for Excellent Hybrid Capacitive Deionization and Enhanced Structural Stability

Yanmeng Cai et al.

Summary: By rationally designing and constructing a three-dimensional heterostructure, MoS2@MXene electrode with excellent ion transfer and storage performance is achieved, providing a new solution for efficient capacitive deionization process.

ACS APPLIED MATERIALS & INTERFACES (2022)

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Article Engineering, Environmental

Using crude residual glycerol as precursor of sustainable activated carbon electrodes for capacitive deionization desalination

Patricia T. Juchen et al.

Summary: This study successfully utilized waste crude glycerol to produce sustainable activated carbon for capacitive deionization (CDI) desalination, demonstrating improved salt adsorption capacity and charge efficiency through controlling electrode potential and E-cell. The activated carbon electrode showed stable performance in membrane CDI configuration, suggesting its potential as a low-cost and effective option for water desalination.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Environmental Sciences

Meta-analysis of the effect of low-level occupational benzene exposure on human peripheral blood leukocyte counts in China *

Hao Zhang et al.

Summary: This study investigated the effect of low-level occupational benzene exposure on human peripheral blood leukocyte counts and found that it could lead to a higher abnormal rate of peripheral blood leukocyte counts, posing a health risk to workers. The results of this study can provide a scientific basis for future revision of occupational benzene exposure limits and the formulation of environmental standards concerning benzene in China.

JOURNAL OF ENVIRONMENTAL SCIENCES (2022)

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Article Engineering, Chemical

Insight from the synergistic effect of dopant and defect interplay in carbons for high-performance capacitive deionization

Silu Huo et al.

Summary: Carbon-based materials with heteroatoms doping and structural defects have been found to enhance the performance of capacitive deionization. The interaction between doping and defects can optimize charge density distribution and structural characteristics, improving ion adsorption and diffusion capability. Nitrogen dopants can improve ion affinity, leading to enhanced ion-adsorption ability.

SEPARATION AND PURIFICATION TECHNOLOGY (2022)

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Review Chemistry, Multidisciplinary

Nanoarchitectonics of Metal-Organic Frameworks for Capacitive Deionization via Controlled Pyrolyzed Approaches

Hao Wang et al.

Summary: The next-generation desalination technologies require more efficient methods to treat non-potable water with low salinity, with MOFs-derived materials showing great tunability in improving CDI performance.

SMALL (2022)

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Article Chemistry, Physical

Efficient transport system of cultivated mushroom mycelium enables its derived carbon with high performance electrochemical desalination capability

Chen Zhao et al.

Summary: Capacitive deionization (CDI) is an efficient and promising desalination technology. Using mushroom mycelia as the precursor, a hierarchically porous carbon electrode with a high-efficiency transport system and high surface area can achieve superior salt removal capacity.

CARBON (2022)

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Article Engineering, Chemical

Enhanced capacitive deionization by rGO@PEI/MoS2 nanocomposites with rich heterostructures

Pengkun Zheng et al.

Summary: Heterostructure electrodes prepared from the nanocomposite rGO/MoS2 with modified GO@PEI showed improved electrochemical properties and desalination performance, attributed to the rich heterostructure formed through van der Waals forces and chemical bonding between rGO and MoS2.

SEPARATION AND PURIFICATION TECHNOLOGY (2022)

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Article Chemistry, Multidisciplinary

A Reverse-Defect-Engineering Strategy toward High Edge-Nitrogen-Doped Nanotube-Like Carbon for High-Capacity and Stable Sodium Ion Capture

Mingxing Liang et al.

Summary: Developing high-performance carbon materials with abundant accessible active sites is crucial for electrochemical water desalination. In this study, a reverse-defect-engineering strategy is used to synthesize high edge-nitrogen-doped nanotube-like carbon, which exhibits more accessible active sites and fast charge-transfer kinetics. This carbon material shows high desalination capacity, fast adsorption rate, low energy consumption, and superior cyclic stability.

ADVANCED FUNCTIONAL MATERIALS (2022)

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Article Chemistry, Physical

Polyaniline-decorated porous carbons with engineered meso/macrochannels for high performance capacitive deionization

Bofeng Li et al.

Summary: In this study, porous activated carbons (PACs) with abundant built-in meso/macroporous channels were synthesized using asphalt powder and KOH as precursors. Polyaniline (PANI) was in situ grown on the PAC surface to form PAC/PANI composites, which exhibited synergistic effects between electrical double layer (EDL) adsorption and pseudocapacitive deionization for enhanced capacitive deionization (CDI) desalination capacity.

JOURNAL OF MATERIALS CHEMISTRY A (2022)

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Article Chemistry, Multidisciplinary

Heterointerface optimization in a covalent organic framework-on-MXene for high-performance capacitive deionization of oxygenated saline water

Shuaihua Zhang et al.

Summary: This study reports a covalent organic framework (COF)-on-MXene heterostructure with heterointerface optimization for high-performance capacitive deionization (CDI) of natural (oxygenated) saline water. The heterostructure inherits the excellent properties of MXene and COF, exhibiting stable cycling performance and high salt adsorption capacity.

MATERIALS HORIZONS (2022)

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Article Chemistry, Physical

An ion-accumulating effect in a hollow carbon bowl electrode: understanding the structure-enhanced volumetric desalination capacity and ion transport kinetics in capacitive deionization

Xiaogang Zang et al.

Summary: In this study, a hollow carbon bowl (HCB) is utilized as an advanced electrode material for capacitive deionization (CDI) technology, exhibiting superior desalination capacity and fast ion transport kinetics. This work paves the way for miniaturizing future CDI devices by developing structure-enhanced electrodes with high volumetric desalination capacity and fast ion transport.

JOURNAL OF MATERIALS CHEMISTRY A (2022)

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Article Engineering, Chemical

Synergistic effects of ionic and nonionic surfactants treatment on activated carbon electrodes for inverted capacitive deionization

Samuel Ntakirutimana et al.

Summary: The study found that using dual surfactants on inverted CDI electrodes can significantly enhance capacitive performance, with nonionic surfactants working synergistically with ionic surfactants. Analysis showed that surfactant loading reduces pore volume and specific surface of activated carbon, affecting its surface chemistry. The research highlights the beneficial effects of the synergy between ionic and nonionic surfactants on the performance of i-CDI electrodes.

SEPARATION AND PURIFICATION TECHNOLOGY (2021)

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Article Chemistry, Physical

High-Performance Capacitive Deionization and Killing Microorganism in Surface-Water by ZIF-9 Derived Carbon Composites

Shuai Cao et al.

Summary: The protection and regeneration of the water environment is a critical concern for sustainable development. This study successfully synthesized a ZIF-9 derived carbon composite with high desalination capability and microorganism-killing properties, providing a new direction for the application of CDI in surface-water.

SMALL METHODS (2021)

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Article Nanoscience & Nanotechnology

KOH-Activated Hollow ZIF-8 Derived Porous Carbon: Nanoarchitectured Control for Upgraded Capacitive Deionization and Supercapacitor

Minjun Kim et al.

Summary: The synergistic effects of hollow nano-architecture and high specific surface area of hollow activated carbons (HACs) were reported to significantly enhance the performance of supercapacitors (SC) and capacitive deionization (CDI). By optimizing nanopore distribution and designing large macropores, significant improvements in capacitance and desalination performance can be achieved.

ACS APPLIED MATERIALS & INTERFACES (2021)

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Review Chemistry, Multidisciplinary

Recent Advances in Faradic Electrochemical Deionization: System Architectures versus Electrode Materials

Yong Liu et al.

Summary: Traditional carbon-based CDI systems have low desalination capacity, and research has shifted towards the development of faradic electrochemical desalination systems using faradic materials. Focus is primarily on faradic reactions and materials, yet the correlation between faradic materials and system architectures remains relatively unexplored.

ACS NANO (2021)

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Article Chemistry, Physical

Enabling high surface and space utilization of activated carbon for supercapacitors by homogeneous activation

Yuting Jiang et al.

Summary: The interconnected porous structure generated by homogeneous activation improves the surface and space utilization of activated carbon, as well as enhances the kinetics of ion transport.

CARBON (2021)

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Article Engineering, Chemical

Batch counterflow reverse osmosis

Abhimanyu Das et al.

Summary: This study introduces the first batch osmotically assisted process, which significantly reduces energy requirements and necessary components compared to previous processes, enabling brine recirculation to increase pressure over time with a double-acting piston tank.

DESALINATION (2021)

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Article Chemistry, Physical

Carbon nanofiber@ZIF-8 derived carbon nanosheet composites with a core-shell structure boosting capacitive deionization performance

Xinyi Gong et al.

Summary: This work focused on the development of hierarchical porous carbon-carbon composites as electrode materials for capacitive deionization. By tailoring the composition and porosity of the composite, a large desalination capacity and high desalination rate were achieved. The engineered material exhibited excellent capacitive deionization performance for various ionic solutions, representing a significant advancement in electrode development for deionization applications.

JOURNAL OF MATERIALS CHEMISTRY A (2021)

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Article Chemistry, Physical

Nitrogen, phosphorus co-doped eave-like hierarchical porous carbon for efficient capacitive deionization

Hao Zhang et al.

Summary: This study introduces a novel N, P co-doped eave-like hierarchical porous carbon (NP-EHPC) for capacitive deionization (CDI), showing high desalination capacity and long cycling stability. The work offers new insights into the design of high-performance carbon materials for desalination of brackish water.

JOURNAL OF MATERIALS CHEMISTRY A (2021)

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Review Chemistry, Multidisciplinary

Recent advances in ion selectivity with capacitive deionization

J. G. Gamaethiralalage et al.

Summary: This review summarizes the mechanisms and advancements in selective ion removal using different electrode materials in multicomponent solutions. The review covers progress in preparation, theoretical understanding, and ion selectivity definitions, as well as introduces a theory for intercalation materials that considers mixtures of different cations.

ENERGY & ENVIRONMENTAL SCIENCE (2021)

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Review Engineering, Environmental

Electrodialysis desalination for water and wastewater: A review

Sajjad Al-Amshawee et al.

CHEMICAL ENGINEERING JOURNAL (2020)

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Article Chemistry, Physical

Effect of Intrinsic Defects of Carbon Materials on the Sodium Storage Performance

Ruiqi Guo et al.

ADVANCED ENERGY MATERIALS (2020)

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Article Engineering, Chemical

Improved performance and long-term stability of activated carbon doped with nitrogen for capacitive deionization

Chun-Chia Hsu et al.

DESALINATION (2020)

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Article Nanoscience & Nanotechnology

Enabling a Large Accessible Surface Area of a Pore-Designed Hydrophilic Carbon Nanofiber Fabric for Ultrahigh Capacitive Deionization

Xinyi Gong et al.

ACS APPLIED MATERIALS & INTERFACES (2020)

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Review Chemistry, Multidisciplinary

Faradaic Electrodes Open a New Era for Capacitive Deionization

Qian Li et al.

ADVANCED SCIENCE (2020)

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Article Chemistry, Physical

Insight into the significant contribution of intrinsic carbon defects for the high-performance capacitive desalination of brackish water

Silu Huo et al.

JOURNAL OF MATERIALS CHEMISTRY A (2020)

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Article Chemistry, Physical

Core-shell hybrid zeolitic imidazolate framework-derived hierarchical carbon for capacitive deionization

Wuxiang Zhang et al.

JOURNAL OF MATERIALS CHEMISTRY A (2020)

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Article Chemistry, Physical

Boosting supercapacitor and capacitive deionization performance of hierarchically porous carbon by polar surface and structural engineering

Silu Huo et al.

JOURNAL OF MATERIALS CHEMISTRY A (2020)

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Article Nanoscience & Nanotechnology

Grafting the Charged Functional Groups on Carbon Nanotubes for Improving the Efficiency and Stability of Capacitive Deionization Process

Dongya Ma et al.

ACS APPLIED MATERIALS & INTERFACES (2019)

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Article Engineering, Chemical

A positive-negative alternate adsorption effect for capacitive deionization in nano-porous carbon aerogel electrodes to enhance desalination capacity

Chen Zhang et al.

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Porous Carbons Derived from Collagen-Enriched Biomass: Tailored Design, Synthesis, and Application in Electrochemical Energy Storage and Conversion

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Preparation and property of extremely stable superhydrophobic carbon fibers with core-shell structure

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Nitrogen-doped hierarchical porous carbon aerogel for high-performance capacitive deionization

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BIORESOURCE TECHNOLOGY (2018)

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Phosphorus-doped 3D carbon nanofiber aerogels derived from bacterial-cellulose for highly-efficient capacitive deionization

Yanjiang Li et al.

CARBON (2018)

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A comparison of multicomponent electrosorption in capacitive deionization and membrane capacitive deionization

Armineh Hassanvand et al.

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Graphitization induced by KOH etching for the fabrication of hierarchical porous graphitic carbon sheets for high performance supercapacitors

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Porous Cryo-Dried MXene for Efficient Capacitive Deionization

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Defect-rich hierarchical porous carbon prepared by homogeneous activation for high performance capacitive deionization

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